Squibs and Discussions: Improving Text Segmentation Using Latent Semantic Analysis: A Reanalysis of Choi, Wiemer-Hastings, and Moore (2001) Yves Bestgen author 2006 text journal article Computational Linguistics continuing periodical academic journal bestgen-2006-squibs 10.1162/coli.2006.32.1.5 https://aclanthology.org/J06-1002/ 2006 32 1 5 12