两个矩阵的中心卷积和普通卷积

//*************************** //求任何一个矩阵的逆矩阵 //*************************** #include <stdio.h> #include <malloc.h> #define N1 8 #define M1 10 #define N2 2 #define M2 3 void conv2(int x[N1][M1],int y[N2][M2],int z[N1+N2-1][M1+M2-1]) { int i,j; int n,m; for(i=0;i<N1+N2-1;i++) for(j=0;j<M1+M2-1;j++) { int temp=0; for(m=0;m<N1;m++) for(n=0;n<M1;n++) if((i-m)>=0&&(i-m)<N2&&(j-n)>=0&&(j-n)<M2) temp+=x[m][n]*y[i-m][j-n]; z[i][j]=temp; printf("%4d",z[i][j]); } } void main() { int x[N1][M1]={{1,2,3,4,5,6,7,8,9,0} ,{2,3,4,5,6,7,8,9,0,1} ,{3,4,5,6,7,8,9,0,1,2} ,{4,5,6,7,8,9,0,1,2,3} ,{5,6,7,8,9,0,1,2,3,4} ,{6,7,8,9,0,1,2,3,4,5} ,{7,8,9,0,1,2,3,4,5,6} ,{8,9,0,1,2,3,4,5,6,7}}; int y[N2][M2]={{1,2,3} ,{2,3,1}}; int z[N1+N2-1][M1+M2-1]={0}; conv2(x,y,z); }