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- research-articleOctober 2024
A dual-topological graph memory network for anti-noise multivariate time series forecasting
Information Sciences: an International Journal (ISCI), Volume 681, Issue Chttps://doi.org/10.1016/j.ins.2024.121253AbstractMultivariate time series (MTS) forecasting plays an essential role in the automation and optimization process of intelligent applications. However, capturing correlations and dependencies among variables in MTS data remains a major challenge for ...
- research-articleOctober 2024
Relation coarsest partition method to observability of probabilistic Boolean networks
Information Sciences: an International Journal (ISCI), Volume 681, Issue Chttps://doi.org/10.1016/j.ins.2024.121221AbstractUsing the relational coarsest partition (RCP) method, this article aims to study the observability problem of probabilistic Boolean networks (PBNs). The key step to solving this problem is to find the parallel cycle and the coarsest refinement ...
- research-articleOctober 2024
Inductive link prediction on temporal networks through causal inference
Information Sciences: an International Journal (ISCI), Volume 681, Issue Chttps://doi.org/10.1016/j.ins.2024.121202AbstractThe aim of inductive temporal link prediction is to forecast future edges associated with nodes unseen during training, which is a crucial task in the field of temporal network analysis. Existing methods mainly make predictions by learning from ...
- research-articleSeptember 2024
Finite/fixed-time cluster synchronization for directed and multiplex coupled dynamic networks
Information Sciences: an International Journal (ISCI), Volume 679, Issue Chttps://doi.org/10.1016/j.ins.2024.121136AbstractThis article deals with finite/fixed-time cluster synchronization (FnTCS/FdTCS) issue for directed and multiplex coupled dynamic networks (MCDNs). Finite/fixed-time synchronization of multiplex networks has become a popular research topic, which ...
- research-articleSeptember 2024
Identifying vital nodes through augmented random walks on higher-order networks
Information Sciences: an International Journal (ISCI), Volume 679, Issue Chttps://doi.org/10.1016/j.ins.2024.121067AbstractEmpirical networks possess considerable heterogeneity of node connections, resulting in a small portion of nodes playing crucial roles in network structure and function. Yet, how to characterize nodes' influence and identify vital nodes is by far ...
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- research-articleSeptember 2024
Edge conditional node update graph neural network for multivariate time series anomaly detection
Information Sciences: an International Journal (ISCI), Volume 679, Issue Chttps://doi.org/10.1016/j.ins.2024.121062AbstractWith the rapid advancement in cyber-physical systems, the increasing number of sensors has significantly complicated manual monitoring of system states. Consequently, graph-based time series anomaly detection methods have gained attention due to ...
Graphical abstract - research-articleJune 2023
Stability of stochastic delayed multi-links complex network with semi-Markov switched topology: A time-varying hybrid aperiodically intermittent control strategy
Information Sciences: an International Journal (ISCI), Volume 630, Issue CPages 623–646https://doi.org/10.1016/j.ins.2022.11.061AbstractThis paper is concerned with the stability analysis of stochastic delayed multi-links complex networks with semi-Markov switched topology (SDMNST). It ought to be highlighted that a time-varying hybrid aperiodically intermittent ...
- research-articleApril 2023
Complex dynamic analysis of a reaction-diffusion network information propagation model with non-smooth control
Information Sciences: an International Journal (ISCI), Volume 622, Issue CPages 1141–1161https://doi.org/10.1016/j.ins.2022.12.013AbstractRumors do the social’s perception seal, leaving people untouched with the true thing. Since the harmfulness of rumors is well known, in order to cut off the net of rumors and make the society run in order, it is necessary to have a deeper ...
- research-articleSeptember 2022
The random walk-based gravity model to identify influential nodes in complex networks
Information Sciences: an International Journal (ISCI), Volume 609, Issue CPages 1706–1720https://doi.org/10.1016/j.ins.2022.07.084AbstractThe identification of influential nodes in complex networks has been a topic of immense interest. In most cases, the local approach represented by degree centrality performs well but has limitations when dealing with the bridge nodes. ...
- research-articleAugust 2022
OCSM : Finding overlapping cohesive subgraphs with minimum degree
Information Sciences: an International Journal (ISCI), Volume 607, Issue CPages 585–602https://doi.org/10.1016/j.ins.2022.06.020AbstractCohesive subgraph discovery in a network is one of the fundamental problems and investigated for several decades. In this paper, we propose the Overlapping Cohesive Subgraphs with Minimum degree (OCSM) problem which combines three key ...
- research-articleJanuary 2022
Robust set stability of probabilistic Boolean networks under general stochastic function perturbation
Information Sciences: an International Journal (ISCI), Volume 582, Issue CPages 833–849https://doi.org/10.1016/j.ins.2021.10.035AbstractThis paper concentrates on the impact of stochastic function perturbation (SFP) on the set stability of PBNs. The problem of robust set stability is divided into two cases, and they are respectively the perturbed column of the ...
- research-articleNovember 2021
The identification of crucial spreaders in complex networks by effective gravity model
Information Sciences: an International Journal (ISCI), Volume 578, Issue CPages 725–749https://doi.org/10.1016/j.ins.2021.08.026AbstractA complex network is a network that has the characteristics of small world, clustering, and power-law distribution. The discovery of crucial spreaders, as one of the significant research directions in complex networks, is mainly used ...
- articleOctober 2021
Sparsity of weighted networks: Measures and applications
Information Sciences: an International Journal (ISCI), Volume 577, Issue CPages 557–578https://doi.org/10.1016/j.ins.2021.06.090AbstractA majority of real life networks are weighted and sparse. The present article aims at characterization of weighted networks based on sparsity, as an indicator of inherent diversity of different network parameters. The measure called s...
- research-articleOctober 2021
A network embedding-enhanced Bayesian model for generalized community detection in complex networks
Information Sciences: an International Journal (ISCI), Volume 575, Issue CPages 306–322https://doi.org/10.1016/j.ins.2021.06.020AbstractCommunity detection has been a significant and long-standing task in network analysis. While existing methods tend to focus on the assortative structure where communities are densely connected internally, in reality other kinds of network ...
- research-articleMay 2020
Combinatorial trace method for network immunization
Information Sciences: an International Journal (ISCI), Volume 519, Issue CPages 215–228https://doi.org/10.1016/j.ins.2020.01.037AbstractImmunizing a subset of nodes in a network - enabling them to identify and withstand the spread of harmful content - is one of the most effective ways to counter the spread of malicious content. It has applications in network security, ...
- research-articleFebruary 2020
Tensor-based mathematical framework and new centralities for temporal multilayer networks
Information Sciences: an International Journal (ISCI), Volume 512, Issue CPages 563–580https://doi.org/10.1016/j.ins.2019.09.056Highlights- A novel mathematical model, referred to as a temporal multilayer network, is proposed for exploring complex networked systems with time and space.
Although networks provide a powerful methodology to study a variety of real-world and engineered systems, their current formulation does not typically account for multiple interaction types that vary in space and time, or address ...
- research-articleAugust 2019
Hermitian normalized Laplacian matrix for directed networks
Information Sciences: an International Journal (ISCI), Volume 495, Issue CPages 175–184https://doi.org/10.1016/j.ins.2019.04.049AbstractIn this paper, we extend and generalize the spectral theory of undirected networks towards directed networks by introducing the Hermitian normalized Laplacian matrix for directed networks. In order to start, we discuss the Courant–...
- research-articleJune 2019
A Quick Inclusion-Exclusion technique
Information Sciences: an International Journal (ISCI), Volume 486, Issue CPages 20–30https://doi.org/10.1016/j.ins.2019.02.004Highlights- A Quick Inclusion-Exclusion (QIE) technique is proposed.
- The proposed QIE is ...
The reliability of modern information systems modeled as multi-state flow networks (MFNs) is a crucial concern the planning, design and control of these systems. The inclusion-exclusion technique (IET) is a popular tool for assessing ...
- research-articleSeptember 2018
Algorithms for the Minmax Regret Path problem with interval data
Information Sciences: an International Journal (ISCI), Volume 462, Issue CPages 218–241https://doi.org/10.1016/j.ins.2018.06.016AbstractThe Shortest Path in networks is an important problem incombinatorial optimization and has many applications in areas like telecommunications and transportation. It is known that this problem is easy to solve in its classic ...
- research-articleNovember 2014
Capacity factors in a point-to-point network
Information Sciences: an International Journal (ISCI), Volume 285, Issue CPages 24–34https://doi.org/10.1016/j.ins.2014.06.048In this study, we investigate some properties of capacity factors (CFs) that may affect the link failure problem in network coding. Roughly speaking, a CF is an edge set where its deletion will reduce the maximum flow, whereas deleting any proper subset ...