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Sensor networks are vulnerable to \emph{false data injection attack} and \emph{path-based DoS} (PDoS) attack. While conventional authentication schemes are insufficient for solving these security conflicts, an \emph{en-route filtering}…

网络与互联网体系结构 · 计算机科学 2009-11-24 Chia-Mu Yu , Chun-Shien Lu , Sy-Yen Kuo

In the context of classification problems, Deep Learning (DL) approaches represent state of art. Many DL approaches are based on variations of standard multi-layer feed-forward neural networks. These are also referred to as deep networks.…

机器学习 · 计算机科学 2023-11-21 Andrea Apicella , Francesco Isgrò , Roberto Prevete

An ad hoc network is a self-organizing network with help of Access Point (AP) of wireless links connecting nodes to another. The nodes can communicate without infrastructure network. They form an random topology (BSS/ESS), where the nodes…

密码学与安全 · 计算机科学 2013-07-17 K. Karnavel , A. Baladhandayutham

Hashing is one of the most popular and powerful approximate nearest neighbor search techniques for large-scale image retrieval. Most traditional hashing methods first represent images as off-the-shelf visual features and then produce…

计算机视觉与模式识别 · 计算机科学 2016-12-13 Xiaofang Wang , Yi Shi , Kris M. Kitani

Learning-based binary hashing has become a powerful paradigm for fast search and retrieval in massive databases. However, due to the requirement of discrete outputs for the hash functions, learning such functions is known to be very…

机器学习 · 计算机科学 2017-08-15 Bo Dai , Ruiqi Guo , Sanjiv Kumar , Niao He , Le Song

A Unitychain is a novel blockchain-like structure that drastically improves transaction scalability and security while maintaining ongoing network performance, even if participating nodes are required to perform a new Distributed Key…

密码学与安全 · 计算机科学 2021-01-22 Joshua D. Tobkin

In this paper, we propose a novel hash learning approach that has the following main distinguishing features, when compared to past frameworks. First, the codewords are utilized in the Hamming space as ancillary techniques to accomplish its…

机器学习 · 计算机科学 2019-02-26 Yinjie Huang , Michael Georgiopoulos , Georgios C. Anagnostopoulos

Bayesian neural networks provide a direct and natural way to extend standard deep neural networks to support probabilistic deep learning through the use of probabilistic layers that, traditionally, encode weight (and bias) uncertainty. In…

机器学习 · 计算机科学 2021-07-16 Daniel T. Chang

Cayley hash functions are based on a simple idea of using a pair of semigroup elements, A and B, to hash the 0 and 1 bit, respectively, and then to hash an arbitrary bit string in the natural way, by using multiplication of elements in the…

密码学与安全 · 计算机科学 2024-02-09 Vladimir Shpilrain , Bianca Sosnovski

Hash tables are used in a plethora of applications, including database operations, DNA sequencing, string searching, and many more. As such, there are many parallelized hash tables targeting multicore, distributed, and accelerator-based…

分布式、并行与集群计算 · 计算机科学 2021-04-05 Alok Tripathy , Oded Green

This paper addresses the problem of learning binary hash codes for large scale image search by proposing a novel hashing method based on deep neural network. The advantage of our deep model over previous deep model used in hashing is that…

计算机视觉与模式识别 · 计算机科学 2015-08-31 Thanh-Toan Do , Anh-Zung Doan , Ngai-Man Cheung

In the growing world of the internet, the number of ways to obtain crucial data such as passwords and login credentials, as well as sensitive personal information has expanded. Page impersonation, often known as phishing, is one method of…

密码学与安全 · 计算机科学 2022-09-07 Aman Rangapur , Tarun Kanakam , Dhanvanthini P

When neural networks are trained to classify a dataset, one finds a set of weights from which the network produces a label for each data point. We study the algorithmic complexity of finding a collision in a single-layer neural net, where a…

Answer selection is an important subtask of question answering (QA), where deep models usually achieve better performance. Most deep models adopt question-answer interaction mechanisms, such as attention, to get vector representations for…

计算与语言 · 计算机科学 2019-05-28 Dong Xu , Wu-Jun Li

The blockchain system has emerged as one of the focal points of research in recent years, particularly in applications and services such as cryptocurrencies and smart contracts. In this context, the hash value serves as a crucial element in…

密码学与安全 · 计算机科学 2025-01-08 Abel C. H. Chen

Learning a hashing function for cross-media search is very desirable due to its low storage cost and fast query speed. However, the data crawled from Internet cannot always guarantee good correspondence among different modalities which…

计算机视觉与模式识别 · 计算机科学 2015-02-26 Yun Gu , Haoyang Xue , Jie Yang

Giving provable guarantees for learning neural networks is a core challenge of machine learning theory. Most prior work gives parameter recovery guarantees for one hidden layer networks, however, the networks used in practice have multiple…

机器学习 · 计算机科学 2020-02-21 Surbhi Goel , Rina Panigrahy

Neural Networks (NNs) are the method of choice for building learning algorithms. Their popularity stems from their empirical success on several challenging learning problems. However, most scholars agree that a convincing theoretical…

数值分析 · 数学 2021-01-01 Ronald DeVore , Boris Hanin , Guergana Petrova

When applying machine learning to sensitive data, one has to find a balance between accuracy, information security, and computational-complexity. Recent studies combined Homomorphic Encryption with neural networks to make inferences while…

机器学习 · 计算机科学 2019-06-07 Alon Brutzkus , Oren Elisha , Ran Gilad-Bachrach

This paper presents a simple yet effective supervised deep hash approach that constructs binary hash codes from labeled data for large-scale image search. We assume that the semantic labels are governed by several latent attributes with…

计算机视觉与模式识别 · 计算机科学 2017-02-15 Huei-Fang Yang , Kevin Lin , Chu-Song Chen