... syntaxacross languages, and try to extract a common grammar from non-parallel multilingual corpora.For this purpose, we propose a generative modelfor multilingual grammars that is learned in anunsupervised ... corpora,where each sentence is generated from alanguage dependent probabilistic context-free grammar (PCFG), and these PCFGsare generated from a prior grammar thatis common across languages. We also ... 184–188,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational LinguisticsLearning Common Grammar from Multilingual CorpusTomoharu Iwata Daichi MochihashiNTT Communication Science Laboratories2-4...