polyvac

版本 1.0.0.0 (484 字节) 作者: Vassili Pastushenko
Vectorized "polyval" for columns of a matrix
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4.1K 次下载
更新时间 2004/11/18

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Vectorized "polyval" for polynomials represented by columns of a matrix Z (usually produced by POLYFIC).

Demo:
let x = a vector of length N:

DAT=polyvac(Z,x)

produces matrix DAT, so that

DAT(:,i)=polyval(Z(:,i),x(:));

Up to 10 times inctreased speed in comparison to nonvectorized version.

引用格式

Vassili Pastushenko (2024). polyvac (https://www.mathworks.com/matlabcentral/fileexchange/5638-polyvac), MATLAB Central File Exchange. 检索来源 .

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