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Discovery of nodes and content in large-scale distributed systems is generally based on Kademlia, today. Understanding Kademlia-type systems to improve their performance is essential for maintaining a high service quality for an increased…

网络与互联网体系结构 · 计算机科学 2014-08-14 Hani Salah , Stefanie Roos , Thorsten Strufe

The exponential growth of volume, variety and velocity of data is raising the need for investigations of automated or semi-automated ways to extract useful patterns from the data. It requires deep expert knowledge and extensive…

机器学习 · 计算机科学 2020-07-22 Abbas Raza Ali , Marcin Budka , Bogdan Gabrys

Understanding consumer preferences is essential to product design and predicting market response to these new products. Choice-based conjoint analysis is widely used to model user preferences using their choices in surveys. However,…

Topic evolution modeling has been researched for a long time and has gained considerable interest. A state-of-the-art method has been recently using word modeling algorithms in combination with community detection mechanisms to achieve…

计算与语言 · 计算机科学 2019-12-17 Patrick Kiss , Elaheh Momeni

Face detection has witnessed significant progress due to the advances of deep convolutional neural networks (CNNs). Its central issue in recent years is how to improve the detection performance of tiny faces. To this end, many recent works…

计算机视觉与模式识别 · 计算机科学 2019-05-27 Faen Zhang , Xinyu Fan , Guo Ai , Jianfei Song , Yongqiang Qin , Jiahong Wu

Data is of high quality if it is fit for its intended use. The quality of data is influenced by the underlying data model and its quality. One major quality problem is the heterogeneity of data as quality aspects such as understandability…

机器学习 · 计算机科学 2021-11-15 Viola Wenz , Arno Kesper , Gabriele Taentzer

For any stream of time-stamped edges that form a dynamic network, an important choice is the aggregation granularity that an analyst uses to bin the data. Picking such a windowing of the data is often done by hand, or left up to the…

社会与信息网络 · 计算机科学 2017-02-28 Benjamin Fish , Rajmonda S. Caceres

The success of modern machine learning hinges on access to high-quality training data. In many real-world scenarios, such as acquiring data from public repositories or sharing across institutions, data is naturally organized into discrete…

机器学习 · 计算机科学 2025-12-25 Xiaona Zhou , Yingyan Zeng , Ran Jin , Ismini Lourentzou

We propose a novel model-selection method for dynamic networks. Our approach involves training a classifier on a large body of synthetic network data. The data is generated by simulating nine state-of-the-art random graph models for dynamic…

社会与信息网络 · 计算机科学 2024-05-28 Lourens Touwen , Doina Bucur , Remco van der Hofstad , Alessandro Garavaglia , Nelly Litvak

Dataset distillation is attracting more attention in machine learning as training sets continue to grow and the cost of training state-of-the-art models becomes increasingly high. By synthesizing datasets with high information density,…

Retrieving similar images from a large dataset based on the image content has been a very active research area and is a very challenging task. Studies have shown that retrieving similar images based on their shape is a very effective…

计算机视觉与模式识别 · 计算机科学 2014-06-17 Jamil Ahmad , Zahoor Jan , Zia-ud-Din , Shoaib Muhammad Khan

Evaluation of link prediction methods is a hard task in very large complex networks because of the inhibitive computational cost. By setting a lower bound of the number of common neighbors (CN), we propose a new framework to efficiently and…

物理与社会 · 物理学 2016-05-04 Wei Cui , Cunlai Pu , Zhongqi Xu

Joining trajectory datasets is a significant operation in mobility data analytics and the cornerstone of various methods that aim to extract knowledge out of them. In the era of Big Data, the production of mobility data has become massive…

数据库 · 计算机科学 2020-02-07 Panagiotis Tampakis , Christos Doulkeridis , Nikos Pelekis , Yannis Theodoridis

To unravel the driving patterns of networks, the most popular models rely on community detection algorithms. However, these approaches are generally unable to reproduce the structural features of the network. Therefore, attempts are always…

社会与信息网络 · 计算机科学 2022-09-07 Martina Contisciani , Hadiseh Safdari , Caterina De Bacco

Link prediction is an open problem in the complex network, which attracts much research interest currently. However, little attention has been paid to the relation between network structure and the performance of prediction methods. In…

社会与信息网络 · 计算机科学 2014-10-28 Xu Feng , Jichang Zhao , Ke Xu

To efficiently select optimal dataset combinations for enhancing multi-task learning (MTL) performance in large language models, we proposed a novel framework that leverages a neural network to predict the best dataset combinations. The…

计算与语言 · 计算机科学 2025-05-06 Zaifu Zhan , Rui Zhang

In this paper, we propose a new deep framework which predicts facial attributes and leverage it as a soft modality to improve face identification performance. Our model is an end to end framework which consists of a convolutional neural…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Fariborz Taherkhani , Nasser M. Nasrabadi , Jeremy Dawson

In order to compare and benchmark the mathematical software, the performance profiles have been introduced [1]. However, it has been proved that the algorithm is not flawless. The main issue with the performance profile is that it may rank…

最优化与控制 · 数学 2020-01-31 Rasoul Hekmati , Hanieh Mirhajianmoghadam

By drawing on large-scale online data we construct and analyze the time-varying worldwide network of professional relationships among start-ups. The nodes of this network represent companies, while the links model the flow of employees and…

A fundamental problem in the analysis of network data is the detection of network communities, groups of densely interconnected nodes, which may be overlapping or disjoint. Here we describe a method for finding overlapping communities based…

社会与信息网络 · 计算机科学 2015-03-19 Brian Ball , Brian Karrer , M. E. J. Newman
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