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PaperNormalizationMode

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Controls whether the page image handed to OCR is first expressed relative to its local paper level, which lets the recognizer read tinted, faint, or unevenly lit scans.

using Nutrient;

Values

NameValueDescription
PaperNormalizationMode.Auto0Measures each page and normalizes only pages whose ink is shallow relative to their paper. Ordinary scans are left untouched. This is the default.
PaperNormalizationMode.Disabled1Never normalizes; OCR reads the page image as is.
PaperNormalizationMode.Enabled2Normalizes every page regardless of its measurements.