Empirical Term Weighting. - Kyoji Umemura; Yoshiyuki Takeda; Michiko Tanaka; Li Feng; Eiko Yamamoto (NTCIR, 2001)

Deciding Indexing Strings with Statistical Analysis. - Yoshiyuki Takeda; Kyoji Umemura; Eiko Yamamoto (NTCIR, 2002)

Selecting indexing strings using adaptation. - Yoshiyuki Takeda; Kyoji Umemura (SIGIR, 2002)

Dynamic programming matching for large scale information retrieval. - Eiko Yamamoto; Masahiro Kishida; Yoshinori Takenami; Yoshiyuki Takeda; Kyoji Umemura (IRAL, 2003)

Identifying the Large-Scale Structure of the Blogosphere. - Makoto Uchida; Naoki Shibata; Yuya Kajikawa; Yoshiyuki Takeda; Susumu Shirayama; Katsumori Matsushima (Adv. Complex Syst., 2009)

Comparative study on methods of detecting research fronts using different types of citation. - Naoki Shibata; Yuya Kajikawa; Yoshiyuki Takeda; Katsumori Matsushima (J. Assoc. Inf. Sci. Technol., 2009)

Optics: a bibliometric approach to detect emerging research domains and intellectual bases. - Yoshiyuki Takeda; Yuya Kajikawa (Scientometrics, 2009)

Nanobiotechnology as an emerging research domain from nanotechnology: A bibliometric approach. - Yoshiyuki Takeda; Shiho Mae; Yuya Kajikawa; Katsumori Matsushima (Scientometrics, 2009)

Tracking modularity in citation networks. - Yoshiyuki Takeda; Yuya Kajikawa (Scientometrics, 2010)

Radio spectrum vision in 50 years from now: Consideration on long term spectrum refarming mainly below 3 GHz. - Yukitsuna Furuya; Jun-ichi Takada; Kazuhiko Fukawa; Nobuo Nakajima; Takeo Fujii; Yoshiyuki Takeda (CSCN, 2015)

Quarterly Analysis of Purchasing Trends Using Product-Specific Association Analysis. - Yujiro Kawanishi; Yoshiyuki Takeda; Kazuhiko Kato (BCD, 2024)

Analysis of Purchasing Trends and Product Recommendations of Customer Clusters for Each Product Using Bayesian Network. - Kohta Muramatsu; Yoshiyuki Takeda; Kazuhiko Kato (BCD, 2024)