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cs.LG2026
Nonlinear Data Integration via Kernel Methods for Data Collaboration Analysis
Yamato Suetake, Yuta Kawakami, Shunnosuke Ikeda +1
Collaborative analysis of decentralized confidential datasets is important, but direct sharing of original datasets is often restricted by privacy and institutional constraints. Da…
cs.LG2026
Interpretable clustering via optimal multi-way decision trees
Hayato Suzuki, Shunnosuke Ikeda, Yuichi Takano +1
Clustering is a fundamental unsupervised learning technique for uncovering data structures to facilitate knowledge discovery and decision-making. While clustering accuracy is cruci…
cs.LG2026
Buffered AUC maximization for scoring systems via mixed-integer optimization
Moe Shiina, Shunnosuke Ikeda, Yuichi Takano
A scoring system is a linear classifier composed of a small number of explanatory variables, each assigned a small integer coefficient. This system is highly interpretable and allo…