这是一个测试图像峰值信噪比的程序源代码，纯C环境下的-This is a test image PSNR the source code, pure environment of the C

这是一个测试图像峰值信噪比的程序源代码，纯C环境下的-This is a test image PSNR the source code, pure environment of the C

TVL1重建从混合压缩采样，rice大学泊松分布图像重建与全变分正规化的代码-Note: (1)Fore small-scale data, hybrid sampling consists of Bernoulli random sampling and low-resolution sampling (TVL1_HCS) (1)Fore large-scale data, hybrid sampling consi

function PSNR2 = psnr(I,I_iter) 计算峰值信噪比 I : 原始信号 I_iter : 加噪信号-function PSNR2 = psnr (I, I_iter) calculate the peak signal to noise ratio I: the original signal I_iter: adding noise signal