Yuta Saito
11 papers · 2020–2025 · 4 conferences · across top CS/AI conferences
Achievements
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π Cross-Pollinator (15) π Conference Polyglot (4) π Academic Marathon (5) πΊοΈ Taxonomy Completionist (15) π§ Keyword Pioneer
π
Renaissance Researcher
(5)
π
Interdisciplinary Bridge
π₯
Unstoppable
(6)
π
Century Club
(11)
Conferences
ICLR (4)
ICML (4)
IJCAI (2)
AAAI (1)
Top co-authors
Keywords
off-policy evaluation
(5)
importance sampling
(3)
contextual bandit
(2)
importance weighting
(2)
inverse propensity score
(2)
counterfactual policy
(2)
variance reduction
(2)
rating prediction
(1)
surrogate objective
(1)
action space
(1)
selection bia
(1)
recommender system
(1)
counterfactual inference
(1)
efficient estimator
(1)
logged datum
(1)
estimator selection
(1)
causal effect modeling
(1)
action embedding
(1)
pseudo policy
(1)
treatment effect prediction
(1)
Papers
Cross-Domain Off-Policy Evaluation and Learning for Contextual Bandits
ICLR 2025
POTEC: Off-Policy Contextual Bandits for Large Action Spaces via Policy Decomposition
ICLR 2025
A General Framework for Off-Policy Learning with Partially-Observed Reward
ICLR 2025
Hyperparameter Optimization Can Even Be Harmful in Off-Policy Learning and How to Deal with It
IJCAI 2024
Towards Assessing and Benchmarking Risk-Return Tradeoff of Off-Policy Evaluation
ICLR 2024
Policy-Adaptive Estimator Selection for Off-Policy Evaluation
AAAI 2023
Off-Policy Evaluation for Large Action Spaces via Conjunct Effect Modeling
ICML 2023
Off-Policy Evaluation for Large Action Spaces via Embeddings
ICML 2022
Towards Resolving Propensity Contradiction in Offline Recommender Learning
IJCAI 2022
Optimal Off-Policy Evaluation from Multiple Logging Policies
ICML 2021
Counterfactual Cross-Validation: Stable Model Selection Procedure for Causal Inference Models
ICML 2020