A System for Worldwide COVID-19 Information Aggregation EMNLP NLP-COVID19

Akiko Aizawa | Frederic Bergeron | Junjie Chen | Fei Cheng | Katsuhiko Hayashi | Kentaro Inui | Hiroyoshi Ito | Daisuke Kawahara | Masaru Kitsuregawa | Hirokazu Kiyomaru | Masaki Kobayashi | Takashi Kodama | Sadao Kurohashi | Qianying Liu | Masaki Matsubara | Yusuke Miyao | Atsuyuki Morishima | Yugo Murawaki | Kazumasa Omura | Haiyue Song | Eiichiro Sumita | Shinji Suzuki | Ribeka Tanaka | Yu Tanaka | Masashi Toyoda | Nobuhiro Ueda | Honai Ueoka | Masao Utiyama | Ying Zhong |

A Greedy Bit-flip Training Algorithm for Binarized Knowledge Graph Embeddings EMNLP Findings

Katsuhiko Hayashi | Koki Kishimoto | Masashi Shimbo |

Analyzing Word Embedding Through Structural Equation Modeling LREC

Namgi Han | Katsuhiko Hayashi | Yusuke Miyao |

A Non-commutative Bilinear Model for Answering Path Queries in Knowledge Graphs EMNLP

Katsuhiko Hayashi | Masashi Shimbo |

Neural Tensor Networks with Diagonal Slice Matrices NAACL

Takahiro Ishihara | Katsuhiko Hayashi | Hitoshi Manabe | Masashi Shimbo | Masaaki Nagata |

Higher-Order Syntactic Attention Network for Longer Sentence Compression NAACL

Hidetaka Kamigaito | Katsuhiko Hayashi | Tsutomu Hirao | Masaaki Nagata |

Reduction of Parameter Redundancy in Biaffine Classifiers with Symmetric and Circulant Weight Matrices PACLIC

Tomoki Matsuno | Katsuhiko Hayashi | Takahiro Ishihara | Hitoshi Manabe | Yuji Matsumoto |

K-best Iterative Viterbi Parsing EACL

Katsuhiko Hayashi | Masaaki Nagata |

Supervised Attention for Sequence-to-Sequence Constituency Parsing IJCNLP

Hidetaka Kamigaito | Katsuhiko Hayashi | Tsutomu Hirao | Hiroya Takamura | Manabu Okumura | Masaaki Nagata |

On the Equivalence of Holographic and Complex Embeddings for Link Prediction ACL

Katsuhiko Hayashi | Masashi Shimbo |

Hierarchical Word Structure-based Parsing: A Feasibility Study on UD-style Dependency Parsing in Japanese IWPT WS

Takaaki Tanaka | Katsuhiko Hayashi | Masaaki Nagata |

Empty element recovery by spinal parser operations ACL

Katsuhiko Hayashi | Masaaki Nagata |

Empirical comparison of dependency conversions for RST discourse trees SIGDIAL WS

Katsuhiko Hayashi | Tsutomu Hirao | Masaaki Nagata |

Hybrid Approach to PDTB-styled Discourse Parsing for CoNLL-2015 CoNLL

Yasuhisa Yoshida | Katsuhiko Hayashi | Tsutomu Hirao | Masaaki Nagata |

Discriminative Preordering Meets Kendall’s 𝜏 Maximization Maximization ACL IJCNLP

Sho Hoshino | Yusuke Miyao | Katsuhito Sudoh | Katsuhiko Hayashi | Masaaki Nagata |

NTT-NAIST syntax-based SMT systems for IWSLT 2014 IWSLT

Katsuhito Sudoh | Graham Neubig | Kevin Duh | Katsuhiko Hayashi |

Shift-Reduce Word Reordering for Machine Translation EMNLP

Katsuhiko Hayashi | Katsuhito Sudoh | Hajime Tsukada | Jun Suzuki | Masaaki Nagata |

Efficient Stacked Dependency Parsing by Forest Reranking TACL

Katsuhiko Hayashi | Shuhei Kondo | Yuji Matsumoto |

Head-driven Transition-based Parsing with Top-down Prediction ACL

Katsuhiko Hayashi | Taro Watanabe | Masayuki Asahara | Yuji Matsumoto |

Third-order Variational Reranking on Packed-Shared Dependency Forests EMNLP

Katsuhiko Hayashi | Taro Watanabe | Masayuki Asahara | Yuji Matsumoto |

Hierarchical Phrase-based Machine Translation with Word-based Reordering Model COLING

Katsuhiko Hayashi | Hajime Tsukada | Katsuhito Sudoh | Kevin Duh | Seiichi Yamamoto |

Structural support vector machines for log-linear approach in statistical machine translation IWSLT

Katsuhiko Hayashi | Taro Watanabe | Hajime Tsukada | Hideki Isozaki |