Zheng, Haizhong

Smoke Screener or Straight Shooter: Detecting Elite Sybil Attacks in User-Review Social Networks

Zheng, H., Xue, M., Lu, H., Hao, S., Zhu, H., Liang, X., & Ross, K. (2018) · Proceedings 2018 Network and Distributed System Security Symposium

Spam and Phishing DetectionMisinformation and Its Impacts

Cited by 61

Act Only When It Pays: Efficient Reinforcement Learning for LLM Reasoning via Selective Rollouts

Zheng, H., Zhou, Y., Bartoldson, B. R., Kailkhura, B., Lai, F., Zhao, J., & Chen, B. (2025) · arXiv

Reinforcement Learning in RoboticsTopic Modeling

Cited by 4

Kinetics: Rethinking Test-Time Scaling Laws

Sadhukhan, R., Chen, Z., Zheng, H., Zhou, Y., Strubell, E., & Chen, B. (2025) · arXiv

Topic ModelingNatural Language Processing Techniques

Cited by 0