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Discriminative Learning of Two-Dimensional Probabilistic Context-Free Grammars for Mathematical Expression Recognition and Retrieval.
Ernesto Noya
José-Miguel Benedí
Joan-Andreu Sánchez
Dan Anitei
Published in:
IbPRIA (2022)
Keyphrases
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discriminative learning
expression recognition
generative model
facial expressions
information retrieval
probabilistic context free grammars
image database
face detection
image retrieval
object categories
feature extraction
semi supervised
face images
facial features