Manifold learning with iterative dimensionality photo-projection

Daniel Luckehe, Stefan Oehmcke, Oliver Kramer

    2 Citationer (Scopus)

    Abstract

    In this work, we propose a new dimensionality reduction approach for generating low-dimensional embeddings of high-dimensional data based on an iterative procedure. The data set's dimensions are sorted depending on their variance. Starting with the highest variance, the dimensions are iteratively projected onto the embedding. The projection can be seen as taking a photo from a two-dimensional motive employing a depth effect. The approach is flexible and offers numerous extensions for future work. We introduce a basic variant and illustrate it working mechanisms with numerous visualizations. The approach is experimentally analyzed on a small set of benchmark problems. Exemplary embeddings and evaluations based on the Shepard-Kruskal measure and the co-ranking matrix complement the analysis. The new approach shows competitive results in comparison to well-established dimensionality reduction methods.

    OriginalsprogEngelsk
    Titel2017 International Joint Conference on Neural Networks, IJCNN 2017 - Proceedings
    Antal sider7
    ForlagInstitute of Electrical and Electronics Engineers Inc.
    Publikationsdato30 jun. 2017
    Sider2555-2561
    Artikelnummer7966167
    ISBN (Elektronisk)9781509061815
    DOI
    StatusUdgivet - 30 jun. 2017
    Begivenhed2017 International Joint Conference on Neural Networks, IJCNN 2017 - Anchorage, USA
    Varighed: 14 maj 201719 maj 2017

    Konference

    Konference2017 International Joint Conference on Neural Networks, IJCNN 2017
    Land/OmrådeUSA
    ByAnchorage
    Periode14/05/201719/05/2017
    SponsorBrain-Mind Institute (BMI), Budapest Semester in Cognitive Science (BSCS), Intel
    NavnProceedings of the International Joint Conference on Neural Networks
    Vol/bind2017-May

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