• An Augmented Fast Marching Method for Computing Skeletons and Centerlines 

  Telea, Alexandru; Wijk, Jarke J. van (The Eurographics Association, 2002)

  We present a simple and robust method for computing skeletons for arbitrary planar objects and centerlines for 3D objects. We augment the Fast Marching Method (FMM) widely used in level set applications 11 by computing the ...

• An Open Toolkit for Prototyping Reverse Engineering Visualizations 

  Telea, Alexandru; Maccari, Alessandro; Riva, Claudio (The Eurographics Association, 2002)

  Maintenance and evolution of complex software systems (such as mobile telephones) involves activities such as reverse engineering (RE) and software visualization. Although several RE tools exist, we found their architecture ...

• A Novel Approach To Vortex Core Region Detection 

  Jiang, Ming; Machiraju, Raghu; Thompson, David (The Eurographics Association, 2002)

  In this paper we present a simple and efficient vortex core region detection algorithm based on ideas derived from combinatorial topology. These ideas originated from Sperner s lemma, which by itself is of little value to ...

• An Evaluation of Information Visualization in Attention-Limited Environments 

  Somervell, Jacob; McCrickard, D. Scott; North, Chris; Shukla, Maulik (The Eurographics Association, 2002)

  People often need to quickly access or maintain awareness of secondary information while busy with other primary tasks. Information visualizations provide rapid, effective access to information, but are generally designed ...

• Vortex Tracking in Scale-Space 

  Bauer, Dirk; Peikert, Ronald (The Eurographics Association, 2002)

  Scale-space techniques have become popular in computer vision for their capability to access the multiscale information inherently contained in images. We show that the field of flow visualization can benefit from these ...

• Locating Closed Streamlines in 3D Vector Fields 

  Wischgoll, Thomas; Scheuermann, Gerik (The Eurographics Association, 2002)

  The analysis and visualization of flows is a central problem in visualization. Topology based methods have gained increasing interest in recent years. This article describes a method for the detection of closed streamlines ...

• Useful Properties of Semantic Depth of Field for Better F+C Visualization 

  Kosara, Robert; Miksch, Silvia; Hauser, Helwig (The Eurographics Association, 2002)

  This paper presents the results of a thorough user study that was performed to assess some features and the general usefulness of Semantic Depth of Field (SDOF). Based on these results, concrete hints are given on how SDOF ...

• Speech and Gesture Multimodal Control of a Whole Earth 3D Visualization Environment 

  Krum, David M.; Omoteso, Olugbenga; Ribarsky, William; Starner, Thad; Hodges, Larry F. (The Eurographics Association, 2002)

  A growing body of research shows several advantages to multimodal interfaces including increased expressiveness, flexibility, and user freedom. This paper investigates the design of such an interface that integrates speech ...

• Visualization of Large Web Access Data Sets 

  Hao, Ming C.; Garg, Pankaj; Dayal, Umeshwar; Machiraju, Vijay; Cotting, Daniel (The Eurographics Association, 2002)

  Many real-world e-service applications require analyzing large volumes of transaction data to extract web access information. This paper describes Web Access Visualization (WAV) a system that visually associates the ...

• Volume Rendering Multivariate Data to Visualize Meteorological Simulations: A Case Study 

  Kniss, Joe; Hansen, Charles (The Eurographics Association, 2002)

  High resolution computational weather models are becoming increasing complex. However, the analysis of these models has not benefited from recent advancements in volume visualization. This case study applies the ideas and ...

• Viewpoint Entropy: A New Tool for Obtaining Good Views of Molecules 

  Vázquez, Pere-Pau; Feixas, Miquel; Sbert, Mateu; Llobet, Antoni (The Eurographics Association, 2002)

  The computation of good viewpoints is important in several fields: computer graphics, removal of degeneracies in computational geometry, robotics, graph drawing, etc. However, in areas such as computer graphics there is ...

• Secondary Task Display Attributes - Optimizing Visualizations for Cognitive Task Suitability and Interference Avoidance 

  Chewar, C. M.; McCrickard, D. Scott; Ndiwalana, Ali; North, Chris; Pryor, Jon; Tessendorf, David (The Eurographics Association, 2002)

  We found that established display design guidelines for focal images cannot be extended to images displayed as a secondary task in a dual-task situation. This paper describes an experiment that determines a new ordering ...

• Visualization of Bibliographic Networks with a Reshaped Landscape Metaphor 

  Brandes, U.; Willhalm, T. (The Eurographics Association, 2002)

  We describe a novel approach to visualize bibliographic networks that facilitates the simultaneous identification of clusters (e.g., topic areas) and prominent entities (e.g., surveys or landmark papers). While employing ...

• Visualizing and Investigating Multidimensional Functions 

  Santos, S. R. dos; Brodlie, K. W. (The Eurographics Association, 2002)

  This paper addresses the problem of visualizing multidimensional scalar functions. These functions are often encountered in fields such as Engineering, Mathematics, and Physics to understand and model complex phenomena. ...

• A Continuous Skeletonization Method Based on Level Sets 

  Rumpf, Martin; Telea, Alexandru (The Eurographics Association, 2002)

  A robust and efficient method in 2D and 3D for the calculation of skeletons for arbitrary objects is presented. The method is based on the calculation of the distance function with respect to the object boundary. This is ...

• Bag-of-Particles as a Deformable Model 

  Stahl, D.; Ezquerra, N.; Turk, G. (The Eurographics Association, 2002)

  We present an interactive, physically-based, elastically deformable model using a particle system to model surfaces with interior volumes that can be haptically felt. Oriented particles used in existing surface-only models, ...

• Best Quadratic Spline Approximation for Hierarchical Visualization 

  Wiley, D. F.; Childs, H. R.; Hamann, B.; Joy, K. I.; Max, N. L. (The Eurographics Association, 2002)

  We present a method for hierarchical data approximation using quadratic simplicial elements for domain decomposition and field approximation. Higher-order simplicial elements can approximate data better than linear elements. ...

• View-Dependent Multiresolution Splatting of Non-Uniform Data 

  Jang, Justin; Ribarsky, William; Shaw, Christopher D.; Faust, Nickolas (The Eurographics Association, 2002)

  This paper develops an approach for the splat-based visualization of large scale, non-uniform data. A hierarchical structure is generated that permits detailed treatment at the leaf nodes of the non-uniform distribution. ...

• Direct Volume Rendering of Photographic Volumes Using Multi-Dimensional Color-Based Transfer Functions 

  Morris, Christopher J.; Ebert, David (The Eurographics Association, 2002)

  Traditionally, volume rendering of medical data has been comprised of transfer functions that map a scalar value, usually a MRI or CT intensity, to an opacity. Corresponding color maps are either selected regardless of the ...

• Feature-Preserving Volume Filtering 

  Neumann, László; Csébfalvi, Balázs; Viola, Ivan; Mlejnek, Matej; Gröller, Eduard (The Eurographics Association, 2002)

  In this paper a feature-preserving volume filtering method is presented. The basic idea is to minimize a threecomponent global error function penalizing the density and gradient errors and the curvature of the unknown ...

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