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Nowadays, intrusion detection systems based on deep learning deliver state-of-the-art performance. However, recent research has shown that specially crafted perturbations, called adversarial examples, are capable of significantly reducing…

密码学与安全 · 计算机科学 2022-10-31 Islam Debicha , Richard Bauwens , Thibault Debatty , Jean-Michel Dricot , Tayeb Kenaza , Wim Mees

Discrepancy between training and testing domains is a fundamental problem in the generalization of machine learning techniques. Recently, several approaches have been proposed to learn domain invariant feature representations through…

机器学习 · 统计学 2019-03-18 Yitong Li , Michael Murias , Samantha Major , Geraldine Dawson , David E. Carlson

Numerous techniques have been proposed for generating adversarial examples in white-box settings under strict Lp-norm constraints. However, such norm-bounded examples often fail to align well with human perception, and only a few methods…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Abdullah Al Nomaan Nafi , Habibur Rahaman , Zafaryab Haider , Tanzim Mahfuz , Fnu Suya , Swarup Bhunia , Prabuddha Chakraborty

Deep supervised hashing for image retrieval has attracted researchers' attention due to its high efficiency and superior retrieval performance. Most existing deep supervised hashing works, which are based on pairwise/triplet labels, suffer…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Ming Zhang , Hong Yan

Transferring knowledge from prior source tasks in solving a new target task can be useful in several learning applications. The application of transfer poses two serious challenges which have not been adequately addressed. First, the agent…

人工智能 · 计算机科学 2020-09-23 Janarthanan Rajendran , Aravind Srinivas , Mitesh M. Khapra , P Prasanna , Balaraman Ravindran

Deep neural networks are known to be extremely vulnerable to adversarial examples under white-box setting. Moreover, the malicious adversaries crafted on the surrogate (source) model often exhibit black-box transferability on other models…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Xiaosen Wang , Xuanran He , Jingdong Wang , Kun He

Unsupervised domain adaptation addresses the problem of transferring knowledge from a well-labeled source domain to an unlabeled target domain where the two domains have distinctive data distributions. Thus, the essence of domain adaptation…

计算机视觉与模式识别 · 计算机科学 2020-04-28 Li Jingjing , Chen Erpeng , Ding Zhengming , Zhu Lei , Lu Ke , Shen Heng Tao

Human Activity Recognition (HAR) plays a crucial role in various applications such as human-computer interaction and healthcare monitoring. However, challenges persist in HAR models due to the data distribution differences between training…

机器学习 · 计算机科学 2024-09-04 Xiaozhou Ye , Kevin I-Kai Wang

Distributed systems often serve dynamic workloads and resource demands evolve over time. Such a temporal behavior stands in contrast to the static and demand-oblivious nature of most data structures used by these systems. In this paper, we…

分布式、并行与集群计算 · 计算机科学 2024-11-19 Arash Pourdamghani , Chen Avin , Robert Sama , Maryam Shiran , Stefan Schmid

Diffusion Probabilistic Models (DPMs) have demonstrated substantial promise in image generation tasks but heavily rely on the availability of large amounts of training data. Previous works, like GANs, have tackled the limited data problem…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Xiyu Wang , Baijiong Lin , Daochang Liu , Chang Xu

Instance Search (INS) is a fundamental problem for many applications, while it is more challenging comparing to traditional image search since the relevancy is defined at the instance level. Existing works have demonstrated the success of…

计算机视觉与模式识别 · 计算机科学 2017-01-30 Jingkuan Song , Tao He , Lianli Gao , Xing Xu , Heng Tao Shen

Due to its effectivity and efficiency, deep hashing approaches are widely used for large-scale visual search. However, it is still challenging to produce compact and discriminative hash codes for images associated with multiple semantics…

计算机视觉与模式识别 · 计算机科学 2021-07-26 Zhengyang Yu , Song Wu , Zhihao Dou , Erwin M. Bakker

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

Hashing methods have been widely investigated for fast approximate nearest neighbor searching in large data sets. Most existing methods use binary vectors in lower dimensional spaces to represent data points that are usually real vectors of…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Dayong Tian , Dacheng Tao

Transfer learning has emerged as a powerful methodology for adapting pre-trained deep neural networks on image recognition tasks to new domains. This process consists of taking a neural network pre-trained on a large feature-rich source…

机器学习 · 计算机科学 2021-04-27 Francisco Utrera , Evan Kravitz , N. Benjamin Erichson , Rajiv Khanna , Michael W. Mahoney

Deep learning has become the leading approach to assisted target recognition. While these methods typically require large amounts of labeled training data, domain adaptation (DA) or transfer learning (TL) enables these algorithms to…

计算机视觉与模式识别 · 计算机科学 2021-01-29 Deborah Weeks , Samuel Rivera

Adversarial training is a useful approach to promote the learning of transferable representations across the source and target domains, which has been widely applied for domain adaptation (DA) tasks based on deep neural networks. Until very…

机器学习 · 计算机科学 2020-03-31 Zeya Wang , Baoyu Jing , Yang Ni , Nanqing Dong , Pengtao Xie , Eric P. Xing

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…

计算机视觉与模式识别 · 计算机科学 2016-09-29 Shifeng Zhang , Jianmin Li , Jinma Guo , Bo Zhang

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,…

信息检索 · 计算机科学 2019-04-19 Xianglong Liu , Lei Huang , Cheng Deng , Bo Lang , Dacheng Tao

Domain adaptation is a potential method to train a powerful deep neural network, which can handle the absence of labeled data. More precisely, domain adaptation solving the limitation called dataset bias or domain shift when the training…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Thai-Vu Nguyen , Anh Nguyen , Nghia Le , Bac Le