中文说明：图像融合评价程序，通过均值，标准偏差，熵，梯度，相关系数，光谱扭曲度等多个指标对融合图像进行评价比较。
English Description：
Image fusion evaluation program, through the mean, standard deviation, entropy, gradient, correlation coefficient, spectral distortion and other indicators of fusion image evaluation and comparison.