本文整理汇总了Java中cern.colt.matrix.DoubleMatrix1D类的典型用法代码示例。如果您正苦于以下问题:Java DoubleMatrix1D类的具体用法?Java DoubleMatrix1D怎么用?Java DoubleMatrix1D使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
DoubleMatrix1D类属于cern.colt.matrix包,在下文中一共展示了DoubleMatrix1D类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: testBuildMatrix4
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Test
public final void testBuildMatrix4()
{
LearnerGraph gr=buildLearnerGraph("A-a->B\nA-b->C\nD-a->C", "testBuildMatrix4",config,converter);
final int size =4*5/2;
DoubleMatrix2D matrix=createIdentity(size);
DoubleMatrix1D row=DoubleFactory1D.dense.make(size, 0);
matrix.setQuick(2, 2, 1);matrix.setQuick(4, 4, 1);matrix.setQuick(5, 5, 1);// pairs with zero total outgoing transitions.
matrix.setQuick(0, 0, 2*2);matrix.setQuick(0, 2, -k);matrix.setQuick(0, 5, -k);row.setQuick(0, 2);
matrix.setQuick(1, 1, 2*2);
matrix.setQuick(3, 3, 2*2);
matrix.setQuick(6, 6, 2*2);
matrix.setQuick(9, 5, -k);row.setQuick(9, 1);
matrix.setQuick(6, 4, -k);row.setQuick(6, 1);
checkBuildMatrix(gr,matrix,row);
}
开发者ID:kirilluk,项目名称:statechum,代码行数:19,代码来源:TestMatrixComputationWithMultipleThreads.java
示例2: testBuildMatrix5
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Test
public final void testBuildMatrix5()
{
LearnerGraph gr=buildLearnerGraph("A-a->B\nA-b->C\nD-a->C\nD-b->C","testBuildMatrix5",config,converter);
final int size =4*5/2;
DoubleMatrix2D matrix=createIdentity(size);
DoubleMatrix1D row=DoubleFactory1D.dense.make(size, 0);
matrix.setQuick(2, 2, 1);matrix.setQuick(4, 4, 1);matrix.setQuick(5, 5, 1);// pairs with zero total outgoing transitions.
matrix.setQuick(0, 0, 2*2);matrix.setQuick(0, 2, -k);matrix.setQuick(0, 5, -k);row.setQuick(0, 2);
matrix.setQuick(1, 1, 2*2);
matrix.setQuick(3, 3, 2*2);
matrix.setQuick(6, 6, 2*2);
matrix.setQuick(9, 5, -2*k);row.setQuick(9, 2);
matrix.setQuick(6, 4, -k);matrix.setQuick(6, 5, -k);row.setQuick(6, 2);
matrix.setQuick(9, 9, 2*2);
matrix.setQuick(8, 8, 2*2);
matrix.setQuick(7, 7, 2*2);
matrix.setQuick(6, 6, 2*2);
checkBuildMatrix(gr,matrix,row);
}
开发者ID:kirilluk,项目名称:statechum,代码行数:23,代码来源:TestMatrixComputationWithMultipleThreads.java
示例3: testBuildMatrix6
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Test
public final void testBuildMatrix6()
{
LearnerGraph gr=buildLearnerGraph("A-a->B\nA-b->C\nD-a->C\nD-b->C\nD-c->A","testBuildMatrix6",config,converter);
final int size =4*5/2;
DoubleMatrix2D matrix=createIdentity(size);
DoubleMatrix1D row=DoubleFactory1D.dense.make(size, 0);
matrix.setQuick(2, 2, 1);matrix.setQuick(4, 4, 1);matrix.setQuick(5, 5, 1);// pairs with zero total outgoing transitions.
matrix.setQuick(0, 0, 2*2);matrix.setQuick(0, 2, -k);matrix.setQuick(0, 5, -k);row.setQuick(0, 2);
matrix.setQuick(1, 1, 2*2);
matrix.setQuick(3, 3, 2*2);
matrix.setQuick(6, 6, 2*2);
matrix.setQuick(9, 5, -2*k);matrix.setQuick(9, 0, -k);row.setQuick(9, 3);
matrix.setQuick(6, 4, -k);matrix.setQuick(6, 5, -k);row.setQuick(6, 2);
matrix.setQuick(9, 9, 3*2);
matrix.setQuick(8, 8, 3*2);
matrix.setQuick(7, 7, 3*2);
matrix.setQuick(6, 6, 3*2);
checkBuildMatrix(gr,matrix,row);
}
开发者ID:kirilluk,项目名称:statechum,代码行数:23,代码来源:TestMatrixComputationWithMultipleThreads.java
示例4: testBuildMatrix7
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Test
public final void testBuildMatrix7()
{
LearnerGraph gr=buildLearnerGraph("A-a->B\nA-b->C\nA-c->C\nD-a->C\nD-b->C\nD-c->A","testBuildMatrix7",config,converter);
final int size =4*5/2;
DoubleMatrix2D matrix=createIdentity(size);
DoubleMatrix1D row=DoubleFactory1D.dense.make(size, 0);
matrix.setQuick(2, 2, 1);matrix.setQuick(4, 4, 1);matrix.setQuick(5, 5, 1);// pairs with zero total outgoing transitions.
matrix.setQuick(0, 0, 3*2);matrix.setQuick(0, 2, -k);matrix.setQuick(0, 5, -2*k);row.setQuick(0, 3);
matrix.setQuick(1, 1, 3*2);
matrix.setQuick(3, 3, 3*2);
matrix.setQuick(6, 6, 3*2);
matrix.setQuick(9, 5, -2*k);matrix.setQuick(9, 0, -k);row.setQuick(9, 3);
matrix.setQuick(6, 4, -k);matrix.setQuick(6, 5, -k);matrix.setQuick(6, 3, -k);row.setQuick(6, 3);
matrix.setQuick(9, 9, 3*2);
matrix.setQuick(8, 8, 3*2);
matrix.setQuick(7, 7, 3*2);
matrix.setQuick(6, 6, 3*2);
checkBuildMatrix(gr,matrix,row);
}
开发者ID:kirilluk,项目名称:statechum,代码行数:24,代码来源:TestMatrixComputationWithMultipleThreads.java
示例5: testBuildMatrix8
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Test
public final void testBuildMatrix8()
{
LearnerGraph gr=buildLearnerGraph("A-a->B\nA-b->C\nA-c->C\nD-a->C\nD-b->C\nD-d->C\nD-c->A","testBuildMatrix8",config,converter);
final int size =4*5/2;
DoubleMatrix2D matrix=createIdentity(size);
DoubleMatrix1D row=DoubleFactory1D.dense.make(size, 0);
matrix.setQuick(2, 2, 1);matrix.setQuick(4, 4, 1);matrix.setQuick(5, 5, 1);// pairs with zero total outgoing transitions.
matrix.setQuick(0, 0, 3*2);matrix.setQuick(0, 2, -k);matrix.setQuick(0, 5, -2*k);row.setQuick(0, 3);
matrix.setQuick(1, 1, 3*2);
matrix.setQuick(3, 3, 3*2);
matrix.setQuick(6, 6, 3*2);
matrix.setQuick(9, 5, -3*k);matrix.setQuick(9, 0, -k);row.setQuick(9, 4);
matrix.setQuick(6, 4, -k);matrix.setQuick(6, 5, -k);matrix.setQuick(6, 3, -k);row.setQuick(6, 3);
matrix.setQuick(9, 9, 4*2);
matrix.setQuick(8, 8, 4*2);
matrix.setQuick(7, 7, 4*2);
matrix.setQuick(6, 6, 4*2);
checkBuildMatrix(gr,matrix,row);
}
开发者ID:kirilluk,项目名称:statechum,代码行数:24,代码来源:TestMatrixComputationWithMultipleThreads.java
示例6: Mult
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static DoubleMatrix1D Mult(DoubleMatrix2D M, DoubleMatrix1D y, DoubleMatrix1D z, double alpha, double beta, boolean transposeA, EdgeGenerator edgeGen) {
// z = alpha * A * y + beta*z
for (int i = 0; i < z.size(); z.set(i,z.get(i)*beta),i++);
for (int j = 0; j < M.columns(); j++) {
for (int i = (edgeGen==null)?j:edgeGen.first(j); i < M.rows(); i = (edgeGen==null)?i+1:edgeGen.next(j,i)) {
int r = i;
int c = j;
if (transposeA) {
r = j;
c = i;
}
z.set(r, z.getQuick(r) + M.getQuick(i,j)*y.getQuick(c)*alpha);
}
}
return z;
}
开发者ID:fauconnier,项目名称:LaToe,代码行数:17,代码来源:RobustMath.java
示例7: allocateCacheArray
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
private void allocateCacheArray(DataSequence dataSeq) {
int i = -1, seqLength = dataSeq.length(), ell;
Iter iter = getIter();
Mis = new LogSparseDoubleMatrix2D[seqLength][];
Ris = new LogSparseDoubleMatrix1D[seqLength][];
int size = 0, maxEll = 0;
staticHeapMi.reset();
staticHeapRi.reset();
for(i++; i < seqLength; i++){
iter.start(i, dataSeq);
while((ell = iter.nextEll(i)) > 0 )
maxEll = (maxEll < ell) ? ell : maxEll;
size = (i < maxEll ? i+1: maxEll);
Mis[i] = new LogSparseDoubleMatrix2D[size + 1];
Ris[i] = new LogSparseDoubleMatrix1D[size + 1];
for(int j = 0; j < Mis[i].length; j++){
Mis[i][j] = (DoubleMatrix2D) staticHeapMi.getObject(); //new LogSparseDoubleMatrix2D(numY,numY);
Ris[i][j] = (DoubleMatrix1D) staticHeapRi.getObject(); //new LogSparseDoubleMatrix1D(numY);
}
}
}
开发者ID:fauconnier,项目名称:LaToe,代码行数:22,代码来源:SparseViterbi.java
示例8: MetaPathInstanceCnt
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public MetaPathInstanceCnt(MetaPath metaPath,List<List<DoubleMatrix1D>> interMats) {
this.metaPath = metaPath;
this.interMats = interMats;
doc_num = interMats.get(0).size();
label_map = new HashMap<Integer, Integer>();
Set<String> types = new HashSet<String>();
int cnt = 0;
for(int i = 0; i < metaPath.path.size(); i++)
{
String type = metaPath.path.get(i);
if (!types.contains(type))
{
types.add(type);
label_map.put(i, cnt);
cnt ++;
} else {
for (int j = 0; j < i; j++)
if (metaPath.path.get(j).equals(type))
{
label_map.put(i, label_map.get(j));
break;
}
}
}
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:27,代码来源:MetaPathInstanceCnt.java
示例9: getVertexNum
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public static int getVertexNum(List<List<DoubleMatrix1D>> interMats, boolean self_cycle, Map<Integer, Integer> label_map)
{
int num = 0;
Set<Integer> visited = new HashSet<Integer>();
for (int i = 0; i < interMats.size(); i++)
{
int idx = label_map.get(i);
if (! visited.contains(idx)){
num += interMats.get(i).size();
visited.add(idx);
}
}
if (!self_cycle)
{
num += interMats.get(interMats.size() - 1).get(0).size();
}
return num;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:19,代码来源:GraphPrune.java
示例10: matrixSum
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static public DoubleMatrix1D matrixSum (List<DoubleMatrix1D> mat, int dim) {
DenseDoubleMatrix1D maxVector = null;
if (dim == 2) { // row sum valuse
maxVector = new ColtDenseVector(mat.size());
} else if(dim == 1) { // column sum value
maxVector = new ColtDenseVector(mat.get(0).size());
}
for (int i = 0; i < mat.size(); ++i) {
for (int j = 0; j < mat.get(i).size(); ++j) {
if (dim == 2) {
maxVector.setQuick(i, maxVector.getQuick(i) + mat.get(i).getQuick(j));
} else if (dim == 1) {
maxVector.setQuick(j, maxVector.getQuick(j) + mat.get(i).getQuick(j));
}
}
}
return maxVector;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:20,代码来源:Matrix2DUtil.java
示例11: SparseMultSparseTranspose
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static public List<DoubleMatrix1D> SparseMultSparseTranspose(List<DoubleMatrix1D> A,
List<DoubleMatrix1D> B) {
int m = A.size();
int n = A.get(0).size();
int p = B.size();
List<DoubleMatrix1D> C = null;
if (C==null) {
C = new ArrayList<DoubleMatrix1D>();
for (int i = 0; i < m; ++i) {
C.add(new ColtSparseVector(p));
}
}
if (B.get(0).size() != n)
throw new IllegalArgumentException("Matrix2D inner dimensions must agree.");
for (int i = 0; i < m; ++i) {
IntArrayList indexList = new IntArrayList();
DoubleArrayList valueList = new DoubleArrayList();
A.get(i).getNonZeros(indexList, valueList);
for (int j = 0; j < p; ++j) {
if (B.get(j).size() != A.get(i).size())
throw new IllegalArgumentException("Matrix2D inner dimensions must agree.");
double sum = 0.0;
for (int k = 0; k < indexList.size(); ++k) {
int index = indexList.get(k);
double value1 = valueList.get(k);
double value2 = B.get(j).getQuick(index);
if (value1 != 0 || value2 != 0) {
sum += value1 * value2;
}
}
C.get(i).setQuick(j, sum);
}
}
return C;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:36,代码来源:Matrix2DUtil.java
示例12: SparseTransposeMultSparse
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static public List<DoubleMatrix1D> SparseTransposeMultSparse(List<DoubleMatrix1D> A,
List<DoubleMatrix1D> B) {
// List<DoubleMatrix1D> AT = new ArrayList<DoubleMatrix1D>();
// for (int i = 0; i < A.get(0).size(); ++i) {
// AT.add(new ColtSparseVector(A.size()));
// }
// for (int i = 0; i < A.size(); ++i) {
// IntArrayList indexList = new IntArrayList();
// DoubleArrayList valueList = new DoubleArrayList();
// A.get(i).getNonZeros(indexList, valueList);
// for (int k = 0; k < indexList.size(); ++k) {
// int index = indexList.get(k);
// double value = valueList.get(k);
// AT.get(index).set(i, value);
// }
// }
List<DoubleMatrix1D> AT = getSparseTranspose(A);
List<DoubleMatrix1D> C = SparseMultSparse(AT, B);
AT = null;
return C;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:22,代码来源:Matrix2DUtil.java
示例13: getSparseTranspose
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static public List<DoubleMatrix1D> getSparseTranspose(List<DoubleMatrix1D> A) {
List<DoubleMatrix1D> AT = new ArrayList<DoubleMatrix1D>();
for (int i = 0; i < A.get(0).size(); ++i) {
AT.add(new ColtSparseVector(A.size()));
}
for (int i = 0; i < A.size(); ++i) {
IntArrayList indexList = new IntArrayList();
DoubleArrayList valueList = new DoubleArrayList();
A.get(i).getNonZeros(indexList, valueList);
for (int k = 0; k < indexList.size(); ++k) {
int index = indexList.get(k);
double value = valueList.get(k);
AT.get(index).set(i, value);
}
}
return AT;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:18,代码来源:Matrix2DUtil.java
示例14: productQuick
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
static public double productQuick(DoubleMatrix1D v1, DoubleMatrix1D v2) {
IntArrayList indexList = new IntArrayList();
DoubleArrayList valueList = new DoubleArrayList();
v1.getNonZeros(indexList, valueList);
double prod = 0.0;
for (int i = 0; i < indexList.size(); ++i) {
double temp = v2.getQuick(indexList.getQuick(i));
if (temp != 0.0) {
prod += valueList.getQuick(i) * temp;
}
}
// for (int i = 0; i < v1.size(); ++i) {
// double temp1 = v1.getQuick(i);
// double temp2 = v2.getQuick(i);
// if (temp1 != 0.0 || temp2 != 0.0) {
// prod += temp1 * temp2;
// }
// }
return prod;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:22,代码来源:Matrix2DUtil.java
示例15: computeCosineSimilarity
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public static double computeCosineSimilarity(IntArrayList indexA, DoubleArrayList valueA, DoubleMatrix1D B, DoubleArrayList valueB)
{
double sim = -1;
double num = 0;
double den = 0;
double den_1 = 0;
double den_2 = 0;
num = Matrix2DUtil.productQuick(indexA, valueA, B);
den_1 = Matrix2DUtil.getSqrSum(valueA);
den_2 = Matrix2DUtil.getSqrSum(valueB);
den = Math.sqrt(den_1) * Math.sqrt(den_2);
if(den == 0)
return 0;
sim = num/den;
return sim;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:19,代码来源:SimilarityMeasures.java
示例16: computeJaccardSimilarity
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public static double computeJaccardSimilarity(DoubleMatrix1D a, DoubleMatrix1D b)
{
double sim = -1;
if(a.size() != b.size())
return sim;
double num = 0;
double den = 0;
num = Matrix2DUtil.productQuick(a, b);
den = Matrix2DUtil.getSqrSum(a) + Matrix2DUtil.getSqrSum(b);
if((den-num) == 0)
return 0;
sim = num/(den - num);
return sim;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:17,代码来源:SimilarityMeasures.java
示例17: computeMetaPath
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public static double[][] computeMetaPath(List<double[][]> interMats)
{
int length = interMats.size();
List<List<DoubleMatrix1D>> mats = new ArrayList<List<DoubleMatrix1D>>();
for (int i = 0; i < length; i++)
{
mats.add(array2mat(interMats.get(i)));
}
List<DoubleMatrix1D> M, ans;
M = mats.get(0);
for (int i = 1; i < length; i++)
M = Matrix2DUtil.DenseMultDense(M, mats.get(i));
ans = Matrix2DUtil.DenseMultDenseTranspose(M, M);
double[][] ret = new double[ans.size()][ans.get(0).size()];
for (int i = 0; i < ans.size(); i++)
{
for (int j = 0; j < ans.get(i).size(); j++)
ret[i][j] = ans.get(i).getQuick(j);
}
return ret;
}
开发者ID:cgraywang,项目名称:TextHIN,代码行数:23,代码来源:SimilarityMeasures.java
示例18: regress
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
public LeastSquaresRegressionResult regress(final double[][] x, final double[] weights, final double[] y, final boolean useIntercept) {
if (weights == null) {
throw new IllegalArgumentException("Cannot perform WLS regression without an array of weights");
}
checkData(x, weights, y);
final double[][] dep = addInterceptVariable(x, useIntercept);
final double[] indep = new double[y.length];
final double[] w = new double[weights.length];
for (int i = 0; i < y.length; i++) {
indep[i] = y[i];
w[i] = weights[i];
}
final DoubleMatrix2D matrix = DoubleFactory2D.dense.make(dep);
final DoubleMatrix1D vector = DoubleFactory1D.dense.make(indep);
final DoubleMatrix2D wDiag = DoubleFactory2D.sparse.diagonal(DoubleFactory1D.dense.make(w));
final DoubleMatrix2D transpose = _algebra.transpose(matrix);
final DoubleMatrix1D betasVector =
_algebra.mult(_algebra.mult(_algebra.mult(_algebra.inverse(_algebra.mult(transpose, _algebra.mult(wDiag, matrix))), transpose), wDiag), vector);
final double[] yModel = convertArray(_algebra.mult(matrix, betasVector).toArray());
final double[] betas = convertArray(betasVector.toArray());
return getResultWithStatistics(x, convertArray(wDiag.toArray()), y, betas, yModel, transpose, matrix, useIntercept);
}
开发者ID:DevStreet,项目名称:FinanceAnalytics,代码行数:23,代码来源:WeightedLeastSquaresRegression.java
示例19: regress
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
@Override
public LeastSquaresRegressionResult regress(final double[][] x, final double[][] weights, final double[] y, final boolean useIntercept) {
if (weights == null) {
throw new IllegalArgumentException("Cannot perform GLS regression without an array of weights");
}
checkData(x, weights, y);
final double[][] dep = addInterceptVariable(x, useIntercept);
final double[] indep = new double[y.length];
final double[][] wArray = new double[y.length][y.length];
for (int i = 0; i < y.length; i++) {
indep[i] = y[i];
for (int j = 0; j < y.length; j++) {
wArray[i][j] = weights[i][j];
}
}
final DoubleMatrix2D matrix = DoubleFactory2D.dense.make(dep);
final DoubleMatrix1D vector = DoubleFactory1D.dense.make(indep);
final DoubleMatrix2D w = DoubleFactory2D.dense.make(wArray);
final DoubleMatrix2D transpose = _algebra.transpose(matrix);
final DoubleMatrix1D betasVector = _algebra.mult(_algebra.mult(_algebra.mult(_algebra.inverse(_algebra.mult(transpose, _algebra.mult(w, matrix))), transpose), w), vector);
final double[] yModel = convertArray(_algebra.mult(matrix, betasVector).toArray());
final double[] betas = convertArray(betasVector.toArray());
return getResultWithStatistics(x, y, betas, yModel, useIntercept);
}
开发者ID:DevStreet,项目名称:FinanceAnalytics,代码行数:25,代码来源:GeneralizedLeastSquaresRegression.java
示例20: normalizePuz
import cern.colt.matrix.DoubleMatrix1D; //导入依赖的package包/类
/**
* Normalizes matrix of p(z|u) such that \forall_u: \sum_z p(z|u) = 1.
*
* @param pu_z normalized matrix of p(z|u)
*/
@Override
protected void normalizePuz(DoubleMatrix2D pu_z) {
for (int u = 0; u < pu_z.rows(); u++) {
DoubleMatrix1D tmp = pu_z.viewRow(u);
double norm = tmp.aggregate(Functions.plus, Functions.identity);
if (norm != 0.0) {
tmp.assign(Functions.mult(1 / norm));
}
}
}
开发者ID:RankSys,项目名称:RankSys,代码行数:16,代码来源:CPLSAIAFactorizationModelFactory.java
注:本文中的cern.colt.matrix.DoubleMatrix1D类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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