Takuma Yamaguchi
Mercari, Inc. / Director of Engineering / Software Engineer (Machine Learning)東京
Takuma Yamaguchi
Mercari, Inc. / Director of Engineering / Software Engineer (Machine Learning)
Living with Data
機械学習や画像認識・コンピュータビジョンの研究に10年以上携わり、それらに加えオペレーションズリサーチ分野やビッグデータ関連のシステム開発、WEBアプリケーション開発などにも従事。現職、メルカリでは、画像認識を中心とした機械学習技術を積極的に使って、より良いサービスをユーザに届けられるように日々奮闘中。
Mercari, Inc.7 years
Director of Engineering / Software Engineer (Machine Learning)Present
- Present
Bring an excellent customer experience with the latest technologies in machine learning and computer vision.
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GREE, Inc.5 years
Engineering Manager / Lead Engineer
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SNS & Game Data Analysis & Big Data Analysis System Operation (2012-2016): My responsibilities include SNS & game data analysis, big data analysis system operation, developing user tracking system / log collection system / BI tool / recommendation algorithms, and so on. Si
THE NIPPON SIGNAL CO.,LTD6 years
Research Scientist / Software Engneer
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Railway Automatic Ticket Gate (2010-2011): The aims of this project are to eliminate illegal passage and to realize supporting system for disability people in a train station. For that purpose, several cameras and an image processing engine are being installed to railway automatic ticket gate. Responsibilities include project management,
信州大学
Ph.D. in Engineering
Ph.D. Thesis: Extracting Character Information from Images.
Media Drive Corporation2 years
Research Scientist / Software Engneer
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Image and Voice Understanding (2004-2006): Main responsibility was to improve the performances of OCR(Optical Character Recognition) engine and singing voice classification engine. The contributions were reducing computation time for OCR by a coarse-to-fine approach using multiple OCR engines hierarchically, and improving the performance
信州大学
M.S. in Engineering
M.S. Thesis: Character Extraction and Recognition on Natural Scene Images.
B.S. in Engineering
B.S. Thesis: Extracting Place-Names from Natural Scene.
福岡県立八幡高等学校
Skills
Awards and Certifications
言語
- Japanese - Native
- English - Professional