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Fast k-Fuzzy-Rough Cognitive Networks

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    Abstract

    Fuzzy-Rough Cognitive Networks (FRCNs) are neural networks that use rough information granules with soft boundaries to perform the classification process. Unlike other neural systems, FRCNs are lazy learners in the sense that we can build the whole model when classifying a new instance. This is possible because the weight matrix connecting the neurons is prescriptively programmed. Similar to other lazy learners, the processing time of FRCNs notably increases with the number of instances in the training set, while their performance deteriorates in noisy environments. Aiming at coping with these issues, this paper presents a new FRCN-based algorithm termed Fast k-Fuzzy-Rough Cognitive Network. This variant employs a multi-thread approach for building the information granules as computed by k-fuzzy-rough sets. Numerical simulations on 35 classification datasets show a notable reduction on FRCNs' processing time, while also delivering competitive results when compared to other lazy learners in noisy environments.

    Original languageEnglish
    Title of host publication2020 International Joint Conference on Neural Networks, IJCNN 2020 - Proceedings
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781728169262
    DOIs
    Publication statusPublished - Jul 2020
    Event2020 International Joint Conference on Neural Networks, IJCNN 2020 - Virtual, Glasgow, United Kingdom
    Duration: 19 Jul 202024 Jul 2020

    Publication series

    NameProceedings of the International Joint Conference on Neural Networks

    Conference

    Conference2020 International Joint Conference on Neural Networks, IJCNN 2020
    Country/TerritoryUnited Kingdom
    CityVirtual, Glasgow
    Period19/07/2024/07/20

    Keywords

    • fuzzy-rough sets
    • granular cognitive mapping
    • lazy learners
    • noise
    • parallel granulation

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