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The detection head constitutes a pivotal component within object detectors, tasked with executing both classification and localization functions. Regrettably, the commonly used parallel head often lacks omni perceptual capabilities, such as…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Hantao Zhou , Rui Yang , Yachao Zhang , Haoran Duan , Yawen Huang , Runze Hu , Xiu Li , Yefeng Zheng

Customizable image retrieval from large datasets remains a critical challenge, particularly when preserving spatial relationships within images. Traditional hashing methods, primarily based on deep learning, often fail to capture spatial…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Sanggeon Yun , Ryozo Masukawa , SungHeon Jeong , Mohsen Imani

Deep hashing enables image retrieval by end-to-end learning of deep representations and hash codes from training data with pairwise similarity information. Subject to the distribution skewness underlying the similarity information, most…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Zhangjie Cao , Ziping Sun , Mingsheng Long , Jianmin Wang , Philip S. Yu

Deep hashing has shown promising performance in large-scale image retrieval. However, latent codes extracted by Deep Neural Networks (DNNs) will inevitably lose semantic information during the binarization process, which damages the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-13 Chengyin Xu , Zenghao Chai , Zhengzhuo Xu , Hongjia Li , Qiruyi Zuo , Lingyu Yang , Chun Yuan

Multi-view graph data, which both captures node attributes and rich relational information from diverse sources, is becoming increasingly prevalent in various domains. The effective and efficient retrieval of such data is an important task.…

Information Retrieval · Computer Science 2025-08-19 Yang Xu , Zuliang Yang , Kai Ming Ting

Image fusion aims to integrate complementary information from multiple source images to produce a more informative and visually consistent representation, benefiting both human perception and downstream vision tasks. Despite recent…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Xingyuan Li , Songcheng Du , Yang Zou , HaoYuan Xu , Zhiying Jiang , Jinyuan Liu

Retrieving content relevant images from a large-scale fine-grained dataset could suffer from intolerably slow query speed and highly redundant storage cost, due to high-dimensional real-valued embeddings which aim to distinguish subtle…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Quan Cui , Qing-Yuan Jiang , Xiu-Shen Wei , Wu-Jun Li , Osamu Yoshie

Hashing techniques are in great demand for a wide range of real-world applications such as image retrieval and network compression. Nevertheless, existing approaches could hardly guarantee a satisfactory performance with the extremely…

Information Retrieval · Computer Science 2020-02-13 Yadan Luo , Zi Huang , Yang Li , Fumin Shen , Yang Yang , Peng Cui

Deep hamming hashing has gained growing popularity in approximate nearest neighbour search for large-scale image retrieval. Until now, the deep hashing for the image retrieval community has been dominated by convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Yongbiao Chen , Sheng Zhang , Fangxin Liu , Zhigang Chang , Mang Ye , Zhengwei Qi

Existing unsupervised hash learning is a kind of attribute-centered calculation. It may not accurately preserve the similarity between data. This leads to low down the performance of hash function learning. In this paper, a hash algorithm…

Machine Learning · Computer Science 2022-06-07 Shichao Zhang , Jiaye Li

Representing images by compact hash codes is an attractive approach for large-scale content-based image retrieval. In most state-of-the-art hashing-based image retrieval systems, for each image, local descriptors are first aggregated as a…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Thanh-Toan Do , Khoa Le , Tuan Hoang , Huu Le , Tam V. Nguyen , Ngai-Man Cheung

Hash coding has been widely used in approximate nearest neighbor search for large-scale image retrieval. Given semantic annotations such as class labels and pairwise similarities of the training data, hashing methods can learn and generate…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Qin Zou , Zheng Zhang , Ling Cao , Long Chen , Song Wang

Deep-networks-based hashing has become a leading approach for large-scale image retrieval, which learns a similarity-preserving network to map similar images to nearby hash codes. The pairwise and triplet losses are two widely used…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Shaoying Wang , Haijiang Lai , Yifan Yang , Jian Yin

Fine-grained image hashing is a challenging problem due to the difficulties of discriminative region localization and hash code generation. Most existing deep hashing approaches solve the two tasks independently. While these two tasks are…

Computer Vision and Pattern Recognition · Computer Science 2019-11-20 Haien Zeng , Hanjiang Lai , Jian Yin

Similarity-preserving hashing is a commonly used method for nearest neighbour search in large-scale image retrieval. For image retrieval, deep-networks-based hashing methods are appealing since they can simultaneously learn effective image…

Computer Vision and Pattern Recognition · Computer Science 2016-05-04 Hanjiang Lai , Pan Yan , Xiangbo Shu , Yunchao Wei , Shuicheng Yan

Fine-grained hashing has become a powerful solution for rapid and efficient image retrieval, particularly in scenarios requiring high discrimination between visually similar categories. To enable each hash bit to correspond to specific…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Peng Wang , Yong Li , Lin Zhao , Xiu-Shen Wei

Abundant real-world data can be naturally represented by large-scale networks, which demands efficient and effective learning algorithms. At the same time, labels may only be available for some networks, which demands these algorithms to be…

Machine Learning · Computer Science 2022-09-08 Tao He , Lianli Gao , Jingkuan Song , Yuan-Fang Li

Image hashing is a principled approximate nearest neighbor approach to find similar items to a query in a large collection of images. Hashing aims to learn a binary-output function that maps an image to a binary vector. For optimal…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Khoa D. Doan , Peng Yang , Ping Li

Due to its low storage cost and fast query speed, hashing has been widely used in large-scale image retrieval tasks. Hash bucket search returns data points within a given Hamming radius to each query, which can enable search at a constant…

Machine Learning · Computer Science 2024-05-07 Ming-Wei Li , Qing-Yuan Jiang , Wu-Jun Li

Hashing method maps similar data to binary hashcodes with smaller hamming distance, and it has received a broad attention due to its low storage cost and fast retrieval speed. However, the existing limitations make the present algorithms…

Computer Vision and Pattern Recognition · Computer Science 2016-09-29 Shifeng Zhang , Jianmin Li , Jinma Guo , Bo Zhang