3180 search results - page 189 / 636 » Knowledge-based Document Analysis |
191
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ICDAR
2009
IEEE
15 years 2 months ago
2009
IEEE
The paper describes a new approach using a Conditional Random Fields (CRFs) to extract physical and logical layouts in unconstrained handwritten letters such as those sent by indi...
133
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ICDAR
2009
IEEE
15 years 2 months ago
2009
IEEE
Functional image classification is the assignment of different image types to separate classes to optimize their rendering for reading or other specific end task, and is an import...
141
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ICDAR
2011
IEEE
14 years 3 months ago
2011
IEEE
—In this paper, we present a novel approach to search and retrieve from document image collections, without explicit recognition. Existing recognition-free approaches such as wor...
111
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ICDAR
2009
IEEE
15 years 11 months ago
2009
IEEE
We present a system that classifies pixels in a document image according to marking type such as machine print, handwriting, and noise. A segmenter module first splits an input ...
138
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ICDAR
2007
IEEE
15 years 10 months ago
2007
IEEE
We describe an unsupervised learning algorithm for extracting sparse and locally shift-invariant features. We also devise a principled procedure for learning hierarchies of invari...