在Intel CPU上,MKL的性能要远高于Eigen, 虽然OpenBLAS和其差距不是太大,但OpenBLAS提供的函数太少。 下面,简单介绍一些C环境下常用的MKL矩阵运算函数。主要使用单精度浮点数据操作 字符关键字 数据类型关键字: AI检测代码解析 s: real, single precision,实数单精度 c: complex, single precision,复数单精度 d: re...
#define MKL_Complex16 std::complex#include "mkl.h"#include "mkl_spblas.h"#include "mkl_trans.h" But when I compile the code I get this error: ../include/mkl_types.h(43): error: expected a ";" } MKL_Complex16; ^../include/mkl_types.h(43): warning #64: declaration does not...
4、自己写的FFT方案 cdata=(complex *)malloc(sizeof(complex)*Nx*Nz_c); t0=clock(); rc2dfft(rdata,cdata,Nz_r,Nx,Nz_r,Nz_c,sign); t1=clock(); 5、开源FFTW3 fftwf_complex *fftw_out=(fftwf_complex *)fftwf_malloc(sizeof(fftwf_complex)*Nx*Nz_c); fftwf_plan plan=fftwf_plan_d...
数据类型关键字: s:real, single precision,单精度实数 c:complex, single precision,单精度复数 d:real, double precision,双精度实数 z:complex, double precision,双精度复数 常用矩阵类型关键字: ge:general matrix,一般矩阵 gb:general band matrix,一般带状矩阵 sy:symmetric matrix,对称矩阵 sp:symmetric matri...
z:complex, double precision,双精度复数 常用矩阵类型关键字: ge:general matrix,一般矩阵 gb:general band matrix,一般带状矩阵 sy:symmetric matrix,对称矩阵 sp:symmetric matrix (packed storage) s b:symmetric band matrix tr:triangular matrix,三角阵 ...
*** end subroutine fft_u_to_uf subroutine fft_uf_to_u(z,u,nl,ur,ui) dimension z(0:nl*2-1),u(0:nl*2-1) dimension ur(0:nl*2-1),ui(0:nl*2-1) double complex fin(0:nl*2-1) double precision fout(0:nl*2-1),uu(0:nl*2-1),dtemp integer iplan ! iplan=0 nl2=nl*...
Solved: Hi, I'm trying to use mkl_sparse_d_svd for a complex matrix. The code is as below, and gives sig segv. Am I missing anything? I'm using MKL
问如何使用MKL执行线程化稀疏矩阵向量乘法？EN说明：这一段时间用Matlab做了LDPC码的性能仿真，过程中涉及...
complexmyZ = (2.,3.);MKL_Complex16 mkl_Z;mkl_Z.real = real(myZ);mkl_Z.imag = imag(myZ);Did this with my input arrays (suitable loops and array formatting) for zgesv and compilation went OK.Have not yet run this and checked outputs, so there is sti...
complexmyZ = (2.,3.);MKL_Complex16 mkl_Z;mkl_Z.real = real(myZ);mkl_Z.imag = imag(myZ);Did this with my input arrays (suitable loops and array formatting) for zgesv and compilation went OK.Have not yet run this and checked outputs, so there is sti...