Token Reduction Should Go Beyond Efficiency in Generative Models -- From Vision, Language to Multimodality
Zhenglun Kong, Yize Li, Fanhu Zeng, Lei Xin, Shvat Messica, Xue Lin, Pu Zhao, Manolis Kellis, Hao Tang, Marinka Zitnik
2025-05-29
Summary
This paper talks about how reducing the number of tokens, or pieces of data, that AI models process can do more than just make them run faster—it can actually make these models smarter and more reliable when working with images, text, or both together.
What's the problem?
The problem is that generative models, like those used for creating text or images, usually process a huge number of tokens, which can make them slow and sometimes cause them to make up information or become unstable during training.
What's the solution?
To fix this, the researchers explored ways to cut down on the number of tokens the models use, not just to save time and computer power, but to help the models better connect different types of information, make fewer mistakes, and learn more steadily.
Why it matters?
This is important because it means future AI models can be both more efficient and more accurate, making them better at tasks like writing, drawing, or understanding complex information from multiple sources at once.
Abstract
Token reduction in Transformer models, beyond efficiency, enhances multimodal integration, reduces hallucinations, and improves training stability in generative modeling.