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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

Visual token pruning aims to compress and prune redundant visual tokens which play a critical role in efficient inference with large vision-language models (LVLMs). However, most existing work estimates visual redundancy using a single…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Duo Li , Zuhao Yang , Xiaoqin Zhang , Ling Shao , Shijian Lu

Vision-Language Models (VLMs) process thousands of visual tokens per image alongside comparatively few text tokens, yet existing compression methods treat both modalities uniformly. We observe that the two modalities have fundamentally…

Machine Learning · Computer Science 2026-05-29 Yilin Feng , Ahmed Burak Gulhan , Mahmut Taylan Kandemir

Multimodal Large Language Models (MLLMs) have shown strong reasoning ability, but their high computational and memory costs hinder deployment in resource-constrained settings. While Post-Training Quantization (PTQ) and vision token pruning…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Xinhao Wang , Zhonyu Xia , Zhiwei Lin , Zhe Li , Yongtao Wang

Visual token pruning methods effectively mitigate the quadratic computational growth caused by processing high-resolution images and video frames in vision-language models (VLMs). However, existing approaches rely on predefined pruning…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Huawei Ji , Yuanhao Sun , Yuan Jin , Cheng Deng , Jiaxin Ding , Luoyi Fu , Xinbing Wang

Multimodal Large Language Models (MLLMs) have demonstrated impressive capabilities, yet they encounter significant computational bottlenecks due to the massive volume of visual tokens. Consequently, visual token pruning, which substantially…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Yifan Tan , Yifu Sun , Shirui Huang , Hong Liu , Guanghua Yu , Jianchen Zhu , Yangdong Deng

Network pruning is an effective technique for enabling lightweight Large Vision-Language Models (LVLMs), which primarily incorporates both weights and activations into the importance metric. However, existing efforts typically process…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Sijie Li , Biao Qian , Jungong Han

Large Language Models (LLMs) have demonstrated strong capabilities in natural language understanding and reasoning, while recent extensions that incorporate visual inputs enable them to process multimodal information. Despite these…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Pengcheng Zheng , Chaoning Zhang , Ya Wen , Wang Liu , Qigan Sun , Jiarong Mo , Jiaquan Zhang , Jewon Lee , Tae-Ho Kim , Kuien Liu , Tianyu Li , Caiyan Qin , Yang Yang

Multimodal Large Language Models (MLLMs) have achieved strong performance across vision-language tasks, but suffer from significant computational overhead due to the quadratic growth of attention computations with the number of multimodal…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Yingqi Fan , Anhao Zhao , Jinlan Fu , Junlong Tong , Hui Su , Yijie Pan , Wei Zhang , Xiaoyu Shen

Large Vision-Language Models (LVLMs) have recently demonstrated strong multimodal understanding, yet their fine-grained visual perception is often constrained by low input resolutions. A common remedy is to partition high-resolution images…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Yuxuan Liang , Xu Li , Xiaolei Chen , Yi Zheng , Haotian Chen , Bin Li , Xiangyang Xue

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

In large vision-language models, visual tokens typically constitute the majority of input tokens, leading to substantial computational overhead. To address this, recent studies have explored pruning redundant or less informative visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Sangin Lee , Yukyung Choi

Vision-Language Models (VLMs) are powerful tools for processing and understanding text and images. We study the processing of visual tokens in the language model component of LLaVA, a prominent VLM. Our approach focuses on analyzing the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Clement Neo , Luke Ong , Philip Torr , Mor Geva , David Krueger , Fazl Barez

Recent Large Vision-Language Models (LVLMs) have advanced multi-modal understanding by incorporating finer-grained visual perception and encoding. However, such methods incur significant computational costs due to longer visual token…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Ce Zhang , Kaixin Ma , Tianqing Fang , Wenhao Yu , Hongming Zhang , Zhisong Zhang , Haitao Mi , Dong Yu

Recent progress in vision-language models (VLMs) has led to impressive results in document understanding tasks, but their high computational demands remain a challenge. To mitigate the compute burdens, we propose a lightweight token pruning…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Jaemin Son , Sujin Choi , Inyong Yun

Pruning has emerged as a promising direction for accelerating large language model (LLM) inference, yet existing approaches often suffer from instability because they rely on offline calibration data that may not generalize across inputs.…

Computation and Language · Computer Science 2025-12-09 Jungmin Lee , Gwangeun Byeon , Yulhwa Kim , Seokin Hong

Large Vision-Language Models (LVLMs) incur substantial inference costs due to the processing of a vast number of visual tokens. Existing methods typically struggle to model progressive visual token reduction as a multi-step decision process…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Sihan Cao , Jianwei Zhang , Pengcheng Zheng , Jiaxin Yan , Caiyan Qin , Yalan Ye , Wei Dong , Peng Wang , Yang Yang , Chaoning Zhang

In this paper, we introduce PruneVid, a visual token pruning method designed to enhance the efficiency of multi-modal video understanding. Large Language Models (LLMs) have shown promising performance in video tasks due to their extended…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Xiaohu Huang , Hao Zhou , Kai Han

Visual token pruning is a widely used strategy for efficient inference in multimodal large language models (MLLMs), but existing work mainly evaluates it with task accuracy. In this paper, we study how visual token pruning affects model…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Kaizhen Tan

Large Vision-Language Models (LVLMs) represent a significant advancement toward achieving superior multimodal capabilities by enabling powerful Large Language Models (LLMs) to understand visual input. Typically, LVLMs utilize visual…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Lei Jiang , Weizhe Huang , Tongxuan Liu , Yuting Zeng , Jing Li , Lechao Cheng , Xiaohua Xu