Sentence compression by structural conversion of parse tree. - Seiji Egawa; Yoshihide Kato; Shigeki Matsubara (ICDIM, 2008)

English sentence retrieval system based on dependency structure and its evaluation. - Yoshihide Kato; Seiji Egawa; Shigeki Matsubara; Yasuyoshi Inagaki (ICDIM, 2008)

Sentence Compression by Removing Recursive Structure from Parse Tree. - Seiji Egawa; Yoshihide Kato; Shigeki Matsubara (PRICAI, 2008)