Akifumi Wachi

Publication Activity (10 Years)

Years Active: 2018-2024
Publications (10 Years): 25

Top Topics

Anti Unification

Generalized Linear

Gaussian Processes

Reinforcement Learning

Top Venues

Publications

Akifumi Wachi, Wataru Hashimoto, Kazumune Hashimoto
Long-term Safe Reinforcement Learning with Binary Feedback. CoRR (2024)
Akifumi Wachi, Xun Shen, Yanan Sui
A Survey of Constraint Formulations in Safe Reinforcement Learning. CoRR (2024)
Akifumi Wachi, Thien Q. Tran, Rei Sato, Takumi Tanabe, Yohei Akimoto
Stepwise Alignment for Constrained Language Model Policy Optimization. CoRR (2024)
Akifumi Wachi, Wataru Hashimoto, Kazumune Hashimoto
Long-Term Safe Reinforcement Learning with Binary Feedback. AAAI (2024)
Wataru Hashimoto, Kazumune Hashimoto, Akifumi Wachi, Xun Shen, Masako Kishida, Shigemasa Takai
Bayesian Meta-Learning on Control Barrier Functions with Data from On-Board Sensors. CoRR (2023)
Akifumi Wachi, Wataru Hashimoto, Xun Shen, Kazumune Hashimoto
Safe Exploration in Reinforcement Learning: A Generalized Formulation and Algorithms. CoRR (2023)
Keita Saito, Akifumi Wachi, Koki Wataoka, Youhei Akimoto
Verbosity Bias in Preference Labeling by Large Language Models. CoRR (2023)
Akifumi Wachi, Wataru Hashimoto, Xun Shen, Kazumune Hashimoto
Safe Exploration in Reinforcement Learning: A Generalized Formulation and Algorithms. NeurIPS (2023)
Daiki Kimura, Masaki Ono, Subhajit Chaudhury, Ryosuke Kohita, Akifumi Wachi, Don Joven Agravante, Michiaki Tatsubori, Asim Munawar, Alexander Gray
Neuro-Symbolic Reinforcement Learning with First-Order Logic. CoRR (2021)
Ran Iwamoto, Ryosuke Kohita, Akifumi Wachi
Polar Embedding. CoNLL (2021)
Akifumi Wachi, Yunyue Wei, Yanan Sui
Safe Policy Optimization with Local Generalized Linear Function Approximations. NeurIPS (2021)
Daiki Kimura, Masaki Ono, Subhajit Chaudhury, Ryosuke Kohita, Akifumi Wachi, Don Joven Agravante, Michiaki Tatsubori, Asim Munawar, Alexander Gray
Neuro-Symbolic Reinforcement Learning with First-Order Logic. EMNLP (1) (2021)
Daiki Kimura, Subhajit Chaudhury, Masaki Ono, Michiaki Tatsubori, Don Joven Agravante, Asim Munawar, Akifumi Wachi, Ryosuke Kohita, Alexander Gray
LOA: Logical Optimal Actions for Text-based Interaction Games. ACL (demo) (2021)
Akifumi Wachi, Yunyue Wei, Yanan Sui
Safe Policy Optimization with Local Generalized Linear Function Approximations. CoRR (2021)
Ryosuke Kohita, Akifumi Wachi, Daiki Kimura, Subhajit Chaudhury, Michiaki Tatsubori, Asim Munawar
Language-based General Action Template for Reinforcement Learning Agents. ACL/IJCNLP (Findings) (2021)
Daiki Kimura, Subhajit Chaudhury, Masaki Ono, Michiaki Tatsubori, Don Joven Agravante, Asim Munawar, Akifumi Wachi, Ryosuke Kohita, Alexander Gray
LOA: Logical Optimal Actions for Text-based Interaction Games. CoRR (2021)
Daiki Kimura, Subhajit Chaudhury, Akifumi Wachi, Ryosuke Kohita, Asim Munawar, Michiaki Tatsubori, Alexander Gray
Reinforcement Learning with External Knowledge by using Logical Neural Networks. CoRR (2021)
Akifumi Wachi, Yanan Sui
Safe Reinforcement Learning in Constrained Markov Decision Processes. CoRR (2020)
Ryosuke Kohita, Akifumi Wachi, Yang Zhao, Ryuki Tachibana
Q-learning with Language Model for Edit-based Unsupervised Summarization. EMNLP (1) (2020)
Ryosuke Kohita, Akifumi Wachi, Yang Zhao, Ryuki Tachibana
Q-learning with Language Model for Edit-based Unsupervised Summarization. CoRR (2020)
Akifumi Wachi, Yanan Sui
Safe Reinforcement Learning in Constrained Markov Decision Processes. ICML (2020)
Akifumi Wachi
Failure-Scenario Maker for Rule-Based Agent using Multi-agent Adversarial Reinforcement Learning and its Application to Autonomous Driving. CoRR (2019)
Akifumi Wachi
Failure-Scenario Maker for Rule-Based Agent using Multi-agent Adversarial Reinforcement Learning and its Application to Autonomous Driving. IJCAI (2019)
Akifumi Wachi, Hiroshi Kajino, Asim Munawar
Safe Exploration in Markov Decision Processes with Time-Variant Safety using Spatio-Temporal Gaussian Process. CoRR (2018)
Akifumi Wachi, Yanan Sui, Yisong Yue, Masahiro Ono
Safe Exploration and Optimization of Constrained MDPs Using Gaussian Processes. AAAI (2018)