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What makes a video task uniquely suited for videos, beyond what can be understood from a single image? Building on recent progress in self-supervised image-language models, we revisit this question in the context of video and language…

计算机视觉与模式识别 · 计算机科学 2022-06-06 Shyamal Buch , Cristóbal Eyzaguirre , Adrien Gaidon , Jiajun Wu , Li Fei-Fei , Juan Carlos Niebles

Text-guided image editing faces significant challenges when considering training and inference flexibility. Much literature collects large amounts of annotated image-text pairs to train text-conditioned generative models from scratch, which…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Yueming Lyu , Kang Zhao , Bo Peng , Huafeng Chen , Yue Jiang , Yingya Zhang , Jing Dong , Caifeng Shan

Recent large-scale video-language pre-trained models have shown appealing performance on various downstream tasks. However, the pre-training process is computationally expensive due to the requirement of millions of video-text pairs and the…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Dongsheng Chen , Chaofan Tao , Lu Hou , Lifeng Shang , Xin Jiang , Qun Liu

In deep learning, test-time adaptation has gained attention as a method for model fine-tuning without the need for labeled data. A prime exemplification is the recently proposed test-time prompt tuning for large-scale vision-language models…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Hee Suk Yoon , Eunseop Yoon , Joshua Tian Jin Tee , Mark Hasegawa-Johnson , Yingzhen Li , Chang D. Yoo

Contrastive Language-Image Pretraining (CLIP) has achieved remarkable success, but its performance can degrade when fine-tuned in out-of-distribution (OOD) scenarios. We model the prediction process using a Structural Causal Model (SCM) and…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Zeen Song , Siyu Zhao , Xingyu Zhang , Jiangmeng Li , Changwen Zheng , Wenwen Qiang

Recent advancements in Contrastive Language-Image Pre-training (CLIP) have demonstrated notable success in self-supervised representation learning across various tasks. However, the existing CLIP-like approaches often demand extensive GPU…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Yuexi Du , Brian Chang , Nicha C. Dvornek

We propose ClipFace, a novel self-supervised approach for text-guided editing of textured 3D morphable model of faces. Specifically, we employ user-friendly language prompts to enable control of the expressions as well as appearance of 3D…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Shivangi Aneja , Justus Thies , Angela Dai , Matthias Nießner

Spatially dense self-supervised learning is a rapidly growing problem domain with promising applications for unsupervised segmentation and pretraining for dense downstream tasks. Despite the abundance of temporal data in the form of videos,…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Mohammadreza Salehi , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

Recent image tone adjustment (or enhancement) approaches have predominantly adopted supervised learning for learning human-centric perceptual assessment. However, these approaches are constrained by intrinsic challenges of supervised…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Hyeongmin Lee , Kyoungkook Kang , Jungseul Ok , Sunghyun Cho

Large-scale multi-modal contrastive learning frameworks like CLIP typically require a large amount of image-text samples for training. However, these samples are always collected continuously in real scenarios. This paper discusses the…

机器学习 · 计算机科学 2023-06-02 Zixuan Ni , Longhui Wei , Siliang Tang , Yueting Zhuang , Qi Tian

Contrastive Language-Image Pre-training (CLIP) has significantly improved performance in various vision-language tasks by expanding the dataset with image-text pairs obtained from websites. This paper further explores CLIP from the…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Tiancheng Gu , Kaicheng Yang , Xiang An , Ziyong Feng , Dongnan Liu , Weidong Cai , Jiankang Deng

Continual learning is essential for medical image classification systems to adapt to dynamically evolving clinical environments. The integration of multimodal information can significantly enhance continual learning of image classes.…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Jiantao Tan , Peixian Ma , Kanghao Chen , Zhiming Dai , Ruixuan Wang

As a pioneering vision-language model, CLIP (Contrastive Language-Image Pre-training) has achieved significant success across various domains and a wide range of downstream vision-language tasks. However, the text encoders in popular CLIP…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Mothilal Asokan , Kebin Wu , Fatima Albreiki

Visual perceptual tasks aim to predict human judgment of images (e.g., emotions invoked by images, image quality assessment). Unlike objective tasks such as object/scene recognition, perceptual tasks rely on subjective human assessments,…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Amit Zalcher , Navve Wasserman , Roman Beliy , Oliver Heinimann , Michal Irani

Vision-Language Pretraining (VLP) has shown impressive results on diverse downstream tasks by offline training on large-scale datasets. Regarding the growing nature of real-world data, such an offline training paradigm on ever-expanding…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Hongguang Zhu , Yunchao Wei , Xiaodan Liang , Chunjie Zhang , Yao Zhao

Current state-of-the-art vision-and-language models are evaluated on tasks either individually or in a multi-task setting, overlooking the challenges of continually learning (CL) tasks as they arrive. Existing CL benchmarks have facilitated…

Vision-Language Models (VLMs) like CLIP struggle to understand negation, often embedding affirmatives and negatives similarly (e.g., matching "no dog" with dog images). Existing methods refine negation understanding via fine-tuning CLIP's…

计算机视觉与模式识别 · 计算机科学 2026-02-25 Junhao Xiao , Zhiyu Wu , Hao Lin , Yi Chen , Yahui Liu , Xiaoran Zhao , Zixu Wang , Zejiang He

This paper focuses on self-supervised video representation learning. Most existing approaches follow the contrastive learning pipeline to construct positive and negative pairs by sampling different clips. However, this formulation tends to…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Rui Qian , Weiyao Lin , John See , Dian Li

Contrastive pretraining of image-text foundation models, such as CLIP, demonstrated excellent zero-shot performance and improved robustness on a wide range of downstream tasks. However, these models utilize large transformer-based encoders…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Pavan Kumar Anasosalu Vasu , Hadi Pouransari , Fartash Faghri , Raviteja Vemulapalli , Oncel Tuzel

Contrastive language-image pretraining (CLIP) links vision and language modalities into a unified embedding space, yielding the tremendous potential for vision-language (VL) tasks. While early concurrent works have begun to study this…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Zhecan Wang , Noel Codella , Yen-Chun Chen , Luowei Zhou , Jianwei Yang , Xiyang Dai , Bin Xiao , Haoxuan You , Shih-Fu Chang , Lu Yuan