Engel,K. and Kraus,M. and Ertl,T.: High-Quality Pre-Integrated Volume Rendering Using Hardware-Accelerated Pixel Shading
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Volume visualization with post-classification (left) and pre-integrated classification (right).

Kraus, M. and Ertl, T.: Topology-Guided Downsampling
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Left: An isosurface extracted from a 128 x 128 x 60 CTA volume data set. Center: Same isosurface extracted from a grid downsampled to dimensions 32 x 32 x 15 with averaging downsampling. Right: Same as center with topoogy-guided downsampling.

Kraus, M. and Ertl, T.: Topology-Guided Downsampling
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Left: An isosurface extracted from a 128 x 128 x 60 CTA volume data set. Center: Same isosurface extracted from a grid downsampled to dimensions 32 x 32 x 15 with averaging downsampling. Right: Same as center with topoogy-guided downsampling.

Kraus, M. and Ertl, T.: Cell-Projection of Cyclic Meshes
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Image of a visibility cycle formed by three tetrahedra.

Rose, D. and Kada, M. and Ertl, T.: On-the-Fly Adaptive Subdivision Terrain
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Adaptively Subdivided Terrain (left) in Comparison to the Coarse Original Mesh (upper right) and the Uniformly Subdivided Mesh (lower right)

Weiskopf, D. and Hopf, M. and Ertl, T.: Hardware-Accelerated Visualization of Time-Varying 2D and 3D Vector Fields by Texture Advection via Programmable Per-Pixel Operations
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Flow around a rod-like obstacle.

Kraus, M. and Ertl, T.: Interactive Data Exploration with Customized Glyphs
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Multivariate data visualization with compound glyphs.