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Stefan Siemens - Deep Homography Estimation for Micro-Topographic Measurement Data

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Stefan Siemens

Deep Homography Estimation for Micro-Topographic Measurement Data

Series: Berichte aus dem imr

Volume 01/2024 2024

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1. Introduction S. 1-10

„… multiple images to createa composite during the stitching phase. Image registration is the primary focusof …” „… currentmethods and improve the accuracy, robustness, and efficiency.1.2 Related WorkImage registration is …” „… sus-tained advancements, achieving flawless image registration remains an unsolvedproblem, presenting ongoing …”

Titelei/Inhaltsverzeichnis

„… areasand utility of image registration.keywords: surface metrology, image registration, convolutional …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . 734.5 Workflow of the fine stage of the intensity-based image registration.Adapted from [144 …” „… neural networkCoFiR Coarse-to-Fine Image RegistrationCPU central processing unitCT computed …”

5. Results S. 103-142

„… 5.1.1 Intensity-Based Image RegistrationIn Tables 5.1 and 5.2, the results of registering test data with …” „… methodunder these conditions.1045.1 Conventional Image RegistrationTable 5.1: MAE using the intensity-based …” „… 63.2392Fails 100% 100% 100% 100%1055 Results5.1.2 Feature-Based Image RegistrationPreliminary Assessment …”

4. Methods and Algorithms S. 67-102

„… Conventional Image RegistrationThe integrity of the images is also checked. Despite efforts during the …” „… ( ). Source image: Planed surface at 10x and NA=0.30.4.2 Conventional Image RegistrationThis section …” „… briefly explained.734 Methods and Algorithms4.2.1 Intensity-Based Image RegistrationThe intensity-based …”

Bibliography S. 147-170

„… . Kotecha, and J. Duan, “Nes-terov Accelerated ADMM for Fast Diffeomorphic Image Registration”,in Medical …” „… Agent for Robust Image Registration”,p. 8, 2016. doi: 10.48550/ARXIV.1611.10336.[63] R. Leach, Ed …” „… Im-age Registration Algorithms for Navigation of Unmanned Aerial Vehi-cles”, Indian Journal of Science …”

6. Conclusion and Outlook S. 143-146

„… Chapter 6Conclusion and Outlook6.1 ConclusionImage registration plays a crucial role in a variety …” „… reliable surface characterization. Conventional image reg-istration algorithms, like feature-based or …” „… Coarse-to-Fine Image Registration (CoFiR) network, major ad-vancements in improving registration accuracy and …”

2. Foundational Concepts S. 11-52

„… Concepts2.2 Image RegistrationImage registration aims to obtain the geometric relationship between two …” „… this purpose.222.2 Image RegistrationTable 2.2: 2D Linear Transformations. Adapted from [87].Transform …” „… characterization. Considering the focus onimproving image registration, fundamental concepts underpinning image …”

3. Experimental Setup S. 53-66

„… files using Python [131]. A vk4 file containsfour data types:• an RGB image (8 bits per channel),• areal …” „… data (32-bit),• a laser-intensity image (16-bit), and• a combined RGB+laser-intensity image (8 bits per …” „… being 1 · 10−1.543.1 Measurement Systems1400x in µm01000yinµm0(a) RGB image.1400x in µm01000yinµm0(b …”

doi.org/10.51202/9783959009225

Nikolas Bufe - Method for Non-Invasive Skin Artifact-Free Spatial Bone Motion Tracking Using Pressure Sensor Foils

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Nikolas Bufe

Method for Non-Invasive Skin Artifact-Free Spatial Bone Motion Tracking Using Pressure Sensor Foils

Series: Biotechnik/Medizintechnik

Volume 296 2019

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Validations S. 32-58

„… impact on the quality of a registered image than pixel size. Finally, in a third experiment, registration …” „… fluoroscopy images along with the results of three basic movements of the shank: flexion/extension …” „… : both image intensifiers were placed parallel to the ground with an interbeam angle of 60◦ and a …”

Bibliography S. 75-84

„… optimized image matching method for determining invivo TKA kinematics with a dual-orthogonal fluoroscopic …” „… . Jagoe, D. R. Fish, N. D. Kitchen, and D. G. T. Thomas. A patient-to-computed-tomography image …” „… registration method based on digitally reconstructed radiographs. Medical Physics, 21(11):1749–1760, 1994. [41 …”

Introduction S. 1-8

„… images to obtain the associated translations and rotations (markerless or model based registration …” „… bone pose tracking [14, 54, 61, 64]. A fluoroscope allows high-frequency image capturing using X-rays …” „… to obtain 2D images of inner bone structures. Mainly, two different approaches are used in order to …”

doi.org/10.51202/9783186296177

Stella Graßhof - Expressive Personalized 3D Face Models from 3D Face Scans

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Stella Graßhof

Expressive Personalized 3D Face Models from 3D Face Scans

Series: Informatik/ Kommunikation

Volume 868 2020

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Literature S. 189-198

„… 0023853. [57] B. Fischer and J. Modersitzki. Ill-posed medicine—an introduction to image registration. In …” „… . Christensen and H. Johnson. Consistent image registration. In: IEEE Transactions on Medical Imaging 20.7 (July …” „… , and S. Baker. The Asymmetry of Image Registration and Its Application to Face Tracking. In: IEEE …”

Summary and Conclusions S. 174-178

„… method for nonrigid registration of point sets, was proposed as CPD+ and the effect of its parameters …” „… spatial alignment by nonrigid registration and correspondence estimation was established, an algorithm for …” „… . Finally the different models were used to create dense 3D reconstructions from image input. For this …”

From 3D Face Scans to Aligned Faces S. 59-113

„… data. Due to the most common data in the medical field 2D image registration is wide spread. Some of …” „… registration. After this the data fulfills the 60 4 From 3D Face Scans to Aligned Faces points 5 and 6. Third …” „… D Face Scans to Aligned Faces 4.2 Spatial Alignment by nonrigid Registration In this section, the 3D …”

Introduction S. 1-14

„… different modalities. The vast majority of human face data today still consists of images. Though they are …” „… static, already one image of a face can give enough information for various applications, e.g. for face …” „… analysis and 3D reconstruction. In contrast to single images, videos of human faces consists of multiple …”

Titelei/Inhaltsverzeichnis

„… image. Keywords: 3D face scans, 3D faces, nonrigid registration, correspondence estimation, expression …” „… , ISSN 0178-9627, € 76,00/VDI-Mitgliederpreis € 68,40. Keywords: 3D face scans – nonrigid registration …” „… Registration . . . . . . . . . . 66 4.2.1 Correspondence between Point Sets . . . . . . . . . . 66 4.2.2 …”

Face Models S. 114-145

„… , followed by a nonrigid registration and fine detail reconstruction, which uses additional image information …” „… parameters, which project the 3D shape onto the image plane, matching the landmarks. Thereby a 3D …” „… corresponding landmarks, while additionally constraining the 1In this chapter some images from previously …”

Experiments S. 146-173

„… . (Images previously published in [73].) Please note that the second version makes use of the formerly …” „… varied. (Image previously published in [73].) 6.2 3D Approximation, Person and Expression Transfer In …” „… we assume one or several images of a person are provided for which 3D reconstructions should be …”

doi.org/10.51202/9783186868107

Peter Seibold - Visuelle Odometrie in Echtzeit für ein Fluggerät

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Peter Seibold

Visuelle Odometrie in Echtzeit für ein Fluggerät

Series: Informatik/ Kommunikation

Volume 853 2017

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Literaturverzeichnis S. 205-216

„… Vision, 1994 [57] Zitová, Barbara and Flusser, Jan: Image registration methods: a survey. Image and …” „… Vision and Pattern Recognition, 2008 [62] Brown, Lisa Gottesfeld: A survey of image registration …” „… . Artificial Intelligence, 1995 [65] Lucas, Bruce D. and Kanade, Takeo: An iterative image registration …”

doi.org/10.51202/9783186853103

Eduardo Pérez Pellitero - Manifold Learning for Super Resolution

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Eduardo Pérez Pellitero

Manifold Learning for Super Resolution

Series: Informatik/ Kommunikation

Volume 859 2018

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Introduction S. 1-12

„… 1 Chapter 1Introduction 1.1 Problem statement Applications delivering low resolution images are …” „… ) techniques are used. SR aims to obtain a high-resolution image from its degraded low-resolution observation …” „… measurements, but also more natural and pleasant images. Therefore, we can arguably state that quality is the …”

Bibliography S. 106-118

„… . ACM. [37] M. Irani and S. Peleg. Improving resolution by image registration. CVGIP: Graph. Models …” „… . Multi-frame image restoration and registration. Advances in Computer Vision and Image Processing …” „… . Patchmatch: A randomized correspondence algorithm for structural image editing. ACM Trans. Graph …”

doi.org/10.51202/9783186859105

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