Motoki Sato

Profile

Engineer at Preferred Networks Inc.
Especially skilled in Chainer, python based deep learning frameworks.

Research Interests

• Natural Language Processing (NLP)
• Adversarial Training
• Interpretability for Neural Network
• QA, Dialog Systems
• Word Segmentation, Named Entity Recognition

Publications

• Motoki Sato, Jun Suzuki, Shun Kiyono, "Effective Adversarial Regularization for Neural Machine Translation", ACL 2019 (Short Paper) (Accept rate 18.2%) [Paper, bibtex, Code, Slide ]
• Motoki Sato, Jun Suzuki, Hiroyuki Shindo, Yuji Matsumoto, "Interpretable Adversarial Perturbation in Input Embedding Space for Text", IJCAI-ECAI-2018 (Long Paper) [Paper, bibtex, Code, arxiv, Slide]
• Motoki Sato, Hiroki Ouchi, Yuta Tsuboi, "Addressee and Response Selection for Multilingual Conversation", COLING-2018 (Long Paper) [Paper, Code, Dataset, Project page]
• Motoki Sato, Hiroyuki Shindo, Ikuya Yamada, Yuji Matsumoto, "Segment-Level Neural Conditional Random Fields for Named Entity Recognition", IJCNLP 2017 (Short Paper) [Paper]
• Motoki Sato, Hitoshi Manabe, Hiroshi Noji, Yuji Matsumoto, "Adversarial Training for Cross-Domain Universal Dependency Parsing", CoNLL 2017, (Ranked 6th in the Shared Task) [Paper] [Poster]
• Motoki Sato, Austin J. Brockmeier, Georgios Kontonatsios, Tingting Mu, John Y. Goulermas, Jun'ichi Tsujii and Sophia Ananiadou, "Distributed Document and Phrase Co-embeddings for Descriptive Clustering", EACL 2017 (Long Paper) [Paper] [bib]
• Ikuya Yamada, Motoki Sato, Hiroyuki Shindo: "Ensemble of Neural Classifiers for Scoring Knowledge Base Triples", WSDM Cup 2017 (Ranked 2nd in the competition) [News] [Paper]

Publications(Japanese)

• 佐藤元紀,鈴木潤,進藤裕之,松本裕治,"自然言語処理における解釈可能な敵対的摂動の学習", NLP2018 [Paper, Slide, 若手奨励賞]
• 佐藤元紀, 大内啓樹, 坪井祐太, "多言語対話における応答先と応答内容の選択", NLP 2018 [Paper, Slide]
• Motoki Sato, Takayuki Ito, "Text Filtering for Harmful Document Classification Method Based on Paragraph Vector and Multi Layer Perceptron" (Japanese Paper), IPSJ 2015 [Student Award]

Education

M.S. – Nara Institute of Science and Technology, April 2016 - March 2018.

B.S. – Nagoya Institute of Technology, April 2011 - March 2015.

Work Experience

Researcher

Part-time Researcher at NACTEM (2015.09–2016.3)

Technical Staff at Artificial Intelligence Research Center, AIST (2015.10–2016.3)

Internship at Preferred Networks (2016.8–2016.9)

Part-time Engineer at Preferred Networks (2016.10– now)

Engineer

iOS Application Internship at CyberAgent (2014.8–2014.9)

Web Engineer Internship at Yahoo! Japan (2014.9–2014.9)

Awards

MashupAwards 5 U23 (2009.11)

MashupAwards 6 (2010.11)

MashupAwards 8 (2012.11)