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Related papers: Unified Spatio-Temporal Token Scoring for Efficien…

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In this paper, we present a new approach for model acceleration by exploiting spatial sparsity in visual data. We observe that the final prediction in vision Transformers is only based on a subset of the most informative tokens, which is…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Yongming Rao , Zuyan Liu , Wenliang Zhao , Jie Zhou , Jiwen Lu

Spatio-temporal forecasting is fundamental to intelligent systems in transportation, climate science, and urban planning. However, training deep learning models on the massive, often redundant, datasets from these domains presents a…

Machine Learning · Computer Science 2026-03-03 Wei Chen , Junle Chen , Yuqian Wu , Yuxuan Liang , Xiaofang Zhou

The modeling, computational cost, and accuracy of traditional Spatio-temporal networks are the three most concentrated research topics in video action recognition. The traditional 2D convolution has a low computational cost, but it cannot…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Zhaoqilin Yang , Gaoyun An

Token-based video representation has emerged as a promising approach for enabling large language models (LLMs) to interpret video content. However, existing token reduction techniques, such as pruning and merging, often disrupt essential…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Haichao Zhang , Yun Fu

Video editing models have advanced significantly, but evaluating their performance remains challenging. Traditional metrics, such as CLIP text and image scores, often fall short: text scores are limited by inadequate training data and…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Varun Biyyala , Bharat Chanderprakash Kathuria , Jialu Li , Youshan Zhang

Despite advances in reinforcement learning (RL)-based video reasoning with large language models (LLMs), data collection and fine-tuning remain significant challenges. These methods often rely on large-scale supervised fine-tuning (SFT)…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Ziyang Wang , Jaehong Yoon , Shoubin Yu , Md Mohaiminul Islam , Gedas Bertasius , Mohit Bansal

Despite their powerful capabilities, Multimodal Large Language Models (MLLMs) suffer from considerable computational overhead due to their reliance on massive visual tokens. Recent studies have explored token pruning to alleviate this…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Xin Zou , Di Lu , Yizhou Wang , Yibo Yan , Yuanhuiyi Lyu , Xu Zheng , Linfeng Zhang , Xuming Hu

Segment Anything Model 2 (SAM2), a vision foundation model has significantly advanced in prompt-driven video object segmentation, yet their practical deployment remains limited by the high computational and memory cost of processing dense…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Avilasha Mandal , Chaoning Zhang , Fachrina Dewi Puspitasari , Xudong Wang , Jiaquan Zhang , Caiyan Qin , Guoqing Wang , Yang Yang , Heng Tao Shen

We propose Vision Token Turing Machines (ViTTM), an efficient, low-latency, memory-augmented Vision Transformer (ViT). Our approach builds on Neural Turing Machines and Token Turing Machines, which were applied to NLP and sequential visual…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Purvish Jajal , Nick John Eliopoulos , Benjamin Shiue-Hal Chou , George K. Thiruvathukal , James C. Davis , Yung-Hsiang Lu

Multimodal Large Language Models (MLLMs) suffer from severe training inefficiency issue, which is associated with their massive model sizes and visual token numbers. Existing efforts in efficient training focus on reducing model sizes or…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Dingkun Zhang , Shuhan Qi , Yulin Wu , Xinyu Xiao , Xuan Wang , Long Chen

Multimodal Large Language Models (MLLMs) typically process a large number of visual tokens, leading to considerable computational overhead, even though many of these tokens are redundant. Existing visual token pruning methods primarily…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Jinhong Deng , Wen Li , Joey Tianyi Zhou , Yang He

This work presents VTok, a unified video tokenization framework that can be used for both generation and understanding tasks. Unlike the leading vision-language systems that tokenize videos through a naive frame-sampling strategy, we…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Feng Wang , Yichun Shi , Ceyuan Yang , Qiushan Guo , Jingxiang Sun , Alan Yuille , Peng Wang

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

Visual Prompt Tuning (VPT) techniques have gained prominence for their capacity to adapt pre-trained Vision Transformers (ViTs) to downstream visual tasks using specialized learnable tokens termed as prompts. Contemporary VPT methodologies,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Shentong Mo , Yansen Wang , Xufang Luo , Dongsheng Li

Large-scale video-language pretraining enables strong generalization across multimodal tasks but often incurs prohibitive computational costs. Although recent advances in masked visual modeling help mitigate this issue, they still suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weijun Zhuang , Yuqing Huang , Weikang Meng , Xin Li , Ming Liu , Xiaopeng Hong , Yaowei Wang , Wangmeng Zuo

Streaming Video Large Language Models (VideoLLMs) have demonstrated impressive performance across various video understanding tasks, but they face significant challenges in real-time deployment due to the high computational cost of…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Yiyu Wang , Xuyang Liu , Xiyan Gui , Xinying Lin , Boxue Yang , Chenfei Liao , Tailai Chen , Linfeng Zhang

Recent advances in video-based multimodal large language models (Video-LLMs) have significantly improved video understanding by processing videos as sequences of image frames. However, many existing methods treat frames independently in the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Jindong Jiang , Xiuyu Li , Zhijian Liu , Muyang Li , Guo Chen , Zhiqi Li , De-An Huang , Guilin Liu , Zhiding Yu , Kurt Keutzer , Sungjin Ahn , Jan Kautz , Hongxu Yin , Yao Lu , Song Han , Wonmin Byeon

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

Transformer-based models have driven significant advancements in Multimodal Large Language Models (MLLMs), yet their computational costs surge drastically when scaling resolution, training data, and model parameters. A key bottleneck stems…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Weili Zeng , Ziyuan Huang , Kaixiang Ji , Yichao Yan

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