Dimensionality reduction for data visualization

Samuel Kaski, Jaakko Peltonen

    Research output: Contribution to journalArticleScientificpeer-review

    53 Citations (Scopus)

    Abstract

    Dimensionality reduction is one of the basic operations in the toolbox of data analysts and designers of machine learning and pattern recognition systems. Given a large set of measured variables but few observations, an obvious idea is to reduce the degrees of freedom in the measurements by representing them with a smaller set of more condensed variables. Another reason for reducing the dimensionality is to reduce computational load in further processing. A third reason is visualization.

    Original languageEnglish
    Article number5714379
    Pages (from-to)100-104
    Number of pages5
    JournalIEEE Signal Processing Magazine
    Volume28
    Issue number2
    DOIs
    Publication statusPublished - 2011
    Publication typeA1 Journal article-refereed

    Keywords

    • Data models
    • Data visualization
    • Information retrieval
    • Machine learning
    • Manifolds
    • Probabilistic logic
    • Visualization

    Publication forum classification

    • No publication forum level

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