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Verifying Volume Rendering Using Discretization Error Analysis

Overview of attention for article published in IEEE Transactions on Visualization and Computer Graphics, November 2013
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Title
Verifying Volume Rendering Using Discretization Error Analysis
Published in
IEEE Transactions on Visualization and Computer Graphics, November 2013
DOI 10.1109/tvcg.2013.90
Pubmed ID
Authors

Tiago Etiene, Daniel Jonsson, Timo Ropinski, Carlos Scheidegger, Joao L. D. Comba, Luis Gustavo Nonato, Robert M. Kirby, Anders Ynnerman, Claudio T. Silva

Abstract

We propose an approach for verification of volume rendering correctness based on an analysis of the volume rendering integral, the basis of most DVR algorithms. With respect to the most common discretization of this continuous model (Riemann summation), we make assumptions about the impact of parameter changes on the rendered results and derive convergence curves describing the expected behavior. Specifically, we progressively refine the number of samples along the ray, the grid size, and the pixel size, and evaluate how the errors observed during refinement compare against the expected approximation errors. We derive the theoretical foundations of our verification approach, explain how to realize it in practice, and discuss its limitations. We also report the errors identified by our approach when applied to two publicly available volume rendering packages.

X Demographics

X Demographics

The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 33 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 33 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 12 36%
Professor 3 9%
Other 3 9%
Researcher 3 9%
Professor > Associate Professor 3 9%
Other 6 18%
Unknown 3 9%
Readers by discipline Count As %
Computer Science 19 58%
Engineering 3 9%
Arts and Humanities 2 6%
Medicine and Dentistry 2 6%
Agricultural and Biological Sciences 1 3%
Other 2 6%
Unknown 4 12%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 03 July 2013.
All research outputs
#20,657,128
of 25,377,790 outputs
Outputs from IEEE Transactions on Visualization and Computer Graphics
#2,043
of 2,300 outputs
Outputs of similar age
#243,137
of 317,664 outputs
Outputs of similar age from IEEE Transactions on Visualization and Computer Graphics
#67
of 73 outputs
Altmetric has tracked 25,377,790 research outputs across all sources so far. This one is in the 10th percentile – i.e., 10% of other outputs scored the same or lower than it.
So far Altmetric has tracked 2,300 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.3. This one is in the 6th percentile – i.e., 6% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 317,664 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 11th percentile – i.e., 11% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 73 others from the same source and published within six weeks on either side of this one. This one is in the 5th percentile – i.e., 5% of its contemporaries scored the same or lower than it.