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Changwen Zheng

Group Causal Policy Optimization for Post-Training Large Language Models

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Aug 07, 2025
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Hacking Hallucinations of MLLMs with Causal Sufficiency and Necessity

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Aug 06, 2025
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Advancing Complex Wide-Area Scene Understanding with Hierarchical Coresets Selection

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Jul 17, 2025
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Multi-Modal Learning with Bayesian-Oriented Gradient Calibration

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May 29, 2025
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On the Transferability and Discriminability of Repersentation Learning in Unsupervised Domain Adaptation

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May 28, 2025
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Reward Model Generalization for Compute-Aware Test-Time Reasoning

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May 23, 2025
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CAIFormer: A Causal Informed Transformer for Multivariate Time Series Forecasting

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May 22, 2025
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Learn to Think: Bootstrapping LLM Reasoning Capability Through Graph Representation Learning

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May 17, 2025
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Large Language Model Enhancers for Graph Neural Networks: An Analysis from the Perspective of Causal Mechanism Identification

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May 15, 2025
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Learning to Think: Information-Theoretic Reinforcement Fine-Tuning for LLMs

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May 15, 2025
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