Results 11 to 20 of about 1,005,063 (328)

Influence Maximization under Fairness Budget Distribution in Online Social Networks

open access: yesMathematics, 2022
In social influence analysis, viral marketing, and other fields, the influence maximization problem is a fundamental one with critical applications and has attracted many researchers in the last decades.
Bich-Ngan T. Nguyen   +3 more
doaj   +1 more source

Multiscale Quantum Gradual Approximation Algorithm: An Optimization Algorithm With a Step-by-Step Approximation Strategy

open access: yesIEEE Access, 2020
In quantum swarm intelligence algorithms, the tunneling effect of the particles is determined by the potential energy acting on the particles. The tunneling effect of the particles affects the global search ability and convergence speed of the algorithm.
Kun Cheng, Peng Wang, Zhendong Li
doaj   +1 more source

Multiple Benefit Thresholds Problem in Online Social Networks: An Algorithmic Approach

open access: yesMathematics, 2022
An important problem in the context of viral marketing in social networks is the Influence Threshold (IT) problem, which aims at finding some users (referred to as a seed set) to begin the process of disseminating their product’s information so that the ...
Phuong N. H. Pham   +3 more
doaj   +1 more source

Leveraging Sparse Approximation for Monaural Overlapped Speech Separation From Auditory Perspective

open access: yesIEEE Access, 2023
Neuroscience suggests that the sparse behavior of a neural population underlies the mechanisms of the auditory system for monaural overlapped speech separation.
Hiroshi Sekiguchi   +2 more
doaj   +1 more source

Unsupervised Attribute Reduction Algorithm for Mixed Data Based on Fuzzy Optimal Approximation Set

open access: yesMathematics, 2023
Fuzzy rough set theory has been successfully applied to many attribute reduction methods, in which the lower approximation set plays a pivotal role. However, the definition of lower approximation used has ignored the information conveyed by the upper ...
Haotong Wen, Shixin Zhao, Meishe Liang
doaj   +1 more source

Cost-effectiveness of algorithms [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
Discrete ...
Graham Farr
doaj   +1 more source

Efficient Delivery Services Sharing with Time Windows

open access: yesApplied Sciences, 2020
Delivery service sharing (DSS) has made an important contribution in the optimization of daily order delivery applications. Existing DSS algorithms introduce two major limitations.
Wanyuan Wang, Hansi Tao, Yichuan Jiang
doaj   +1 more source

Efficient Algorithms for Max-Weighted Point Sweep Coverage on Lines

open access: yesSensors, 2021
As an important application of wireless sensor networks (WSNs), deployment of mobile sensors to periodically monitor (sweep cover) a set of points of interest (PoIs) arises in various applications, such as environmental monitoring and data collection ...
Dieyan Liang, Hong Shen
doaj   +1 more source

Algorithmic approaches for network design with facility location: A survey [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2022
We consider a family of problems that combine network design and facility location. Such problems arise in many practical applications in different fields such as telecommunications, transportation networks, logistic, and energy supply networks.
Mohsen Rezapour
doaj   +1 more source

Approximating $k$-Median via Pseudo-Approximation [PDF]

open access: yes, 2012
We present a novel approximation algorithm for $k$-median that achieves an approximation guarantee of $1+\sqrt{3}+\epsilon$, improving upon the decade-old ratio of $3+\epsilon$.
Li, Shi, Svensson, Ola
core   +1 more source

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