text appears in both clear and shadowed areas
text extraction invariant to intensity
text appears in variable background
text extraction invariant to intensity
photo shows a vin number tag behind a car's windscreen
vin characters & numbers segmented
The ocr result on the raw vin tag photo using ocr.com shown at the bottom reads:
UM28E17N200148047~
The ocr result on the enhanced vin tag photo using ocr.com shown at the bottom reads:
JMZSE17N200148047~
barcode detection and reading from real time video feeds
barcode and text segmentation and reading from mobile phone photos
Background suppression in document processing using hyper-connected attribute filters. All images are from the following article:
Georgios K. Ouzounis and Michael H. F. Wilkinson. "Hyperconnected Attribute Filters Based on k-Flat Zones", IEEE Transactions on Pattern Analysis and Machine Intelligence, Volume: 33 , Issue: 2 , Pages: 224 - 239, Feb. 2011. DOI: 10.1109/TPAMI.2010.74