2件 （「Ryo Okada」）

Estimation of Connectivity between Paragraphs in a Mail Text 論文

Ryo Nishimura・Yasuhiko Watanabe・Masaki Murata・Yasuhito Oota・Yoshihiro Okada ·2010 ·『自然言語処理』　17(3)　pp. 3_3-3_23

doi:10.5715/jnlp.17.3_3

Age and Survey-Year Effects on Self-Esteem in Japan : 論文

Atsushi Oshio・Ryo Okada・Madoka Mogaki・Tsutomu Namikawa・Takafumi Wakita ·2014-01-01 ·『The Japanese Journal of Educational Psychology』　62(4)　pp. 273-282

doi:10.5926/jjep.62.273