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Character recognition systems a guide for students and practioners

Nawwaf Kharma; Cheng-Lin Liu; Ching Y Suen; M Cheriet (Mohamed)

Hoboken, N.J Wiley-Interscience c2007

Localização: IME - Inst. Matemática e Estatística    (QA862 C521c )(Acessar)

  • Título:
    Character recognition systems a guide for students and practioners
  • Autor: Nawwaf Kharma; Cheng-Lin Liu; Ching Y Suen; M Cheriet (Mohamed)
  • Assuntos: COMPUTAÇÃO GRÁFICA; RECONHECIMENTO DE PADRÕES; Optical character recognition devices; Reconnaissance optique des caract eres -- Dispositifs
  • Notas: Includes bibliographical references and index
  • Descrição: Figures. -- List of Tables. -- Preface. -- Acknowledgments. -- Acronyms. -- 1. Introduction: Character Recognition, Evolution and Development. -- 1.1 Generation and Recognition of Characters. -- 1.2 History of OCR. -- 1.3 Development of New Techniques. -- 1.4 Recent Trends and Movements. -- 1.5 Organization of the Remaining Chapters. -- References. -- 2. Tools for Image Pre Processing. -- 2.1 Generic Form Processing System. -- 2.2 A Stroke Model for Complex Background Elimination. -- 2.2.1 Global Gray Level Thresholding. -- 2.2.2 Local Gray Level Thresholding. -- 2.2.3 Local Feature Thresholding Stroke Based Model. -- 2.2.4 Choosing the Most Efficient Character Extraction Method. -- 2.2.5 Cleaning up Form Items Using Stroke Based Model. -- 2.3 A Scale Space Approach for Visual Data Extraction. -- 2.3.1 Image Regularization. -- 2.3.2 Data Extraction. -- 2.3.3 Concluding Remarks. -- 2.4 Data Pre Processing. -- 2.4.1 Smoothing and Noise Removal. -- 2.4.2 Skew Detection and Correction. -- 2.4.3 Slant Correction. -- 2.4.4 Character Normalization. -- 2.4.5 Contour Tracing/Analysis. -- 2.4.6 Thinning. -- 2.5 Chapter Summary. -- References 72. -- 3. Feature Extraction, Selection and Creation. -- 3.1 Feature Extraction. -- 3.1.1 Moments. -- 3.1.2 Histogram. -- 3.1.3 Direction Features. -- 3.1.4 Image Registration. -- 3.1.5 Hough Transform. -- 3.1.6 Line Based Representation. -- 3.1.7 Fourier Descriptors. -- 3.1.8 Shape Approximation. -- 3.1.9 Topological Features. -- 3.1.10 Linear Transforms. -- 3.1.11 Kernels. -- 3.2 Feature Selection for Pattern Classification. -- 3.2.1 Review of Feature Selection Methods. -- 3.3 Feature Creation for Pattern Classification. -- 3.3.1 Categories of Feature Creation. -- 3.3.2 Review of Feature Creation Methods. -- 3.3.3 Future Trends. -- 3.4 Chapter Summary. -- References. -- 4. Pattern Classification Methods. -- 4.1 Overview of Classification Methods. -- 4.2 Statistical Methods. -- 4.2.1 Bayes Decision Theory. -- 4.2.2 Parametri
  • Editor: Hoboken, N.J Wiley-Interscience
  • Data de criação/publicação: c2007
  • Formato: xxxi, 326 p ill 25 cm.
  • Idioma: Inglês
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  • Realização: ABCD-USP USP   Logos de Redes Sociais: Freepik

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