Results 1 to 10 of about 8,298,416 (278)

Real-Time Volume-Rendering Image Denoising Based on Spatiotemporal Weighted Kernel Prediction [PDF]

open access: yesJournal of Imaging
Volumetric Path Tracing (VPT) based on Monte Carlo (MC) sampling often requires numerous samples for high-quality images, but real-time applications limit samples to maintain interaction rates, leading to significant noise.
Xinran Xu, Chunxiao Xu, Lingxiao Zhao
doaj   +2 more sources

Optimization of Breast Tomosynthesis Visualization through 3D Volume Rendering [PDF]

open access: yesJournal of Imaging, 2020
3D volume rendering may represent a complementary option in the visualization of Digital Breast Tomosynthesis (DBT) examinations by providing an understanding of the underlying data at once. Rendering parameters directly influence the quality of rendered
Ana M. Mota   +3 more
doaj   +2 more sources

Differentiable Direct Volume Rendering [PDF]

open access: yesIEEE Transactions on Visualization and Computer Graphics, 2022
We present a differentiable volume rendering solution that provides differentiability of all continuous parameters of the volume rendering process. This differentiable renderer is used to steer the parameters towards a setting with an optimal solution of a problem-specific objective function.
Rüdiger Westermann
exaly   +4 more sources

Global illumination rendering versus volume rendering for the forensic evaluation of stab wounds using computed tomography [PDF]

open access: yesScientific Reports, 2022
We compared three-dimensional (3D) CT images of stabbing victims subjected to volume-rendering (VR) or global illumination-rendering (GIR), a new technique now available for the reconstruction of 3D CT images.
Wataru Fukumoto   +8 more
doaj   +2 more sources

Three Architectures for Volume Rendering [PDF]

open access: yesComputer Graphics Forum, 1995
AbstractVolume rendering is a key technique in scientific visualization that lends itself to significant exploitable parallelism. The high computational demands of real‐time volume rendering and continued technological advances in the area of VLSl give impetus to the development of special‐purpose volume rendering architectures. This paper presents and
Arie Kaufman
exaly   +6 more sources

Path Tracing vs. Volume Rendering Technique in Post-Surgical Assessment of Bone Flap in Oncologic Head and Neck Reconstructive Surgery: A Preliminary Study [PDF]

open access: yesJournal of Imaging, 2023
This study aims to compare a relatively novel three-dimensional rendering called Path Tracing (PT) to the Volume Rendering technique (VR) in the post-surgical assessment of head and neck oncologic surgery followed by bone flap reconstruction.
Nicolò Cardobi   +7 more
doaj   +2 more sources

Creation of Three-Dimensional Anatomical Vascular and Biliary Models for the Study of the Feline Liver (Felis silvestris catus L.): A Comparative CT, Volume Rendering (Vr), Cast and 3D Printing Study [PDF]

open access: yesAnimals, 2023
In this study, six adult feline cadavers were examined using CTA, 3D printing, and casts injected with epoxy. The aorta, the portal vein, and the gallbladder of 3 feline cadavers were separately injected with a 50% mixture of colored vulcanized latex and
Daniel Rojo Ríos   +9 more
doaj   +2 more sources

Image-Based TF Colorization With CNN for Direct Volume Rendering

open access: yesIEEE Access, 2021
In the direct volume rendering (DVR), it often takes a long time for a novice to manipulate the transfer function (TF) and analyze the volume data. To lessen the difficulty in volume rendering, several researchers have developed deep learning techniques.
Seokyeon Kim, Yun Jang, Seung-Eock Kim
doaj   +1 more source

Segmentation Assisted Object Distinction for Direct Volume Rendering [PDF]

open access: yesJournal of Artificial Intelligence and Data Mining, 2020
Ray Casting is a direct volume rendering technique for visualizing 3D arrays of sampled data. It has vital applications in medical and biological imaging. Nevertheless, it is inherently open to cluttered classification results.
A. Azimzadeh Irani, R. Pourgholi
doaj   +1 more source

Depth-of-Field Rendering Using Progressive Lens Sampling in Direct Volume Rendering

open access: yesIEEE Access, 2020
Direct volume rendering is a widely used technique for extracting information from three-dimensional scalar fields acquired by measurement or numerical simulation.
Jiseon Kang   +3 more
doaj   +1 more source

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