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Example 96 with IntFloatVector

use of com.tencent.angel.ml.math2.vector.IntFloatVector in project angel by Tencent.

the class CooIntFloatMatrix method getCol.

@Override
public Vector getCol(int idx) {
    IntArrayList cols = new IntArrayList();
    FloatArrayList data = new FloatArrayList();
    for (int i = 0; i < colIndices.length; i++) {
        if (colIndices[i] == idx) {
            cols.add(rowIndices[i]);
            data.add(values[i]);
        }
    }
    IntFloatSparseVectorStorage storage = new IntFloatSparseVectorStorage(shape[0], cols.toIntArray(), data.toFloatArray());
    return new IntFloatVector(getMatrixId(), 0, getClock(), shape[0], storage);
}
Also used : IntFloatSparseVectorStorage(com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage) FloatArrayList(it.unimi.dsi.fastutil.floats.FloatArrayList) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList) IntFloatVector(com.tencent.angel.ml.math2.vector.IntFloatVector)

Example 97 with IntFloatVector

use of com.tencent.angel.ml.math2.vector.IntFloatVector in project angel by Tencent.

the class BlasFloatMatrix method setCol.

public Matrix setCol(int i, Vector v) {
    if (v instanceof IntFloatVector) {
        float[] rowData;
        if (v.isDense()) {
            rowData = ((IntFloatVector) v).getStorage().getValues();
        } else if (v.isSparse()) {
            rowData = new float[numRows];
            ObjectIterator<Int2FloatMap.Entry> iter = ((IntFloatVector) v).getStorage().entryIterator();
            while (iter.hasNext()) {
                Int2FloatMap.Entry entry = iter.next();
                int j = entry.getIntKey();
                rowData[j] = entry.getFloatValue();
            }
        } else {
            // sorted
            rowData = new float[numRows];
            int[] idxs = ((IntFloatVector) v).getStorage().getIndices();
            float[] values = ((IntFloatVector) v).getStorage().getValues();
            int size = ((IntFloatVector) v).size();
            for (int k = 0; k < size; k++) {
                int j = idxs[k];
                rowData[j] = values[k];
            }
        }
        for (int j = 0; j < numRows; j++) {
            data[j * numCols + i] = rowData[j];
        }
    } else if (v instanceof IntLongVector) {
        long[] rowData;
        if (v.isDense()) {
            rowData = ((IntLongVector) v).getStorage().getValues();
        } else if (v.isSparse()) {
            rowData = new long[numRows];
            ObjectIterator<Int2LongMap.Entry> iter = ((IntLongVector) v).getStorage().entryIterator();
            while (iter.hasNext()) {
                Int2LongMap.Entry entry = iter.next();
                int j = entry.getIntKey();
                rowData[j] = entry.getLongValue();
            }
        } else {
            // sorted
            rowData = new long[numRows];
            int[] idxs = ((IntLongVector) v).getStorage().getIndices();
            long[] values = ((IntLongVector) v).getStorage().getValues();
            int size = ((IntLongVector) v).size();
            for (int k = 0; k < size; k++) {
                int j = idxs[k];
                rowData[j] = values[k];
            }
        }
        for (int j = 0; j < numRows; j++) {
            data[j * numCols + i] = rowData[j];
        }
    } else if (v instanceof IntIntVector) {
        int[] rowData;
        if (v.isDense()) {
            rowData = ((IntIntVector) v).getStorage().getValues();
        } else if (v.isSparse()) {
            rowData = new int[numRows];
            ObjectIterator<Int2IntMap.Entry> iter = ((IntIntVector) v).getStorage().entryIterator();
            while (iter.hasNext()) {
                Int2IntMap.Entry entry = iter.next();
                int j = entry.getIntKey();
                rowData[j] = entry.getIntValue();
            }
        } else {
            // sorted
            rowData = new int[numRows];
            int[] idxs = ((IntIntVector) v).getStorage().getIndices();
            int[] values = ((IntIntVector) v).getStorage().getValues();
            int size = ((IntIntVector) v).size();
            for (int k = 0; k < size; k++) {
                int j = idxs[k];
                rowData[j] = values[k];
            }
        }
        for (int j = 0; j < numRows; j++) {
            data[j * numCols + i] = rowData[j];
        }
    } else if (v instanceof IntDummyVector) {
        int[] rowData = new int[numRows];
        int[] idxs = ((IntDummyVector) v).getIndices();
        int size = ((IntDummyVector) v).size();
        for (int k = 0; k < size; k++) {
            int j = idxs[k];
            rowData[j] = 1;
        }
        for (int j = 0; j < numRows; j++) {
            data[j * numCols + i] = rowData[j];
        }
    } else {
        throw new AngelException("The operation is not supported!");
    }
    return this;
}
Also used : IntLongVector(com.tencent.angel.ml.math2.vector.IntLongVector) AngelException(com.tencent.angel.exception.AngelException) IntIntVector(com.tencent.angel.ml.math2.vector.IntIntVector) IntFloatVector(com.tencent.angel.ml.math2.vector.IntFloatVector) ObjectIterator(it.unimi.dsi.fastutil.objects.ObjectIterator) IntDummyVector(com.tencent.angel.ml.math2.vector.IntDummyVector) Int2FloatMap(it.unimi.dsi.fastutil.ints.Int2FloatMap) Int2LongMap(it.unimi.dsi.fastutil.ints.Int2LongMap) Int2IntMap(it.unimi.dsi.fastutil.ints.Int2IntMap)

Example 98 with IntFloatVector

use of com.tencent.angel.ml.math2.vector.IntFloatVector in project angel by Tencent.

the class BlasFloatMatrix method getCol.

@Override
public Vector getCol(int j) {
    float[] col = new float[numRows];
    for (int i = 0; i < numRows; i++) {
        col[i] = data[i * numCols + j];
    }
    IntFloatDenseVectorStorage storage = new IntFloatDenseVectorStorage(col);
    return new IntFloatVector(getMatrixId(), 0, getClock(), numRows, storage);
}
Also used : IntFloatDenseVectorStorage(com.tencent.angel.ml.math2.storage.IntFloatDenseVectorStorage) IntFloatVector(com.tencent.angel.ml.math2.vector.IntFloatVector)

Example 99 with IntFloatVector

use of com.tencent.angel.ml.math2.vector.IntFloatVector in project angel by Tencent.

the class BlasFloatMatrix method diag.

@Override
public Vector diag() {
    int numDiag = Math.min(numRows, numCols);
    float[] resArr = new float[numDiag];
    for (int i = 0; i < numDiag; i++) {
        resArr[i] = data[i * numRows + i];
    }
    IntFloatDenseVectorStorage storage = new IntFloatDenseVectorStorage(resArr);
    return new IntFloatVector(getMatrixId(), 0, getClock(), resArr.length, storage);
}
Also used : IntFloatDenseVectorStorage(com.tencent.angel.ml.math2.storage.IntFloatDenseVectorStorage) IntFloatVector(com.tencent.angel.ml.math2.vector.IntFloatVector)

Example 100 with IntFloatVector

use of com.tencent.angel.ml.math2.vector.IntFloatVector in project angel by Tencent.

the class RBCompIntFloatMatrix method initEmpty.

@Override
public void initEmpty(int idx) {
    int numComp = (int) ((getDim() + subDim - 1) / subDim);
    if (null == rows[idx]) {
        IntFloatVector[] tmpParts = new IntFloatVector[numComp];
        for (int i = 0; i < numComp; i++) {
            IntFloatSparseVectorStorage storage = new IntFloatSparseVectorStorage(subDim);
            tmpParts[i] = new IntFloatVector(matrixId, idx, clock, (int) getDim(), storage);
        }
        CompIntFloatVector tmpVect = new CompIntFloatVector(matrixId, idx, clock, (int) getDim(), tmpParts, subDim);
        rows[idx] = tmpVect;
    }
}
Also used : CompIntFloatVector(com.tencent.angel.ml.math2.vector.CompIntFloatVector) IntFloatSparseVectorStorage(com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage) CompIntFloatVector(com.tencent.angel.ml.math2.vector.CompIntFloatVector) IntFloatVector(com.tencent.angel.ml.math2.vector.IntFloatVector)

Aggregations

IntFloatVector (com.tencent.angel.ml.math2.vector.IntFloatVector)104 ObjectIterator (it.unimi.dsi.fastutil.objects.ObjectIterator)60 Int2FloatMap (it.unimi.dsi.fastutil.ints.Int2FloatMap)57 IntFloatVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatVectorStorage)50 CompIntFloatVector (com.tencent.angel.ml.math2.vector.CompIntFloatVector)34 IntDoubleVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleVectorStorage)33 IntIntVectorStorage (com.tencent.angel.ml.math2.storage.IntIntVectorStorage)32 IntLongVectorStorage (com.tencent.angel.ml.math2.storage.IntLongVectorStorage)32 IntFloatSparseVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage)31 LongDoubleVectorStorage (com.tencent.angel.ml.math2.storage.LongDoubleVectorStorage)30 LongFloatVectorStorage (com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)30 LongIntVectorStorage (com.tencent.angel.ml.math2.storage.LongIntVectorStorage)30 LongLongVectorStorage (com.tencent.angel.ml.math2.storage.LongLongVectorStorage)30 Storage (com.tencent.angel.ml.math2.storage.Storage)30 IntFloatSortedVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatSortedVectorStorage)25 IntDoubleSortedVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleSortedVectorStorage)21 AngelException (com.tencent.angel.exception.AngelException)20 IntDoubleSparseVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleSparseVectorStorage)20 IntIntSortedVectorStorage (com.tencent.angel.ml.math2.storage.IntIntSortedVectorStorage)20 IntIntSparseVectorStorage (com.tencent.angel.ml.math2.storage.IntIntSparseVectorStorage)20