Hangfan Zhang
5 papers · 2023–2026 · 5 conferences · across top CS/AI conferences
Achievements
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π Interdisciplinary Bridge π Cross-Pollinator (15) π Renaissance Researcher (5) π Conference Polyglot (4) πΊοΈ Taxonomy Completionist (15)
π§
Keyword Pioneer
β
The Questioner
Conferences
AAAI (1)
ACL (1)
EMNLP (1)
ICML (1)
NIPS (1)
Top co-authors
Keywords
large language model
(2)
adversarial learning
(2)
backdoor attack
(2)
reinforcement learning from human feedback
(1)
model alignment
(1)
poisoning attack
(1)
model ensemble
(1)
proximal policy optimization
(1)
reward shaping
(1)
jailbreak attack
(1)
graph contrastive learning
(1)
large language model alignment
(1)
llm alignment
(1)
group relative policy optimization
(1)
repeated sampling
(1)
graph neural network
(1)
trigger optimization
(1)
test-time compute
(1)
group preference reward shaping
(1)
preference-based reward
(1)
Papers
Do We Truly Need So Many Samples? Multi-LLM Repeated Sampling Efficiently Scales Test-Time Compute
AAAI 2026
Reinforcement Learning for Large Language Models via Group Preference Reward Shaping
EMNLP 2025
Jailbreak Open-Sourced Large Language Models via Enforced Decoding
ACL 2024
A3FL: Adversarially Adaptive Backdoor Attacks to Federated Learning
NIPS 2023
Graph Contrastive Backdoor Attacks
ICML 2023