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This paper introduces Multimodal Speculative Decoding (MSD) to accelerate Multimodal Large Language Models (MLLMs) inference. Speculative decoding has been shown to accelerate Large Language Models (LLMs) without sacrificing accuracy.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Luxi Lin , Zhihang Lin , Zhanpeng Zeng , Rongrong Ji

Large vision-language models (LVLMs) excel at multimodal understanding but suffer from high computational costs due to redundant vision tokens. Existing pruning methods typically rely on single-layer attention scores to rank and prune…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jintao Tong , Wenwei Jin , Pengda Qin , Anqi Li , Yixiong Zou , Yuhong Li , Yuhua Li , Ruixuan Li

Multimodal Large Language Models face severe challenges in computational efficiency and memory consumption due to the substantial expansion of the visual KV cache when processing long visual contexts. Existing KV cache compression methods…

Machine Learning · Computer Science 2026-05-07 Sihao Liu , YuFan Xiong , Zhonghua Jiang , Zhaode Wang , chengfei lv Shengyu Zhang

This paper focuses on channel pruning for semantic segmentation networks. Previous methods to compress and accelerate deep neural networks in the classification task cannot be straightforwardly applied to the semantic segmentation network…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Xinghao Chen , Yiman Zhang , Yunhe Wang

Large Vision-Language Models (LVLMs) excel in visual understanding and reasoning, but the excessive visual tokens lead to high inference costs. Although recent token reduction methods mitigate this issue, they mainly target single-turn…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yi Wang , Haofei Zhang , Qihan Huang , Anda Cao , Gongfan Fang , Wei Wang , Xuan Jin , Jie Song , Mingli Song , Xinchao Wang

Large Multimodal Models (LMMs) have achieved significant success across various tasks. These models usually encode visual inputs into dense token sequences, which are then concatenated with textual tokens and jointly processed by a language…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Hao Zhang , Mengsi Lyu , Chenrui He , Yulong Ao , Yonghua Lin

Prompt learning has become a dominant paradigm for adapting vision-language models (VLMs) such as CLIP to downstream tasks without modifying pretrained weights. While extending prompts to both vision and text encoders across multiple…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Sajjad Ghiasvand , Haniyeh Ehsani Oskouie , Mahnoosh Alizadeh , Ramtin Pedarsani

As the capabilities of Vision-Language Models (VLMs) advance, they can process increasingly large inputs, which, unlike in LLMs, generates significant visual token redundancy and leads to prohibitive inference costs. While many methods aim…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Pu Zhang , Yuwei Li , Xingyuan Xian , Guoming Tang

Machine unlearning has emerged as a critical capability for addressing privacy, safety, and regulatory concerns in large language models (LLMs). Existing methods operate at the sequence level, applying uniform updates across all tokens…

Computation and Language · Computer Science 2026-05-07 Jiawei Wu , Doudou Zhou

The computational expense of redundant vision tokens in Large Vision-Language Models (LVLMs) has led many existing methods to compress them via a vision projector. However, this compression may lose visual information that is crucial for…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Ze Feng , Jiang-jiang Liu , Sen Yang , Lingyu Xiao , Zhibin Quan , Zhenhua Feng , Wankou Yang , Jingdong Wang

The development of Multi-modal Large Language Models (MLLMs) enhances Large Language Models (LLMs) with the ability to perceive data formats beyond text, significantly advancing a range of downstream applications, such as visual question…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Minbin Huang , Runhui Huang , Han Shi , Yimeng Chen , Chuanyang Zheng , Xiangguo Sun , Xin Jiang , Zhenguo Li , Hong Cheng

Despite the recent success of large language models (LLMs), LLMs are particularly challenging in long-sequence inference scenarios due to the quadratic computational complexity of the attention mechanism. Inspired by the interpretability…

Computation and Language · Computer Science 2025-04-10 Yao Tao , Yehui Tang , Yun Wang , Mingjian Zhu , Hailin Hu , Yunhe Wang

Recent progress in Multimodal Large Language Models(MLLMs) often use large image tokens to compensate the visual shortcoming of MLLMs, which not only exhibits obvious redundancy but also greatly exacerbates the already high computation.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Weihao Ye , Qiong Wu , Wenhao Lin , Yiyi Zhou

While Chain-of-Thought (CoT) reasoning significantly enhances the performance of Multimodal Large Language Models (MLLMs), its autoregressive nature incurs prohibitive latency constraints. Current efforts to mitigate this via token…

Multimedia · Computer Science 2026-03-12 Dongxu Zhang , Yiding Sun , Cheng Tan , Wenbiao Yan , Ning Yang , Jihua Zhu , Haijun Zhang

Speculative decoding has proven effective for accelerating inference in Large Language Models (LLMs), yet its extension to Vision-Language Models (VLMs) remains limited by the computational burden and semantic inconsistency introduced by…

Machine Learning · Computer Science 2025-11-21 Zhinan Xie , Peisong Wang , Shuang Qiu , Jian Cheng

Vision encoders typically generate a large number of visual tokens, providing information-rich representations but significantly increasing computational demands. This raises the question of whether all generated tokens are equally valuable…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Eduard Allakhverdov , Elizaveta Goncharova , Andrey Kuznetsov

Recent advances in Multimodal Large Language Models (MLLMs) have expanded reasoning capabilities into 3D domains, enabling fine-grained spatial understanding. However, the substantial size of 3D MLLMs and the high dimensionality of input…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Yuhui Lin , Siyue Yu , Yuxing Yang , Guangliang Cheng , Jimin Xiao

Multimodal Large Language Models (MLLMs) encounter significant computational and memory bottlenecks from the massive number of visual tokens generated by high-resolution images or multi-image inputs. Previous token compression techniques…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Jiaying Zhu , Yurui Zhu , Xin Lu , Wenrui Yan , Dong Li , Kunlin Liu , Xueyang Fu , Zheng-Jun Zha

Vision-language models achieve incredible performance across a wide range of tasks, but their large size makes inference costly. Recent work has shown that multimodal processing contains significant redundancies, making it possible to skip…

Artificial Intelligence · Computer Science 2026-05-11 Max Hartman , Vidhata Jayaraman , Moulik Choraria , Akhil Bhimaraju , Lav R. Varshney

Video large language models (Video-LLMs) have demonstrated strong capabilities in video understanding tasks. However, their practical deployment is still hindered by the inefficiency introduced by processing massive amounts of visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Hesong Wang , Xin Jin , Lu Lu , Chenhaowen Li , Jian Chen , Qiang Liu , Huan Wang
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