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This paper introduces a two-phase deep feature calibration framework for efficient learning of semantics enhanced text-image cross-modal joint embedding, which clearly separates the deep feature calibration in data preprocessing from…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Zhongwei Xie , Ling Liu , Lin Li , Luo Zhong

Feature extraction and matching are two crucial components in person Re-Identification (ReID). The large pose deformations and the complex view variations exhibited by the captured person images significantly increase the difficulty of…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Chi Su , Jianing Li , Shiliang Zhang , Junliang Xing , Wen Gao , Qi Tian

Recently, numerous methods have achieved impressive performance in remote sensing object detection, relying on convolution or transformer architectures. Such detectors typically have a feature backbone to extract useful features from raw…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 JongHyun Park , Yechan Kim , Moongu Jeon

Learning the distance metric between pairs of examples is of great importance for learning and visual recognition. With the remarkable success from the state of the art convolutional neural networks, recent works have shown promising…

Computer Vision and Pattern Recognition · Computer Science 2015-11-23 Hyun Oh Song , Yu Xiang , Stefanie Jegelka , Silvio Savarese

As a core step in structure-from-motion and SLAM, robust feature detection and description under challenging scenarios such as significant viewpoint changes remain unresolved despite their ubiquity. While recent works have identified the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Gonglin Chen , Tianwen Fu , Haiwei Chen , Wenbin Teng , Hanyuan Xiao , Yajie Zhao

In hyperspectral remote sensing data mining, it is important to take into account of both spectral and spatial information, such as the spectral signature, texture feature and morphological property, to improve the performances, e.g., the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Lefei Zhang , Qian Zhang , Bo Du , Xin Huang , Yuan Yan Tang , Dacheng Tao

Multimodal learning robust to missing modality has attracted increasing attention due to its practicality. Existing methods tend to address it by learning a common subspace representation for different modality combinations. However, we…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Shicai Wei , Yang Luo , Yuji Wang , Chunbo Luo

Many keypoint detection and description methods have been proposed for image matching or registration. While these methods demonstrate promising performance for single-modality image matching, they often struggle with multimodal data…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Yepeng Liu , Zhichao Sun , Baosheng Yu , Yitian Zhao , Bo Du , Yongchao Xu , Jun Cheng

Multi-frame methods improve monocular depth estimation over single-frame approaches by aggregating spatial-temporal information via feature matching. However, the spatial-temporal feature leads to accuracy degradation in dynamic scenes. To…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Jiquan Zhong , Xiaolin Huang , Xiao Yu

Recognition of objects with subtle differences has been used in many practical applications, such as car model recognition and maritime vessel identification. For discrimination of the objects in fine-grained detail, we focus on deep…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Kaan Karaman , Erhan Gundogdu , Aykut Koc , A. Aydin Alatan

Object tracking is one of the fundamental problems in visual recognition tasks and has achieved significant improvements in recent years. The achievements often come with the price of enormous hardware consumption and expensive labor effort…

Computer Vision and Pattern Recognition · Computer Science 2022-05-06 Yan Shen , Zhanghexuan Ji , Chunwei Ma , Mingchen Gao

The integration of different imaging modalities, such as structural, diffusion tensor, and functional magnetic resonance imaging, with deep learning models has yielded promising outcomes in discerning phenotypic characteristics and…

Image and Video Processing · Electrical Eng. & Systems 2024-10-08 Zhiyuan Li , Hailong Li , Anca L. Ralescu , Jonathan R. Dillman , Mekibib Altaye , Kim M. Cecil , Nehal A. Parikh , Lili He

Existing learning-based point feature descriptors are usually task-agnostic, which pursue describing the individual 3D point clouds as accurate as possible. However, the matching task aims at describing the corresponding points consistently…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Zhiyuan Zhang , Yuchao Dai , Bin Fan , Jiadai Sun , Mingyi He

While image registration has been studied in remote sensing community for decades, registering multimodal data [e.g., optical, LiDAR, SAR, and map] remains a challenging problem because of significant nonlinear intensity differences between…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Yuanxin Ye , Lorenzo Bruzzone , Jie Shan , Francesca Bovolo , Qing Zhu

We propose a joint subspace recovery and enhanced locality based robust flexible label consistent dictionary learning method called Robust Flexible Discriminative Dictionary Learning (RFDDL). RFDDL mainly improves the data representation…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Zhao Zhang , Jiahuan Ren , Weiming Jiang , Zheng Zhang , Richang Hong , Shuicheng Yan , Meng Wang

Central to the application of many multi-view geometry algorithms is the extraction of matching points between multiple viewpoints, enabling classical tasks such as camera pose estimation and 3D reconstruction. Many approaches that…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Alexander Mai , Allen Yang , Dominique E. Meyer

Person re-identification is an important task that requires learning discriminative visual features for distinguishing different person identities. Diverse auxiliary information has been utilized to improve the visual feature learning. In…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Dapeng Chen , Hongsheng Li , Xihui Liu , Yantao Shen , Zejian Yuan , Xiaogang Wang

To learn distinguishable patterns, most of recent works in vehicle re-identification (ReID) struggled to redevelop official benchmarks to provide various supervisions, which requires prohibitive human labors. In this paper, we seek to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Ming Li , Xinming Huang , Ziming Zhang

It is widely believed that the backpropagation algorithm is essential for learning good feature detectors in early layers of artificial neural networks, so that these detectors are useful for the task performed by the higher layers of that…

Machine Learning · Computer Science 2019-08-30 Dmitry Krotov , John Hopfield

Person re-identification plays a significant role in realistic scenarios due to its various applications in public security and video surveillance. Recently, leveraging the supervised or semi-unsupervised learning paradigms, which benefits…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Suncheng Xiang , Hao Chen , Wei Ran , Zefang Yu , Ting Liu , Dahong Qian , Yuzhuo Fu