In order to evaluate the quality of fused image, the merit and defect of every fusion method, there must be a set of objective and overall evaluation indexes in theory.

为了评价融合影像质量和各种融合方法的优缺点，理论上必须具备一套客观的、全面的评价指标。

youdao

In order to evaluate the performance of the proposed method quantitatively, a figure of merit for the test image generated by computer is defined and used as a measure of evaluation.

为了定量地评价这种平滑方法的性能，本文对计算机产生的试验图象定义了一种图象优值，作为评价的指标。并且通过实验将这种平滑方法的性能与梯度的倒数加权平均法、中值滤波法进行了比较。

youdao