degrade_density: Degrade PDF quality by manipulating pixel density
In jacob-ogre/ocrerrors: Find Optical Character Recognition Errors and Corrections
Description
Usage
Arguments
Value
See Also
Examples
Description
Low-resolution image-based PDFs are particularly susceptible to OCR errors.
By simulating low-res PDFs from text-embedded PDFs we may find patterns of
OCR errors that improve post-OCR correction.
Usage
1
Arguments
file
Path to a text-embedded PDF to degrade
density
Pixel density (dpi) to render; integer
Value
A data.frame with the in and out file names and exit status
See Also
degrade_rotate degrade_fax degrade_complex degrade_blur
Examples
1
# degrade_density("PDFs/good.pdf", 150)
jacob-ogre/ocrerrors documentation built on May 18, 2019, 8:01 a.m.
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Description Usage Arguments Value See Also Examples
Description
Low-resolution image-based PDFs are particularly susceptible to OCR errors. By simulating low-res PDFs from text-embedded PDFs we may find patterns of OCR errors that improve post-OCR correction.
Usage
1 |
Arguments
file |
Path to a text-embedded PDF to degrade |
density |
Pixel density (dpi) to render; integer |
Value
A data.frame with the in and out file names and exit status
See Also
degrade_rotate degrade_fax degrade_complex degrade_blur
Examples
1 | # degrade_density("PDFs/good.pdf", 150)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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