以下是刘年丰的采访实录，对话经作者整理：
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?
。业内人士推荐WPS下载最新地址作为进阶阅读
block: Writes wait until buffer space is available. Use when you trust the producer to await writes properly.
确实如此。春节期间，我说了太多“不”。一些需要走访远房亲戚的场合，我要么早退，要么干脆拒绝前往。理由很简单：人已经够多，多我一个不多。去了也不过是当个吉祥物，换个地方玩手机，反而让自己不痛快。
Same-privilege return