例句與造句

1. The proposed model takes into account the subtopic structures of documents . it first splits the documents into text segments with texttiling and calculates the similarities for different pairs of text segments in the documents . lastly the overall similarity between the documents is returned by combining the similarities of different pairs of text segments with optimal matching method
   該模型首先采用texttiling技術(shù)將文檔分割成能代表子主題的文本塊，然后計(jì)算兩個(gè)文檔中不同文本塊之間的相似度，最后通過圖論中的最優(yōu)匹配方法綜合文本塊之間的相似度得到兩個(gè)文檔之間的總體相似度。
2. It's difficult to find text segment in a sentence. 用text segment造句挺難的