代码搜索：PSNR
找到约 336 项符合「PSNR」的源代码
代码结果 336
www.eeworm.com/read/447975/7542679
m psnr.m
function p = psnr(x,y)
% psnr - compute the Peack Signal to Noise Ratio, defined by :
% PSNR(x,y) = 10*log10( max(max(x),max(y))^2 / |x-y|^2 ).
%
% p = psnr(x,y);
%
% Copyright (c) 2
www.eeworm.com/read/447000/7561265
m psnr.m
%Name: Chris Shoemaker
%Course: EER-280 - Digital Watermarking
%Project: Calculates the PSNR (Peak Signal to Noise Ratio)
% of images A and A', both of size MxN
function [A] = psnr(
www.eeworm.com/read/445422/7595611
m psnr.m
function y=psnr(im1,im2)
%------------------------计算峰值信噪比程序———————————————-----
% ininput ------ im1 : the original image matrix
% im2 : the modified image matrix
% output --
www.eeworm.com/read/440450/7689234
m psnr.m
%Name: Chris Shoemaker
%Course: EER-280 - Digital Watermarking
%Project: Calculates the PSNR (Peak Signal to Noise Ratio)
% of images A and A', both of size MxN
function [A] = psnr(
www.eeworm.com/read/436853/7761464
m psnr.m
% function for finding MSE and PSNR
function p=psnr(x,xc,g)
x=double(x);
xc=double(xc);
t=(x-xc).^2;
disp('s');
s=sum(sum(t));
disp(s);
%p=g*g*(size(x,1)*size(x,2))/(s);
n=size(x,1)*size(x,
www.eeworm.com/read/435932/7780684
m psnr.m
% function psnr = psnr(recpixel,orgpixel,row,col);
%
% recpixel=double(recpixel);
% orgpixel=double(orgpixel);
%
% e2=(recpixel - orgpixel).^2;
% MSE=sum(sum(e2))/(row*col);
% psnr=10*log10(2
www.eeworm.com/read/435924/7780916
m psnr.m
function psnr = psnr(Watermark,AttackedWatermark)
x=Watermark;
y=AttackedWatermark;
if x== y
error('Images are identical: PSNR has infinite value')
end
x=double(x(:,:,1));
y=double(y(:,:
www.eeworm.com/read/434175/7884261
m psnr.m
function PSNR(A,B)
% PURPOSE: To find the PSNR (peak signal-to-noise ratio) between two
% intensity images A and B, each having values in the interval
% [0,1]. The answer is in deci
www.eeworm.com/read/298719/7943308
m psnr.m
%Name: Chris Shoemaker
%Course: EER-280 - Digital Watermarking
%Project: Calculates the PSNR (Peak Signal to Noise Ratio)
% of images A and A', both of size MxN
function [A] = psnr(