Frequency-Aware Truncated Methods for Sparse Online Learning. - Hidekazu Oiwa; Shin Matsushima; Hiroshi Nakagawa (ECML/PKDD (2), 2011)

Healing Truncation Bias: Self-Weighted Truncation Framework for Dual Averaging. - Hidekazu Oiwa; Shin Matsushima; Hiroshi Nakagawa (ICDM, 2012)

Understanding seed selection in bootstrapping. - Yo Ehara; Issei Sato; Hidekazu Oiwa; Hiroshi Nakagawa (TextGraphs@EMNLP, 2013)

Online and Stochastic Learning with a Human Cognitive Bias. - Hidekazu Oiwa; Hiroshi Nakagawa (AAAI, 2014)

Common Space Embedding of Primal-Dual Relation Semantic Spaces. - Hidekazu Oiwa; Jun'ichi Tsujii (COLING, 2014)

Formalizing Word Sampling for Vocabulary Prediction as Graph-based Active Learning. - Yo Ehara; Yusuke Miyao; Hidekazu Oiwa; Issei Sato; Hiroshi Nakagawa (EMNLP, 2014)

Partition-wise Linear Models. - Hidekazu Oiwa; Ryohei Fujimaki (NIPS, 2014)

Robust Distributed Training of Linear Classifiers Based on Divergence Minimization Principle. - Junpei Komiyama; Hidekazu Oiwa; Hiroshi Nakagawa (ECML/PKDD (2), 2014)

Feature-aware regularization for sparse online learning. - Hidekazu Oiwa; Shin Matsushima; Hiroshi Nakagawa (Sci. China Inf. Sci., 2014)

Knowledge Transfer for Out-of-Knowledge-Base Entities : A Graph Neural Network Approach. - Takuo Hamaguchi; Hidekazu Oiwa; Masashi Shimbo; Yuji Matsumoto 001 (IJCAI, 2017)

A Lightweight Front-end Tool for Interactive Entity Population. - Hidekazu Oiwa; Yoshihiko Suhara; Jiyu Komiya; Andrei Lopatenko (CoRR, 2017)

Mining Words in the Minds of Second Language Learners for Learner-specific Word Difficulty. - Yo Ehara; Issei Sato; Hidekazu Oiwa; Hiroshi Nakagawa (J. Inf. Process., 2018)

Scalable Semantic Querying of Text. - Xiaolan Wang 001; Aaron Feng; Behzad Golshan; Alon Y. Halevy; George A. Mihaila; Hidekazu Oiwa; Wang-Chiew Tan (Proc. VLDB Endow., 2018)