3 papers
cs.CL2026
LLM-Assisted Causal Structure Disambiguation and Factor Extraction for Legal Judgment Prediction
Yuzhi Liang, Lixiang Ma, Xinrong Zhu
Mainstream methods for Legal Judgment Prediction (LJP) based on Pre-trained Language Models (PLMs) heavily rely on the statistical correlation between case facts and judgment resul…
cs.CL2026
PivotAttack: Rethinking the Search Trajectory in Hard-Label Text Attacks via Pivot Words
Yuzhi Liang, Shiliang Xiao, Jingsong Wei +2
Existing hard-label text attacks often rely on inefficient "outside-in" strategies that traverse vast search spaces. We propose PivotAttack, a query-efficient "inside-out" framewor…
cs.LG2024
GPFL: A Gradient Projection-Based Client Selection Framework for Efficient Federated Learning
Shijie Na, Yuzhi Liang, Siu-Ming Yiu
Federated learning client selection is crucial for determining participant clients while balancing model accuracy and communication efficiency. Existing methods have limitations in…