last updated on 2016/07/01
2017年4月より奈良先端大 情報科学研究科 知能コミュニケーション研究室に勤めることになりました。本Webページは以後更新されません。以下の連絡先も以後利用できません。
須藤 克仁
(Katsuhito SUDOH)
Katsuhito SUDOH
主任研究員 博士(情報学)
NTTコミュニケーション科学基礎研究所
協創情報研究部
言語知能研究グループ
研究分野: 統計的機械翻訳, 自然言語処理, 音声言語処理
619-0237 「けいはんな学研都市」 精華町光台2-4
${family_name}.${given_name}<at>lab.ntt.co.jp
2000年京都大学工学部卒,2002年同大大学院情報学研究科修士課程修了.2015年京都大学博士(情報学).
2002年日本電信電話(株)入社,以後コミュニケーション科学基礎研究所に勤務.
現在は統計的機械翻訳に関する研究に従事. ACL,言語処理学会,情報処理学会,日本音響学会会員.
ソフトウェア
RIBES : 機械翻訳の自動評価尺度
* RIBESは磯崎秀樹氏(現在は岡山県立大学教授)を中心に開発されたものです.

RIBES最新版の実装について(第14回関西MT勉強会 2016.7トーク資料)

お知らせ
業績リスト
論文誌
  • Xun Wang, Yasuhisa Yoshida, Tsutomu Hirao, Katsuhito Sudoh, Masaaki Nagata, "Summarization Based on Task-oriented Discourse Parsing," IEEE Transaction on Audio, Speech and Language Processing, Volume 23, Number 8, pp. 1358-1367, Aug. 2015
  • Katsuhito Sudoh, Shinsuke Mori (Kyoto Univ.), Masaaki Nagata, "Noise-aware Character Alignment for Extracting Transliteration Fragments," 自然言語処理, Volume 21, Number 6, pp. 1107-1131, Dec. 2014
  • 林 克彦, 須藤 克仁, 塚田 元, 鈴木 潤, 永田 昌明, "単語並べ替えと冠詞生成の同時逐次処理:日英機械翻訳への適用," 自然言語処理, Volume 21, Number 5, pp. 1037-1057, Sep. 2014 (in Japanese)
  • 平尾 努, 磯崎 秀樹, 須藤 克仁, Kevin Duh, 塚田 元, 永田 昌明, "語順の相関に基づく機械翻訳の自動評価法," 自然言語処理, Volume 21, Number 3, pp. 421-444, Jun. 2014
  • Dan Han, Pascual Martinez-Gómez, Yusuke Miyao, Katsuhito Sudoh, Masaaki Nagata, "Unlabeled Dependency Parsing Based Pre-reordering for Chinese-to-Japanese SMT," 自然言語処理, Volume 21, Number 3, pp.485-514, Jun. 2014
  • Katsuhito Sudoh, Xianchao Wu, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Syntax-based Post-ordering for Efficient Japanese-to-English Translation," ACM Transaction on Asian Language Information Processing, Volume 12, Issue 3, Article No. 12, Aug. 2013
  • Hideki Isozaki, Katsuhito Sudoh, Hajime Tsukada, Kevin Duh, "HPSG-based Preprocessing for English-to-Japanese Translation," ACM Transaction on Asian Language Information Processing, Vol.11, no.3, 2012
  • Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, "Named Entity Recognition from Speech using Discriminative Models and Speech Recognition Confidence," Journal of Information Processing, Vol.17, pp.72--81, 2009
  • Ryuichiro Higashinaka, Katsuhito Sudoh, Mikio Nakano, "Incorporating discourse features into confidence scoring of intention recognition results in spoken dialogue systems," Speech Communication, Vol.48, Issues 3-4, pp.417--436, Mar. 2006
  • Katsuhito Sudoh, Mikio Nakano, "Post-Dialogue Confidence Scoring for Unsupervised Statistical Language Model Training," Speech Communication, Vol.45, Issue 4, pp.387--400, Apr. 2005
その他雑誌
  • Masaaki Nagata, Katsuhito Sudoh, Jun Suzuki, Yasuhiro Akiba, Tsutomu Hirao, Hajime Tsukada, "Recent Innovations in NTT's Statistical Machine Translation," NTT Technical Review, Vol.11, No.12, Dec. 2013
  • 堀 貴明, 須藤 克仁, 塚田 元, 中村 篤, "世界メディアブラウザ," NTT技術ジャーナル, Vol.21, No.5, 2009
  • Takaaki Hori, Katsuhito Sudoh, Hajime Tsukada, Atsush Nakamura, "World-Wide Media Browser -- Multilingual Audio-Visual Content Retrieval and Browsing System," NTT Technical Review, Vol.7, No.2, 2009
  • 堀 貴明, 須藤 克仁, 塚田 元, 中村 篤, "世界中の音・映像コンテンツを日本語で視聴する技術," ITUジャーナル, Vol.38, No.8, pp.10--12, 2008
その他解説記事
  • 須藤 克仁, 鈴木 潤, 秋葉 泰弘, 塚田 元, 永田 昌明, "英中韓から日本語への特許文向け統計翻訳 -高精度言語解析と事前並べ替えによる高精度な特許翻訳システムの構築-," Japio YEAR BOOK 2014, 一般財団法人日本特許情報機構, pp. 262-267, 2014
  • 須藤 克仁, 鈴木 潤, 塚田 元, 永田 昌明, 星野 翔(総研大), 宮尾 祐介(NII), "語順の入れ替えに着目した特許の統計翻訳 -事前・事後並べ替えによる高精度な英日・日英翻訳-," Japio YEAR BOOK 2013, 一般財団法人日本特許情報機構, pp. 292-296, 2013
査読つき国際会議
  • Xun Wang, Katsuhito Sudoh, Masaaki Nagata, "Learning Text Embeddings from a Hierarchical Neural Language Model," 24th ACM International Conference on Information and Knowledge Management (CIKM 2015), 2015.
  • Sho Hoshino (SOKENDAI), Yusuke Miyao (NII), Katsuhito Sudoh, Katsuhiko Hayashi, Masaaki Nagata, "Discriminative Preordering Meets Kendall's τ Maximization," 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing (Volume 2: Short Papers), 2015.
  • Xun Wang, Katsuhito Sudoh, Masaaki Nagata, "Empty Category Detection With Joint Context-Label Embeddings," 2015 Conference of the North American Chapter of the Association for Computational Linguistics - Human Language Technologies (NAACL HLT 2015), 2015.
  • Xun Wang, Katsuhito Sudoh, Masaaki Nagata, "Rating Entities and Aspects Using a Hierarchical Model," 19th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2015), 2015.
  • Graham Neubig (NAIST), Katsuhito Sudoh, Yusuke Oda (NAIST), Kevin Duh (NAIST), Hajime Tsukada, Masaaki Nagata, "The NAIST-NTT Ted Talk Treebank," International Workshop on Spoken Language Translation (IWSLT 2014), 2014.
  • Katsuhito Sudoh, Masaaki Nagata, Shinsuke Mori (Kyoto Univ.), Tatsuya Kawahara (Kyoyo Univ.), "Japanese-to-English Patent Translation System based on Domain-adapted Word Segmentation and Post-ordering," 11th Conference of the Association for Machine Translation in the Americas (Vol. 1: MT Researchers Track), pp. 234-248, Oct. 2014.
  • Katsuhito Sudoh, Shinsuke Mori (Kyoto Univ.), Masaaki Nagata, "Noise-aware Character Alignment for Bootstrapping Statistical Machine Transliteration from Bilingual Corpora," Conference on Empirical Methods in Natural Language Processing (Short Papers), pp. 204-209, Oct. 2013.
  • Katsuhiko Hayashi, Katsuhito Sudoh, Jun Suzuki, Hajime Tsukada, Masaaki Nagata, "Shift-Reduce Word Reordering for Machine Translation," Conference on Empirical Methods in Natural Language Processing (Short Papers), pp. 1382-1386, Oct. 2013.
  • Dan Han (SOKENDAI), Pascual Martinez-Gomez (Univ. of Tokyo/NII), Yusuke Miyao (NII), Katsuhito Sudoh, Masaaki Nagata, "Effects of Parsing Errors on Pre-reordering Performance for Chinese-to-Japanese SMT," 27th Pacific-Asia Conference on Language, Information, and Computation, to appear.
  • Sho Hoshino (SOKENDAI), Yusuke Miyao (NII), Katsuhito Sudoh, Masaaki Nagata, "Two-State Pre-ordering for Japanese-to-English Statistical Machine Translation," 6th International Joint Conference on Natural Language Processing (Poster Papers), to appear.
  • Dan Han (SOKENDAI), Pascual Martinez-Gomez (Univ. of Tokyo/NII), Yusuke Miyao (NII), Katsuhito Sudoh, Masaaki Nagata, "Using Unlabeled Dependency Parsing for Pre-reordering for Chinese-to-Japanese Statistical Machine Translation," 2nd Workshop on Hybrid Approaches to Translation, pp. 25-33, 2013.
  • Kevin Duh (NAIST), Graham Neubig (NAIST), Katsuhito Sudoh, Hajime Tsukada, "Adaptation Data Selection using Neural Language Models: Experiments in Machine Translation," 51st Annual Meeting of the Association on Computational Linguistics (ACL 2013), pp. 678-683, 2013
  • Hirotoshi Taira, Katsuhito Sudoh, Masaaki Nagata, "Zero Pronoun Resolution can Improve the Quality of J-E Translation," 6th Workshop on Syntax, Semantics and Structure in Statistical Translation (SSST-6), 2012
  • Dan Han, Katsuhito Sudoh, Xianchao Wu, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Head Finalization Reordering for Chinese-to-Japanese Machine Translation," 6th Workshop on Syntax, Semantics and Structure in Statistical Translation (SSST-6), 2012
  • Xianchao Wu, Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "A Comparative Study of Target Dependency Structures for Statistical Machine Translation," 50th Annual Meeting of Association on Computational Linguistics (ACL 2012), Short Paper, 2012
  • Kevin Duh, Katsuhito Sudoh, Xianchao, Wu, Hajime Tsukada, Masaaki Nagata, "Learning to Translate with Multiple Objectives," 50th Annual Meeting of Association on Computational Linguistics (ACL 2012), 2012
  • Kevin Duh, Katsuhito Sudoh, Xianchao Wu, Hajime Tsukada, Masaaki Nagata, "Generalized Minimum Bayes Risk System Combination," International Joint Conference on Natural Language Processing (IJCNLP 2011), 2011
  • Xianchao Wu, Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Extracting Pre-ordering Rules from Predicate-Argument Structures," International Joint Conference on Natural Language Processing (IJCNLP 2011), 2011
  • Katsuhito Sudoh, Xianchao Wu, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Post-ordering in Statistical Machine Translation," 13th Machine Translation Summit (MT Summit XIII), 2011
  • Kevin Duh, Katsuhito Sudoh, Tomoharu Iwata, Hajime Tsukada, "Bayesian Adaptation of Alignment Matrices for Statistical Machine Translation," 13th Machine Translation Summit (MT Summit XIII), 2011
  • Xianchao Wu, Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Extracting Pre-ordering Rules from Chunk-based Dependency Trees for Japanese-to-English Translation," 13th Machine Translation Summit (MT Summit XIII), 2011
  • Katsuhiko Hayashi (Doshisha Univ.), Hajime Tsukada, Kevin Duh, Katsuhito Sudoh, Seiichi Yamamoto (Doshisha Univ.), "Hierarchical Phrase-based Machine Translation with Word-based Reordering Model," International Conference on Computational Linguistics (COLING 2010), 2010
  • Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Tsutomu Hirao, Masaaki Nagata, "Divide and Translate: Improving Long Distance Reordering in Statistical Machine Translation," 5th Workshop on Statistical Machine Translation and Metrics MATR (WMT-MetricsMATR 2010), 2010
  • Hideki Isozaki, Hajime Tsukada, Katsuhito Sudoh, Kevin Duh, "Head Finalization: A Simple Reordering Rule for SOV Languages," 5th Workshop on Statistical Machine Translation and Metrics MATR (WMT-MetricsMATR 2010), 2010
  • Kevin Duh, Hajime Tsukada, Katsuhito Sudoh, Hideki Isozaki, Masaaki Nagata, "N-best Reranking by Multitask Learning," 5th Workshop on Statistical Machine Translation and Metrics MATR (WMT-MetricsMATR 2010), 2010
  • Hideki Isozaki, Tsutomu Hirao, Katsuhito Sudoh, Jun Suzuki, Akinori Fujino, Hajime Tsukada, Masaaki Nagata, "A Patient Support System based on Crosslingual IR and Semi-supervised Learning," SIGIR 2009 Workshop: Information Access in a Multilingual World, 2009
  • Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, "Discriminative Named Entity Recognition of Speech Data Using Speech Recognition Confidence," (Interspeech 2006 - ICSLP), pp.337-340, 2006
  • Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, "Incorporating speech recognition confidence into discriminative named entity recognition of speech data," (Coling / ACL 2006), pp.617--624, 2006
  • Katsuhito Sudoh, Hajime Tsukada, "Tightly Integrated Spoken Language Understanding using Word-to-Concept Translation," (Interspeech / Eurospeech 2005), pp.429--432, 2005
  • Ryuichiro Higashinaka, Katsuhito Sudoh, Mikio Nakano, "Incorporating discourse features into confidence scoring of intention recognition results in spoken dialogue systems," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2005), 2005
  • Katsuhito Sudoh, Mikio Nakano, "Post-dialogue Recognition Confidence Scoring for Improving Statistical Language Models using Untranscribed Dialogue Data," IEEE Workshop on Automatic Speech Recognition and Understanding (ASRU 2003), pp.447--452, 2003
その他国際会議/ワークショップ
  • Katsuhito Sudoh, Masaaki Nagata, "Chinese-to-Japanese Patent Machine Translation based on Syntactic Pre-ordering for WAT 2015," Workshop on Asian Translation (WAT 2015), 2015.
  • Katsuhito Sudoh, Graham Neubig (NAIST), Kevin Duh (NAIST), Katsuhiko Hayashi, "NTT-NAIST Syntax-based SMT Systems for IWSLT 2014," International Workshop on Spoken Language Translation (IWSLT 2014), 2014.
  • Katsuhito Sudoh, Graham Neubig (NAIST), Kevin Duh (NAIST), Hajime Tsukada, "NTT-NAIST SMT Systems for IWSLT 2013," International Workshop on Spoken Language Translation (IWSLT 2013), to appear.
  • Katsuhito Sudoh, Jun Suzuki, Hajime Tsukada, Masaaki Nagata, Sho Hoshino (Sokendai), Yusuke Miyao (NII), "NTT-NII Statistical Machine Translation in NTCIR-10 PatentMT," 10th NTCIR Workshop, 2013
  • Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, Xianchao Wu (Univ. of Tokyo), Takuya Matsuzaki (Univ. of Tokyo), Jun'ichi Tsujii (Univ. of Tokyo), "NTT-UT Statistical Machine Translation in NTCIR-9 PatentMT," 9th NTCIR Workshop, 2011
  • Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "NTT Statistical Machine Translation for IWSLT 2010," International Workshop on Spoken Language Translation (IWSLT 2010), 2010
  • Katsuhito Sudoh, Taro Watanabe, Jun Suzuki, Hajime Tsukada, Hideki Isozaki, "NTT Statistical Machine Translation for IWSLT 2008," International Workshop on Spoken Language Translation (IWSLT 2008), 2008
  • Taro Watanabe, Jun Suzuki, Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, "Larger Feature Set Approach for Machine Translation in IWSLT 2007," International Workshop on Spoken Language Translation (IWSLT 2007), 2007
  • Hideki Isozaki, Katsuhito Sudoh, Hajime Tsukada, "NTT's Japanese-English Cross-Language Question Answering System," 5th NTCIR Workshop, 2005
国内発表
  • 須藤 克仁, "論文に書けなかった特許翻訳データの前処理", 言語処理学会第22回年次大会ワークショップ 論文に書かない(書けない)自然言語処理, 2016
  • 須藤 克仁, 鈴木 潤, 秋葉 泰弘, 塚田 元, 永田 昌明, "英中韓から日本語への特許文向け統計翻訳システム", 言語処理学会第20回年次大会 発表論文集, pp. 606-609, 2014
  • 星野 翔 (総研大), 宮尾 祐介 (NII), 須藤 克仁, 永田 昌明, "構文解析誤りに眼瞼な日英統計的機械翻訳の事前並べ替え手法", 言語処理学会第20回年次大会 発表論文集, pp. 602-605, 2014
  • Dan Han (総研大), Pascual Martinez-Gómez (東大/NII), 宮尾 祐介 (NII), 須藤 克仁, 永田 昌明, "Analyzing the Influence of Parsing Errors on Pre-reordering Performance for SMT", 言語処理学会第20回年次大会 発表論文集, pp. 824-827, 2014
  • 須藤 克仁, 進藤 裕之, 塚田 元, 永田 昌明, "統計翻訳における統語的ラベル細分化の検討," 言語処理学会第19回年次大会 発表論文集, 2013
  • 星野 翔 (総研大), 宮尾 祐介 (NII) 須藤 克仁, 永田 昌明, "日英統計的機械翻訳のための述語項構造に基づく事前並べ替え," 言語処理学会第19回年次大会 発表論文集, 2013
  • 韓 丹 (総研大), 須藤 克仁, 呉 先超, Kevin Duh, 塚田 元, 永田 昌明, "Syntactic Based Reordering Rules for Chinese-to-Japanese Machine Translation," 言語処理学会第18回年次大会 発表論文集, 2012
  • 呉 先超, 須藤 克仁, Kevin Duh, 塚田 元, 永田 昌明, "An Improvement to the Predicate-Argument Strucure Based Pre-ordering Approach for Statistical Machine Translation," 言語処理学会第18回年次大会 発表論文集, 2012
  • 平 博順, 須藤 克仁, 永田 昌明, "統計翻訳における日本語省略補完の効果の分析," 言語処理学会第18回年次大会 発表論文集, 2012
  • 須藤 克仁, 永田 昌明, 森 信介 (京都大), "日英特許翻訳における日本語単語分割の分野適応の検討," 言語処理学会第18回年次大会 発表論文集, 2012
  • 平尾 努, 磯崎 秀樹, Kevin Duh, 須藤 克仁, 塚田 元, 永田 昌明, "RIBES: 順位相関に基づく翻訳の自動評価法," 言語処理学会第17回年次大会 発表論文集, 2011
  • 塚田 元, 磯崎 秀樹, 渡辺 太郎, 藤野 昭典, 鈴木 潤, 須藤 克仁, "大規模分散並列処理に基づく統計的機械翻訳," 平成20年度科学研究費補助金「情報爆発IT基盤」成果報告会, 2009
  • 塚田 元, 磯崎 秀樹, 渡辺 太郎, 藤野 昭典, 鈴木 潤, 須藤 克仁, "大規模分散並列処理に基づく統計的機械翻訳," 平成20年度科学研究費補助金「情報爆発IT基盤」A01注研究集会, 2008
  • 堀 貴明, 須藤 克仁, 大庭 隆伸, 渡部 晋治, 渡辺 太郎, 塚田 元, 中村 篤, "「世界メディアブラウザ」- 音声認識と統計翻訳に基づく多言語動画コンテンツ検索/閲覧システム," 第2回音声ドキュメント処理ワークショップ講演論文集, pp.59-66, 2008
  • 須藤 克仁, 塚田 元, 磯崎 秀樹, "音声認識の確信度と識別モデルを利用した音声からの固有表現抽出," 第1回音声ドキュメント処理ワークショップ講演論文集, pp.153-158, 2007
  • 西村 竜一 (和歌山大), 秋田 祐哉 (京都大), 須藤 克仁, 大庭 隆伸, "ICSLPにおける研究動向 - 言語モデル・対話システムを中心に," 第8回音声言語シンポジウム - 情報処理学会研究報告 音声言語処理研究会 SLP-64, pp.239-244, 2006
  • 須藤 克仁, 塚田 元, "音声対話システムのための音声認識と密に統合した音声言語理解," 日本音響学会春季研究発表会講演論文集, 2006
  • 須藤 克仁, 中野 幹生, "音声対話システムのための統計的言語理解モデルの構成とその学習," 言語処理学会第10回年次大会発表論文集, pp.71--74, 2004
  • 中野 幹生, 東中 竜一郎, Matthias Denecke, 須藤 克仁, 宮崎 昇, 堂坂 浩二, "対話ログによる訓練が可能なインタラクティブ音声理解システムの枠組," 言語処理学会第10回年次大会発表論文集, pp.67--70, 2004
  • 須藤 克仁, 東中 竜一郎, 中野 幹生, 相川 清明, ""反省型"信頼性尺度に基づく書き起こしなしデータを用いた言語モデル学習," 情報処理学会研究報告 音声言語情報処理研究会 SLP-45, pp.83--88, 2003
受賞
  • 林 克彦, 須藤 克仁, 鈴木 潤, 塚田 元, 永田 昌明, "単語並べ替えと冠詞生成の同時逐次処理: 日英機械翻訳への適用," 言語処理学会 優秀論文賞, 2015
  • 平尾 努, 磯崎 秀樹, Kevin Duh, 須藤 克仁, 塚田 元, 永田 昌明, "RIBES: 順位相関に基づく翻訳の自動評価法," 言語処理学会第17回年次大会優秀発表賞, 2012
  • Xianchao Wu, Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata, "Extracting Pre-ordering Rules from Predicate-Argument Structures," IJCNLP 2011 Best Paper Finalist, 2011
  • Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, "Incorporating speech recognition confidence into discriminative named entity recognition of speech data," COLING/ACL 2006 AFNLP Meritorious Asian NLP Paper Award, 2006
委員
  • AAMT/Japio 特許翻訳研究会 副委員長, 2016.4- / 委員, 2012.4-
  • 言語処理学会 論文誌編集委員, 2014.9-2018.8