Changes between Version 13 and Version 14 of GmImgProc


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Timestamp:
Jan 14, 2010, 7:19:50 PM (14 years ago)
Author:
alexandra.olteanu
Comment:

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  • GmImgProc

    v13 v14  
    1717 * Languages: C++
    1818
     19
     20== Goals ==
     21
     22Image processing for OCR and content extraction
     23
     24Implies a set of costly operations like:
     25        - Binarization – the resulted image is formed by two classes separated by a threshold t : foreground and background
     26        - Noise detection
     27        - Clustering for creating meta-entities (ex: characters, lines)
     28        - Detection and/or classification of page components: line, table, character, frame, image, etc
     29        - Skew Detection and correction
     30        - Geometrical distortions correction
     31        - And the list may continue
     32For this project our aim was to implement and parallelize methods for image binarization and to try different solutions to improve our results and to remove noise:
     33 Otsu 1D       
     34 Otsu 2D
     35 Niblack
     36 Color Uniformization
    1937
    2038== Steps ==
     
    5472https://docs.google.com/fileview?id=0B_-PCgaqcuLKNzkwODI5NTQtY2MzMi00M2ExLThkZTQtOTNkMGRiMmQyYzMy&hl=en
    5573
    56 == Results ==
     74== Results & Profiling ==
    5775
    5876 * Otsu1d