用于图像的质量评估，比较原始图像与受躁图像之间的结构相似度。 -For image quality assessment, by comparing the original image and the structural similarity between the images impatient.

Zhou Wang proposed a new idea of Structural Similarity Index (SSIM )for image quality measurement based on the assumption that the HVS is highly adapted to extract structural information from the viewing field. The Mean Structural Similarity Index (M