Language Independent Morphological Analysis. - Tatsuo Yamashita; Yuji Matsumoto 001 (ANLP, 2000)

Using Machine Learning Methods to Improve Quality of Tagged Corpora and Learning Models. - Yuji Matsumoto 001; Tatsuo Yamashita (LREC, 2000)

Polarity propagation of financial terms for market trend analyses using news articles. - Tomoki Ito; Kiyoshi Izumi; Kota Tsubouchi; Tatsuo Yamashita (CEC, 2016)

Develop method to predict the increase in the Nikkei VI index. - Hirohiko Suwa; Yuki Ogawa; Eiichi Umehara; Kento Kakigi; Keiichi Yasumoto; Tatsuo Yamashita; Kota Tsubouchi (IEEE BigData, 2017)

Development of an Interpretable Neural Network Model for Creation of Polarity Concept Dictionaries. - Tomoki Ito; Hiroki Sakaji; Kiyoshi Izumi; Kota Tsubouchi; Tatsuo Yamashita (ICDM Workshops, 2017)

Development of sentiment indicators using both unlabeled and labeled posts. - Tomoki Ito; Hiroki Sakaji; Kiyoshi Izumi; Kota Tsubouchi; Tatsuo Yamashita (SSCI, 2017)

Simulation of Volatility Trading using Nikkei Stock Index Option based on Stock Bulletin Board. - Kodai Sasaki; Yui Hirose; Eiichi Umehara; Hirohiko Suwa; Yuki Ogawa; Tatsuo Yamashita; Kota Tsubouchi (IEEE BigData, 2018)

Text-Visualizing Neural Network Model: Understanding Online Financial Textual Data. - Tomoki Ito; Hiroki Sakaji; Kota Tsubouchi; Kiyoshi Izumi; Tatsuo Yamashita (PAKDD (3), 2018)

Word-level Sentiment Visualizer for Financial Documents. - Tomoki Ito; Kota Tsubouchi; Hiroki Sakaji; Tatsuo Yamashita; Kiyoshi Izumi (CIFEr, 2019)

CSNN: Contextual Sentiment Neural Network. - Tomoki Ito; Kota Tsubouchi; Hiroki Sakaji; Kiyoshi Izumi; Tatsuo Yamashita (ICDM, 2019)

Word-Level Contextual Sentiment Analysis with Interpretability. - Tomoki Ito; Kota Tsubouchi; Hiroki Sakaji; Tatsuo Yamashita; Kiyoshi Izumi (AAAI, 2020)

Evaluation of VI Index Forecasting Model by Machine Learning for Yahoo! Stock BBS Using Volatility Trading Simulation. - Kodai Sasaki; Hirohiko Suwa; Yuki Ogawa; Eiichi Umehara; Tatsuo Yamashita; Kota Tsubouchi (HICSS, 2020)

SSNN: Sentiment Shift Neural Network. - Tomoki Ito; Kota Tsubouchi; Hiroki Sakaji; Tatsuo Yamashita; Kiyoshi Izumi (SDM, 2020)

Contextual Sentiment Neural Network for Document Sentiment Analysis. - Tomoki Ito; Kota Tsubouchi; Hiroki Sakaji; Tatsuo Yamashita; Kiyoshi Izumi (Data Sci. Eng., 2020)

GINN: gradient interpretable neural networks for visualizing financial texts. - Tomoki Ito; Hiroki Sakaji; Kiyoshi Izumi; Kota Tsubouchi; Tatsuo Yamashita (Int. J. Data Sci. Anal., 2020)

Prediction of Nikkei VI increase for reducing investment risk using Yahoo! JAPAN stock BBS. - Kentaro Ueda; Kodai Sasaki; Hirohiko Suwa; Yuki Ogawa; Eiichi Umehara; Tatsuo Yamashita; Kota Tsubouchi; Keiichi Yasumoto (WI/IAT (Workshop/Special Session), 2021)

ForumPFN: Online Forum Post Fusion Network for Volatility Index Movement Prediction. - Kentaro Ueda; Hirohiko Suwa; Eiichi Umehara; Yuki Ogawa; Tatsuo Yamashita; Kota Tsubouchi; Keiichi Yasumoto (IEEE Big Data, 2024)

SSCDV: Social media document embedding with sentiment and topics for financial market forecasting. - Kentaro Ueda; Hirohiko Suwa; Masaki Yamada; Yuki Ogawa; Eiichi Umehara; Tatsuo Yamashita; Kota Tsubouchi; Keiichi Yasumoto (Expert Syst. Appl., 2024)