Other examples are using a computer to translate, to show on a screen how a hair style would look on a person before it's cut, and to distinguish fake stamps and signatures from genuine ones.
像台灣大學資訊研究所最近開發成功的：用電腦把英文翻譯成中文；動刀剪頭髮前，可先從螢幕上看到髮型在自己頭上的樣子；以及電腦辨別印章、鈔票、文件等的真偽等皆是。