Luận án Tran Trung Nghia: Tái tạo ảnh 3D xuyên sáng động vật với giảm tán xạ

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Kỹ thuật hình ảnh y tế

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Ẩn danh

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Luận án

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166

Thời gian đọc

25 phút

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50 Point

Mục lục chi tiết

List of figures

1. Chapter 1 Introduction

1.1. Common small animal tomography imaging

1.1.1. PET and SPECT

1.1.2. Optical tomography imaging

1.1.3. Optical properties of biological tissue

1.2. Aims of the thesis

1.3. Computed tomography image reconstruction

1.3.1. Line integrals and projections

1.3.2. The Fourier slice theorem

1.3.3. Parallel-beam filtered back-projection

1.4. Radiative transport equation and diffusion equation

1.4.1. The radiative transfer equation

1.4.2. Depth-dependent point spread function for transcutaneous imaging

1.5. Lucy-Richardson deconvolution

1.5.1. Photon noise and image formation model

1.5.2. Lucy-Richardson deconvolution

4. Chapter 4 Application of light source PSF to transillumination images

4.1. Theory of proposed technique

4.2. Applicability of light-source PSF to transillumination images of light-absorbing structure

4.3. Validation by simulation

4.4. Validation by experiment with tissue-equivalent phantom

4.5. Verification of scattering suppression with vessel model in tissue-equivalent medium using the n times deconvolution

4.6. Verification of the proposed technique with animal-tissue phantom

5. Chapter 5 3D reconstruction of the known-structure transillumination images

5.1. 3D reconstruction from transillumination images with tissue-equivalent phantom

5.2. 3D reconstruction from transillumination images with animal-tissue phantom

6. Chapter 6 3D reconstruction of the unknown-structure transillumination images

6.1. 3D reconstruction for unknown-structure transillumination images

6.2. Validation of the proposed technique in experiment

7. Chapter 7 3D optical imaging of an animal body

7.1. Small animal transillumination imaging

7.2. 3D optical small animal imaging

8. Chapter 8 Preliminary study for more practical use

8.1. Depth estimation technique for transillumination image

8.1.1. Depth estimation technique

8.1.2. Validation of proposed technique in simulation

8.1.3. Validation in experiment with tissue-equivalent phantom

8.2. 3D physiological function imaging for small animal using transillumination image

8.2.1. Method and experimental setup

8.2.2. Preliminary result in animal experiment

8.3. Scattering suppression technique for transillumination image using PSF derived for cylindrical scattering medium shape

8.3.1. Position-dependent PSF for cylindrical structure

8.3.2. Validation in experiment

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Luận án tiến sĩ realization of 3d image reconstruction from transillumination images of animal body

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