3D hand tracking in a stochastic approximation setting

Desmond Chik*, Jochen Trumpf, Nicol N. Schraudolph

*Corresponding author for this work

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

    2 Citations (Scopus)

    Abstract

    This paper introduces a hand tracking system with a theoretical proof of convergence. The tracking system follows a model-based approach and uses image-based cues, namely silhouettes and colour constancy. We show that, with the exception of a small set of parameter configurations, the cost function of our tracker has a well-behaved unique minimum. The convergence proof for the tracker relies on the convergence theory in stochastic approximation. We demonstrate that our tracker meets the sufficient conditions for stochastic approximation to hold locally. Experimental results on synthetic images generated from real hand motions show the feasibility of this approach.

    Original languageEnglish
    Title of host publicationHuman Motion - Understanding, Modeling, Capture and Animation - Second Workshop, Human Motion 2007, Proceedings
    PublisherSpringer Verlag
    Pages136-151
    Number of pages16
    ISBN (Print)9783540757023
    DOIs
    Publication statusPublished - 2007
    Event2nd Workshop on Human Motion Understanding, Modeling, Capture and Animation - Rio de Janeiro, Brazil
    Duration: 20 Oct 200720 Oct 2007

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume4814 LNCS
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference2nd Workshop on Human Motion Understanding, Modeling, Capture and Animation
    Country/TerritoryBrazil
    CityRio de Janeiro
    Period20/10/0720/10/07

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