Kawamata, Koji, Oku, Kenta. Roadscape-based route recommender system using coarse-To-fine route search. Journal of Information Processing. 2019. 27. 392-403
Koji Kawamata, Kenta Oku. Roadscape-based Route Recommender System using Coarse-to-fine Route Search. Proceedings of the Workshop on Recommenders in Tourism, RecTour 2018, co-located with the 12th ACM Conference on Recommender Systems (RecSys 2018), Vancouver, Canada, October 7, 2018. 2018. 23-27
Shobu Ikeda, Kenta Oku, Kyoji Kawagoe. Music Playlist Recommender System AFT-IS. Proceedings of the 2018 10th International Conference on Computer and Automation Engineering, ICCAE 2018, Brisbane, Australia, February 24-26, 2018. 2018. 58-61
Shobu Ikeda, Kenta Oku, Kyoji Kawagoe. Music playlist recommendation using acoustic-feature transition inside the songs. ACM International Conference Proceeding Series. 2017. 216-219
Mapping Geotagged Tweets to Tourist Spots for Recommender Systems
(2014 IIAI 3rd International Conference on Advanced Applied Informatics (IIAI 2014), pp.789-794 2014)