Electric Vehicle Routing Problem for Emergency Power Supply: Towards Telecom Base Station Relief

1 code implementation • 3 Apr 2024 • Daisuke Kikuta, Hiroki Ikeuchi, Kengo Tajiri, Yuta Toyama, Masaki Nakamura, Yuusuke Nakano

To accomplish the mission, it is essential to maintain the power of the telecom base stations.

Reinforcement Learning (RL)

RouteExplainer: An Explanation Framework for Vehicle Routing Problem

1 code implementation • 6 Mar 2024 • Daisuke Kikuta, Hiroki Ikeuchi, Kengo Tajiri, Yuusuke Nakano

While the explainability for VRP is significant for improving the reliability and interactivity in practical VRP applications, it remains unexplored.

Combinatorial Optimization counterfactual +1

Exploring 360-Degree View of Customers for Lookalike Modeling

no code implementations • 17 Apr 2023 • Md Mostafizur Rahman, Daisuke Kikuta, Satyen Abrol, Yu Hirate, Toyotaro Suzumura, Pablo Loyola, Takuma Ebisu, Manoj Kondapaka

Lookalike models are based on the assumption that user similarity plays an important role towards product selling and enhancing the existing advertising campaigns from a very large user base.

KQGC: Knowledge Graph Embedding with Smoothing Effects of Graph Convolutions for Recommendation

no code implementations • 23 May 2022 • Daisuke Kikuta, Toyotaro Suzumura, Md Mostafizur Rahman, Yu Hirate, Satyen Abrol, Manoj Kondapaka, Takuma Ebisu, Pablo Loyola

The smoothing is specially desired in the presence of homophilic graphs, such as the ones we find on recommender systems.

Entity Embeddings Knowledge Graph Embedding +1