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3D Deep Learning with Python

You're reading from   3D Deep Learning with Python Design and develop your computer vision model with 3D data using PyTorch3D and more

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Product type Paperback
Published in Oct 2022
Publisher Packt
ISBN-13 9781803247823
Length 236 pages
Edition 1st Edition
Languages
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Authors (4):
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Xudong Ma Xudong Ma
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Xudong Ma
Vishakh Hegde Vishakh Hegde
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Vishakh Hegde
Lilit Yolyan Lilit Yolyan
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Lilit Yolyan
David Farrugia David Farrugia
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David Farrugia
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Toc

Table of Contents (16) Chapters Close

Preface 1. PART 1: 3D Data Processing Basics
2. Chapter 1: Introducing 3D Data Processing FREE CHAPTER 3. Chapter 2: Introducing 3D Computer Vision and Geometry 4. PART 2: 3D Deep Learning Using PyTorch3D
5. Chapter 3: Fitting Deformable Mesh Models to Raw Point Clouds 6. Chapter 4: Learning Object Pose Detection and Tracking by Differentiable Rendering 7. Chapter 5: Understanding Differentiable Volumetric Rendering 8. Chapter 6: Exploring Neural Radiance Fields (NeRF) 9. PART 3: State-of-the-art 3D Deep Learning Using PyTorch3D
10. Chapter 7: Exploring Controllable Neural Feature Fields 11. Chapter 8: Modeling the Human Body in 3D 12. Chapter 9: Performing End-to-End View Synthesis with SynSin 13. Chapter 10: Mesh R-CNN 14. Index 15. Other Books You May Enjoy

Formulating the 3D modeling problem

“All models are wrong, but some are useful” is a popular aphorism in statistics. It suggests that it is often hard to mathematically model all the tiny details of a problem. A model will always be an approximation of reality, but some models are more accurate and, therefore, more useful than others.

In the field of machine learning, modeling a problem generally involves the following two components:

  • Mathematically formulating the problem
  • Building algorithms to solve that problem under the constraints and boundaries of that formulation

Good algorithms used on badly formulated problems often result in sub-optimal models. However, less powerful algorithms applied to a well-formulated model can sometimes result in great solutions. This insight is especially true for building 3D human body models.

The goal of this modeling problem is to create realistic animated human bodies. More importantly, this should represent...

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