Takaaki Ohnishi

Publication Activity (10 Years)

Years Active: 2012-2024
Publications (10 Years): 22

Top Topics

Community Structure

Nonnegative Matrix Factorization

Top Venues

Rev. Socionetwork Strateg.

COMPLEX NETWORKS (1)

Publications

Kazuki Koyama, Masanori Sakaguchi, Takaaki Ohnishi
A Noise-Robust Approach to Estimate Dimension of Sleep EEG in Mice Using Permutation Entropy. FUZZ (2024)
Takayuki Mizuno, Takaaki Ohnishi, Ryohei Hisano, Hiroshi Iyetomi, Tsutomu Watanabe
Preface of Special Issue on Data Science Questing for a Better Society. Rev. Socionetwork Strateg. 16 (2) (2022)
Kazuki Koyama, Mariko I. Ito, Takaaki Ohnishi
Fluctuation in Grocery Sales by Brand: An Analysis Using Taylor's Law. Rev. Socionetwork Strateg. 16 (2) (2022)
Saki Saito, Mariko I. Ito, Takaaki Ohnishi
Fluctuations in the Number of Stores by Industry During the COVID-19 Pandemic Based on Japanese Phone Book Entries. Rev. Socionetwork Strateg. 16 (2) (2022)
Taizo Horikomi, Mariko I. Ito, Takaaki Ohnishi
ID-POS Data Analysis Using TV Commercial Viewership Data. Rev. Socionetwork Strateg. 16 (2) (2022)
Mariko I. Ito, Takaaki Ohnishi
Co-occurrence network of TV advertisements revealing Japanese lifestyle. Appl. Netw. Sci. 6 (1) (2021)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Visualizing Social and Behavior Change due to the Outbreak of COVID-19 Using Mobile Phone Location Data. New Gener. Comput. 39 (3) (2021)
Takahiro Yoshida, Ryohei Hisano, Takaaki Ohnishi
Gaussian Hierarchical Latent Dirichlet Allocation: Bringing Polysemy Back. CoRR (2020)
Mariko I. Ito, Takaaki Ohnishi
Weighted Network Analysis for Computer-Aided Drug Discovery. KES-IDT (2020)
Yoshifumi Amamoto, Ken Kojio, Atsushi Takahara, Yuichi Masubuchi, Takaaki Ohnishi
Complex Network Representation of the Structure-Mechanical Property Relationships in Elastomers with Heterogeneous Connectivity. Patterns 1 (8) (2020)
Mariko I. Ito, Takaaki Ohnishi
Uncovering the Image Structure of Japanese TV Commercials Through a Co-occurrence Network Representation. COMPLEX NETWORKS (1) (2020)
Wenning Zhang, Ryohei Hisano, Takaaki Ohnishi, Takayuki Mizuno
Nondiagonal Mixture of Dirichlet Network Distributions for Analyzing a Stock Ownership Network. CoRR (2020)
Wenning Zhang, Ryohei Hisano, Takaaki Ohnishi, Takayuki Mizuno
Nondiagonal Mixture of Dirichlet Network Distributions for Analyzing a Stock Ownership Network. COMPLEX NETWORKS (1) (2020)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Detecting Stock Market Bubbles Based on the Cross-Sectional Dispersion of Stock Prices. IES (2019)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Novel and topical business news and their impact on stock market activity. EPJ Data Sci. 6 (1) (2017)
Chikara Mizokami, Takaaki Ohnishi
Revealing Persistent Structure of International Trade by Nonnegative Matrix Factorization. COMPLEX NETWORKS (2017)
Ryohei Hisano, Tsutomu Watanabe, Takayuki Mizuno, Takaaki Ohnishi, Didier Sornette
The gradual evolution of buyer-seller networks and their role in aggregate fluctuations. Appl. Netw. Sci. 2 (2017)
Makoto Mizuno, Keiko Toya, Kana Ozawa, Yutaro Nemoto, Shintaro Tanno, Kohei Arai, Keisuke Oura, Akira Ishii, Takaaki Ohnishi
Simulating Customer-to-Customer Interaction In a B2B Financial Service Business By Empirical Agent-Based Modeling. EAI Endorsed Trans. Serious Games 3 (8) (2016)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Structure of global buyer-supplier networks and its implications for conflict minerals regulations. EPJ Data Sci. 5 (1) (2016)
Aki-Hiro Sato, Chihiro Shimizu, Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Relationship between Job Opportunities and Economic Environments Measured from Data in Internet Job Searching Sites. KES (2015)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Novel and topical business news and their impact on stock market activities. CoRR (2015)
Makoto Mizuno, Keiko Toya, Kana Ozawa, Yutaro Nemoto, Shintaro Tanno, Kohei Arai, Keisuke Oura, Akira Ishii, Takaaki Ohnishi
Simulating Customer-to-Customer Interaction In a B2B Financial Service Business By Empirical Agent-Based Modeling. BICT (2015)
Yuichi Ikeda, Hiroshi Iyetomi, Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
Community Structure and Dynamics of the Industry Sector-Specific International-Trade-Network. SITIS (2014)
Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
The Structure of Global Inter-firm Networks. SocInfo Workshops (2014)
Eduardo Viegas, Misako Takayasu, Wataru Miura, Koutarou Tamura, Takaaki Ohnishi, Hideki Takayasu, Henrik Jeldtoft Jensen
Ecosystems perspective on financial networks: Diagnostic tools. Complex. 19 (1) (2013)
Ryohei Hisano, Didier Sornette, Takayuki Mizuno, Takaaki Ohnishi, Tsutomu Watanabe
High quality topic extraction from business news explains abnormal financial market volatility CoRR (2012)