建议存储为CUSPARSE_MATRIX_TYPE_GENERAL。 cusparseOperation_t: CUSPARSE_OPERATION_NON_TRANSPOSE CUSPARSE_OPERATION_TRANSPOSE CUSPARSE_OPERATION_CONJUGATE_TRANSPOSE 这个在一些函数里当参数用,比如说想计算\alpha A^{T}x+\beta y的时候,可以不需要先转置A,直接在参数里设成CUSPARSE_OPERATION_TRANSPOSE就可以了。 cu...
op ( A ) = A if trans == CUSPARSE_OPERATION_NON_TRANSPOSE A T if trans == CUSPARSE_OPERATION_TRANSPOSE A H if trans == CUSPARSE_OPERATION_CONJUGATE_TRANSPOSE Several comments on bsrmv(): Only CUSPARSE_OPERATION_NON_TRANSPOSE is supported, that is y = α ∗ A ∗ x + β ∗...
the operation . Only CUSPARSE_OPERATION_NON_TRANSPOSE is supported. number of updated block rows of . number of block rows of matrix . number of block columns of matrix . number of nonzero blocks of matrix . scalar used for multiplication. the descriptor of matrix . The supported matrix ...
问用cuSPARSE实现CUDA中的稀疏矩阵乘法EN说明：这一段时间用Matlab做了LDPC码的性能仿真，过程中涉及了大量的矩阵运算，本文记录了Matlab中矩阵的相关知识，特别的说明了稀疏矩阵和有限域中的矩阵。Matlab的运算是在矩阵意义下进行的，这里所提到的是狭义上的矩阵，即通常意义上的矩阵。
return _cusparse.CUSPARSE_OPERATION_TRANSPOSE else: return _cusparse.CUSPARSE_OPERATION_NON_TRANSPOSE def _call_cusparse(name, dtype, *args): if dtype == 'f': prefix = 's' elif dtype == 'd': prefix = 'd' elif dtype == 'F': prefix = 'c' elif dtype == 'D': prefix = 'z' el...
问cuSparse中的有效矩阵向量乘法EN我使用jCUSPARSE (cuSparse库包装器)进行矩阵向量乘法，并且函数有问题。
CUSPARSE_OPERATION_NON_TRANSPOSE, &alpha, matA, matB, &beta, matC, CUDA_R_32F, Oct 1, 2020 Adds cusparseLt example and minor fixes 155 CUSPARSE_SPMM_ALG_DEFAULT, dBuffer) ) Jul 14, 2020 cuSPARSE v1.0.0 156 157 158 // destroy matrix/vector descriptors CHECK_...
由于cusparse.lib是X64位下的库,所以要设置成X64运行模式,如果不设置就会出现如下的错误。 Paste_Image.png 修改: Paste_Image.png 实验结果: Paste_Image.png #include<stdio.h>#include<stdlib.h>#include<cuda_runtime.h>#include"cusparse.h"#defineCLEANUP(s)\ ...
where refers to in-place operations such as transpose/non-transpose, and are scalars or vectors.The cuSPARSELt APIs allow flexibility in the algorithm/operation selection, epilogue, and matrix characteristics, including memory layout, alignment, and data types.Download: developer.nvidia.com/cusparselt...
0 CUSPARSE_OPERATION_NON_TRANSPOSE HIPSPARSE_OPERATION_NON_TRANSPOSE 1 CUSPARSE_OPERATION_TRANSPOSE HIPSPARSE_OPERATION_TRANSPOSE 2 CUSPARSE_OPERATION_CONJUGATE_TRANSPOSE HIPSPARSE_OPERATION_CONJUGATE_TRANSPOSE enum cusparsePointerMode_t hipsparsePointerMode_t 0 CUSPARSE_POINTER_MODE_HOST HIPSPARSE_POINTER_MODE...