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Related papers: HBReID: Harder Batch for Re-identification

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This paper advances the fine-grained sketch-based image retrieval (FG-SBIR) literature by putting forward a strong baseline that overshoots prior state-of-the-arts by ~11%. This is not via complicated design though, but by addressing two…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Aneeshan Sain , Ayan Kumar Bhunia , Subhadeep Koley , Pinaki Nath Chowdhury , Soumitri Chattopadhyay , Tao Xiang , Yi-Zhe Song

Compared with the traditional hashing methods, deep hashing methods generate hash codes with rich semantic information and greatly improves the performances in the image retrieval field. However, it is unsatisfied for current deep hashing…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Hai Su , Meiyin Han , Junle Liang , Jun Liang , Songsen Yu

Person re-identification task has been greatly boosted by deep convolutional neural networks (CNNs) in recent years. The core of which is to enlarge the inter-class distinction as well as reduce the intra-class variance. However, to achieve…

Computer Vision and Pattern Recognition · Computer Science 2017-07-11 Haibo Jin , Xiaobo Wang , Shengcai Liao , Stan Z. Li

Massive semantically labeled datasets are readily available for 2D images, however, are much harder to achieve for 3D scenes. Objects in 3D repositories like ShapeNet are labeled, but regrettably only in isolation, so without context. 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 David Griffiths , Jan Boehm , Tobias Ritschel

Model fine-tuning is a widely used transfer learning approach in person Re-identification (ReID) applications, which fine-tuning a pre-trained feature extraction model into the target scenario instead of training a model from scratch. It is…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Zhengxu Yu , Dong Shen , Zhongming Jin , Jianqiang Huang , Deng Cai , Xian-Sheng Hua

Biometric recognition on partial captured targets is challenging, where only several partial observations of objects are available for matching. In this area, deep learning based methods are widely applied to match these partial captured…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Lingxiao He , Zhenan Sun , Yuhao Zhu , Yunbo Wang

Riding on the waves of deep neural networks, deep metric learning has also achieved promising results in various tasks using triplet network or Siamese network. Though the basic goal of making images from the same category closer than the…

Computer Vision and Pattern Recognition · Computer Science 2017-08-02 Yuhui Yuan , Kuiyuan Yang , Chao Zhang

This paper studies the problem of Person Re-Identification (ReID)for large-scale applications. Recent research efforts have been devoted to building complicated part models, which introduce considerably high computational cost and memory…

Computer Vision and Pattern Recognition · Computer Science 2020-11-25 Zhen Li , Hanyang Shao , Nian Xue , Liang Niu , LiangLiang Cao

Deep embeddings answer one simple question: How similar are two images? Learning these embeddings is the bedrock of verification, zero-shot learning, and visual search. The most prominent approaches optimize a deep convolutional network…

Computer Vision and Pattern Recognition · Computer Science 2018-01-17 Chao-Yuan Wu , R. Manmatha , Alexander J. Smola , Philipp Krähenbühl

Learning visual similarity requires to learn relations, typically between triplets of images. Albeit triplet approaches being powerful, their computational complexity mostly limits training to only a subset of all possible training…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Karsten Roth , Timo Milbich , Björn Ommer

In multi-goal reinforcement learning with a sparse binary reward, training agents is particularly challenging, due to a lack of successful experiences. To solve this problem, hindsight experience replay (HER) generates successful…

Robotics · Computer Science 2024-01-11 Taeyoung Kim , Dongsoo Har

Solving Single-Shot Person Re-Identification (Re-Id) by training Deep Convolutional Neural Networks is a daunting challenge, due to the lack of training data, since only two images per person are available. This causes the overfitting of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 M. J. Gómez-Silva , J. M. Armingol , A. de la Escalera

Self-supervised learning (especially contrastive learning) has attracted great interest due to its huge potential in learning discriminative representations in an unsupervised manner. Despite the acknowledged successes, existing contrastive…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Guangrun Wang , Keze Wang , Guangcong Wang , Philip H. S. Torr , Liang Lin

Class-imbalance is one of the major challenges in real world datasets, where a few classes (called majority classes) constitute much more data samples than the rest (called minority classes). Learning deep neural networks using such…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Saptarshi Sinha , Hiroki Ohashi , Katsuyuki Nakamura

This paper presents an efficient and lightweight multi-branch deep architecture to improve vehicle re-identification (V-ReID). While most V-ReID work uses a combination of complex multi-branch architectures to extract robust and diversified…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Eurico Almeida , Bruno Silva , Jorge Batista

Unsupervised person re-identification (re-ID) remains a challenging task. While extensive research has focused on the framework design and loss function, this paper shows that sampling strategy plays an equally important role. We analyze…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Xumeng Han , Xuehui Yu , Guorong Li , Jian Zhao , Gang Pan , Qixiang Ye , Jianbin Jiao , Zhenjun Han

Embedding-based retrieval (EBR) methods are widely used in modern recommender systems thanks to its simplicity and effectiveness. However, along the journey of deploying and iterating on EBR in production, we still identify some fundamental…

Information Retrieval · Computer Science 2023-02-07 Yuan Zhang , Xue Dong , Weijie Ding , Biao Li , Peng Jiang , Kun Gai

Mining informative negative instances are of central importance to deep metric learning (DML), however this task is intrinsically limited by mini-batch training, where only a mini-batch of instances is accessible at each iteration. In this…

Machine Learning · Computer Science 2020-04-22 Xun Wang , Haozhi Zhang , Weilin Huang , Matthew R. Scott

We consider the problem of linear classification under general loss functions in the limited-data setting. Overfitting is a common problem here. The standard approaches to prevent overfitting are dimensionality reduction and regularization.…

Machine Learning · Computer Science 2021-11-22 Deepayan Chakrabarti

Person re-identification (re-id) aims to retrieve images of same identities across different camera views. Resolution mismatch occurs due to varying distances between person of interest and cameras, this significantly degrades the…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Asad Munir , Chengjin Lyu , Bart Goossens , Wilfried Philips , Christian Micheloni