Urdu OCR - PAN Localization

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Current Status

• We have trained 13 classes (29 Characters)

• That covers 1,367 frequent Ligatures

• There are 376 segments trained

• Accuracy for different classes

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Training Data Population • Class based incremental training – Generating combinations of characters – Adding more classes to cover more ligatures • Ligatures for training were taken out of 46K words clean corpus • 13,628 unique ligatures • Only 3,184 ligatures are frequent • Used 30 samples per ligature 14

Current Status • We have trained 13 classes (29 Characters) • That covers 1,367 frequent Ligatures • There are 376 segments trained • Accuracy for different classes 15

Page 1 and 2: Urdu OCR Ahmed Muaz Associate Devel
Page 3 and 4: Character set and Classification
Page 5 and 6: Properties of Nastaleeq Script •
Page 7 and 8: Urdu OCR development • Scope of c
Page 9 and 10: Segmentation Preprocessing • Sepa
Page 11 and 12: Segmentation II • Cutting - At se
Page 13: Recognition and Post processing •
Page 17 and 18: Future Work • Diacritic associati

Urdu OCR - PAN Localization

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