Through the transformation of color space and the use of the up-to-date formula of color difference, the evaluating index such as SCAPSNR of the colorful images is defined.
2
推导出理想的信噪比公式时，首先定义信号的均方根。
When you derive the ideal SNR formula, you first define the RMS signal.
3
该文首先定义了用以度量MUSIC算法分辨性能的平均信噪比分辨门限，并给出它的表达式。
This paper defines the mean SNR's resolving threshold which can measure the resolving performance of MUSIC algorithm, and deduces the expression of the resolving threshold.
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