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?
圖像加註文字，一艘來自鹿特丹的貨櫃船準備停靠邁阿密港（Port Miami）然而，其他可用的選項限制較多。
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Жители Санкт-Петербурга устроили «крысогон»17:52，这一点在下载安装 谷歌浏览器 开启极速安全的 上网之旅。中也有详细论述
今年38歲的他在國內做過數份工作，甚至還開過餐廳，偷渡離開中國前是一名自由職業者。