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Hashing has recently sparked a great revolution in cross-modal retrieval because of its low storage cost and high query speed. Recent cross-modal hashing methods often learn unified or equal-length hash codes to represent the multi-modal…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Xin Liu , Zhikai Hu , Haibin Ling , Yiu-ming Cheung

Most of the few-shot learning methods learn to transfer knowledge from datasets with abundant labeled data (i.e., the base set). From the perspective of class space on base set, existing methods either focus on utilizing all classes under a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Ziqi Zhou , Xi Qiu , Jiangtao Xie , Jianan Wu , Chi Zhang

In recent years, deep hashing methods have been proved to be efficient since it employs convolutional neural network to learn features and hashing codes simultaneously. However, these methods are mostly supervised. In real-world…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Sheng Jin

Hash based nearest neighbor search has become attractive in many applications. However, the quantization in hashing usually degenerates the discriminative power when using Hamming distance ranking. Besides, for large-scale visual search,…

Information Retrieval · Computer Science 2019-04-19 Xianglong Liu , Lei Huang , Cheng Deng , Bo Lang , Dacheng Tao

With the rapid growth of web images, hashing has received increasing interests in large scale image retrieval. Research efforts have been devoted to learning compact binary codes that preserve semantic similarity based on labels. However,…

Computer Vision and Pattern Recognition · Computer Science 2015-04-21 Fang Zhao , Yongzhen Huang , Liang Wang , Tieniu Tan

Deep hashing models have been proposed as an efficient method for large-scale similarity search. However, most existing deep hashing methods only utilize fine-level labels for training while ignoring the natural semantic hierarchy…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Ming Zhang , Xuefei Zhe , Le Ou-Yang , Shifeng Chen , Hong Yan

Hashing is widely applied to large-scale image retrieval due to the storage and retrieval efficiency. Existing work on deep hashing assumes that the database in the target domain is identically distributed with the training set in the…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Zhangjie Cao , Mingsheng Long , Chao Huang , Jianmin Wang

Deep supervised hashing is essential for efficient storage and search in large-scale image retrieval. Traditional deep supervised hashing models generate single-length hash codes, but this creates a trade-off between efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Liyang He , Yuren Zhang , Rui Li , Zhenya Huang , Runze Wu , Enhong Chen

Node classification in structural networks has been proven to be useful in many real world applications. With the development of network embedding, the performance of node classification has been greatly improved. However, nearly all the…

Social and Information Networks · Computer Science 2021-04-13 Jia-Nan Guo , Xian-Ling Mao , Shu-Yang Lin , Wei Wei , Heyan Huang

Supervised cross-modal hashing has gained increasing research interest on large-scale retrieval task owning to its satisfactory performance and efficiency. However, it still has some challenging issues to be further studied: 1) most of them…

Machine Learning · Computer Science 2019-05-07 Tao Yao , Xiangwei Kong , Lianshan Yan , Wenjing Tang , Qi Tian

In recent years, cross-media hashing technique has attracted increasing attention for its high computation efficiency and low storage cost. However, the existing approaches still have some limitations, which need to be explored. 1) A fixed…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Donglin Zhang , Xiao-Jun Wu , He-Feng Yin , Josef Kittler

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 has been widely applied to large-scale multimedia retrieval due to the storage and retrieval efficiency. Cross-modal hashing enables efficient retrieval from database of one modality in response to a query of another modality.…

Computer Vision and Pattern Recognition · Computer Science 2016-08-16 Zhangjie Cao , Mingsheng Long , Qiang Yang

Deep learning-based image fusion approaches have obtained wide attention in recent years, achieving promising performance in terms of visual perception. However, the fusion module in the current deep learning-based methods suffers from two…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Dongyu Rao , Xiao-Jun Wu , Tianyang Xu , Guoyang Chen

Can we sense our location in an unfamiliar environment by taking a sublinear-size sample of our surroundings? Can we efficiently encrypt a message that only someone physically close to us can decrypt? To solve this kind of problems, we…

Data Structures and Algorithms · Computer Science 2022-01-11 Elette Boyle , Itai Dinur , Niv Gilboa , Yuval Ishai , Nathan Keller , Ohad Klein

This extended abstract explores the integration of federated learning with deep transfer hashing for distributed prediction tasks, emphasizing resource-efficient client training from evolving data streams. Federated learning allows multiple…

Machine Learning · Computer Science 2024-09-20 Manuel Röder , Frank-Michael Schleif

Learning compact representation is vital and challenging for large scale multimedia data. Cross-view/cross-modal hashing for effective binary representation learning has received significant attention with exponentially growing availability…

Computer Vision and Pattern Recognition · Computer Science 2018-04-05 Liu Liu , Hairong Qi

With the growth of image on the web, research on hashing which enables high-speed image retrieval has been actively studied. In recent years, various hashing methods based on deep neural networks have been proposed and achieved higher…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Yosuke Kaga , Masakazu Fujio , Kenta Takahashi , Tetsushi Ohki , Masakatsu Nishigaki

Existing data-dependent hashing methods usually learn hash functions from pairwise or triplet data relationships, which only capture the data similarity locally, and often suffer from low learning efficiency and low collision rate. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Li Yuan , Tao Wang , Xiaopeng Zhang , Francis EH Tay , Zequn Jie , Wei Liu , Jiashi Feng

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