no code implementations • 26 Nov 2021 • Hitoshi Shimizu, Hirohiko Suwa, Tomoharu Iwata, Akinori Fujino, Hiroshi Sawada, Keiichi Yasumoto
In this study, we formulate the "Evacuation Shelter Scheduling Problem," which allocates evacuees to shelters in such a way to minimize the movement costs of the evacuees and the operation costs of the shelters.
no code implementations • 17 Feb 2020 • Yoichi Chikahara, Shinsaku Sakaue, Akinori Fujino, Hisashi Kashima
To avoid restrictive functional assumptions, we define the {\it probability of individual unfairness} (PIU) and solve an optimization problem where PIU's upper bound, which can be estimated from data, is controlled to be close to zero.
no code implementations • 13 Jun 2018 • Naonori Ueda, Akinori Fujino
In binary classification tasks, accuracy is the most commonly used as a measure of classifier performance.
no code implementations • 29 Jul 2016 • Mathieu Blondel, Masakazu Ishihata, Akinori Fujino, Naonori Ueda
Polynomial networks and factorization machines are two recently-proposed models that can efficiently use feature interactions in classification and regression tasks.
4 code implementations • NeurIPS 2016 • Mathieu Blondel, Akinori Fujino, Naonori Ueda, Masakazu Ishihata
Factorization machines (FMs) are a supervised learning approach that can use second-order feature combinations even when the data is very high-dimensional.