Examples with LongBidirectionalIterator it.unimi.dsi.fastutil.longs.LongBidirectionalIterator used on opensource projects

Example 1 with LongBidirectionalIterator

use of it.unimi.dsi.fastutil.longs.LongBidirectionalIterator in project presto by prestodb.

the class SetDigest method mergeWith.

public void mergeWith(SetDigest other) {
    hll.mergeWith(other.hll);
    LongBidirectionalIterator iterator = other.minhash.keySet().iterator();
    while (iterator.hasNext()) {
        long key = iterator.nextLong();
        int count = minhash.get(key) + other.minhash.get(key);
        minhash.put(key, Shorts.saturatedCast(count));
    }
    while (minhash.size() > maxHashes) {
        minhash.remove(minhash.lastLongKey());
    }
}

Example 2 with LongBidirectionalIterator

use of it.unimi.dsi.fastutil.longs.LongBidirectionalIterator in project angel by Tencent.

the class SimpleBinaryOutNonZAExecutor method apply.

public static Vector apply(LongDoubleVector v1, LongIntVector v2, Binary op) {
    LongDoubleVectorStorage newStorage = (LongDoubleVectorStorage) StorageSwitch.apply(v1, v2, op);
    if (v1.isSparse() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
            while (iter.hasNext()) {
                Long2IntMap.Entry entry = iter.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss dense storage is more efficient
            ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2DoubleMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getDoubleValue());
            }
            ObjectIterator<Long2IntMap.Entry> iter2 = v2.getStorage().entryIterator();
            while (iter2.hasNext()) {
                Long2IntMap.Entry entry = iter2.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                // no rehashor one onle rehash is required, nothing to optimization
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
                }
            } else {
                // multi-rehash
                ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2DoubleMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getDoubleValue());
                }
                ObjectIterator<Long2IntMap.Entry> iter2 = v2.getStorage().entryIterator();
                while (iter2.hasNext()) {
                    Long2IntMap.Entry entry = iter2.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
                }
            }
        }
    } else if (v1.isSparse() && v2.isSorted()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            long[] v2Indices = v2.getStorage().getIndices();
            int[] v2Values = v2.getStorage().getValues();
            for (int i = 0; i < v2.size(); i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2DoubleMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getDoubleValue());
            }
            long[] v2Indices = v2.getStorage().getIndices();
            int[] v2Values = v2.getStorage().getValues();
            long size = v2.size();
            for (int i = 0; i < size; i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                long[] v2Indices = v2.getStorage().getIndices();
                int[] v2Values = v2.getStorage().getValues();
                for (int i = 0; i < v2.size(); i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            } else {
                ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2DoubleMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getDoubleValue());
                }
                long[] v2Indices = v2.getStorage().getIndices();
                int[] v2Values = v2.getStorage().getValues();
                long size = v2.size();
                for (int i = 0; i < size; i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                double[] values = new double[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongDoubleSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                double[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getIntValue()));
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                double[] values = new double[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongDoubleSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                double[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getIntValue()));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSorted()) {
        int v1Pointor = 0;
        int v2Pointor = 0;
        long size1 = v1.size();
        long size2 = v2.size();
        long[] v1Indices = v1.getStorage().getIndices();
        double[] v1Values = v1.getStorage().getValues();
        long[] v2Indices = v2.getStorage().getIndices();
        int[] v2Values = v2.getStorage().getValues();
        if ((size1 + size2) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                // sorted
                long[] resIndices = newStorage.getIndices();
                double[] resValues = newStorage.getValues();
                int global = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        global++;
                        v1Pointor++;
                        v2Pointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = v1Values[v1Pointor];
                        global++;
                        v1Pointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[global] = v2Indices[v2Pointor];
                        resValues[global] = op.apply(0, v2Values[v2Pointor]);
                        global++;
                        v2Pointor++;
                    }
                }
            } else {
                // dense
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] resIndices = newStorage.getIndices();
                double[] resValues = newStorage.getValues();
                int globalPointor = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        v1Pointor++;
                        v2Pointor++;
                        globalPointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = v1Values[v1Pointor];
                        v1Pointor++;
                        globalPointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[globalPointor] = v2Indices[v2Pointor];
                        resValues[globalPointor] = op.apply(0, v2Values[v2Pointor]);
                        v2Pointor++;
                        globalPointor++;
                    }
                }
            } else {
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        }
    } else {
        throw new AngelException("The operation is not support!");
    }
    return new LongDoubleVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}

Example 3 with LongBidirectionalIterator

use of it.unimi.dsi.fastutil.longs.LongBidirectionalIterator in project angel by Tencent.

the class SimpleBinaryOutNonZAExecutor method apply.

public static Vector apply(LongLongVector v1, LongIntVector v2, Binary op) {
    LongLongVectorStorage newStorage = (LongLongVectorStorage) StorageSwitch.apply(v1, v2, op);
    if (v1.isSparse() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
            while (iter.hasNext()) {
                Long2IntMap.Entry entry = iter.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss dense storage is more efficient
            ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2LongMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getLongValue());
            }
            ObjectIterator<Long2IntMap.Entry> iter2 = v2.getStorage().entryIterator();
            while (iter2.hasNext()) {
                Long2IntMap.Entry entry = iter2.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                // no rehashor one onle rehash is required, nothing to optimization
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
                }
            } else {
                // multi-rehash
                ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2LongMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getLongValue());
                }
                ObjectIterator<Long2IntMap.Entry> iter2 = v2.getStorage().entryIterator();
                while (iter2.hasNext()) {
                    Long2IntMap.Entry entry = iter2.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getIntValue()));
                }
            }
        }
    } else if (v1.isSparse() && v2.isSorted()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            long[] v2Indices = v2.getStorage().getIndices();
            int[] v2Values = v2.getStorage().getValues();
            for (int i = 0; i < v2.size(); i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2LongMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getLongValue());
            }
            long[] v2Indices = v2.getStorage().getIndices();
            int[] v2Values = v2.getStorage().getValues();
            long size = v2.size();
            for (int i = 0; i < size; i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                long[] v2Indices = v2.getStorage().getIndices();
                int[] v2Values = v2.getStorage().getValues();
                for (int i = 0; i < v2.size(); i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            } else {
                ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2LongMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getLongValue());
                }
                long[] v2Indices = v2.getStorage().getIndices();
                int[] v2Values = v2.getStorage().getValues();
                long size = v2.size();
                for (int i = 0; i < size; i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                long[] values = new long[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongLongSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getIntValue()));
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                long[] values = new long[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongLongSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2IntMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2IntMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getIntValue()));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSorted()) {
        int v1Pointor = 0;
        int v2Pointor = 0;
        long size1 = v1.size();
        long size2 = v2.size();
        long[] v1Indices = v1.getStorage().getIndices();
        long[] v1Values = v1.getStorage().getValues();
        long[] v2Indices = v2.getStorage().getIndices();
        int[] v2Values = v2.getStorage().getValues();
        if ((size1 + size2) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                // sorted
                long[] resIndices = newStorage.getIndices();
                long[] resValues = newStorage.getValues();
                int global = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        global++;
                        v1Pointor++;
                        v2Pointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = v1Values[v1Pointor];
                        global++;
                        v1Pointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[global] = v2Indices[v2Pointor];
                        resValues[global] = op.apply(0, v2Values[v2Pointor]);
                        global++;
                        v2Pointor++;
                    }
                }
            } else {
                // dense
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] resIndices = newStorage.getIndices();
                long[] resValues = newStorage.getValues();
                int globalPointor = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        v1Pointor++;
                        v2Pointor++;
                        globalPointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = v1Values[v1Pointor];
                        v1Pointor++;
                        globalPointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[globalPointor] = v2Indices[v2Pointor];
                        resValues[globalPointor] = op.apply(0, v2Values[v2Pointor]);
                        v2Pointor++;
                        globalPointor++;
                    }
                }
            } else {
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        }
    } else {
        throw new AngelException("The operation is not support!");
    }
    return new LongLongVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}

Example 4 with LongBidirectionalIterator

use of it.unimi.dsi.fastutil.longs.LongBidirectionalIterator in project angel by Tencent.

the class SimpleBinaryOutNonZAExecutor method apply.

public static Vector apply(LongDoubleVector v1, LongFloatVector v2, Binary op) {
    LongDoubleVectorStorage newStorage = (LongDoubleVectorStorage) StorageSwitch.apply(v1, v2, op);
    if (v1.isSparse() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            ObjectIterator<Long2FloatMap.Entry> iter = v2.getStorage().entryIterator();
            while (iter.hasNext()) {
                Long2FloatMap.Entry entry = iter.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getFloatValue()));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss dense storage is more efficient
            ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2DoubleMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getDoubleValue());
            }
            ObjectIterator<Long2FloatMap.Entry> iter2 = v2.getStorage().entryIterator();
            while (iter2.hasNext()) {
                Long2FloatMap.Entry entry = iter2.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getFloatValue()));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                // no rehashor one onle rehash is required, nothing to optimization
                ObjectIterator<Long2FloatMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2FloatMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getFloatValue()));
                }
            } else {
                // multi-rehash
                ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2DoubleMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getDoubleValue());
                }
                ObjectIterator<Long2FloatMap.Entry> iter2 = v2.getStorage().entryIterator();
                while (iter2.hasNext()) {
                    Long2FloatMap.Entry entry = iter2.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getFloatValue()));
                }
            }
        }
    } else if (v1.isSparse() && v2.isSorted()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            long[] v2Indices = v2.getStorage().getIndices();
            float[] v2Values = v2.getStorage().getValues();
            for (int i = 0; i < v2.size(); i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2DoubleMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getDoubleValue());
            }
            long[] v2Indices = v2.getStorage().getIndices();
            float[] v2Values = v2.getStorage().getValues();
            long size = v2.size();
            for (int i = 0; i < size; i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                long[] v2Indices = v2.getStorage().getIndices();
                float[] v2Values = v2.getStorage().getValues();
                for (int i = 0; i < v2.size(); i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            } else {
                ObjectIterator<Long2DoubleMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2DoubleMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getDoubleValue());
                }
                long[] v2Indices = v2.getStorage().getIndices();
                float[] v2Values = v2.getStorage().getValues();
                long size = v2.size();
                for (int i = 0; i < size; i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                double[] values = new double[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongDoubleSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                double[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2FloatMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2FloatMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getFloatValue()));
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                double[] values = new double[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongDoubleSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                double[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2FloatMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2FloatMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getFloatValue()));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSorted()) {
        int v1Pointor = 0;
        int v2Pointor = 0;
        long size1 = v1.size();
        long size2 = v2.size();
        long[] v1Indices = v1.getStorage().getIndices();
        double[] v1Values = v1.getStorage().getValues();
        long[] v2Indices = v2.getStorage().getIndices();
        float[] v2Values = v2.getStorage().getValues();
        if ((size1 + size2) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                // sorted
                long[] resIndices = newStorage.getIndices();
                double[] resValues = newStorage.getValues();
                int global = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        global++;
                        v1Pointor++;
                        v2Pointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = v1Values[v1Pointor];
                        global++;
                        v1Pointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[global] = v2Indices[v2Pointor];
                        resValues[global] = op.apply(0, v2Values[v2Pointor]);
                        global++;
                        v2Pointor++;
                    }
                }
            } else {
                // dense
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] resIndices = newStorage.getIndices();
                double[] resValues = newStorage.getValues();
                int globalPointor = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        v1Pointor++;
                        v2Pointor++;
                        globalPointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = v1Values[v1Pointor];
                        v1Pointor++;
                        globalPointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[globalPointor] = v2Indices[v2Pointor];
                        resValues[globalPointor] = op.apply(0, v2Values[v2Pointor]);
                        v2Pointor++;
                        globalPointor++;
                    }
                }
            } else {
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        }
    } else {
        throw new AngelException("The operation is not support!");
    }
    return new LongDoubleVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}

Example 5 with LongBidirectionalIterator

use of it.unimi.dsi.fastutil.longs.LongBidirectionalIterator in project angel by Tencent.

the class SimpleBinaryOutNonZAExecutor method apply.

public static Vector apply(LongLongVector v1, LongLongVector v2, Binary op) {
    LongLongVectorStorage newStorage = (LongLongVectorStorage) StorageSwitch.apply(v1, v2, op);
    if (v1.isSparse() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            ObjectIterator<Long2LongMap.Entry> iter = v2.getStorage().entryIterator();
            while (iter.hasNext()) {
                Long2LongMap.Entry entry = iter.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getLongValue()));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss dense storage is more efficient
            ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2LongMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getLongValue());
            }
            ObjectIterator<Long2LongMap.Entry> iter2 = v2.getStorage().entryIterator();
            while (iter2.hasNext()) {
                Long2LongMap.Entry entry = iter2.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, op.apply(v1.get(idx), entry.getLongValue()));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                // no rehashor one onle rehash is required, nothing to optimization
                ObjectIterator<Long2LongMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2LongMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getLongValue()));
                }
            } else {
                // multi-rehash
                ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2LongMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getLongValue());
                }
                ObjectIterator<Long2LongMap.Entry> iter2 = v2.getStorage().entryIterator();
                while (iter2.hasNext()) {
                    Long2LongMap.Entry entry = iter2.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(v1.get(idx), entry.getLongValue()));
                }
            }
        }
    } else if (v1.isSparse() && v2.isSorted()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if (v1Size >= v2Size * Constant.sparseThreshold && (v1Size + v2Size) * Constant.intersectionCoeff <= Constant.sparseDenseStorageThreshold * v1.dim()) {
            // we gauss the indices of v2 maybe is a subset of v1, or overlap is very large
            long[] v2Indices = v2.getStorage().getIndices();
            long[] v2Values = v2.getStorage().getValues();
            for (int i = 0; i < v2.size(); i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sparseDenseStorageThreshold * v1.dim()) {
            ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
            while (iter1.hasNext()) {
                Long2LongMap.Entry entry = iter1.next();
                long idx = entry.getLongKey();
                newStorage.set(idx, entry.getLongValue());
            }
            long[] v2Indices = v2.getStorage().getIndices();
            long[] v2Values = v2.getStorage().getValues();
            long size = v2.size();
            for (int i = 0; i < size; i++) {
                long idx = v2Indices[i];
                newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
            }
        } else {
            // to avoid multi-rehash
            int capacity = 1 << (32 - Integer.numberOfLeadingZeros((int) (v1.size() / 0.75)));
            if (v1.size() + v2.size() <= 1.5 * capacity) {
                long[] v2Indices = v2.getStorage().getIndices();
                long[] v2Values = v2.getStorage().getValues();
                for (int i = 0; i < v2.size(); i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            } else {
                ObjectIterator<Long2LongMap.Entry> iter1 = v1.getStorage().entryIterator();
                while (iter1.hasNext()) {
                    Long2LongMap.Entry entry = iter1.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, entry.getLongValue());
                }
                long[] v2Indices = v2.getStorage().getIndices();
                long[] v2Values = v2.getStorage().getValues();
                long size = v2.size();
                for (int i = 0; i < size; i++) {
                    long idx = v2Indices[i];
                    newStorage.set(idx, op.apply(v1.get(idx), v2Values[i]));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSparse()) {
        long v1Size = v1.size();
        long v2Size = v2.size();
        if ((v1Size + v2Size) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                long[] values = new long[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongLongSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2LongMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2LongMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getLongValue()));
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] idxiter = v2.getStorage().indexIterator().toLongArray();
                long[] indices = new long[(int) (v1Size + v2Size)];
                System.arraycopy(v1Indices, 0, indices, 0, (int) v1.size());
                System.arraycopy(idxiter, 0, indices, (int) v1.size(), (int) v2.size());
                LongAVLTreeSet avl = new LongAVLTreeSet(indices);
                LongBidirectionalIterator iter = avl.iterator();
                long[] values = new long[indices.length];
                int i = 0;
                while (iter.hasNext()) {
                    long idx = iter.nextLong();
                    indices[i] = idx;
                    values[i] = op.apply(v1.get(idx), v2.get(idx));
                    i++;
                }
                while (i < indices.length) {
                    indices[i] = 0;
                    i++;
                }
                newStorage = new LongLongSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
            } else {
                long[] v1Indices = v1.getStorage().getIndices();
                long[] v1Values = v1.getStorage().getValues();
                long size = v1.size();
                for (int i = 0; i < size; i++) {
                    long idx = v1Indices[i];
                    newStorage.set(idx, v1Values[i]);
                }
                ObjectIterator<Long2LongMap.Entry> iter = v2.getStorage().entryIterator();
                while (iter.hasNext()) {
                    Long2LongMap.Entry entry = iter.next();
                    long idx = entry.getLongKey();
                    newStorage.set(idx, op.apply(newStorage.get(idx), entry.getLongValue()));
                }
            }
        }
    } else if (v1.isSorted() && v2.isSorted()) {
        int v1Pointor = 0;
        int v2Pointor = 0;
        long size1 = v1.size();
        long size2 = v2.size();
        long[] v1Indices = v1.getStorage().getIndices();
        long[] v1Values = v1.getStorage().getValues();
        long[] v2Indices = v2.getStorage().getIndices();
        long[] v2Values = v2.getStorage().getValues();
        if ((size1 + size2) * Constant.intersectionCoeff >= Constant.sortedDenseStorageThreshold * v1.dim()) {
            if (op.isKeepStorage()) {
                // sorted
                long[] resIndices = newStorage.getIndices();
                long[] resValues = newStorage.getValues();
                int global = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        global++;
                        v1Pointor++;
                        v2Pointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[global] = v1Indices[v1Pointor];
                        resValues[global] = v1Values[v1Pointor];
                        global++;
                        v1Pointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[global] = v2Indices[v2Pointor];
                        resValues[global] = op.apply(0, v2Values[v2Pointor]);
                        global++;
                        v2Pointor++;
                    }
                }
            } else {
                // dense
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        } else {
            if (op.isKeepStorage()) {
                long[] resIndices = newStorage.getIndices();
                long[] resValues = newStorage.getValues();
                int globalPointor = 0;
                while (v1Pointor < size1 && v2Pointor < size2) {
                    if (v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = op.apply(v1Values[v1Pointor], v2Values[v2Pointor]);
                        v1Pointor++;
                        v2Pointor++;
                        globalPointor++;
                    } else if (v1Indices[v1Pointor] < v2Indices[v2Pointor]) {
                        resIndices[globalPointor] = v1Indices[v1Pointor];
                        resValues[globalPointor] = v1Values[v1Pointor];
                        v1Pointor++;
                        globalPointor++;
                    } else {
                        // v1Indices[v1Pointor] > v2Indices[v2Pointor]
                        resIndices[globalPointor] = v2Indices[v2Pointor];
                        resValues[globalPointor] = op.apply(0, v2Values[v2Pointor]);
                        v2Pointor++;
                        globalPointor++;
                    }
                }
            } else {
                while (v1Pointor < size1 || v2Pointor < size2) {
                    if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
                        newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], v2Values[v2Pointor]));
                        v1Pointor++;
                        v2Pointor++;
                    } else if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] < v2Indices[v2Pointor] || (v1Pointor < size1 && v2Pointor >= size2)) {
                        newStorage.set(v1Indices[v1Pointor], v1Values[v1Pointor]);
                        v1Pointor++;
                    } else if (((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] >= v2Indices[v2Pointor]) || (v1Pointor >= size1 && v2Pointor < size2)) {
                        newStorage.set(v2Indices[v2Pointor], op.apply(0, v2Values[v2Pointor]));
                        v2Pointor++;
                    }
                }
            }
        }
    } else {
        throw new AngelException("The operation is not support!");
    }
    return new LongLongVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}