Akifumi Wachi

7 papers at tracked venues · 6 at CORE A* · active 2024–2026

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Venues

NeurIPS ×4 AAAI ×2 IJCAI ×1

Frequent coauthors

Takumi Tanabe

×3

Youhei Akimoto

×3

Xun Shen

×3

Rei Sato

×2

Sebastien Gros

×2

Kazumune Hashimoto

×2

Shigeki Kusaka

×1

Keita Saito

×1

Mikoto Kudo

×1

Kohei Miyaguchi

×1

Runze Yan

×1

Anni Zhao

×1

Papers

Cost-Minimized Label-Flipping Poisoning Attack to LLM Alignment
AAAI 2026 ·
Shigeki Kusaka
,
Keita Saito
,
Mikoto Kudo
,
Takumi Tanabe
, Akifumi Wachi,
Youhei Akimoto
A Provable Approach for End-to-End Safe Reinforcement Learning
NeurIPS 2025 · Akifumi Wachi,
Kohei Miyaguchi
,
Takumi Tanabe
,
Rei Sato
,
Youhei Akimoto
Offline Guarded Safe Reinforcement Learning for Medical Treatment Optimization Strategies
NeurIPS 2025 ·
Runze Yan
,
Xun Shen
, Akifumi Wachi,
Sebastien Gros
,
Anni Zhao
,
Xiao Hu
A Survey of Constraint Formulations in Safe Reinforcement Learning
IJCAI 2024 · Akifumi Wachi,
Xun Shen
,
Yanan Sui
Flipping-based Policy for Chance-Constrained Markov Decision Processes
NeurIPS 2024 ·
Xun Shen
,
Shuo Jiang
, Akifumi Wachi,
Kazumune Hashimoto
,
Sebastien Gros
Long-Term Safe Reinforcement Learning with Binary Feedback
AAAI 2024 · Akifumi Wachi,
Wataru Hashimoto
,
Kazumune Hashimoto
Stepwise Alignment for Constrained Language Model Policy Optimization
NeurIPS 2024 · Akifumi Wachi,
Thien Q. Tran
,
Rei Sato
,
Takumi Tanabe
,
Youhei Akimoto