Bootstrapping Distributional Feature Vector Quality Maayan Zhitomirsky-Geffet author Ido Dagan author 2009-09 text journal article Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal zhitomirsky-geffet-dagan-2009-articles 10.1162/coli.08-032-R1-06-96 https://aclanthology.org/J09-3004/ 2009-09 35 3 435 461