AdaptToken: Entropy-based Adaptive Token Selection for MLLM Long Video Understanding

📰 ArXiv cs.AI

AdaptToken is a framework for adaptive token selection in MLLM long video understanding, using entropy-based methods to improve efficiency

advanced Published 31 Mar 2026
Action Steps
  1. Identify the limitations of current MLLM approaches to long video understanding, such as high memory costs and context-length limits
  2. Develop an entropy-based adaptive token selection method to compare relevance across distant video clips
  3. Implement a stopping criterion to halt processing once sufficient evidence has been gathered
  4. Evaluate the effectiveness of AdaptToken in improving the efficiency of MLLM long video understanding
Who Needs to Know This

This research benefits AI engineers and ML researchers working on multimodal large language models, as it provides a novel approach to improve the efficiency of long video understanding tasks

Key Insight

💡 Entropy-based adaptive token selection can improve the efficiency of MLLM long video understanding by reducing memory costs and context-length limits

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📹🤖 AdaptToken: entropy-based adaptive token selection for efficient MLLM long video understanding
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