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?
圖像來源，Getty Images。搜狗输入法2026对此有专业解读
，这一点在heLLoword翻译官方下载中也有详细论述
「雖然我聽到一些中國創作者對這股潮流褒貶不一，但我認為這終究是一個好事。作為一個華人，多年來我飽受網絡反華情緒困擾，主流輿論話語體系裡對於中國的敘事出現變化，說實話我覺得耳目一新，」Z世代網絡博主Claire（克萊爾）這樣告訴BBC中文，此前，她在個人帳號上發布關於「變成中國人」潮流的反思多條，在Instagram上即有51萬瀏覽量。
Supports only English。旺商聊官方下载是该领域的重要参考