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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

On-line Chinese character recognition.

January 1997 (has links)
by Jian-Zhuang Liu. / Thesis (Ph.D.)--Chinese University of Hong Kong, 1997. / Includes bibliographical references (p. 183-196). / Microfiche. Ann Arbor, Mich.: UMI, 1998. 3 microfiches ; 11 x 15 cm.
22

on-line Chinese character recognition system =: 線上中文字辨識系統. / 線上中文字辨識系統 / An on-line Chinese character recognition system =: Xian shang Zazhong wen zi bian shi xi tong. / Xian shang Zhong wen zi bian shi xi tong

January 1996 (has links)
by Law Tak Ming. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1996. / Includes bibliographical references (leaves 91-96). / by Law Tak Ming. / Chapter 1. --- INTRODUCTION --- p.1 / Chapter 1.1 --- The Structure of Chinese Characters --- p.3 / Chapter 1.1.1 --- Pixels (像素) --- p.4 / Chapter 1.1.2 --- Strokes (筆劃) --- p.4 / Chapter 1.1.3 --- Basic Stroke Types (Segment Type)基本筆劃(筆段) --- p.4 / Chapter 1.1.4 --- Compound-segment Stroke (複合筆劃) --- p.5 / Chapter 1.1.5 --- Total Stroke types --- p.6 / Chapter 1.1.6 --- Stroke Sequence (筆順) --- p.6 / Chapter 1.1.7 --- Segments as Basic Features --- p.7 / Chapter 1.1.8 --- Geographic Structure of Components --- p.7 / Chapter 1.2 --- Stroke Distribution of Chinese Characters --- p.10 / Chapter 1.3 --- Radical --- p.10 / Chapter 1.4 --- The Comparison between ON-line and Off-line Chinese Character Recognition Approach --- p.11 / Chapter 1.5 --- Commercial Product Comparison --- p.14 / Chapter 1.6 --- Related Works --- p.17 / Chapter 1.7 --- Objectives --- p.29 / Chapter 2. --- PREPROCESSING --- p.31 / Chapter 2.1 --- Smoothing and Sampling --- p.32 / Chapter 2.2 --- Interpolation --- p.34 / Chapter 2.3 --- DEHOOKING --- p.37 / Chapter 2.4 --- Stroke Segmentation --- p.39 / Chapter 3. --- DATA LEARNING --- p.41 / Chapter 3.1 --- Definition of Terms --- p.41 / Chapter 3.2 --- Definition of Direction type --- p.42 / Chapter 3.3 --- Data Base Structure --- p.43 / Chapter 3.4 --- Learning Algorithms of Segments --- p.45 / Chapter 3.4.1 --- Learning of the Coordinates --- p.48 / Chapter 3.4.2 --- Learning of Direction Type --- p.48 / Chapter 3.4.3 --- Learning of Slope Angle --- p.50 / Chapter 3.5 --- Learning of the Tolerance of Coordinate --- p.50 / Chapter 3.6 --- Stroke Relation Coding --- p.51 / Chapter 4. --- PRECLASSIFICATION --- p.54 / Chapter 4.1 --- Decision Path Classification --- p.56 / Chapter 4.2 --- First-Two-Ending-One Classification Method --- p.57 / Chapter 4.3 --- Stroke Type Matching Algorithm --- p.61 / Chapter 5. --- RECOGNITION STAGE --- p.64 / Chapter 5.1 --- Connected Strokes Handling --- p.65 / Chapter 5.2 --- Stroke Sequence Free Matching Algorithm --- p.70 / Chapter 5.3 --- Preliminary Character Distance Measure --- p.72 / Chapter 5.4 --- Detailed Matching Techniques --- p.74 / Chapter 5.5 --- Segments Sequence Within a Compound-segment Stroke Compatibility --- p.75 / Chapter 5.5.1 --- Length and Slope Orientation Similarities --- p.78 / Chapter 5.5.2 --- Segment Similarity Measure Function --- p.79 / Chapter 5.6 --- Stroke Relation Influences --- p.79 / Chapter 5.7 --- Final Character Similarity Measure --- p.81 / Chapter 6. --- RESULTS AND CONCLUSIONS --- p.83 / Chapter 6.1 --- Experiment Results --- p.83 / Chapter 6.2 --- Analysis --- p.85 / Chapter 6.3 --- Conclusion --- p.87
23

A PHIGS based interactive graphical preprocessor for spatial mechanism analysis and synthesis

Thatch, Brian R. January 1987 (has links)
This thesis presents the development and use of MECHIN, an interactive graphical preprocessor for data input to spatial mechanism analysis and synthesis codes. A goal in the development of this preprocessor is to produce a graphical data input program that is both graphics device-independent and not structured for the input of data to any particular mechanism processing program. To achieve device-independence, the proposed graphics standard PHIGS (Programmer's Hierarchical Interactive Graphics System) is used for the graphics support software. Program development strategies including screen layout and user interfaces for three-dimensional data input are discussed. The program structure is also described and presented along with a complete listing of the program code to aid in future modifications and additions. Finally, a description of the use of the program is presented along with several examples of mechanism data input for synthesis and analysis. / Master of Science
24

Interface design for a Chinese database system.

January 1995 (has links)
Lee Fu Wing. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1995. / Includes bibliographical references (leaves 96-104). / Abstract --- p.i / Chapter 1. --- Introduction --- p.1 / Chapter 1.1 --- Background --- p.1 / Chapter 1.2 --- The contribution of this project --- p.3 / Chapter 1.3 --- Scope of Thesis --- p.3 / Chapter 2. --- Background Study --- p.4 / Chapter 2.1 --- Related works of General DBMS User Interface --- p.4 / Chapter 2.1.1 --- Linear System --- p.4 / Chapter 2.1.2 --- Form-Based System --- p.6 / Chapter 2.1.3 --- Other Approaches --- p.8 / Chapter 2.2 --- Related works of Chinese System --- p.9 / Chapter 2.2.1 --- Artificial Natural Language --- p.9 / Chapter 2.2.2 --- """Chinesized"" English Database Query Language" --- p.9 / Chapter 2.2.3 --- Chiq1 --- p.10 / Chapter 3. --- Design Principles --- p.11 / Chapter 3.1 --- Data Model --- p.11 / Chapter 3.2 --- Language Naturalness --- p.11 / Chapter 3.3 --- Novice Users vs Expert Users --- p.12 / Chapter 3.4 --- Practical Requirements --- p.14 / Chapter 3.4.1 --- Relational Algebra Operators --- p.15 / Chapter 3.4.2 --- Divide and Conquer Querying Strategy --- p.16 / Chapter 3.4.3 --- Unit of Operations --- p.17 / Chapter 3.4.4 --- Graphical User Interface (GUI) --- p.18 / Chapter 3.4.5 --- Direct Object Manipulation --- p.19 / Chapter 3.5 --- SQL Expressiveness --- p.19 / Chapter 4. --- Query Specification in Chinese --- p.21 / Chapter 4.1 --- Defining Elementary Operations --- p.21 / Chapter 5. --- Implementation of the System Design --- p.29 / Chapter 5.1 --- Hardware and Software Configuration --- p.29 / Chapter 5.1.1 --- Basic Components --- p.29 / Chapter 5.1.2 --- Procedures for Data Retrieval --- p.30 / Chapter 5.2 --- System Design --- p.32 / Chapter 5.2.1 --- Common Operations --- p.32 / Chapter 5.2.2 --- Select the Required Tables --- p.33 / Chapter 5.2.3 --- Performing Join --- p.35 / Chapter 5.2.4 --- Performing Restriction --- p.36 / Chapter 5.2.5 --- Performing Projection --- p.37 / Chapter 5.2.6 --- Completion of Query --- p.38 / Chapter 5.2.7 --- Other Basic Operations --- p.39 / Chapter 5.2.8 --- Set Operations --- p.40 / Chapter 5.2.9 --- Composing and Decomposing a Complex Query --- p.41 / Chapter 6. --- Query Formulation in the Interface --- p.42 / Chapter 6.1 --- Example 1 (Simple Query - Novice User) --- p.45 / Chapter 6.2 --- Example 2 (Simple Query - Expert User) --- p.65 / Chapter 6.3 --- Example 3 (Simple Query with Group-By Feature) --- p.77 / Chapter 6.4 --- Example 4 (Complex Query with Set Operations) --- p.87 / Chapter 7. --- Summary and Conclusions --- p.90 / Chapter 7.1 --- Summary of Accomplishment --- p.90 / Chapter 7.2 --- Future Work --- p.94 / Chapter 7.3 --- Conclusion --- p.95 / Chapter 8. --- References --- p.96 / Chapter 9. --- Appendix A : 66 Testing Queries --- p.105 / Chapter 10. --- Appendix B : Glossary --- p.112 / Chapter 11. --- Appendix C : Programs Listing --- p.115
25

A unified theory of flow control and routing in data communication networks

Golestaani, Seyyed Jamaaloddin January 1980 (has links)
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1980. / MICROFICHE COPY AVAILABLE IN ARCHIVES AND ENGINEERING. / Includes bibliographical references. / by Seyyed Jamaaloddin Golestaani. / Ph.D.

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