Character Segment的用法和樣例：
例句
- The formula recognition problem was divided into character segmentation and structure analysis.
公式識別問題被分為字元分割和結構分析兩部分內容。 - Second, at the step of character segmentation, gain method is adopted for deciding characters edges and segmenting characters more accurately.
在字元分割過程中，採用增益方法識別邊界，準確分割出單個字元。
