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Listar por palabra clave "Keyword spotting"

RiuNet: Repositorio Institucional de la Universidad Politécnica de Valencia

Listar por palabra clave "Keyword spotting"

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    HMM word graph based keyword spotting in handwritten document images 
    Toselli, Alejandro Héctor; Vidal, Enrique; Romero, Verónica; Frinken, Volkmar (Elsevier, 2016)
    [EN] Line-level keyword spotting (KWS) is presented on the basis of frame-level word posterior probabilities. These posteriors are obtained using word graphs derived from the recogni- tion process of a full-fledged ...
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    Lexicon-based probabilistic indexing of handwritten text images 
    Vidal, Enrique; Toselli, Alejandro Héctor; Puigcerver, Joan (Springer-Verlag, 2023-08)
    [EN] Keyword Spotting (KWS) is here considered as a basic technology for Probabilistic Indexing (PrIx) of large collections of handwritten text images to allow fast textual access to the contents of these collections. Under ...
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    Probabilistic multi-word spotting in handwritten text images 
    Toselli, Alejandro Héctor; Vidal, Enrique; Puigcerver, Joan; Noya-García, Ernesto (Springer-Verlag, 2019-05-02)
    [EN] Keyword spotting techniques are becoming cost-effective solutions for information retrieval in handwritten documents. We explore the extension of the single-word, line-level probabilistic indexing approach described ...
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    Querying out-of-vocabulary words in lexicon-based keyword spotting 
    Puigcerver, Joan; Toselli, Alejandro Héctor; Vidal, Enrique (Springer Verlag (Germany), 2016-02)
    [EN] Lexicon-based handwritten text keyword spotting (KWS) has proven to be a faster and more accurate alternative to lexicon-free methods. Nevertheless, since lexicon-based KWS relies on a predefined vocabulary, fixed in ...
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    Two Methods to Improve Confidence Scores for Lexicon-Free Word Spotting in Handwritten Text 
    Toselli, Alejandro Héctor; Puigcerver, Joan; Vidal, Enrique (IEEE, 2016-10-23)
    [EN] Two methods are presented to improve word confidence scores for Line-Level Query-by-String Lexicon-Free Keyword Spotting (KWS) in handwritten text images. The first one approaches true relevance probabilities by means ...