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U-Clip is a simple amendment to gradient clipping that can be applied to any iterative gradient optimization algorithm. Like regular clipping, U-Clip involves using gradients that are clipped to a prescribed size (e.g. with component wise…

机器学习 · 计算机科学 2023-02-07 Bryn Elesedy , Marcus Hutter

Continual learning (CL) aims to help deep neural networks learn new knowledge while retaining what has been learned. Owing to their powerful generalizability, pre-trained vision-language models such as Contrastive Language-Image…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Saurav Jha , Dong Gong , Lina Yao

Semantic segmentation is a crucial step in many Earth observation tasks. Large quantity of pixel-level annotation is required to train deep networks for semantic segmentation. Earth observation techniques are applied to varieties of…

计算机视觉与模式识别 · 计算机科学 2021-08-11 Sudipan Saha , Lichao Mou , Muhammad Shahzad , Xiao Xiang Zhu

Semi-supervised learning is the problem of training an accurate predictive model by combining a small labeled dataset with a presumably much larger unlabeled dataset. Many methods for semi-supervised deep learning have been developed,…

机器学习 · 计算机科学 2023-10-31 Sumeet Menon , David Chapman

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

Pre-trained vision-language models such as CLIP exhibit strong transferability, yet adapting them to downstream image classification tasks under limited annotation budgets remains challenging. In active learning settings, the model must…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Qian-Wei Wang , Yaguang Song , Shu-Tao Xia

Few-shot OOD detection focuses on recognizing out-of-distribution (OOD) images that belong to classes unseen during training, with the use of only a small number of labeled in-distribution (ID) images. Up to now, a mainstream strategy is…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Hao Sun , Rundong He , Zhongyi Han , Zhicong Lin , Yongshun Gong , Yilong Yin

Representation disentanglement may help AI fundamentally understand the real world and thus benefit both discrimination and generation tasks. It currently has at least three unresolved core issues: (i) heavy reliance on label annotation and…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Xin Jin , Bohan Li , BAAO Xie , Wenyao Zhang , Jinming Liu , Ziqiang Li , Tao Yang , Wenjun Zeng

Reinforcement learning (RL) has become a central component of post-training for large language models (LLMs), particularly for complex reasoning tasks that require stable optimization over long generation horizons. However, achieving…

机器学习 · 计算机科学 2026-02-17 Yuepeng Sheng , Yuwei Huang , Shuman Liu , Anxiang Zeng , Haibo Zhang

Recently, pre-trained vision-language models have been increasingly used to tackle the challenging zero-shot segmentation task. Typical solutions follow the paradigm of first generating mask proposals and then adopting CLIP to classify…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Siyu Jiao , Yunchao Wei , Yaowei Wang , Yao Zhao , Humphrey Shi

Video instance segmentation requires classifying, segmenting, and tracking every object across video frames. Unlike existing approaches that rely on masks, boxes, or category labels, we propose UVIS, a novel Unsupervised Video Instance…

计算机视觉与模式识别 · 计算机科学 2024-06-12 Shuaiyi Huang , Saksham Suri , Kamal Gupta , Sai Saketh Rambhatla , Ser-nam Lim , Abhinav Shrivastava

Training vision models with language supervision enables general and transferable representations. However, many visual domains, especially non-object-centric domains such as medical imaging and remote sensing, contain itemized text…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Yiwei Lyu , Chenhui Zhao , Soumyanil Banerjee , Shixuan Liu , Akshay Rao , Akhil Kondepudi , Honglak Lee , Todd C. Hollon

Face clustering is an essential task in computer vision due to the explosion of related applications such as augmented reality or photo album management. The main challenge of this task lies in the imperfectness of similarities among image…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Xiaotian Yu , Yifan Yang , Aibo Wang , Ling Xing , Hanling Yi , Guangming Lu , Xiaoyu Wang

Modern image retrieval methods typically rely on fine-tuning pre-trained encoders to extract image-level descriptors. However, the most widely used models are pre-trained on ImageNet-1K with limited classes. The pre-trained feature…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Xiang An , Jiankang Deng , Kaicheng Yang , Jaiwei Li , Ziyong Feng , Jia Guo , Jing Yang , Tongliang Liu

Addressing the Out-of-Distribution (OoD) segmentation task is a prerequisite for perception systems operating in an open-world environment. Large foundational models are frequently used in downstream tasks, however, their potential for OoD…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Nazir Nayal , Youssef Shoeb , Fatma Güney

Contrastive Language-Image Pre-training (CLIP) has been shown to learn visual representations with great transferability, which achieves promising accuracy for zero-shot classification. To further improve its downstream performance,…

计算机视觉与模式识别 · 计算机科学 2022-12-20 Ziyu Guo , Renrui Zhang , Longtian Qiu , Xianzheng Ma , Xupeng Miao , Xuming He , Bin Cui

Deep neural networks (DNNs) for the semantic segmentation of images are usually trained to operate on a predefined closed set of object classes. This is in contrast to the "open world" setting where DNNs are envisioned to be deployed to.…

计算机视觉与模式识别 · 计算机科学 2021-07-28 Robin Chan , Matthias Rottmann , Hanno Gottschalk

In this paper, we propose UniLIP, a unified framework that adapts CLIP for multimodal understanding, generation and editing. Although CLIP excels at understanding, it lacks reconstruction abilities required to be a unified visual encoder.…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Hao Tang , Chenwei Xie , Xiaoyi Bao , Tingyu Weng , Pandeng Li , Yun Zheng , Liwei Wang

Traditional computer vision models are trained to predict a fixed set of predefined categories. Recently, natural language has been shown to be a broader and richer source of supervision that provides finer descriptions to visual concepts…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Ruizhe Cheng , Bichen Wu , Peizhao Zhang , Peter Vajda , Joseph E. Gonzalez

Current exposure correction methods have three challenges, labor-intensive paired data annotation, limited generalizability, and performance degradation in low-level computer vision tasks. In this work, we introduce an innovative…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Ruodai Cui , Li Niu , Guosheng Hu