Hiroki Sakaji

Graph-based Unsupervised Important Technical Terms Extraction Method for Patent Document

Asahi Hentona, Hirofumi Nonaka, Hidekazu Tanigawa, 2020 .

Automatic Generation of Regional Business Sentiment Indexes Using Contact Histories

Hiroki Sakaji, Kiyoshi Izumi, Hiroshi Hayashi, 2019 .

Extraction of the effect and the technology terms from a patent document

Yusuke Suzuki, Hirofumi Nonaka, Hiroki Sakaji, 2010, The 40th International Conference on Computers & Indutrial Engineering.

Lexicon Creation for Financial Sentiment Analysis Using Network Embedding

Hiroki Sakaji, Ryo Ito, Shintaro Suda, 2017 .

Extraction of Effect and Technology Terms from a Patent Document(Theory and Methodology)

Hirofumi Nonaka, Hiroki Sakaji, Shigeru Masuyama, 2012 .

SSNN: Sentiment Shift Neural Network

Hiroki Sakaji, Kota Tsubouchi, Tatsuo Yamashita, 2020, SDM.

Segment Information Extraction from Financial Annual Reports Using Neural Network

Hiroki Sakaji, Tomoki Ito, Kiyoshi Izumi, 2019, JSAI.

Comparing Actual and Simulated HFT Traders' Behavior for Agent Design

Hiroki Sakaji, Hiroyasu Matsushima, Masanori Hirano, 2020, J. Artif. Soc. Soc. Simul..

Learning Uncertainty in Market Trend Forecast Using Bayesian Neural Networks

Atsuo Kato, Hiroki Sakaji, Iwao Maeda, 2019 .

Performance Evaluation of a Method for Recognizing Utterances in Local Assembly Minutes

Kenji Araki, Hiroki Sakaji, Yasutomo Kimura, 2019, Journal of Japan Society for Fuzzy Theory and Intelligent Informatics.