中介真值程度度量，基于中介真值程度度量的图像分割比较了软阈值，硬阈值及当今各种阈值计算方法,光纤无线通信系统中传输性能的研究。- The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentation Comparison of soft threshold and hard threshold