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baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

[½»Á÷] ¡¾·ÖÏí¡¿ÏßÐÔ¾í»ýc³ÌÐò ÒÑÓÐ3È˲ÎÓë

#include
/*  y(n)=x(n)*h(n)
     m--length of x(n);
     n--length of h(n);
     l=m+n-1  length of y(n)
*/
void conv(float x[],int m,float h[],int n,float y[],int l)
{
        int i,j,k;
        for(i=0; i         {
                y=0.0;
                for(j=0; j                 {   k=i-j;
                    if(k>=0 && k                         y += x[j]*h[k];
                }
        }
}
void main()
{              //²ÎÊým,n,a1,a2,b1,b2,x[],h[]¿ÉÈÎÒâ¸Ä¶¯
        const int m=3;//length of x(n)
        const int n=3;//length of h(n)
        const int l=m+n-1;//length of y(n)
        const int a1=0;//x(n)×óϱê,±íʾx(n)={x(0),x(1),x(2)}
        const int a2=2;//x(n)ÓÒϱê
        const int b1=4;//h(n)×óϱê,h(n)={h(4),h(5),h(6)}
        const int b2=6;//h(n)ÓÒϱê
        int c1;//¾í»ý½á¹ûÐòÁеÄ×óϱê
        int c2;//¾í»ý½á¹ûÐòÁеÄÓÒϱê
        int i;
        float x[m]={1,1,1};
        float h[n]={1,1,1};
        float y[l];
        c1=a1+b1;
        c2=a2+b2;
        conv(x,m,h,n,y,l);
                printf("result:\n";
        for(i=0; i              printf("y(%d)=%f\n",c1+i,y);
}
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baobiao007

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xuliforever

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ľ³æ´å´åίÊé¼Ç

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ÒýÓûØÌû:
Originally posted by baobiao007 at 2011-02-12 19:52:06:
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3Â¥2011-02-13 17:29:07
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baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

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4Â¥2011-02-13 17:49:34
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04lrcg

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