Schumacher, Matthaeus: Model-based estimation of missing facial structures in 2D and 3DModellbasierte Rekonstruktion von verdeckten Strukturen in Gesichtern in 2D und 3D Daten. 2017
Inhalt
- Acknowledgments
- Abstract
- Zusammenfassung
- Table of Contents
- List of Figures
- List of Tables
- 1 Introduction
- 2 The 3D Morphable Model
- 3 Facial Attribute Vectors
- 4 Hallucination of Facial Details from Degraded Images
- 4.1 Related Work
- 4.2 Face Hallucination
- 4.3 Influence of Image Parameters on the Reconstruction Quality of the 3D Morphable Model
- 4.4 Non-Local Rendering Effects in an Analysis-by-Synthesis Algorithm
- 4.4.1 Reconstruction from Small Image Sizes
- 4.4.2 Input Blur Estimation
- 4.4.3 Results of Blur-Compensated Image Reconstruction
- 4.4.4 Model-based Texture Enhancement from Low-Resolution Images
- 4.5 High-Resolution Texture Transfer
- 4.5.1 Extraction of Skin Features
- 4.5.2 Search for Matching Faces
- 4.5.3 Extensions of High-Resolution Texture Transfer
- 4.5.4 Results of the High-Resolution Texture Transfer
- 4.6 Reconstruction of Occluded Regions
- 4.7 Conclusion
- 5 Human Expectation of Facial Profiles
- 5.1 Related Work
- 5.2 Application of the 3D Morphable Model in Perception Experiments
- 5.2.1 Depth from Vertex Information (LinVert)
- 5.2.2 Depth Reconstruction from Pixel Values (LinPix)
- 5.2.3 Differences between LinVert and LinPix
- 5.3 Stimulus Creation
- 5.4 Inference Experiment
- 5.5 Validation Experiment
- 5.6 Results
- 5.6.1 Hypothesis 1: No model
- 5.6.2 Hypothesis 2: Constant Model
- 5.6.3 Hypothesis 3: Linear Model
- 5.6.4 Hypothesis 4: Sophisticated Model
- 5.6.5 Reconstruction Quality
- 5.7 Conclusion
- 6 Correlations in Faces
- 6.1 Attribute Mapping Function
- 6.2 Exploring Facial Correlation between Shape and Texture
- 6.3 Canonical Correlation Analysis (CCA)
- 6.4 Correlation Validation
- 6.5 Visualization of Correlations
- 6.6 CCA Attributes Mapped to Semantically Meaningful Characteristics
- 6.7 CCA Prediction of Occluded Areas
- 6.8 Conclusion
- 7 A Forensic Application: The INBEKI-Project
- 7.1 Motivation and Overview
- 7.2 Model-based Estimation of Details
- 7.3 Multi-view Reconstruction and Feature Tracking
- 7.4 Demonstrator Software
- 7.5 Summary of Results
- 8 Conclusion and Future Work
- Appendix A Calculation of Significance
- Appendix B Correlation Estimation with Mahalanobis related Attribute Mapping
- Publications
- Bibliography