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Visually Guided Mesh Smoothing for Medical Applications
[article]
2012
Eurographics Workshop on Visual Computing for Biomedicine
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Surface models derived from medical image data often exhibit artifacts, such as noise and staircases, which can be reduced by applying mesh smoothing filters. ...
In this paper, we present an approach to improve the handling of mesh smoothing filters. ...
Application The described methods are the core of a real-time smoothing framework of medical surface meshes. ...
doi:10.2312/vcbm/vcbm12/091-098
fatcat:u242rlr3wnd5bh5xe6sq72vrr4
Time-varying Image Data Visualization Framework for Application in Cardiac Catheterization Procedures
[article]
2008
Computer Graphics and Visual Computing
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Visualization plays an important role in image guided surgery. ...
In this case, we can use an adaptive Delaunay-based surface extraction algorithm for mesh generation, for which specifically developed for noisy binary image data sets. ...
Acknowledgements This work was funded by DTI technology programme grant 17352 and Philips Medical Systems, Best, the Netherlands. ...
doi:10.2312/localchapterevents/tpcg/tpcg08/137-140
dblp:conf/tpcg/MaRKGCSRS08
fatcat:nsytcmwprnc3hlz24uht3ivkuu
Generation of smooth and accurate surface models for surgical planning and simulation
2010
Medical Imaging 2010: Visualization, Image-Guided Procedures, and Modeling
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Furthermore, surface models are employed for generating volume meshes for simulating e.g. tissue deformation or blood flow. In such applications, smoothness and accuracy of the models are essential. ...
Surface models from medical image data (intensity, binary) are used for evaluating spatial relationships for intervention or radiation treatment planning. ...
for application within a surgical context. ...
doi:10.1117/12.844235
dblp:conf/miigp/MonchNHP10
fatcat:v3rpfpsmi5fwxgrtvh5fueuvfa
3D-printed surface mould applicator for high-dose-rate brachytherapy
2015
Medical Imaging 2015: Image-Guided Procedures, Robotic Interventions, and Modeling
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Moulds were created from the CT scan of thermoplastic mesh masks of actual patients. The patient-specific moulds have been visually verified to fit on the thermoplastic meshes. ...
A 3D-printed mould with channels for the catheters designed from the patient's CT and mounted on a patient-specific thermoplastic mesh mask. ...
The goal of this project is to create a module in the open source medical imaging program 3D Slicer [1] that creates such a custom applicator. ...
doi:10.1117/12.2082543
dblp:conf/miigp/SchumacherLCRFS15
fatcat:2tgrkkdgffgs7i26bah5ysyj7i
Blood flow in cerebral arteries – automated way from Computed Tomography to ANSYS Fluent
2015
Advanced Technologies in Mechanics
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In this paper, a workflow for creating a numerical mesh for CFD simulation purposes is shown. Application shown in the example focus on cerebral arteries blood flow simulation. ...
Numerical mesh is generated based on CT scan of patient's head, using freeware tools Slicer3D and AutoIt3 as well as commercial software ANSYS Fluent Meshing 15.0.</p> ...
In this paper, a workflow for creating a numerical mesh for such applications is shown using freeware tools Slicer3D, AutoIt3 and commercial software for CFD analysis ANSYS Fluent 15.0 with its meshing ...
doi:10.17814/atim.2015.1(2).13
fatcat:zae5e2fpmnfszdfzjul4ciqqr4
Author's index
2000
ACM/IEEE SC 2000 Conference (SC'00)
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-Harvard Medical School Real-Time Biomechanical Simulation of Volumetric Brain Deformation for Image Guided Neurosurgery Whiting, Michael -Brigham Young University Parallel Phylogenetic Inference Widener ...
Modeling and Tuning of an Unstructured Mesh CFD Application Grossman, R. ...
doi:10.1109/sc.2000.10057
fatcat:siz2mgpg3jhwbeos4ew7z3jmmq
RETRACTED ARTICLE: Texture-guided volumetric deformation and visualization using 3D moving least squares
2011
The Visual Computer
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Examining and manipulating the large volumetric data attract great interest for various applications. ...
For such purpose, we first extend the 2D moving least squares (MLS) technique into 3D, and propose a texture-guided deformation technique for creating visualization styles through interactive manipulations ...
Various volumetric datasets, including the complex medical datasets, are tested to demonstrate that our texture-guided 3D MLS system has great applications in the volume graphics and visualization area ...
doi:10.1007/s00371-011-0635-2
fatcat:3n6x3tnhx5ce7p36vjmwthxnoi
Surface reconstruction for planning and navigation of liver resections
2016
Computerized Medical Imaging and Graphics
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The median reconstruction error using automatic PSR was as low as 1.03 ± 0.23 mm, which makes the method suitable for clinical applications. ...
On the other hand, clinicians perceive a significant improvement on visual quality for automatic PSR models compared to optimal (obtained in terms of accuracy/complexity) MCSD models. ...
Mesh smoothness Liver parenchyma is inherently a smooth organ. Smoothness in the 3D model is essential for visualization since it contributes to the natural appearance of the organ. ...
doi:10.1016/j.compmedimag.2016.07.003
pmid:27490316
fatcat:mdjihsxapjcbpdeekddrv53ghi
Drawing Features of 3D Meshes in Pencil-drawing Style
2013
International Journal of Software Engineering and Its Applications
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We present a feature-guided salient rendering a 3D triangular mesh. For this, we compute directions on the vertices of the mesh and distribute noise on the faces of the mesh. ...
After projecting the direction and noise into image space, we execute a convolution algorithm to render the mesh. ...
Results International Journal of Software Engineering and Its Applications Vol.7, No.6 (2013) ...
doi:10.14257/ijseia.2013.7.6.30
fatcat:jwpigbiadvcybcs4hr72pccs3e
Visual Contrast Sensitivity and Discrimination for 3D Meshes and their Applications
2016
Computer graphics forum (Print)
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Finally, we illustrate the utility of the proposed perceptual model in a number of applications: we compute the Just Noticeable Distortion (JND) profile for smooth-shaded 3D meshes and use the model to ...
guide mesh processing algorithms. ...
We then illustrate the utility of the perceptual model in several applications: we compute the JND profile for smooth-shaded meshes, and we use the model to guide mesh processing algorithms including vertex ...
doi:10.1111/cgf.13046
fatcat:dfvisc7cvnbvrkorufrgbr2vzi
User-driven 3D mesh region targeting
2010
Medical Imaging 2010: Visualization, Image-Guided Procedures, and Modeling
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The result is a robust way for a user to easily interact with particular regions of a 3D mesh construced from medical imaging. We describe the applicability of the method for real-time clinician use. ...
We present a method for the fast selection of a region on a 3D mesh using geometric information. ...
Description of Purpose Many techniques have been devised for the structural segmentation of various anatomical features in medical imagery using 3D geometric information. ...
doi:10.1117/12.845661
dblp:conf/miigp/KarasevMNKT10
fatcat:jgc6xp576fcqrmu3udcwpqpl7q
Isosurface-Based Generation of Hulls Encompassing Neuronal Pathways
2009
Stereotactic and Functional Neurosurgery
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However, for intraoperative application in combination with the neuronavigation system, these streamline representations are not adequate. ...
ferent tract systems, which can be used as a basis for intraoperative visualization in the OR microscope. Distance measurements further confirm the accuracy of the hulls. ...
Discussion The primary objective of this work is to improve fiber tract visualization for medical application by providing smooth hulls tightly fitting the underlying fiber tracts. ...
doi:10.1159/000195720
pmid:19174621
fatcat:yi25umpcmrh7rihst5sznanz3a
Mesh Processing in Medical-Image Analysis—a Tutorial
2012
IEEE Computer Graphics and Applications
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Visualizations of medical images are common, and major corporate vendors are increasing their visualiza-tion capabilities to help clinicians use augmented reality for clinical applications. 5 Direct ...
For example, the mesh vertices can be smoothed and repositioned to improve the individual elements' shapes. ...
doi:10.1109/mcg.2012.91
pmid:24806984
fatcat:jyk4vmgb5ndqvbigauka5c2nle
OPTIMIZATION OF RAPID PROTOTYPING TECHNOLOGY FOR ADVANCED MEDICAL APPLICATIONS
2011
Contemporary Materials
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The optimal process of rapid prototyping has been defined for different medical input data and formats. ...
The application of the two technologies: reverse engineering and rapid prototyping is emerging rapidly in the medical applications. ...
12 .Figure 13 .Figure 14 . 1011121314 Meshing for sag 0,1mm and length 1mm -for the finest body structures Meshing for sag 0,1mm and length 3mm -for the simple body structures Meshing for sag 0,1mm and ...
doi:10.5767/anurs.cmat.110201.en.076s
fatcat:ahikznh64bacbfmx5w5jzbqgnu
AimaSimul: A software tool to plan stent positioning in peripheral arteries and evaluate the associated fatigue fracture risk
2013
13th IEEE International Conference on BioInformatics and BioEngineering
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Vascular stent deployment in peripheral arteries is a medical intervention in which a wire mesh tube is inserted into the artery to provide internal support. ...
In particular, the AimaSimul preoperative planning tool allows clinicians, starting from patientspecific medical images, to interactively assess different stent models and deployment options for the risk ...
Smoothness force The smoothness force in simplex mesh deformation has two components: a tangential component which tends to distribute the vertices so that the distances between them are uniform, and a ...
doi:10.1109/bibe.2013.6701648
dblp:conf/bibe/TestiMWZCRL13
fatcat:iz5paztj3rc43eqxhqsfguhnjq
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