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相关论文: Hard Example Guided Hashing for Image Retrieval

200 篇论文

Deep hashing has shown promising results in image retrieval and recognition. Despite its success, most existing deep hashing approaches are rather similar: either multi-layer perceptron or CNN is applied to extract image feature, followed…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Zhenzhen Wang , Weixiang Hong , Junsong Yuan

Recently, deep-networks-based hashing (deep hashing) has become a leading approach for large-scale image retrieval. It aims to learn a compact bitwise representation for images via deep networks, so that similar images are mapped to nearby…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Libing Geng , Yan Pan , Jikai Chen , Hanjiang Lai

A novel representation of images for image retrieval is introduced in this paper, by using a new type of feature with remarkable discriminative power. Despite the multi-scale nature of objects, most existing models perform feature…

计算机视觉与模式识别 · 计算机科学 2014-06-06 Shasha Bu , Yu-Jin Zhang

Methods that combine local and global features have recently shown excellent performance on multiple challenging deep image retrieval benchmarks, but their use of local features raises at least two issues. First, these local features simply…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Philippe Weinzaepfel , Thomas Lucas , Diane Larlus , Yannis Kalantidis

Pre-trained code models have emerged as the state-of-the-art paradigm for code search tasks. The paradigm involves pre-training the model on search-irrelevant tasks such as masked language modeling, followed by the fine-tuning stage, which…

软件工程 · 计算机科学 2024-11-25 Hande Dong , Jiayi Lin , Yanlin Wang , Yichong Leng , Jiawei Chen , Yutao Xie

Hashing methods have attracted much attention for large scale image retrieval. Some deep hashing methods have achieved promising results by taking advantage of the strong representation power of deep networks recently. However, existing…

计算机视觉与模式识别 · 计算机科学 2017-05-10 Jian Zhang , Yuxin Peng

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…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Chengyin Xu , Zenghao Chai , Zhengzhuo Xu , Hongjia Li , Qiruyi Zuo , Lingyu Yang , Chun Yuan

Hashing has been widely used for large-scale search due to its low storage cost and fast query speed. By using supervised information, supervised hashing can significantly outperform unsupervised hashing. Recently, discrete supervised…

信息检索 · 计算机科学 2018-10-17 Qing-Yuan Jiang , Xue Cui , Wu-Jun Li

Training large-scale image recognition models is computationally expensive. This raises the question of whether there might be simple ways to improve the test performance of an already trained model without having to re-train or fine-tune…

计算机视觉与模式识别 · 计算机科学 2018-11-27 A. Emin Orhan

With the explosive growth of image databases, deep hashing, which learns compact binary descriptors for images, has become critical for fast image retrieval. Many existing deep hashing methods leverage quantization loss, defined as distance…

计算机视觉与模式识别 · 计算机科学 2017-11-01 Yuefu Zhou , Shanshan Huang , Ya Zhang , Yanfeng Wang

Labeling objects at a subordinate level typically requires expert knowledge, which is not always available when using random annotators. As such, learning directly from web images for fine-grained recognition has attracted broad attention.…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Huafeng Liu , Chuanyi Zhang , Yazhou Yao , Xiushen Wei , Fumin Shen , Jian Zhang , Zhenmin Tang

Hashing methods have been widely used for efficient similarity retrieval on large scale image database. Traditional hashing methods learn hash functions to generate binary codes from hand-crafted features, which achieve limited accuracy…

计算机视觉与模式识别 · 计算机科学 2017-11-08 Jian Zhang , Yuxin Peng

Code retrieval, which retrieves code snippets based on users' natural language descriptions, is widely used by developers and plays a pivotal role in real-world software development. The advent of deep learning has shifted the retrieval…

软件工程 · 计算机科学 2024-12-17 Wenchao Gu , Ensheng Shi , Yanlin Wang , Lun Du , Shi Han , Hongyu Zhang , Dongmei Zhang , Michael R. Lyu

An attractive approach for fast search in image databases is binary hashing, where each high-dimensional, real-valued image is mapped onto a low-dimensional, binary vector and the search is done in this binary space. Finding the optimal…

机器学习 · 计算机科学 2015-01-23 Miguel Á. Carreira-Perpiñán , Ramin Raziperchikolaei

Many approaches to semantic image hashing have been formulated as supervised learning problems that utilize images and label information to learn the binary hash codes. However, large-scale labeled image data is expensive to obtain, thus…

计算机视觉与模式识别 · 计算机科学 2019-01-29 Vijetha Gattupalli , Yaoxin Zhuo , Baoxin Li

Our work focuses on tackling large-scale fine-grained image retrieval as ranking the images depicting the concept of interests (i.e., the same sub-category labels) highest based on the fine-grained details in the query. It is desirable to…

信息检索 · 计算机科学 2023-11-23 Xiu-Shen Wei , Yang Shen , Xuhao Sun , Peng Wang , Yuxin Peng

Deep hashing has been widely applied to large-scale image retrieval by encoding high-dimensional data points into binary codes for efficient retrieval. Compared with pairwise/triplet similarity based hash learning, central similarity based…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Zhiwei Zhang , Hanyu Peng

Image hashing is one of the fundamental problems that demand both efficient and effective solutions for various practical scenarios. Adversarial autoencoders are shown to be able to implicitly learn a robust, locality-preserving hash…

信息检索 · 计算机科学 2020-05-27 Khoa D. Doan , Saurav Manchanda , Sarkhan Badirli , Chandan K. Reddy

Hashing techniques have been applied broadly in retrieval tasks due to their low storage requirements and high speed of processing. Many hashing methods based on a single view have been extensively studied for information retrieval.…

机器学习 · 计算机科学 2020-01-07 Jun Yu , Xiao-Jun Wu , Josef Kittler

Due to their high retrieval efficiency and low storage cost, cross-modal hashing methods have attracted considerable attention. Generally, compared with shallow cross-modal hashing methods, deep cross-modal hashing methods can achieve a…

信息检索 · 计算机科学 2019-07-30 Rong-Cheng Tu , Xian-Ling Mao , Bing Ma , Yong Hu , Tan Yan , Wei Wei , Heyan Huang