Example 71 with LongFloatVector
use of com.tencent.angel.ml.math2.vector.LongFloatVector in project angel by Tencent.
the class StreamSerdeUtils method serializeLongFloatVectors.
// LongFloatVector array
public static void serializeLongFloatVectors(DataOutputStream out, LongFloatVector[] vectors) throws IOException {
int start = 0;
int end = vectors.length;
serializeInt(out, end - start);
for (int i = start; i < end; i++) {
LongFloatVector vector = vectors[i];
serializeInt(out, vector.getRowId());
serializeLong(out, vector.dim());
// serializeInt(out, vector.getType().getNumber()); // no need to record type
serializeLongFloatVector(out, vectors[i]);
}
}
Also used :
LongFloatVector(com.tencent.angel.ml.math2.vector.LongFloatVector)
Example 72 with LongFloatVector
use of com.tencent.angel.ml.math2.vector.LongFloatVector in project angel by Tencent.
the class SimpleBinaryOutNonZAExecutor method apply.
public static Vector apply(LongFloatVector v1, LongDummyVector v2, Binary op) {
LongFloatVectorStorage newStorage = (LongFloatVectorStorage) StorageSwitch.apply(v1, v2, op);
if (v1.isSparse()) {
long[] v2Indices = v2.getIndices();
if (((v1.size() + v2.size()) * Constant.intersectionCoeff > Constant.sparseDenseStorageThreshold * v1.getDim())) {
float[] resValues = newStorage.getValues();
ObjectIterator<Long2FloatMap.Entry> iter = v1.getStorage().entryIterator();
while (iter.hasNext()) {
Long2FloatMap.Entry entry = iter.next();
newStorage.set(entry.getLongKey(), entry.getFloatValue());
}
for (long idx : v2Indices) {
newStorage.set(idx, op.apply(v1.get(idx), 1));
}
} 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 size = v2.size();
for (int i = 0; i < size; i++) {
long idx = v2Indices[i];
newStorage.set(idx, op.apply(v1.get(idx), 1));
}
} else {
ObjectIterator<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
long size = v2.size();
for (int i = 0; i < size; i++) {
long idx = v2Indices[i];
newStorage.set(idx, op.apply(v1.get(idx), 1));
}
}
}
} else {
// sorted
long[] v1Indices = v1.getStorage().getIndices();
long[] v2Indices = v2.getIndices();
if (!op.isKeepStorage() && ((v1.size() + v2.size()) * Constant.intersectionCoeff > Constant.sortedDenseStorageThreshold * v1.getDim())) {
float[] v1Values = v1.getStorage().getValues();
long size = v1.size();
for (int i = 0; i < size; i++) {
newStorage.set(v1Indices[i], v1Values[i]);
}
size = v2.size();
for (int i = 0; i < size; i++) {
long idx = v2Indices[i];
newStorage.set(idx, op.apply(newStorage.get(idx), 1));
}
} else {
int v1Pointor = 0;
int v2Pointor = 0;
long size1 = v1.size();
long size2 = v2.size();
float[] v1Values = v1.getStorage().getValues();
while (v1Pointor < size1 || v2Pointor < size2) {
if ((v1Pointor < size1 && v2Pointor < size2) && v1Indices[v1Pointor] == v2Indices[v2Pointor]) {
newStorage.set(v1Indices[v1Pointor], op.apply(v1Values[v1Pointor], 1));
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, 1));
v2Pointor++;
}
}
}
}
return new LongFloatVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}
Also used :
LongFloatVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)
Long2FloatMap(it.unimi.dsi.fastutil.longs.Long2FloatMap)
LongFloatVector(com.tencent.angel.ml.math2.vector.LongFloatVector)
Example 73 with LongFloatVector
use of com.tencent.angel.ml.math2.vector.LongFloatVector in project angel by Tencent.
the class SimpleBinaryOutNonZAExecutor method apply.
public static Vector apply(LongFloatVector v1, LongIntVector v2, Binary op) {
LongFloatVectorStorage newStorage = (LongFloatVectorStorage) 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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] 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();
float[] 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();
float[] 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 LongFloatVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}
Also used :
AngelException(com.tencent.angel.exception.AngelException)
LongFloatVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)
LongAVLTreeSet(it.unimi.dsi.fastutil.longs.LongAVLTreeSet)
LongBidirectionalIterator(it.unimi.dsi.fastutil.longs.LongBidirectionalIterator)
Long2IntMap(it.unimi.dsi.fastutil.longs.Long2IntMap)
LongFloatVector(com.tencent.angel.ml.math2.vector.LongFloatVector)
ObjectIterator(it.unimi.dsi.fastutil.objects.ObjectIterator)
Long2FloatMap(it.unimi.dsi.fastutil.longs.Long2FloatMap)
LongFloatSortedVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatSortedVectorStorage)
Example 74 with LongFloatVector
use of com.tencent.angel.ml.math2.vector.LongFloatVector in project angel by Tencent.
the class SimpleBinaryOutNonZAExecutor method apply.
public static Vector apply(LongFloatVector v1, LongLongVector v2, Binary op) {
LongFloatVectorStorage newStorage = (LongFloatVectorStorage) 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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] 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();
float[] 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();
float[] 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 LongFloatVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}
Also used :
AngelException(com.tencent.angel.exception.AngelException)
LongFloatVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)
LongAVLTreeSet(it.unimi.dsi.fastutil.longs.LongAVLTreeSet)
LongBidirectionalIterator(it.unimi.dsi.fastutil.longs.LongBidirectionalIterator)
LongFloatVector(com.tencent.angel.ml.math2.vector.LongFloatVector)
ObjectIterator(it.unimi.dsi.fastutil.objects.ObjectIterator)
Long2LongMap(it.unimi.dsi.fastutil.longs.Long2LongMap)
Long2FloatMap(it.unimi.dsi.fastutil.longs.Long2FloatMap)
LongFloatSortedVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatSortedVectorStorage)
Example 75 with LongFloatVector
use of com.tencent.angel.ml.math2.vector.LongFloatVector in project angel by Tencent.
the class SimpleBinaryOutNonZAExecutor method apply.
public static Vector apply(LongFloatVector v1, LongFloatVector v2, Binary op) {
LongFloatVectorStorage newStorage = (LongFloatVectorStorage) 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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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<Long2FloatMap.Entry> iter1 = v1.getStorage().entryIterator();
while (iter1.hasNext()) {
Long2FloatMap.Entry entry = iter1.next();
long idx = entry.getLongKey();
newStorage.set(idx, entry.getFloatValue());
}
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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] values = new float[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 LongFloatSortedVectorStorage(v1.getDim(), (int) avl.size(), indices, values);
} else {
long[] v1Indices = v1.getStorage().getIndices();
float[] 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();
float[] 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();
float[] 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();
float[] 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 LongFloatVector(v1.getMatrixId(), v1.getRowId(), v1.getClock(), v1.getDim(), newStorage);
}
Also used :
AngelException(com.tencent.angel.exception.AngelException)
LongFloatVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)
LongAVLTreeSet(it.unimi.dsi.fastutil.longs.LongAVLTreeSet)
LongBidirectionalIterator(it.unimi.dsi.fastutil.longs.LongBidirectionalIterator)
LongFloatVector(com.tencent.angel.ml.math2.vector.LongFloatVector)
ObjectIterator(it.unimi.dsi.fastutil.objects.ObjectIterator)
Long2FloatMap(it.unimi.dsi.fastutil.longs.Long2FloatMap)
LongFloatSortedVectorStorage(com.tencent.angel.ml.math2.storage.LongFloatSortedVectorStorage)
Aggregations
LongFloatVector (com.tencent.angel.ml.math2.vector.LongFloatVector)55
LongFloatVectorStorage (com.tencent.angel.ml.math2.storage.LongFloatVectorStorage)50
LongFloatSparseVectorStorage (com.tencent.angel.ml.math2.storage.LongFloatSparseVectorStorage)37
LongIntVectorStorage (com.tencent.angel.ml.math2.storage.LongIntVectorStorage)34
LongDoubleVectorStorage (com.tencent.angel.ml.math2.storage.LongDoubleVectorStorage)33
LongLongVectorStorage (com.tencent.angel.ml.math2.storage.LongLongVectorStorage)32
IntDoubleVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleVectorStorage)30
IntFloatVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatVectorStorage)30
IntIntVectorStorage (com.tencent.angel.ml.math2.storage.IntIntVectorStorage)30
IntLongVectorStorage (com.tencent.angel.ml.math2.storage.IntLongVectorStorage)30
Storage (com.tencent.angel.ml.math2.storage.Storage)30
CompLongFloatVector (com.tencent.angel.ml.math2.vector.CompLongFloatVector)28
LongFloatSortedVectorStorage (com.tencent.angel.ml.math2.storage.LongFloatSortedVectorStorage)25
Long2FloatMap (it.unimi.dsi.fastutil.longs.Long2FloatMap)23
LongDoubleSparseVectorStorage (com.tencent.angel.ml.math2.storage.LongDoubleSparseVectorStorage)22
LongDoubleSortedVectorStorage (com.tencent.angel.ml.math2.storage.LongDoubleSortedVectorStorage)21
IntDoubleSortedVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleSortedVectorStorage)20
IntDoubleSparseVectorStorage (com.tencent.angel.ml.math2.storage.IntDoubleSparseVectorStorage)20
IntFloatSortedVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatSortedVectorStorage)20
IntFloatSparseVectorStorage (com.tencent.angel.ml.math2.storage.IntFloatSparseVectorStorage)20
