HMM word graph based keyword spotting in handwritten document images

AH Toselli, E Vidal, V Romero, V Frinken - Information Sciences, 2016 - Elsevier
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 recognition …

A probabilistic framework for lexicon-based keyword spotting in handwritten text images

E Vidal, AH Toselli, J Puigcerver - arxiv preprint arxiv:2104.04556, 2021 - arxiv.org
Query by String Keyword Spotting (KWS) is here considered as a key technology for
indexing large collections of handwritten text images to allow fast textual access to the …

A word-based naïve Bayes classifier for confidence estimation in speech recognition

A Sanchis, A Juan, E Vidal - IEEE transactions on audio …, 2011 - ieeexplore.ieee.org
Confidence estimation has been largely used in speech recognition to detect words in the
recognized sentence that have been likely misrecognized. Confidence estimation can be …

[PDF][PDF] Handwriting recognition in historical documents

A Fischer - 2012 - researchgate.net
This thesis investigates pattern recognition methods for handwriting recognition in historical
documents. The aim of these methods is to automatically extract textual content from …

Interactive handwriting recognition with limited user effort

N Serrano, A Giménez, J Civera, A Sanchis… - International Journal on …, 2014 - Springer
Transcription of handwritten text in (old) documents is an important, time-consuming task for
digital libraries. Although post-editing automatic recognition of handwritten text is feasible, it …

Hidden markov models for off-line cursive handwriting recognition

A Fischer, V Frinken, H Bunke - Handbook of Statistics, 2013 - Elsevier
Hidden Markov models nowadays belong to the most widely used statistical models for the
challenging task of handwriting recognition in document images. In this chapter, we describe …

Balancing error and supervision effort in interactive-predictive handwriting recognition

N Serrano, A Sanchis, A Juan - … of the 15th international conference on …, 2010 - dl.acm.org
An effective approach to transcribe handwritten text documents is to follow an interactive-
predictive paradigm in which both, the system is guided by the user, and the user is assisted …

Adaptation from partially supervised handwritten text transcriptions

N Serrano, D Pérez, A Sanchis, A Juan - Proceedings of the 2009 …, 2009 - dl.acm.org
An effective approach to transcribe handwritten text documents is to follow an interactive-
predictive paradigm in which both, the system is guided by the user, and the user is assisted …

[PDF][PDF] Confidence measures for error discrimination in an interactive predictive parsing framework

R Sánchez-Sáez, JA Sánchez, JM Benedí - Coling 2010: Posters, 2010 - aclanthology.org
We study the use of Confidence Measures (CM) for erroneous constituent discrimination in
an Interactive Predictive Parsing (IPP) framework. The IPP framework allows to build …

Interactive-predictive detection of handwritten text blocks

OR Terrades, N Serrano, A Gordo… - … and Retrieval XVII, 2010 - spiedigitallibrary.org
A method for text block detection is introduced for old handwritten documents. The proposed
method takes advantage of sequential book structure, taking into account layout information …