Lam, Hiu Man. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 84-89). / Abstracts in English and Chinese. / Chapter Chapter 1: --- Introduction --- p.1 / Chapter 1.1. --- Overview on Robotics --- p.1 / Chapter 1.2. --- Literture Review on Art-Robot --- p.1 / Chapter 1.3. --- Robot artist for Chinese Calligraphy and Paintings --- p.3 / Chapter 1.4. --- Motivation and Research Objective --- p.4 / Chapter 1.5. --- Thesis Outline --- p.5 / Chapter Chapter 2: --- Intelligent Robotic Art System --- p.6 / Chapter 2.1. --- Previous Configuration --- p.6 / Chapter 2.1.1. --- 3 DOF Manipulator --- p.7 / Chapter 2.1.2. --- Digital Image Input System --- p.7 / Chapter 2.2. --- Hardware Modification --- p.8 / Chapter 2.2.1. --- Additional Degree of Freedoms --- p.8 / Chapter 2.2.2. --- Infra-red Sensing System for Manipulator Positioning --- p.9 / Chapter 2.2.3. --- Axial-rotary Brush --- p.11 / Chapter 2.2.4. --- Interface program --- p.13 / Chapter 2.2.5. --- Vibration Reduction --- p.16 / Chapter Chapter 3: --- Skeletonization Based on Delaunay Triangulation and Bezier Interpolation --- p.18 / Chapter 3.1. --- Background Theory --- p.20 / Chapter 3.1.1. --- Smoothed Local Symmetry --- p.20 / Chapter 3.1.2. --- Delaunay Triangulation --- p.21 / Chapter 3.1.3. --- Bezier Curve --- p.23 / Chapter 3.2. --- Algorithm --- p.24 / Chapter 3.2.1. --- Edge Sampling --- p.24 / Chapter 3.2.2. --- Triangle Modification --- p.26 / Chapter 3.2.3. --- Triangle Filtering and Replacement --- p.28 / Chapter 3.2.4. --- Internal Edge Refinement --- p.30 / Chapter 3.2.5. --- Skeletal Interpolation --- p.31 / Chapter 3.3. --- Experiments --- p.32 / Chapter 3.4. --- Chapter Summary --- p.36 / Chapter Chapter 4: --- Stroke Segmentation for Chinese Words --- p.37 / Chapter 4.1. --- Rule-based Spurious Branches Removal --- p.38 / Chapter 4.1.1. --- Spurious Branch in Stroke Terminal --- p.40 / Chapter 4.1.2. --- Spurious Branch Caused by Turning Stroke --- p.42 / Chapter 4.2. --- Stroke Connectivity Determination --- p.44 / Chapter 4.2.1. --- Gradient of Medial Axis --- p.45 / Chapter 4.2.2. --- Gradient of Branch Boundary --- p.47 / Chapter 4.2.3. --- Branch Width --- p.49 / Chapter 4.2.4. --- Combined Objective Function --- p.50 / Chapter 4.3. --- Stroke Generation --- p.51 / Chapter 4.3.1. --- Stroke Connection between Branches --- p.52 / Chapter 4.3.2. --- Stroke Generation in Stroke Terminal --- p.53 / Chapter 4.4. --- Experiment Using Intelligent Robotic Art System --- p.54 / Chapter 4.5. --- Discussion --- p.59 / Chapter Chapter 5: --- Experimental Acquisition of Brush Footprints --- p.61 / Chapter 5.1. --- Brush Footprint Extraction --- p.62 / Chapter 5.2. --- Graphical Interface for Inputting Sample Points of Brush Footprints --- p.64 / Chapter 5.3. --- Curve Fitting for Brush Footprint Sample Points --- p.70 / Chapter 5.3.1. --- Curve Fitting Using Genetic Algorithm --- p.70 / Chapter 5.3.2. --- Curve Fitting by Least Squares Regression --- p.72 / Chapter 5.4. --- Discussion --- p.74 / Chapter Chapter 6: --- Trajectory Generation for Robotic Chinese Calligraphy --- p.75 / Chapter 6.1. --- Stroke Trajectory Searching with According Stroke Width --- p.75 / Chapter 6.2. --- Improvement in Stroke Trajectory --- p.77 / Chapter 6.3. --- Experiment --- p.80 / Conclusion and Future Work --- p.82 / References --- p.84 / Appendix --- p.90 / Chapter 9.1. --- Segmented Strokes of Bada Shanren's Calligraphy --- p.90

University of Macau / Faculty of Science and Technology. / Department of Computer and Information Science

University of Macau / Faculty of Science and Technology. / Department of Computer and Information Science

Kwok, Ka Wai. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. / Includes bibliographical references (leaves 113-116). / Abstracts in English and Chinese. / ABSTRACT --- p.i / Chapter 1. --- INTRODUCTION --- p.1 / Chapter 1.1 --- Artistic robot in western art --- p.1 / Chapter 1.2 --- Chinese calligraphy robot --- p.2 / Chapter 1.3 --- Our robot drawing system --- p.3 / Chapter 1.4 --- Thesis outline --- p.3 / Chapter 2. --- ROBOT DRAWING SYSTEM --- p.5 / Chapter 2.1 --- Robot drawing manipulation --- p.5 / Chapter 2.2 --- Input modes --- p.6 / Chapter 2.3 --- Visual-feedback system --- p.8 / Chapter 2.4 --- Footprint study setup --- p.8 / Chapter 2.5 --- Chapter summary --- p.10 / Chapter 3. --- LINE STROKE EXTRACTION AND ORDER ASSIGNMENT --- p.11 / Chapter 3.1 --- Skeleton-based line trajectory generation --- p.12 / Chapter 3.2 --- Line stroke vectorization --- p.15 / Chapter 3.3 --- Skeleton tangential slope evaluation using MIC --- p.16 / Chapter 3.4 --- Skeleton-based vectorization using Bezier curve interpolation --- p.21 / Chapter 3.5 --- Line stroke extraction --- p.25 / Chapter 3.6 --- Line stroke order assignment --- p.30 / Chapter 3.7 --- Chapter summary --- p.33 / Chapter 4. --- PROJECTIVE RECTIFICATION AND VISION-BASED CORRECTION --- p.34 / Chapter 4.1 --- Projective rectification --- p.34 / Chapter 4.2 --- Homography transformation by selected correspondences --- p.35 / Chapter 4.3 --- Homography transformation using GA --- p.39 / Chapter 4.4 --- Visual-based iterative correction example --- p.45 / Chapter 4.5 --- Chapter summary --- p.49 / Chapter 5. --- ITERATIVE ENHANCEMENT ON OFFSET EFFECT AND BRUSH THICKNESS --- p.52 / Chapter 5.1 --- Offset painting effect by Chinese brush pen --- p.52 / Chapter 5.2 --- Iterative robot drawing process --- p.53 / Chapter 5.3 --- Iterative line drawing experimental results --- p.56 / Chapter 5.4 --- Chapter summary --- p.67 / Chapter 6. --- GA-BASED BRUSH STROKE GENERATION --- p.68 / Chapter 6.1 --- Brush trajectory representation --- p.69 / Chapter 6.2 --- Brush stroke modeling --- p.70 / Chapter 6.3 --- Stroke simulation using GA --- p.72 / Chapter 6.4 --- Evolutionary computing results --- p.77 / Chapter 6.5 --- Chapter summary --- p.95 / Chapter 7. --- BRUSH STROKE FOOTPRINT CHARACTERIZATION --- p.96 / Chapter 7.1 --- Footprint video capturing --- p.97 / Chapter 7.2 --- Footprint image property --- p.98 / Chapter 7.3 --- Experimental results --- p.102 / Chapter 7.4 --- Chapter summary --- p.109 / Chapter 8. --- CONCLUSIONS AND FUTURE WORKS --- p.111 / BIBLIOGRAPHY --- p.113