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相关论文: Frozen CLIP Models are Efficient Video Learners

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Despite significant results achieved by Contrastive Language-Image Pretraining (CLIP) in zero-shot image recognition, limited effort has been made exploring its potential for zero-shot video recognition. This paper presents Open-VCLIP++, a…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Zuxuan Wu , Zejia Weng , Wujian Peng , Xitong Yang , Ang Li , Larry S. Davis , Yu-Gang Jiang

Pre-trained vision-language models (VLMs) like CLIP have demonstrated impressive zero-shot performance on a wide range of downstream computer vision tasks. However, there still exists a considerable performance gap between these models and…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Bardia Safaei , Vishal M. Patel

The cost of vision-and-language pre-training has become increasingly prohibitive due to end-to-end training of large-scale models. This paper proposes BLIP-2, a generic and efficient pre-training strategy that bootstraps vision-language…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Junnan Li , Dongxu Li , Silvio Savarese , Steven Hoi

Empowered by Large Language Models (LLMs), recent advancements in Video-based LLMs (VideoLLMs) have driven progress in various video understanding tasks. These models encode video representations through pooling or query aggregation over a…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Yuetian Weng , Mingfei Han , Haoyu He , Xiaojun Chang , Bohan Zhuang

We describe a protocol to study text-to-video retrieval training with unlabeled videos, where we assume (i) no access to labels for any videos, i.e., no access to the set of ground-truth captions, but (ii) access to labeled images in the…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Lucas Ventura , Cordelia Schmid , Gül Varol

This paper presents a novel training-free framework for open-vocabulary image segmentation and object recognition (OVSR), which leverages EfficientNetB0, a convolutional neural network, for unsupervised segmentation and CLIP, a…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Ying Dai , Wei Yu Chen

Vision-language retrieval (VLR) has attracted significant attention in both academia and industry, which involves using text (or images) as queries to retrieve corresponding images (or text). However, existing methods often neglect the rich…

计算机视觉与模式识别 · 计算机科学 2025-05-27 GuangHao Meng , Sunan He , Jinpeng Wang , Tao Dai , Letian Zhang , Jieming Zhu , Qing Li , Gang Wang , Rui Zhang , Yong Jiang

Conventional video compression approaches use the predictive coding architecture and encode the corresponding motion information and residual information. In this paper, taking advantage of both classical architecture in the conventional…

图像与视频处理 · 电气工程与系统科学 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

Audio-visual zero-shot learning methods commonly build on features extracted from pre-trained models, e.g. video or audio classification models. However, existing benchmarks predate the popularization of large multi-modal models, such as…

计算机视觉与模式识别 · 计算机科学 2024-04-10 David Kurzendörfer , Otniel-Bogdan Mercea , A. Sophia Koepke , Zeynep Akata

Recent state-of-the-art semi-supervised Video Object Segmentation (VOS) methods have shown significant improvements in target object segmentation accuracy when information from preceding frames is used in segmenting the current frame. In…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Amir Nazemi , Mohammad Javad Shafiee , Zahra Gharaee , Paul Fieguth

We investigate the efficacy of visual prompting to adapt large-scale models in vision. Following the recent approach from prompt tuning and adversarial reprogramming, we learn a single image perturbation such that a frozen model prompted…

计算机视觉与模式识别 · 计算机科学 2022-06-06 Hyojin Bahng , Ali Jahanian , Swami Sankaranarayanan , Phillip Isola

Building upon the impressive success of CLIP (Contrastive Language-Image Pretraining), recent pioneer works have proposed to adapt the powerful CLIP to video data, leading to efficient and effective video learners for open-vocabulary action…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Kun-Yu Lin , Henghui Ding , Jiaming Zhou , Yu-Ming Tang , Yi-Xing Peng , Zhilin Zhao , Chen Change Loy , Wei-Shi Zheng

Vision-language models (VLMs) like CLIP have demonstrated remarkable applicability across a variety of downstream tasks, including zero-shot image classification. Recently, the use of prompts or adapters for efficient transfer learning…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Yongjin Yang , Jongwoo Ko , Se-Young Yun

Pre-trained vision-language models like CLIP have shown powerful zero-shot inference ability via image-text matching and prove to be strong few-shot learners in various downstream tasks. However, in real-world scenarios, adapting CLIP to…

计算机视觉与模式识别 · 计算机科学 2024-06-19 Jiang-Xin Shi , Chi Zhang , Tong Wei , Yu-Feng Li

Vision-Language Pre-Trained models, notably CLIP, that utilize contrastive learning have proven highly adept at extracting generalizable visual features. To inherit the well-learned knowledge of VLP models for downstream tasks, several…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Yi Zhang , Weicheng Lin , Liang-Jie Zhang

We present an architecture and a training recipe that adapts pre-trained open-world image models to localization in videos. Understanding the open visual world (without being constrained by fixed label spaces) is crucial for many real-world…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Georg Heigold , Matthias Minderer , Alexey Gritsenko , Alex Bewley , Daniel Keysers , Mario Lučić , Fisher Yu , Thomas Kipf

Class-incremental learning is a challenging problem, where the goal is to train a model that can classify data from an increasing number of classes over time. With the advancement of vision-language pre-trained models such as CLIP, they…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Linlan Huang , Xusheng Cao , Haori Lu , Xialei Liu

Event cameras provide robust visual signals under fast motion and challenging illumination conditions thanks to their microsecond latency and high dynamic range. However, their unique sensing characteristics and limited labeled data make it…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Jianwen Cao , Jiaxu Xing , Nico Messikommer , Davide Scaramuzza

Recent vision-language-action (VLA) models built upon pretrained vision-language models (VLMs) have achieved significant improvements in robotic manipulation. However, current VLAs still suffer from low sample efficiency and limited…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Shangchen Miao , Ningya Feng , Jialong Wu , Ye Lin , Xu He , Dong Li , Mingsheng Long

Continual learning (CL) aims to equip models with the ability to learn from a stream of tasks without forgetting previous knowledge. With the progress of vision-language models like Contrastive Language-Image Pre-training (CLIP), their…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Lingfeng He , De Cheng , Di Xu , Huaijie Wang , Nannan Wang