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Employment (1)

Niigata University of International and Information Studies: Niigata, Niigata, JP

2021-04-01 to 2026-03-31 | Professor (Department of Information Systems)
Employment
Source: Self-asserted source
Eiichi Umehara

Works (2)

SSCDV: Social media document embedding with sentiment and topics for financial market forecasting

Expert Systems with Applications
2024-07 | Journal article
DOI: 10.1016/j.eswa.2023.122988
Contributors: Kentaro Ueda; Hirohiko Suwa; Masaki Yamada; Yuki Ogawa; Eiichi Umehara; Tatsuo Yamashita; Kota Tsubouchi; Keiichi Yasumoto
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A Game Theory Investigation of Contract Between IT Vendor and User in Problems of Information System

Translational Systems Sciences
2022-05-11 | Book chapter
DOI: 10.1007/978-981-16-9941-2_12
Part of ISBN: 9789811699405
Part of ISBN: 9789811699412
Part of ISSN: 2197-8832
Part of ISSN: 2197-8840
Contributors: Umehara Eiichi
Source: Self-asserted source
Eiichi Umehara
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