Search Results - "Joy, K I"

Derived Metric Tensors for Flow Surface Visualization by Obermaier, H., Joy, K. I.

“…Integral flow surfaces constitute a widely used flow visualization tool due to their capability to convey important flow information such as fluid transport,…”
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An Application of Multivariate Statistical Analysis for Query-Driven Visualization by Gosink, L J, Garth, C, Anderson, J C, Bethel, E W, Joy, K I

“…Driven by the ability to generate ever-larger, increasingly complex data, there is an urgent need in the scientific community for scalable analysis methods…”
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Generation of Accurate Integral Surfaces in Time-Dependent Vector Fields by Garth, Christoph, Krishnan, Han, Tricoche, Xavier, Bobach, Tom, Joy, Kenneth I.

“…We present a novel approach for the direct computation of integral surfaces in time-dependent vector fields. As opposed to previous work, which we analyze in…”
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Discrete Multi-Material Interface Reconstruction for Volume Fraction Data by Anderson, J. C., Garth, C., Duchaineau, M. A., Joy, K. I.

“…Material interface reconstruction (MIR) is the task of constructing boundary interfaces between regions of homogeneous material, while satisfying volume…”
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Visualization of Flow Behavior in Earth Mantle Convection by Schroder, S., Peterson, J. A., Obermaier, H., Kellogg, L. H., Joy, K. I., Hagen, H.

“…A fundamental characteristic of fluid flow is that it causes mixing: introduce a dye into a flow, and it will disperse. Mixing can be used as a method to…”
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Caustic Forecasting: Unbiased Estimation of Caustic Lighting for Global Illumination by Budge, B. C., Anderson, J. C., Joy, K. I.

“…We present an unbiased method for generating caustic lighting using importance sampled Path Tracing with Caustic Forecasting. Our technique is part of a…”
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Variable Interactions in Query-Driven Visualization by Gosink, Luke, Anderson, John, Bethel, Wes, Joy, Kenneth

“…Our ability to generate ever-larger, increasingly-complex data, has established the need for scalable methods that identify, and provide insight into,…”
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Anisotropic Noise Samples by Feng, L., Hotz, I., Hamann, B., Joy, K.I.

“…We present a practical approach to generate stochastic anisotropic samples with Poisson-disk characteristic over a two-dimensional domain. In contrast to…”
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Generalized B-spline subdivision-surface wavelets for geometry compression by Bertram, M., Duchaineau, M.A., Hamann, B., Joy, K.I.

“…We present a new construction of lifted biorthogonal wavelets on surfaces of arbitrary two-manifold topology for compression and multiresolution…”
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Topological segmentation in three-dimensional vector fields by Mahrous, K., Bennett, J., Scheuermann, G., Hamann, B., Joy, K.I.

“…We present a new method for topological segmentation in steady three-dimensional vector fields. Depending on desired properties, the algorithm replaces the…”
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Statistical angular error-based triangulation for efficient and accurate multi-view scene reconstruction by Recker, S., Hess-Flores, M., Joy, K. I.

“…This paper presents a framework for N-view triangulation of scene points, which improves processing time and final reprojection error with respect to standard…”
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Real-time optimal adaptation for planetary geometry and texture: 4-8 tile hierarchies by Hwa, L.M., Duchaineau, M.A., Joy, K.I.

“…The real-time display of huge geometry and imagery databases involves view-dependent approximations, typically through the use of precomputed hierarchies that…”
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Material interface reconstruction by Bonnell, K.S., Duchaineau, M.A., Schikore, D.R., Hamann, B., Joy, K.I.

“…The paper presents an algorithm for material interface reconstruction for data sets where fractional material information is given as a percentage for each…”
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Adaptive extraction of time-varying isosurfaces by Gregorski, B., Senecal, J., Duchaineau, M.A., Joy, K.I.

“…We present an algorithm for adaptively extracting and rendering isosurfaces from compressed time-varying volume data sets. Tetrahedral meshes defined by…”
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Tensor visualizations in computational geomechanics by Jeremić, Boris, Scheuermann, Gerik, Frey, Jan, Yang, Zhaohui, Hamann, Bernd, Joy, Kenneth I., Hagen, Hans

“…We present a novel technique for visualizing tensors in three dimensional (3D) space. Of particular interest is the visualization of stress tensors resulting…”
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Simplification of tetrahedral meshes with error bounds by Trotts, I.J., Hamann, B., Joy, K.I.

“…Presents a method for the construction of multiple levels of tetrahedral meshes approximating a trivariate scalar-valued function at different levels of…”
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Constructing hierarchies for triangle meshes by Gieng, T.S., Hamann, B., Joy, K.I., Schussman, G.L., Trotts, I.J.

“…We present a method to produce a hierarchy of triangle meshes that can be used to blend different levels of detail in a smooth fashion. The algorithm produces…”
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IRIS: Illustrative Rendering for Integral Surfaces by Hummel, Mathias, Garth, C, Hamann, B, Hagen, H, Joy, K I

“…Integral surfaces are ideal tools to illustrate vector fields and fluid flow structures. However, these surfaces can be visually complex and exhibit difficult…”
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Iso-splatting: a point-based alternative to isosurface visualization by Co, C.S., Hamann, B., Joy, K.I.

“…We present a new approach to isosurface visualization that we call "iso-splatting." We use point primitives for representing and rendering isosurfaces. The…”
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Visualization and Analysis of Vortex-Turbine Intersections in Wind Farms by Shafii, S., Obermaier, H., Linn, R., Eunmo Koo, Hlawitschka, M., Garth, C., Hamann, B., Joy, K. I.

“…Characterizing the interplay between the vortices and forces acting on a wind turbine's blades in a qualitative and quantitative way holds the potential for…”
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