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Robust local feature representations are essential for spatial intelligence tasks such as robot navigation and augmented reality. Establishing reliable correspondences requires descriptors that provide both high discriminative power and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Haodi Yao , Fenghua He , Ning Hao , Yao Su

Pre-trained vision-language models like CLIP have recently shown superior performances on various downstream tasks, including image classification and segmentation. However, in fine-grained image re-identification (ReID), the labels are…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Siyuan Li , Li Sun , Qingli Li

Hyperspectral image fusion (HIF) is critical to a wide range of applications in remote sensing and many computer vision applications. Most traditional HIF methods assume that the observation model is predefined or known. However, in real…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Wu Wang , Yue Huang , Xinhao Ding

Hyperspectral images of land-cover captured by airborne or satellite-mounted sensors provide a rich source of information about the chemical composition of the materials present in a given place. This makes hyperspectral imaging an…

Information Retrieval · Computer Science 2019-04-10 Anirban Santara , Jayeeta Datta , Sourav Sarkar , Ankur Garg , Kirti Padia , Pabitra Mitra

Audio-Visual Video Parsing is a task to predict the events that occur in video segments for each modality. It often performs in a weakly supervised manner, where only video event labels are provided, i.e., the modalities and the timestamps…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Jinxing Zhou , Dan Guo , Yiran Zhong , Meng Wang

We present a new embedding-based framework for zero-shot learning (ZSL). Most embedding-based methods aim to learn the correspondence between an image classifier (visual representation) and its class prototype (semantic representation) for…

Computer Vision and Pattern Recognition · Computer Science 2020-07-24 Mei-Chen Yeh , Fang Li

The challenge of labeling large example datasets for computer vision continues to limit the availability and scope of image repositories. This research provides a new method for automated data collection, curation, labeling, and iterative…

Machine Learning · Computer Science 2023-01-20 Grant Rosario , David Noever , Matt Ciolino

Large-scale Pre-Training Vision-Language Model such as CLIP has demonstrated outstanding performance in zero-shot classification, e.g. achieving 76.3% top-1 accuracy on ImageNet without seeing any example, which leads to potential benefits…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Xuefeng Hu , Ke Zhang , Lu Xia , Albert Chen , Jiajia Luo , Yuyin Sun , Ken Wang , Nan Qiao , Xiao Zeng , Min Sun , Cheng-Hao Kuo , Ram Nevatia

Can we automatically group images into semantically meaningful clusters when ground-truth annotations are absent? The task of unsupervised image classification remains an important, and open challenge in computer vision. Several recent…

Computer Vision and Pattern Recognition · Computer Science 2020-07-06 Wouter Van Gansbeke , Simon Vandenhende , Stamatios Georgoulis , Marc Proesmans , Luc Van Gool

Compositional Zero-Shot Learning (CZSL) aims to recognize unseen state-object combinations by leveraging known combinations. Existing studies basically rely on the cross-modal alignment capabilities of CLIP but tend to overlook its…

Computer Vision and Pattern Recognition · Computer Science 2025-05-16 Yue Wang , Shuai Xu , Xuelin Zhu , Yicong Li

Domain adaptation is crucial in aerial imagery, as the visual representation of these images can significantly vary based on factors such as geographic location, time, and weather conditions. Additionally, high-resolution aerial images…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Nanqing Liu , Xun Xu , Yongyi Su , Chengxin Liu , Peiliang Gong , Heng-Chao Li

The majority of existing hyperspectral anomaly detection (HAD) methods use the low-rank representation (LRR) model to separate the background and anomaly components, where the anomaly component is optimized by handcrafted sparse priors…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Yidan Liu , Weiying Xie , Kai Jiang , Jiaqing Zhang , Yunsong Li , Leyuan Fang

Single-pixel imaging (SPI) is an emerging technique which has attracts wide attention in various research fields. However, restricted by the low reconstruction quality and large amount of measurements, the practical application is still in…

Image and Video Processing · Electrical Eng. & Systems 2018-11-09 Chao Deng , Xuemei Hu , Xiaoxu Li , Jinli Suo , Zhili Zhang , Qionghai Dai

Recently, foundational models such as CLIP and SAM have shown promising performance for the task of Zero-Shot Anomaly Segmentation (ZSAS). However, either CLIP-based or SAM-based ZSAS methods still suffer from non-negligible key drawbacks:…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Shengze Li , Jianjian Cao , Peng Ye , Yuhan Ding , Chongjun Tu , Tao Chen

Vision-language models such as CLIP are capable of mapping the different modality data into a unified feature space, enabling zero/few-shot inference by measuring the similarity of given images and texts. However, most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Xingyu Zhu , Beier Zhu , Yi Tan , Shuo Wang , Yanbin Hao , Hanwang Zhang

Capitalizing on vast amount of image-text data, large-scale vision-language pre-training has demonstrated remarkable zero-shot capabilities and has been utilized in several applications. However, models trained on general everyday…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Umair Nawaz , Muhammad Awais , Hanan Gani , Muzammal Naseer , Fahad Khan , Salman Khan , Rao Muhammad Anwer

The application of zero-shot learning in computer vision has been revolutionized by the use of image-text matching models. The most notable example, CLIP, has been widely used for both zero-shot classification and guiding generative models…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Roni Paiss , Hila Chefer , Lior Wolf

Remote sensing applications increasingly rely on deep learning for scene classification. However, their performance is often constrained by the scarcity of labeled data and the high cost of annotation across diverse geographic and sensor…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Ivica Dimitrovski , Vlatko Spasev , Ivan Kitanovski

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…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Ruizhe Cheng , Bichen Wu , Peizhao Zhang , Peter Vajda , Joseph E. Gonzalez

Hyperspectral imaging (HSI) holds significant potential for transforming the field of computational pathology. However, there is currently a shortage of pixel-wise annotated HSI data necessary for training deep learning (DL) models.…

Image and Video Processing · Electrical Eng. & Systems 2024-11-12 Ivica Kopriva , Dario Sitnik , Laura-Isabelle Dion-Bertrand , Marija Milković Periša , Mirko Hadžija , Marijana Popović Hadžija