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    12 results 1 2
    Université de Fribourg

    Une approche uniforme pour la reconnaissance de la structure physique de documents composites fondée sur l'analyse des espaces

    Azokly, Antoine Sourou ; Ingold, Rolf (Dir.) ; Stamon, Georges (Codir.)

    Thèse de doctorat : Université de Fribourg : 1995 ; 1105.

    We present in this thesis a uniform approach to recognize the physical structure of printed documents that may contain various kinds of blocks: we call such documents composite documents. After an introduction to the subject of this thesis, we present first the state of the art in the field of document recognition. In this part, we present models and standards used to represent document...

    Université de Fribourg

    Content-based image retrieval using hand-drawn sketches and local features : a study on visual dissimilarity

    Banfi, Folco ; Ingold, Rolf (Dir.)

    Thèse de doctorat : Université de Fribourg : 2000 ; no 1312.

    This thesis addresses the question of content-based image retrieval (CBIR) in heterogeneous databases. In an analysis of the existing CBIR tools that was done at the beginning of this work, we have shown that there was room for improvement in three key areas: query form, image and query representation, and computation of similarity. This analysis led us to studying the usability of a method for...

    12 results 1 2