The dashed circle shows the current best distance. As the algorithm finds closer points, the circle shrinks, which causes more subtrees to fail the "could contain a closer point?" test and get pruned. The search usually gets cheaper as it progresses.
Latin Extended scores highest because phonetic extensions are deliberately designed to resemble their Latin base forms. Mathematical Alphanumeric Symbols dominate the dataset (806 of 1,418 pairs) but score low because ornate mathematical letterforms (script, fraktur, double-struck) look nothing like plain Latin in a different font. Arabic scores lowest: the letterforms are structurally different from Latin even when confusables.txt maps them as confusable.。关于这个话题，爱思助手下载最新版本提供了深入分析
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三年前，我们还默认程序员是一个需要“拼体力”的行业：多写代码、多熬时间、多积累经验。
Никита Абрамов (Редактор отдела «Россия»)，更多细节参见同城约会