Rethinking the Effectiveness of Contrastive Decoding in Mitigating Hallucinations in MLLMs

arXiv:2607.25196 · cs.LG · Submitted 2026-07-28 · Read on arXiv

cs.LG

Submitted: 2026-07-28

Updated: 2026-10-03

Terminology

• Hallucination — 6× in this paper · explained in 4 episodes
• Benchmark — 2× in this paper · explained in 2 episodes
• Grounding — 2× in this paper · explained in 3 episodes
• Visual Grounding — 2× in this paper · explained in 2 episodes
• Distribution Shift — 1× in this paper · explained in 7 episodes
• Generalizability — 1× in this paper · explained in 6 episodes

Related papers

• Polynomial-Augmented Neural Networks (PANNs) with Weak Orthogonality Constraints for Enhanced Function and PDE Approximation
• AIRL-S: Unifying Reinforcement Learning and Search-Based Test-Time Scaling via Adversarial Inverse Reinforcement Learning
• Transformers as Bayesian In-Context Experimenters: Smoothness-Adaptive Efficient ATE Estimation
• Convergence issues in Relational Concept Analysis based on AOC-posets
• Beliefs Beyond Posteriors: The Predictive Cost of ELBO Binding
• Understanding Diffusion Models via Ratio-Based Function Approximation with SignReLU Networks