Acceleration of Experiment-Based Evolutionary Multi-objective Optimization of internal-combustion engine controllers using fitness estimation. - Hirotaka Kaji; Hajime Kita (IEEE Congress on Evolutionary Computation, 2007)

Individual Evaluation Scheduling for Experiment-Based Evolutionary Multi-objective Optimization. - Hirotaka Kaji; Hajime Kita (EMO, 2007)

Acceleration of Experiment-Based Evolutionary Multi-objective Optimization Using Fitness Estimation. - Hirotaka Kaji; Hajime Kita (EMO, 2007)

Acceleration of parametric Multi-objective Optimization by an initialization technique for Multi-Objective Evolutionary Algorithms. - Hirotaka Kaji; Kokolo Ikeda; Hajime Kita (IEEE Congress on Evolutionary Computation, 2008)

Digital control problems for dynamically positioned ships. - Hirotaka Kaji; Hitoshi Katayama (CCA/ISIC, 2009)

Uncertainty of constraint function in Evolutionary Multi-objective Optimization. - Hirotaka Kaji; Kokolo Ikeda; Hajime Kita (IEEE Congress on Evolutionary Computation, 2009)

Avoidance of constraint violation for experiment-based evolutionary multi-objective optimization. - Hirotaka Kaji; Kokolo Ikeda; Hajime Kita (IEEE Congress on Evolutionary Computation, 2009)

Sleep Stage Prediction Using Respiration and Body-Movement Based on Probabilistic Classifier. - Hirotaka Kaji; Hisashi Iizuka; Mitsuo Hayashi (ICONIP (1), 2016)

Wearable Respiration Sensor Platform Using Ultrasound Transducer. - Hirotaka Kaji; Hayato Yamaguchi; Kazuhide Shigeto; Hirokazu Kikuchi (UbiComp/ISWC Adjunct, 2018)

Multi Task Learning with Positive and Unlabeled Data and its Application to Mental State Prediction. - Hirotaka Kaji; Hayato Yamaguchi; Masashi Sugiyama (ICASSP, 2018)

Towards multi-person motion forecasting: IMU based motion capture approach. - Yasuo Katsuhara; Hirotaka Kaji (UbiComp/ISWC Adjunct, 2019)

Binary Classification Only from Unlabeled Data by Iterative Unlabeled-unlabeled Classification. - Hirotaka Kaji; Masashi Sugiyama (ICASSP, 2019)

Daytime Sleepiness Level Prediction Using Respiratory Information. - Kazuhiko Shinoda; Masahiko Yoshii; Hayato Yamaguchi; Hirotaka Kaji (IJCAI, 2019)

ECG-Based Concentration Recognition With Multi-Task Regression. - Hirotaka Kaji; Hisashi Iizuka; Masashi Sugiyama (IEEE Trans. Biomed. Eng., 2019)

Binary Classification from Positive Data with Skewed Confidence. - Kazuhiko Shinoda; Hirotaka Kaji; Masashi Sugiyama (IJCAI, 2020)

Resilience Evaluation of Entropy Regularized Logistic Networks with Probabilistic Cost. - Koshi Oishi; Yota Hashizume; Tomohiko Jimbo; Hirotaka Kaji; Kenji Kashima (CoRR, 2022)

Study on Reduced-Order Modeling Technique of Three-Phase Voltage Imbalance Model. - Junichi Mori; Yoshiharu Saito; Hirotaka Kaji (SICE, 2023)

User Clustering for Pairwise Comparison with Missing Values Using Bradley-Terry Model and Consensus Clustering. - Hirotaka Kaji (SMC, 2024)

Imitation-Regularized Optimal Transport on Networks: Provable Robustness and Application to Logistics Planning. - Koshi Oishi; Yota Hashizume; Tomohiko Jimbo; Hirotaka Kaji; Kenji Kashima (IEEE Control. Syst. Lett., 2024)

Performance or Governance? Serious Game and Workshop as a Tool for Fostering Awareness of Responsible AI. - Hirotaka Kaji; Jun Kuribayashi; Hikaru Ohtani; Arisa Ema (CHI Extended Abstracts, 2025)

Simultaneous Control of Cost Dynamics and Transport in Network Systems. - Koshi Oishi; Tomohiko Jimbo; Satoshi Kikuchi; Yuji Date; Hirotaka Kaji; Kenji Kashima (IEEE Access, 2025)