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Text-to-video generation has trailed behind text-to-image generation in terms of quality and diversity, primarily due to the inherent complexities of spatio-temporal modeling and the limited availability of video-text datasets. Recent…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Xiefan Guo , Jinlin Liu , Miaomiao Cui , Liefeng Bo , Di Huang

Vision-Language-Action (VLA) models pretrained on large-scale multimodal datasets have emerged as powerful foundations for robotic perception and control. However, their massive scale, often billions of parameters, poses significant…

Robotics · Computer Science 2025-12-11 Yifan Ye , Jiaqi Ma , Jun Cen , Zhihe Lu

CutMix is a popular augmentation technique commonly used for training modern convolutional and transformer vision networks. It was originally designed to encourage Convolution Neural Networks (CNNs) to focus more on an image's global…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Jihao Liu , Boxiao Liu , Hang Zhou , Hongsheng Li , Yu Liu

The past year has witnessed a rapid development of masked image modeling (MIM). MIM is mostly built upon the vision transformers, which suggests that self-supervised visual representations can be done by masking input image parts while…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Yunjie Tian , Lingxi Xie , Jiemin Fang , Mengnan Shi , Junran Peng , Xiaopeng Zhang , Jianbin Jiao , Qi Tian , Qixiang Ye

We present DyMU, an efficient, training-free framework that dynamically reduces the computational burden of vision-language models (VLMs) while maintaining high task performance. Our approach comprises two key components. First, Dynamic…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Zhenhailong Wang , Senthil Purushwalkam , Caiming Xiong , Silvio Savarese , Heng Ji , Ran Xu

Multi-modal learning from video data has seen increased attention recently as it allows to train semantically meaningful embeddings without human annotation enabling tasks like zero-shot retrieval and classification. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Nina Shvetsova , Brian Chen , Andrew Rouditchenko , Samuel Thomas , Brian Kingsbury , Rogerio Feris , David Harwath , James Glass , Hilde Kuehne

Recently vision transformer has achieved tremendous success on image-level visual recognition tasks. To effectively and efficiently model the crucial temporal information within a video clip, we propose a Temporally Efficient Vision…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Shusheng Yang , Xinggang Wang , Yu Li , Yuxin Fang , Jiemin Fang , Wenyu Liu , Xun Zhao , Ying Shan

Feed-forward 3D reconstruction models based on Vision Transformers can directly estimate scene geometry and camera poses from a small set of input images, but scaling them to video inputs with hundreds or thousands of frames remains…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Zecheng Tang , Jiaye Fu , Qiankun Gao , Haijie Li , Yanmin Wu , Jiaqi Zhang , Siwei Ma , Jian Zhang

Vision Mamba has shown close to state of the art performance on computer vision tasks, drawing much interest in increasing it's efficiency. A promising approach is token reduction (that has been successfully implemented in ViTs). Pruning…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Mingjia Shi , Yuhao Zhou , Ruiji Yu , Zekai Li , Zhiyuan Liang , Xuanlei Zhao , Xiaojiang Peng , Shanmukha Ramakrishna Vedantam , Wangbo Zhao , Kai Wang , Yang You

Model merging (e.g., via interpolation or task arithmetic) fuses multiple models trained on different tasks to generate a multi-task solution. The technique has been proven successful in previous studies, where the models are trained on…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Yi-Lin Sung , Linjie Li , Kevin Lin , Zhe Gan , Mohit Bansal , Lijuan Wang

Large-scale transformer models have emerged as a powerful tool for semantic communication systems, enabling edge devices to extract rich representations for robust inference across noisy wireless channels. However, their substantial…

Machine Learning · Computer Science 2025-11-17 Omar Erak , Omar Alhussein , Hatem Abou-Zeid , Mehdi Bennis

Large text-to-image diffusion models have exhibited impressive proficiency in generating high-quality images. However, when applying these models to video domain, ensuring temporal consistency across video frames remains a formidable…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Shuai Yang , Yifan Zhou , Ziwei Liu , Chen Change Loy

Although vision transformers (ViT) have shown remarkable success in various vision tasks, their computationally expensive self-attention hinder their deployment on resource-constrained devices. Token reduction, which discards less important…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Haoyue Zhang , Jie Zhang , Song Guo

This work presents Adaptive Local-then-Global Merging (ALGM), a token reduction method for semantic segmentation networks that use plain Vision Transformers. ALGM merges tokens in two stages: (1) In the first network layer, it merges…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Narges Norouzi , Svetlana Orlova , Daan de Geus , Gijs Dubbelman

Recently, large-scale pre-training methods like CLIP have made great progress in multi-modal research such as text-video retrieval. In CLIP, transformers are vital for modeling complex multi-modal relations. However, in the vision…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Shuai Zhao , Linchao Zhu , Xiaohan Wang , Yi Yang

A well-known dilemma in large vision-language models (e.g., GPT-4, LLaVA) is that while increasing the number of vision tokens generally enhances visual understanding, it also significantly raises memory and computational costs, especially…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Shiwei Wu , Joya Chen , Kevin Qinghong Lin , Qimeng Wang , Yan Gao , Qianli Xu , Tong Xu , Yao Hu , Enhong Chen , Mike Zheng Shou

Efficient video tokenization remains a key bottleneck in learning general purpose vision models that are capable of processing long video sequences. Prevailing approaches are restricted to encoding videos to a fixed number of tokens, where…

Machine Learning · Computer Science 2025-02-04 Wilson Yan , Volodymyr Mnih , Aleksandra Faust , Matei Zaharia , Pieter Abbeel , Hao Liu

Current state-of-the-art video models process a video clip as a long sequence of spatio-temporal tokens. However, they do not explicitly model objects, their interactions across the video, and instead process all the tokens in the video. In…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Xingyi Zhou , Anurag Arnab , Chen Sun , Cordelia Schmid

Vision representation learning, especially self-supervised learning, is pivotal for various vision applications. Ensemble learning has also succeeded in enhancing the performance and robustness of the vision models. However, traditional…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Zhong-Yu Li , Yu-Song Hu , Bo-Wen Yin , Ming-Ming Cheng

Multimodal large language models (MLLMs) have demonstrated remarkable potential for enhancing scene understanding in autonomous driving systems through powerful logical reasoning capabilities. However, the deployment of these models faces…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Yunsheng Ma , Amr Abdelraouf , Rohit Gupta , Ziran Wang , Kyungtae Han