... of the ACL and the 4th IJCNLP of the AFNLP, pages 941–948,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPA Comparative Study of Hypothesis Alignment and its Improvement for Machine ... TER, CLA and IHMM, for hypothesis alignment. Then we propose a method to build the confusion network from intersection word alignment, which utilizes both direct and inverse word alignment ... bilingual word alignment. The algorithm includes two steps: 1) Generate bi-directional word alignments. It is straightforward for GIZA++ and IHMM to generate bi-directional word alignments....