类的使用
org.apache.flink.ml.common.linalg.SparseVector

使用SparseVector的程序包

程序包	说明
org.apache.flink.ml.common.linalg
org.apache.flink.ml.common.utils

org.apache.flink.ml.common.linalg中SparseVector的使用

返回SparseVector的org.apache.flink.ml.common.linalg中的方法

限定符和类型	方法和说明
SparseVector	SparseVector.append(double d)
static SparseVector	MatVecOp.apply(SparseVector x1, SparseVector x2, java.util.function.BiFunction<Double,Double,Double> func) Create a new SparseVector by element wise operation between two SparseVectors. y = func(x1, x2).
SparseVector	SparseVector.clone()
static SparseVector	VectorUtil.parseSparse(String str) Parse the sparse vector from a formatted string.
SparseVector	SparseVector.prefix(double d)
SparseVector	SparseVector.scale(double d)
SparseVector	SparseVector.slice(int[] indices)

参数类型为SparseVector的org.apache.flink.ml.common.linalg中的方法

限定符和类型	方法和说明
static SparseVector	MatVecOp.apply(SparseVector x1, SparseVector x2, java.util.function.BiFunction<Double,Double,Double> func) Create a new SparseVector by element wise operation between two SparseVectors. y = func(x1, x2).
static double	MatVecOp.applySum(DenseVector x1, SparseVector x2, java.util.function.BiFunction<Double,Double,Double> func) \sum_i func(x1_i, x2_i) .
static double	MatVecOp.applySum(SparseVector x1, DenseVector x2, java.util.function.BiFunction<Double,Double,Double> func) \sum_i func(x1_i, x2_i) .
static double	MatVecOp.applySum(SparseVector x1, SparseVector x2, java.util.function.BiFunction<Double,Double,Double> func) \sum_i func(x1_i, x2_i) .
static double	BLAS.asum(SparseVector x) \sum_i |x_i| .
static void	BLAS.axpy(double a, SparseVector x, DenseVector y) y += a * x .
static void	BLAS.gemv(double alpha, DenseMatrix matA, boolean transA, SparseVector x, double beta, DenseVector y) y := alpha * A * x + beta * y .
DenseVector	DenseMatrix.multiplies(SparseVector x) Multiply with a sparse vector.
DenseMatrix	SparseVector.outer(SparseVector other) Compute the outer product with another vector.
static void	BLAS.scal(double a, SparseVector x) x = x * a .
static String	VectorUtil.toString(SparseVector sparseVector) Serialize the SparseVector to string.

org.apache.flink.ml.common.utils中SparseVector的使用

类型参数类型为SparseVector的org.apache.flink.ml.common.utils中的字段

限定符和类型	字段和说明
static org.apache.flink.api.common.typeinfo.TypeInformation<SparseVector>	VectorTypes.SPARSE_VECTOR SparseVector type information.