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Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. The Ottoman alphabet without diacritics and dots. Letters in the rectangles are.

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Presentation on theme: "Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. The Ottoman alphabet without diacritics and dots. Letters in the rectangles are."— Presentation transcript:

1 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. The Ottoman alphabet without diacritics and dots. Letters in the rectangles are either repeated letters or can be formulated by the other letters, and thus, they are not included in the library. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

2 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. The Ottoman word “Ensari.” Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

3 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Illustration of the Greedy approach. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

4 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Stages of the proposed segmentation and recognition approach. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

5 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Determining the line height information. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

6 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. (a) A letter, (b) angular span of the letter, and (c) distance span of the letter. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

7 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Pseudo code for graph construction. Note that the resulting graph is topologically sorted. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

8 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Graph constructed for the sample connected component shown at the upper left corner. The longest path, corresponding to the correct recognition, is indicated with straight lines. The final node is shown in gray. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

9 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Architecture of our IR framework for Ottoman archives. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

10 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Grouping recognized letters into words and mapping these words into ASCII characters. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

11 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Samples lines from our data set with different font sizes and letter thickness. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

12 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Recognition results for a sample document. In each line, the lower part includes the original script and the upper part includes the recognized letters, as recorded in the library (i.e., without dots and diacritics). Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346

13 Date of download: 6/2/2016 Copyright © 2016 SPIE. All rights reserved. Method of testing the effect of OCR errors on IR performance. Figure Legend: From: Integrated segmentation and recognition of connected Ottoman script Opt. Eng. 2009;48(11):117205-117205-12. doi:10.1117/1.3262346


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