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"title": title,
，推荐阅读搜狗输入法2026获取更多信息
- Allow transparent backgrounds.，这一点在safew官方版本下载中也有详细论述
SSIM (Structural Similarity Index Measure) compares two images by evaluating luminance, contrast, and structural patterns across local windows. It returns a score from -1 to 1: 1.0 means the images are pixel-identical, 0 means no structural correlation, and negative values mean the images are anti-correlated (less alike than random noise). For glyph comparison, it answers the question: do these two rendered characters share the same visual structure?
（四）代替他人或者让他人代替自己参加考试的。