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US 8,150,166 B2Granted
Methods and systems for identifying text in digital images
AssigneeSharp Laboratories of America, Inc.
InventorsToyohisa Matsuda, Richard John Campbell, Lawrence Shao-hsien Chen
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Abstract
Aspects of the present invention relate to systems, methods and devices for detection of text in an image using an initial text classification result and a verification process.
Claims10
A method for identifying text in a digital image, said method comprising:
- receiving a first feature data set comprising measurements of a first feature on a digital image;
- receiving a confidence data set related to said first feature data set, wherein said confidence data set indicates a confidence level of the measurements of said first feature data set;
- receiving digital image data related to said digital image;
- calculating a pictorial feature for said digital image data using said first feature data set and said confidence data set;
- forming a pictorial confidence image using said pictorial feature and said first feature data set;
- and
- generating a text-map based on said pictorial confidence image.
4 more elements
Dependencies are inferred from the claim text.