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Anisotropic Diffusion in ITK
[article]
2015
arXiv
pre-print
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In this paper, we present an anisotropic non-linear diffusion technique we implemented in ITK. ...
Anisotropic Diffusion is understood here in the sense of Weickert, meaning that diffusion tensors are anisotropic and reflect the local orientation of image features. ...
In this paper, we present an anisotropic non-linear
diffusion technique we implemented in ITK. ...
arXiv:1503.00992v1
fatcat:l3n2gjylonhezjgo22pvxwt5rq
Segmentation of Brain MR Images with ITK Toolkit
2019
International Journal of Computer Applications Technology and Research
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In this paper brain MRI segmentation is demonstrated for delineation of a tumor, ventricles and other anatomical structures using Insight Segmentation and Registration Toolkit (ITK) routines as the foundation ...
Segmentation of medical images is an important step in forming realistic tissue models. ...
When faced with noisy images, it is usually convenient to pre-process the image by using edge-preserving smoothing filters such as Curvature Anisotropic Diffusion Filter, Gradient Anisotropic Diffusion ...
doi:10.7753/ijcatr0805.1005
fatcat:vpesqmtvjzfx7basvnbfsdcbvm
MATLAB-ITK interface for medical image filtering, segmentation, and registration
2006
Medical Imaging 2006: Image Processing
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To facilitate high level analysis of medical image data in research and clinical environments, a wrapper for the ITK toolkit is developed to allow ITK algorithms to be called in MATLAB. ...
ITK is a powerful open-source toolkit implementing state-of-the-art algorithms in medical image processing and analysis. ...
Figures 2a-c present the result of applying anisotropic diffusion (F CA) filtering followed by confidence connected segmentation (SCC) to a sample image by issuing the following commands in MATLAB: >> ...
doi:10.1117/12.652628
dblp:conf/miip/ChuH06
fatcat:re6rbqymtrhk5felwenm2knc34
Deformation analysis of Hoffa's fat pad from CT images of knee flexion and extension
2005
Medical Imaging 2005: Physiology, Function, and Structure from Medical Images
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Recent advances in medicine conjecture that certain body fat may have mechanical function in addition to its classical role of energy storage. ...
Towards this goal, 3D CT images of real knees, as well as a skeletal knee model with fat simulating Hoffa's pad, were acquired in both extension and flexion. ...
This work benefited from the use of the Insight Segmentation and Registration Toolkit (ITK), an open source software developed as an initiative of the U.S. ...
doi:10.1117/12.594803
fatcat:qyokbyx3nnfw3jkqyszfag3u6u
Comparative Study of Relevant Methods for MRI/X Brain Image Registration
[chapter]
2020
Lecture Notes in Computer Science
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Several methods of brain image registration have been proposed in order to overcome the requirement of clinicians. ...
In this paper, we assess the performance of a hybrid method for brain image registration against the most used standard registration tools. ...
In fact, the use of an anisotropic diffusion filtering ensures the maximization of PET image homogeneity and the minimization of the diffusion at the edges. ...
doi:10.1007/978-3-030-51517-1_30
fatcat:yna3jmmavvgt7apvcyy4yrbxqq
Integrating segmentation methods from the Insight Toolkit into a visualization application
2005
Medical Image Analysis
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The process for developing ITK plugins for VolView according to the publicly available API is described in detail, and an application of ITK VolView plugins to the segmentation of Abdominal Aortic Aneurysms ...
This paper describes the integration of image processing functionalities provided by the Insight Tookit (ITK) into VolView, a visualization application for high performance volume rendering. ...
Acknowledgements The data used for the segmentations presented in this paper were provided by SIN-TEF, Unimed. The integration of ITK plugins into Volview was funded by the U.S. ...
doi:10.1016/j.media.2005.04.009
pmid:16185910
fatcat:5tihd77w4zg3ve2qqzczhgkkey
Liver segmentation for hepatic lesions detection and characterisation
2008
2008 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
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ITK was used to
develop the algorithms and clinical practice was conducted
with the necessary modifications in ITK-Snap. ...
SEGMENTATION ALGORITHM
diffusion in the tangential component to the level curve and
inverse diffusion in the normal direction. ...
doi:10.1109/isbi.2008.4540920
dblp:conf/isbi/PlateroPGTSAS08
fatcat:w52bkohynra45okuj2a2g3pnnq
Quantitative CT for volumetric analysis of medical images: initial results for liver tumors
2010
Medical Imaging 2010: Image Processing
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This software package features a fixed parameter adaptive filter from the ITK toolkit and a tumor segmentation algorithm to reduce inter-user variability and to facilitate rapid volume measurements. ...
These steps are carried out using the MATLAB GUI shown in Figure 3 on the next page.
Filtering Schema The Curvature Anisotropic Diffusion Filter was implemented using ITK calls via MATITK [4] . ...
Program Flow The tumor was segmented as illustrated in Figure 1: 1) Filter the images with an adaptive filtering scheme, namely the "Curvature Anisotropic Diffusion Filter" [3] . 2) The user places ...
doi:10.1117/12.844344
dblp:conf/miip/BehnazSCEWYCC10
fatcat:ubsp5yhr3fhjhmvmkmgheo7nam
Simulations of depleted CMOS sensors for high-radiation environments
2017
Journal of Instrumentation
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in details. ...
In this paper, the guard-ring simulation for a HV/HR CMOS sensor developed for the ATLAS ITk and the charge collection efficiency simulation for a CMOS sensor explored for the CEPC tracker will be discussed ...
They support various advanced process options, such as isotropic or anisotropic deposition and etching, trench formation, diffusion and implantation. ...
doi:10.1088/1748-0221/12/11/c11013
fatcat:ibc53bzv2rbezcxaouolhtojui
The architecture and performance of CAVASS
2008
Medical Imaging 2008: Visualization, Image-guided Procedures, and Modeling
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We describe the architecture of CAVASS, the parallelization strategy, and present the results of comparing the implementation of CAVASS algorithms with similar algorithms in ITK and VTK for a host of operations ...
13111.00
par affine MI registration
NA
25.10 [5]
NA 1018.60 [5]
NA 3662.20 [5]
anisotropic diffusion
41.67
13.49
1553.11
526.22
fuzzy connectedness seg
108.4
49.5
?
843.7
?
? ...
In all likelihood, the version of ITK obtained in this manner would be different from the ITK version used for CAVASS testing. ...
doi:10.1117/12.773108
dblp:conf/miigp/GreveraUOZS08
fatcat:l34xlaznlzcnpoll77wtjza7jy
Deformable image registration of sliding organs using anisotropic diffusive regularization
2011
2011 IEEE International Symposium on Biomedical Imaging: From Nano to Macro
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In this paper, we present a deformation field regularization term that is based on anisotropic diffusion and accommodates the deformation field discontinuities that are expected when considering sliding ...
Compared to an established diffusive regularization approach, the anisotropic diffusive regularization gave deformation fields that represented more plausible image correspondences, while giving rise to ...
A common application of anisotropic diffusion is anisotropic filtering, in which D = I and images can be smoothed only in certain directions in order to smooth while maintaining edges. ...
doi:10.1109/isbi.2011.5872434
pmid:21785755
pmcid:PMC3141338
dblp:conf/isbi/PaceEYAN11
fatcat:fjn5ecamwjcl5aeun47axqexla
Image relaxation: restoration and feature extraction
1995
IEEE Transactions on Pattern Analysis and Machine Intelligence
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/filters/ §Mirebeau J., Fehrenbach J., Risser L., Tobji S., "Anisotropic Diffusion in ITK", the Insight Journal §Images copied per Creative Commons license § http://www.insight-journal.org/browse/publication ...
Anisotropic diffusion §With repetition, produces a nearly piecewise uniform result § Like MFA and GNC formulations § Equivalent to MFA w/o a noise term §Edge-oriented VCD: § VCD + diffuse tangential to ...
doi:10.1109/34.387509
fatcat:bxdolr3j3nhspaqjfotttt74hi
ITK: enabling reproducible research and open science
2014
Frontiers in Neuroinformatics
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Ana Nelson for her training in the Dexy (http://www. dexy.it/) reproducible research documentation tool for this article. ...
ACKNOWLEDGMENTS We would like to thank the Insight Toolkit community, which we are honored to participant in. We would like to thank Dr. ...
To address these challenges, computations in ITK are performed in physical space, which accounts for anisotropic spacing, etc., and are written in such a way that they apply to N-dimensional datasets. ...
doi:10.3389/fninf.2014.00013
pmid:24600387
pmcid:PMC3929840
fatcat:j3igmstkr5gz7ama67sv4wduum
Introducing CAVASS: a Computer-Assisted Visualization and Analysis Software System
2007
Medical Imaging 2007: PACS and Imaging Informatics
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And finally, toolkits such as ITK and VTK have been developed and are freely available. ...
Our most recent system, 3DVIEWNIX, was first released in 1993. ...
RESULTS Many algorithms have already been implemented and tested in CAVASS. For example, interpolation of anisotropic data to isotropic data is a common medical imaging task. ...
doi:10.1117/12.709725
fatcat:u3gmsro4o5cunbrcwoydgg22wy
Enhancement of micro-channels within the human mastoid bone based on local structure tensor analysis
2016
2016 Sixth International Conference on Image Processing Theory, Tools and Applications (IPTA)
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Comparison with an anisotropic diffusion PDE based scheme was also performed. ...
Abstract-Numerous micro-channels have recently been discovered in the human temporal bone by x-ray micro-CTscanning. ...
An ITK version of the anisotropic diffusion scheme exists but the Matlab version was used for easier comparison purposes. ...
doi:10.1109/ipta.2016.7821019
dblp:conf/ipta/CrosEGK16
fatcat:pnlqsz4m5fg3la4ldyjbyroakq
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