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Weighted PCA for improving Document Image Retrieval System based on keyword spotting accuracy.
Reza Tavoli
Ehsan Kozegar
Mohammad Shojafar
Hossein Soleimani
Zahra Pooranian
Published in:
TSP (2013)
Keyphrases
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keyword spotting
printed documents
principal component analysis
document images
image database
speech recognition
information retrieval
hidden markov models
document collections
face recognition
handwritten documents
image analysis
image retrieval
text mining
machine learning
visual features
pattern recognition
image content
character recognition
image processing