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Pal et al., 2001 - Google Patents

Automatic identification of english, chinese, arabic, devnagari and bangla script line

Pal et al., 2001

Document ID
3725714093112487922
Author
Pal U
Chaudhuri B
Publication year
Publication venue
Proceedings of Sixth International Conference on Document Analysis and Recognition

External Links

Snippet

In a general situation, a document page may contain several scriptforms. For optical character recognition (OCR) of such a document page, it is necessary to separate the scripts before feeding them to their individual OCR systems. An automatic technique for the …
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Classifications

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    • G06K9/62—Methods or arrangements for recognition using electronic means
    • G06K9/68—Methods or arrangements for recognition using electronic means using sequential comparisons of the image signals with a plurality of references in which the sequence of the image signals or the references is relevant, e.g. addressable memory
    • G06K9/6807—Dividing the references in groups prior to recognition, the recognition taking place in steps; Selecting relevant dictionaries
    • G06K9/6814—Dividing the references in groups prior to recognition, the recognition taking place in steps; Selecting relevant dictionaries according to the graphical properties
    • G—PHYSICS
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    • G06K9/32—Aligning or centering of the image pick-up or image-field
    • G06K9/3233—Determination of region of interest
    • G06K9/325—Detection of text region in scene imagery, real life image or Web pages, e.g. licenses plates, captions on TV images
    • G—PHYSICS
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    • G06K9/20—Image acquisition
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    • G06K9/342—Cutting or merging image elements, e.g. region growing, watershed, clustering-based techniques
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    • G—PHYSICS
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    • G06K9/32—Aligning or centering of the image pick-up or image-field
    • G06K9/3275—Inclination (skew) detection or correction of characters or of image to be recognised
    • G06K9/3283—Inclination (skew) detection or correction of characters or of image to be recognised of characters or characters lines
    • G—PHYSICS
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    • G06K9/2054—Selective acquisition/locating/processing of specific regions, e.g. highlighted text, fiducial marks, predetermined fields, document type identification
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    • G06K9/03—Detection or correction of errors, e.g. by rescanning the pattern
    • G06K9/033—Detection or correction of errors, e.g. by rescanning the pattern with the intervention of an operator
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    • G06K9/72—Methods or arrangements for recognition using electronic means using context analysis based on the provisionally recognized identity of a number of successive patterns, e.g. a word
    • G—PHYSICS
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    • G06K9/6217—Design or setup of recognition systems and techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
    • G—PHYSICS
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    • G06K2209/00—Indexing scheme relating to methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
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    • G—PHYSICS
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    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00852—Recognising whole cursive words

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