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Riku Togashi
Riku Togashi
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Alleviating cold-start problems in recommendation through pseudo-labelling over knowledge graph
R Togashi, M Otani, S Satoh
Proceedings of the 14th ACM international conference on web search and data …, 2021
382021
Toward verifiable and reproducible human evaluation for text-to-image generation
M Otani, R Togashi, Y Sawai, R Ishigami, Y Nakashima, E Rahtu, ...
Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern …, 2023
312023
Enhancing knowledge graph embedding with probabilistic negative sampling
V Kanojia, H Maeda, R Togashi, S Fujita
Proceedings of the 26th international conference on world wide web companion …, 2017
152017
Learning apparatus, learning method, and non-transitory computer readable storage medium
R Togashi
US Patent 11,521,110, 2022
82022
Optimal correction cost for object detection evaluation
M Otani, R Togashi, Y Nakashima, E Rahtu, J Heikkilä, S Satoh
Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern …, 2022
82022
LSTM vs. BM25 for open-domain QA: A hands-on comparison of effectiveness and efficiency
S Kato, R Togashi, H Maeda, S Fujita, T Sakai
Proceedings of the 40th International ACM SIGIR Conference on Research and …, 2017
72017
Density-ratio based personalised ranking from implicit feedback
R Togashi, M Kato, M Otani, S Satoh
Proceedings of the Web Conference 2021, 3221-3233, 2021
42021
Curse of "Low" Dimensionality in Recommender Systems
N Ohsaka, R Togashi
Proceedings of the 46th International ACM SIGIR Conference on Research and …, 2023
32023
Visual intents vs. clicks, likes, and purchases in e-commerce
R Togashi, T Sakai
Proceedings of the 43rd International ACM SIGIR Conference on Research and …, 2020
32020
Closing the Gap Between Query and Database through Query Feature Transformation in C2C e-Commerce Visual Search.
T Yamaguchi, K Arase, R Togashi, S Ueta
eCOM@ SIGIR, 2019
32019
Classifying community qa questions that contain an image
K Tamaki, R Togashi, S Kato, S Fujita, H Maeda, T Sakai
Proceedings of the 2018 ACM SIGIR International Conference on Theory of …, 2018
32018
Matching theory-based recommender systems in online dating
Y Tomita, R Togashi, D Moriwaki
Proceedings of the 16th ACM Conference on Recommender Systems, 538-541, 2022
22022
Dual constrained question embeddings with relational knowledge bases for simple question answering
K Kulkarni, R Togashi, H Maeda, S Fujita
Proceedings of the Eighth International Joint Conference on Natural Language …, 2017
22017
Safe Collaborative Filtering
R Togashi, T Oka, N Ohsaka, T Morimura
arXiv preprint arXiv:2306.05292, 2023
12023
Fair matrix factorisation for large-scale recommender systems
R Togashi, K Abe
arXiv preprint arXiv:2209.04394, 2022
12022
Scalable Personalised Item Ranking through Parametric Density Estimation
R Togashi, M Kato, M Otani, T Sakai, S Satoh
Proceedings of the 44th International ACM SIGIR Conference on Research and …, 2021
12021
Generalising Kendall's Tau for noisy and incomplete preference judgements
R Togashi, T Sakai
Proceedings of the 2019 ACM SIGIR International Conference on Theory of …, 2019
12019
Content-Based Viewer Estimation Using Image Features for Recommendation of Video Clips
K Yamamoto, R Togashi, H Nakayama
Image 1, 0.5-2.2, 2014
12014
Scalable and Provably Fair Exposure Control for Large-Scale Recommender Systems
R Togashi, K Abe, Y Saito
arXiv preprint arXiv:2402.14369, 2024
2024
Exploration of Unranked Items in Safe Online Learning to Re-Rank
H Shiino, K Ariu, K Abe, R Togashi
Proceedings of the 46th International ACM SIGIR Conference on Research and …, 2023
2023
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