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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

Large vision-language models (VLMs) have demonstrated remarkable capabilities in open-world multimodal understanding, yet their high computational overheads pose great challenges for practical deployment. Some recent works have proposed…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Zhenwei Shao , Mingyang Wang , Weijun Zhang , Zhou Yu , Wenwen Pan , Yan Yang , Tao Wei , Hongyuan Zhang , Jun Yu

Video Large Language Models (Video LLMs) incur high inference latency due to a large number of visual tokens provided to LLMs. To address this, training-free visual token pruning has emerged as a solution to reduce computational costs;…

Machine Learning · Computer Science 2026-04-24 Kibum Kim , Jiwan Kim , Kyle Min , Yueqi Wang , Jinyoung Moon , Julian McAuley , Chanyoung Park

While Large Vision Language Models (LVLMs) demonstrate impressive capabilities, their substantial computational and memory requirements pose deployment challenges on resource-constrained edge devices. Current parameter reduction techniques…

Computation and Language · Computer Science 2026-04-28 Yiran Huang , Lukas Thede , Massimiliano Mancini , Wenjia Xu , Zeynep Akata

Large vision-language models (VLMs) have improved embodied question answering (EQA) agents by providing strong semantic priors for open-vocabulary reasoning. However, when used directly for step-level exploration, VLMs often exhibit…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Noah Frahm , Prakrut Patel , Yue Zhang , Shoubin Yu , Mohit Bansal , Roni Sengupta

Vision-language models (VLMs) have recently expanded from static image understanding to video reasoning, but their scalability is fundamentally limited by the quadratic cost of processing dense frame sequences. Long videos often exceed the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Natan Bagrov , Eugene Khvedchenia , Borys Tymchenko , Shay Aharon , Lior Kadoch , Tomer Keren , Ofri Masad , Yonatan Geifman , Ran Zilberstein , Tuomas Rintamaki , Matthieu Le , Andrew Tao

Large vision-language models (LVLMs) have demonstrated remarkable capabilities in multimodal understanding tasks. However, the increasing demand for high-resolution image and long-video understanding results in substantial token counts,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Junjie Chen , Xuyang Liu , Zichen Wen , Yiyu Wang , Siteng Huang , Honggang Chen

Vision-Language Models (VLMs) have achieved remarkable progress in multimodal reasoning and generation, yet their high computational demands remain a major challenge. Diffusion Vision-Language Models (DVLMs) are particularly attractive…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Jingqi Xu , Jingxi Lu , Chenghao Li , Sreetama Sarkar , Souvik Kundu , Peter A. Beerel

Vision Transformers (ViTs) achieve state-of-the-art performance but suffer from the $O(N^2)$ complexity of self-attention, making inference costly for high-resolution inputs. To address this bottleneck, token pruning has emerged as a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Wei-Yuan Su , Ruijie Zhang , Zheng Zhang

Video Large Language Models (VLLMs) demonstrate strong video understanding but suffer from inefficiency due to redundant visual tokens. Existing pruning primary targets intra-frame spatial redundancy or prunes inside the LLM with…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Jinlong Li , Liyuan Jiang , Haonan Zhang , Nicu Sebe

Efficient vision-language understanding of large Remote Sensing Images (RSIs) is meaningful but challenging. Current Large Vision-Language Models (LVLMs) typically employ limited pre-defined grids to process images, leading to information…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Junwei Luo , Yingying Zhang , Xue Yang , Kang Wu , Qi Zhu , Lei Liang , Jingdong Chen , Yansheng Li

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

Multimodal Large Language Models (MLLMs) have shown remarkable versatility in understanding diverse multimodal data and tasks. However, these capabilities come with an increased model scale. While post-training pruning reduces model size in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Jaewoo Lee , Keyang Xuan , Chanakya Ekbote , Sandeep Polisetty , Yi R. Fung , Paul Pu Liang

Video Large Language Models (VLLMs) incur substantial prefilling cost due to the large number of visual tokens. While attention-based token pruning offers a promising acceleration strategy, applying it at shallow decoder layers often causes…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yingjie Xia , Tao Liu , Jinglei Shi , Qingsong Xie , Heng Guo , Jian Yang , Xi Wang

Large Vision-Language Models (LVLMs) have adopted visual token pruning strategies to mitigate substantial computational overhead incurred by extensive visual token sequences. While prior works primarily focus on either attention-based or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Changwoo Baek , Jouwon Song , Sohyeon Kim , Kyeongbo Kong

Transformers have become the primary backbone of the computer vision community due to their impressive performance. However, the unfriendly computation cost impedes their potential in the video recognition domain. To optimize the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Shuangrui Ding , Peisen Zhao , Xiaopeng Zhang , Rui Qian , Hongkai Xiong , Qi Tian

Are low-attention visual tokens truly redundant in vision-language reasoning? Existing pruning methods often assume so, ranking visual tokens by shallow text-to-image attention and discarding low-scoring patches to accelerate LVLM…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Jie Ma , Yihang Liu , Zhike Qiu , Jiayi Ji , Xiaoshuai Sun

Vision-Language Models (VLMs) have shown strong capabilities on diverse multimodal tasks. However, the large number of visual tokens output by the vision encoder severely hinders inference efficiency, and prior studies have shown that many…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Jingqi Xu , Jingxi Lu , Chenghao Li , Sreetama Sarkar , Peter A. Beerel

The integration of Vision-Language-Action (VLA) models into autonomous driving systems offers a unified framework for interpreting complex scenes and executing control commands. However, the necessity to incorporate historical multi-view…

Robotics · Computer Science 2026-03-30 Yiru Wang , Anqing Jiang , Shuo Wang , Yuwen Heng , Zichong Gu , Hao Sun

Large Vision-Language Models (LVLMs) have demonstrated remarkable capabilities across a range of multimodal tasks. However, their inference efficiency is constrained by the large number of visual tokens processed during decoding. To address…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Yu Meng , Kaiyuan Li , Chenran Huang , Chen Gao , Xinlei Chen , Yong Li , Xiaoping Zhang