中介真值程度度量，基于中介真值程度度量的图像分割窗函数法设计一个数字带通FIR滤波器，匹配追踪和正交匹配追踪。- The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentation A window function design FIR digital band-pass filter, Matching Pursuit and orthogonal matching pursuit.