Tatsuo Yamashita

19 papers A* 2A 1B 3Journal 3Unranked 10
YearRankTypeTitle / Venue / Authors
2025 — conf
Did the Writer Actually Visit the Location? Analysis of Location Reviews from Visit Experience.
IJCNLP-AACL (Findings)
Aitaro Yamamoto, Hiroki Ouchi, Kota Tsubouchi, Tatsuo Yamashita, Ryo Tsujimoto, Yuki Matsuda, Hirohiko Suwa
2024 B conf
ForumPFN: Online Forum Post Fusion Network for Volatility Index Movement Prediction.
IEEE Big Data
Kentaro Ueda, Hirohiko Suwa, Eiichi Umehara, Yuki Ogawa, Tatsuo Yamashita, Kota Tsubouchi, Keiichi Yasumoto
2024 J jnl
SSCDV: Social media document embedding with sentiment and topics for financial market forecasting.
Expert Syst. Appl.
Kentaro Ueda, Hirohiko Suwa, Masaki Yamada, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi, Keiichi Yasumoto
2021 — conf
Prediction of Nikkei VI increase for reducing investment risk using Yahoo! JAPAN stock BBS.
WI/IAT (Workshop/Special Session)
Kentaro Ueda, Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi, Keiichi Yasumoto
2020 J jnl
Contextual Sentiment Neural Network for Document Sentiment Analysis.
Data Sci. Eng.
Tomoki Ito, Kota Tsubouchi, Hiroki Sakaji, Tatsuo Yamashita, Kiyoshi Izumi
2020 — conf
Evaluation of VI Index Forecasting Model by Machine Learning for Yahoo! Stock BBS Using Volatility Trading Simulation.
HICSS
Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi
2020 J jnl
GINN: gradient interpretable neural networks for visualizing financial texts.
Int. J. Data Sci. Anal.
Tomoki Ito, Hiroki Sakaji, Kiyoshi Izumi, Kota Tsubouchi, Tatsuo Yamashita
2020 A conf
SSNN: Sentiment Shift Neural Network.
SDM
Tomoki Ito, Kota Tsubouchi, Hiroki Sakaji, Tatsuo Yamashita, Kiyoshi Izumi
2020 A* conf
Word-Level Contextual Sentiment Analysis with Interpretability.
AAAI
Tomoki Ito, Kota Tsubouchi, Hiroki Sakaji, Tatsuo Yamashita, Kiyoshi Izumi
2019 A* conf
CSNN: Contextual Sentiment Neural Network.
ICDM
Tomoki Ito, Kota Tsubouchi, Hiroki Sakaji, Kiyoshi Izumi, Tatsuo Yamashita
2019 — conf
Word-level Sentiment Visualizer for Financial Documents.
CIFEr
Tomoki Ito, Kota Tsubouchi, Hiroki Sakaji, Tatsuo Yamashita, Kiyoshi Izumi
2018 — conf
Simulation of Volatility Trading using Nikkei Stock Index Option based on Stock Bulletin Board.
IEEE BigData
Kodai Sasaki, Yui Hirose, Eiichi Umehara, Hirohiko Suwa, Yuki Ogawa, Tatsuo Yamashita, Kota Tsubouchi
2018 — conf
Text-Visualizing Neural Network Model: Understanding Online Financial Textual Data.
PAKDD (3)
Tomoki Ito, Hiroki Sakaji, Kota Tsubouchi, Kiyoshi Izumi, Tatsuo Yamashita
2017 — conf
Develop method to predict the increase in the Nikkei VI index.
IEEE BigData
Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Kento Kakigi, Keiichi Yasumoto, Tatsuo Yamashita, Kota Tsubouchi
2017 — conf
Development of an Interpretable Neural Network Model for Creation of Polarity Concept Dictionaries.
ICDM Workshops
Tomoki Ito, Hiroki Sakaji, Kiyoshi Izumi, Kota Tsubouchi, Tatsuo Yamashita
2017 — conf
Development of sentiment indicators using both unlabeled and labeled posts.
SSCI
Tomoki Ito, Hiroki Sakaji, Kiyoshi Izumi, Kota Tsubouchi, Tatsuo Yamashita
2016 B conf
Polarity propagation of financial terms for market trend analyses using news articles.
CEC
Tomoki Ito, Kiyoshi Izumi, Kota Tsubouchi, Tatsuo Yamashita
2000 — conf
Language Independent Morphological Analysis.
ANLP
Tatsuo Yamashita, Yuji Matsumoto
2000 B conf
Using Machine Learning Methods to Improve Quality of Tagged Corpora and Learning Models.
LREC
Yuji Matsumoto, Tatsuo Yamashita