58.6.4 矩阵乘法密码Matrix multiplication code是【吴恩达-2022-中英字幕】令人醍醐灌顶的机器学习(我愿称之为人工智能AI教程天花板)的第58集视频,该合集共计142集,视频收藏或关注UP主,及时了解更多相关视频内容。
void matrix_multiply_c(float32_t *A, float32_t *B, float32_t *C, uint32_t n, uint32_t m, uint32_t k) { for (int i_idx=0; i_idx<n; i_idx++) { for (int j_idx=0; j_idx<m; j_idx++) { C[n*j_idx + i_idx] = 0; for (int k_idx=0; k_idx<k; k_idx...
}intm =A.length;intc = A[0].length;intn = B[0].length;int[][] result =newint[m][n];for(inti = 0; i < m; i++) {for(intj = 0; j < n; j++) {intsum = 0;for(intk = 0; k < c; k++) { sum+= A[i][k] *B[k][j]; } result[i][j]=sum; } }returnresu...
vector<vector<int>>ret;intha =A.size();if(!ha)returnret;intwa = A[0].size();if(!wa)returnret;inthb =wa;intwb = B[0].size();if(!wb)returnret;//Preprocessingunordered_map<int,bool>ArowZero, BcolZero;for(inti =0; i < ha; i ++) {boolbAllZero =true;for(intj =0; j ...
Matrix Operator Replacement This example defines and registers code replacement mappings for matrix operations: addition, subtraction, multiplication, transposition, conjugate, and Hermitian. Supported types include: single, double int8, uint8 int16, uint16 int32, uint32 csingle, cdouble ...
Open the report and inspect the generated code. The generated code contains a parallelfor-loop for the multiplication operation. void autoparExample_implicit(double y[2000]) { int i; if (!isInitialized_autoparExample_implicit) { autoparExample_implicit_initialize(); ...
题目地址:https://leetcode-cn.com/problems/sparse-matrix-multiplication/ 题目描述 Given two sparse matrices A and B, return the result of AB. You may assume that A’s column number is equal to B’s row number. Example: Input: A = [ ...
Just for fun, I included a picture of my daughter in the project... The main part of the code I wanted to share was the matrices and the matrix multiplication. private void NewMatrices() { // Initialize the matices; bm = new float[5][]; cm = new float[5][]; for (int i = ...
注:如果用目前最快的rectangular matrix multiplication复杂度代入 \mathcal{M}(n,b,n),就可以得到[Czumaj et al., ICALP'06]的结果了。 代码1(矩阵乘法) 代码2(压位) 上一篇: 参考 ^Frederickson G N, Johnson D B. The complexity of selection and ranking in X+ Y and matrices with sorted columns...
in Julia itself, also integrates mature, best-of-breed C and Fortran libraries for linear algebra, random number generation, signal processing, and string processing. In addition, the Julia developer community is contributing a number of external packages through Julia’s built-in package manager ...