Examples with IntFloatSparseVectorStorage com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage used on opensource projects

Example 26 with IntFloatSparseVectorStorage

use of com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage 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;
    }
}

Example 27 with IntFloatSparseVectorStorage

use of com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage in project angel by Tencent.

the class CsrFloatMatrix method getCol.

@Override
public Vector getCol(int idx) {
    IntArrayList cols = new IntArrayList();
    FloatArrayList data = new FloatArrayList();
    int[] rows = new int[indices.length];
    int i = 0;
    int j = 0;
    while (i < indptr.length - 1 && j < indptr.length - 1) {
        int r = indptr[i + 1] - indptr[i];
        for (int p = j; p < j + r; p++) {
            rows[p] = i;
        }
        if (r != 0) {
            j++;
        }
        i++;
    }
    for (int id = 0; id < indices.length; id++) {
        if (indices[id] == idx) {
            cols.add(rows[id]);
            data.add(values[id]);
        }
    }
    IntFloatSparseVectorStorage storage = new IntFloatSparseVectorStorage(shape[0], cols.toIntArray(), data.toFloatArray());
    return new IntFloatVector(getMatrixId(), 0, getClock(), shape[0], storage);
}

Example 28 with IntFloatSparseVectorStorage

use of com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage in project angel by Tencent.

the class MixedBinaryOutAllExecutor method apply.

private static Vector apply(CompIntFloatVector v1, IntDummyVector v2, Binary op) {
    IntFloatVector[] parts = v1.getPartitions();
    Storage[] resParts = StorageSwitch.applyComp(v1, v2, op);
    if (!op.isKeepStorage()) {
        for (int i = 0; i < parts.length; i++) {
            if (parts[i].getStorage() instanceof IntFloatSortedVectorStorage) {
                resParts[i] = new IntFloatSparseVectorStorage(parts[i].getDim(), parts[i].getStorage().getIndices(), parts[i].getStorage().getValues());
            }
        }
    }
    int subDim = (v1.getDim() + v1.getNumPartitions() - 1) / v1.getNumPartitions();
    for (int i = 0; i < v1.getDim(); i++) {
        int pidx = (int) (i / subDim);
        int subidx = i % subDim;
        ((IntFloatVectorStorage) resParts[pidx]).set(subidx, op.apply(parts[pidx].get(subidx), v2.get(i)));
    }
    IntFloatVector[] res = new IntFloatVector[parts.length];
    int i = 0;
    for (IntFloatVector part : parts) {
        res[i] = new IntFloatVector(part.getMatrixId(), part.getRowId(), part.getClock(), part.getDim(), (IntFloatVectorStorage) resParts[i]);
        i++;
    }
    return new CompIntFloatVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), res, v1.getSubDim());
}