On Graph-Associated Matrices and Their Eigenvalues for Optical Character Recognition.
Miriam SchmidtGünther PalmFriedhelm SchwenkerPublished in: ANNPR (2012)
Keyphrases
- optical character recognition
- eigenvalues and eigenvectors
- character recognition
- text recognition
- adjacency matrix
- symmetric matrices
- document images
- singular value decomposition
- correlation matrix
- page segmentation
- character segmentation
- ocr systems
- singular values
- graph representation
- covariance matrix
- image binarization
- printed documents
- search engine
- covariance matrices
- weighted graph
- handwriting recognition
- english text
- scanned documents
- connected components
- eigendecomposition
- text regions
- machine vision
- dynamic programming
- hidden markov models
- pattern recognition
- information retrieval