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train · 6.09k rows

Conference stringclasses 6 values	Year int64 1.99k 2.03k	Title stringlengths 8 187	DOI stringlengths 16 32	Abstract stringlengths 128 7.15k ⌀	Accessible bool 2 classes	Early bool 2 classes	AuthorNames-Deduped listlengths 1 24	Award listlengths 0 2	Resources listlengths 0 5	ResourceLinks listlengths 0 10
EuroVis	2,005	Tiled Parallel Coordinates for the Visualization of Time-Varying Multichannel EEG Data	10.2312/VisSym/EuroVis05/061-068	The field of visualization assists data interpretation in many areas, but some types of data are not manageable by existing visualization techniques. This holds in particular for time-varying multichannel EEG data. No existing technique can simultaneously visualize information from all channels in use and all time step...	false	false	[ "Michael ten Caat", "Natasha M. Maurits", "Jos B. T. M. Roerdink" ]	[]	[]	[]
EuroVis	2,005	Transfer Functions for Imaging Spectroscopy Data using Principal Component Analysis	10.2312/VisSym/EuroVis05/117-123	In this paper we present a new application of the principal component analysis (PCA) to generate multidimensional transfer functions. These transfer functions are needed in the volumetric visualization of spectral data to isolate regions that contain interesting peak-shaped features. Both large and small peaks can be e...	false	false	[ "Alexander Broersen", "Robert van Liere" ]	[]	[]	[]
EuroVis	2,005	Vector Field Analysis and Visualization through Variational Clustering	10.2312/VisSym/EuroVis05/029-035	Scientific computing is an increasingly crucial component of research in various disciplines. Despite its potential, exploration of the results is an often laborious task, owing to excessively large and verbose datasets output by typical simulation runs. Several approaches have been proposed to analyze, classify, and s...	false	false	[ "Alexander McKenzie", "Santiago V. Lombeyda", "Mathieu Desbrun" ]	[]	[]	[]
EuroVis	2,005	Version-Centric Visualization of Code Evolution	10.2312/VisSym/EuroVis05/223-230	The source code of software systems changes many times during the system lifecycle. We study how developers can get insight in these changes in order to understand the project context and the product artifacts. For this we propose new techniques for code evolution representation and visualization interaction from a ver...	false	false	[ "Lucian Voinea", "Alexandru C. Telea", "Michel R. V. Chaudron" ]	[]	[]	[]
EuroVis	2,005	VIS-a-VE: Visual Augmentation for Virtual Environments in Surgical Training	10.2312/VisSym/EuroVis05/101-108	Photo-realistic rendering combined with vision techniques is an important trend in developing next generation surgical simulation devices. Training with simulator is generally low in cost and more efficient than traditional methods that involve supervised learning on actual patients. Incorporating genuine patient data ...	false	false	[ "Adrian James Chung", "Fani Deligianni", "Pallav L. Shah", "Athol Wells", "Guang-Zhong Yang" ]	[]	[]	[]
EuroVis	2,005	VisBiz: A Business Process Visualization Case Study	10.2312/VisSym/EuroVis05/109-116	Business process management involves many parameters and relationships and is modeled as complex business process workflows. A common way to analyze the process data is by using flowcharts. Visual analysis of a largescale chart, however, is too complex. In this case study, we employ a novel visualization technique, cal...	false	false	[ "Ming C. Hao", "Daniel A. Keim", "Umeshwar Dayal", "Jörn Schneidewind" ]	[]	[]	[]
EuroVis	2,005	Visualisation and Analysis of Large and Complex Scale-free Networks	10.2312/VisSym/EuroVis05/239-246	Scale-free networks appear in many application domains such as social and biological networks [BA99, BB03, BO04]. Roughly speaking, scale-free networks have power-law degree distribution, ultra-short average path length and high clustering coefficient [BA99, BB03, BO04]. This paper presents new methods for visualising...	false	false	[ "Adel Ahmed", "Tim Dwyer", "Seok-Hee Hong 0001", "Colin Murray", "Le Song", "Ying Xin Wu" ]	[]	[]	[]
EuroVis	2,005	Visualization for Validation and Improvement of Three-dimensional Segmentation Algorithms	10.2312/VisSym/EuroVis05/093-100	The Berkeley Drosophila Transcription Network Project (BDTNP) is developing a suite of methods that will allow a quantitative description and analysis of three dimensional (3D) gene expression patterns in an animal with cellular resolution. An important component of this approach are algorithms that segment 3D images o...	false	false	[ "Gunther H. Weber", "Cris L. Luengo Hendriks", "Soile V. E. Keränen", "Scott E. Dillard", "Derek Y. Ju", "Damir Sudar", "Bernd Hamann" ]	[]	[]	[]
EuroVis	2,005	Visualization of Computer-Modeled Forests for Forest Management	10.2312/VisSym/EuroVis05/183-190	Forest management is a costly and time-consuming activity. Remote sensing has the potential to improve the process by making it cheaper and more efficient, but only if appropriate characteristics can be determined from computer-models. This paper describes the implementation of a forest visualization system and a corre...	false	false	[ "Mahnas Jean Mohammadi-Aragh", "Ikuko Fujisaki", "Derek Irby", "David L. Evans", "Robert J. Moorhead", "Scott Roberts" ]	[]	[]	[]
CHI	2,005	Feature congestion: a measure of display clutter	10.1145/1054972.1055078	Management of clutter is an important factor in the design of user interfaces and information visualizations, allowing improved usability and aesthetics. However, clutter is not a well defined concept. In this paper, we present the Feature Congestion measure of display clutter. This measure is based upon extensive mode...	false	false	[ "Ruth Rosenholtz", "Yuanzhen Li", "Jonathan Mansfield", "Zhenlan Jin" ]	[]	[]	[]
CHI	2,005	Improving aviation safety with information visualization: a flight simulation study	10.1145/1054972.1055033	Many aircraft accidents each year are caused by encounters with invisible airflow hazards. Recent advances in aviation sensor technology offer the potential for aircraft-based sensors that can gather large amounts of airflow velocity data in real-time. With this influx of data comes the need to study how best to presen...	false	false	[ "Cecilia R. Aragon", "Marti A. Hearst" ]	[]	[]	[]
CHI	2,005	prefuse: a toolkit for interactive information visualization	10.1145/1054972.1055031	Although information visualization (infovis) technologies have proven indispensable tools for making sense of complex data, wide-spread deployment has yet to take hold, as successful infovis applications are often difficult to author and require domain-specific customization. To address these issues, we have created pr...	false	false	[ "Jeffrey Heer", "Stuart K. Card", "James A. Landay" ]	[]	[]	[]
CHI	2,005	Studying the effectiveness of MOVE: a contextually optimized in-vehicle navigation system	10.1145/1054972.1055051	In-vehicle navigation has changed substantially in recent years, due to the advent of computer generated maps and directions. However, these maps are still problematic, due to a mismatch between the complexity of the maps and the attentional demands of driving. In response to this problem, we are developing the MOVE (M...	false	false	[ "Joonhwan Lee", "Jodi Forlizzi", "Scott E. Hudson" ]	[]	[]	[]
CHI	2,005	Use of eye movements as feedforward training for a synthetic aircraft inspection task	10.1145/1054972.1054993	Aircraft inspection is a vital element in assuring safety and reliability of the air transportation system. The human inspector performing visual inspection of an aircraft is the backbone of this process and training is an effective strategy for improving their inspection performance. Previous studies have shown offlin...	false	false	[ "Sajay Sadasivan", "Joel S. Greenstein", "Anand K. Gramopadhye", "Andrew T. Duchowski" ]	[]	[]	[]
CHI	2,005	Visualization of mappings between schemas	10.1145/1054972.1055032	In this paper we describe a novel approach to the visualization of the mapping between two schemas. Current approaches to visually defining such a mapping fail when the schemas or maps become large. The new approach uses various information visualization techniques to simplify the view, making it possible for users to ...	false	false	[ "George G. Robertson", "Mary Czerwinski", "John E. Churchill" ]	[]	[]	[]
CHI	2,005	Who gets to know what when: configuring privacy permissions in an awareness application	10.1145/1054972.1054987	We report on a study (N=36) of user preferences for balancing awareness with privacy. Participants defined permissions for sharing of location, availability, calendar information and instant messaging (IM) activity within an application called mySpace. MySpace is an interactive visualization of the physical workplace t...	false	false	[ "Sameer Patil", "Jennifer Lai" ]	[]	[]	[]
Vis	2,004	2D Maps for Visual Analysis and Retrieval in Large Multi-Feature 3D Model Databases	10.1109/VISUAL.2004.2	Multimedia objects are often described by high-dimensional feature vectors which can be used for retrieval and clustering tasks. We have built an interactive retrieval system for 3D model databases that implements a variety of different feature transforms. Recently, we have enhanced the functionality of our system by i...	false	false	[ "Benjamin Bustos", "Daniel A. Keim", "Christian Panse", "Tobias Schreck" ]	[]	[]	[]
Vis	2,004	A graphics hardware-based vortex detection and visualization system	10.1109/VISUAL.2004.3	Feature detection in flow fields is a well-researched area, but practical application is often difficult due to the numerical complexity of the algorithms preventing interactive use and due to noise in experimental or high-resolution simulation data sets. We present an integrated system that provides interactive denois...	false	false	[ "Simon Stegmaier", "Thomas Ertl" ]	[]	[]	[]
Vis	2,004	Adaptive 4-8 texture hierarchies	10.1109/VISUAL.2004.4	We address the texture level-of-detail problem for extremely large surfaces such as terrain during realtime, view-dependent rendering. A novel texture hierarchy is introduced based on 4-8 refinements of raster tiles, in which the texture grids in effect rotate 45 degrees for each level of refinement. This hierarchy pro...	false	false	[ "Lok M. Hwa", "Mark A. Duchaineau", "Kenneth I. Joy" ]	[ "BP" ]	[]	[]
Vis	2,004	Anisotropic volume rendering for extremely dense, thin line data	10.1109/VISUAL.2004.5	Many large scale physics-based simulations which take place on PC clusters or supercomputers produce huge amounts of data including vector fields. While these vector data such as electromagnetic fields, fluid flow fields, or particle paths can be represented by lines, the sheer number of the lines overwhelms the memory...	false	false	[ "Gregory L. Schussman", "Kwan-Liu Ma" ]	[]	[]	[]
Vis	2,004	Atlas-Aware Laplacian Smoothing	10.1109/VISUAL.2004.6	We consider an image, a result of sampling over a finite two dimensional regular grid a vector valued function of two variables. There is a wealth of work in both theory and application of image processing operations. Our approach is to map into the parameter space then perform image processing operations there. Laplac...	false	false	[ "Peter G. Sibley", "Gabriel Taubin" ]	[]	[]	[]
Vis	2,004	Augmented reality with tangible auto-fabricated models for molecular biology applications	10.1109/VISUAL.2004.7	The evolving technology of computer auto-fabrication ("3D printing") now makes it possible to produce physical models for complex biological molecules and assemblies. We report on an application that demonstrates the use of auto-fabricated tangible models and augmented reality for research and education in molecular bi...	false	false	[ "Alexandre Gillet", "Michel F. Sanner", "Daniel Stoffler", "David S. Goodsell", "Arthur J. Olson" ]	[]	[]	[]
Vis	2,004	Automatic Fast Detection of Tumor Suspect Areas on CT Scan	10.1109/VISUAL.2004.9	Our research deals with a fully automatic and fast visualization of possible tumoral areas on CT Scan images. To achieve this task, we use the bilateral symmetry of the human body and the asymmetry introduced by the presence of tumors. Our work was initially dedicated to the head and neck area but it should work well f...	false	false	[ "Matei Mancas", "Bernard Gosselin", "Benoît Macq" ]	[]	[]	[]
Vis	2,004	Building an Ontology of Visualization	10.1109/VISUAL.2004.10	Recent activity within the UK National e-Science Programme has identified a need to establish an ontology for visualization. Motivation for this includes defining web and grid services for visualization (the ‘semantic grid’), supporting collaborative work, curation, and underpinning visualization research and education...	false	false	[ "David J. Duke", "Ken Brodlie", "David A. Duce" ]	[]	[]	[]
Vis	2,004	Capillary Histology Imagery Visualization and Exploration	10.1109/VISUAL.2004.11	In this poster, we describe the Capillary Histology Imagery Visualization and Exploration (CHIVE) project that is developing new tools for studying the vascular system in the mouse brain. Our ultimate goal is to understand the micro-vascular architecture of the brain and its role in development and disease. The size an...	false	false	[ "Michael Gleicher", "Tom Brunet", "K. Evan Nowak", "Liz Osten", "Matt McElwee", "Kevin Tanty", "Adam Gepner", "Garet Lahvis" ]	[]	[]	[]
Vis	2,004	Centroidal Voronoi tessellation based algorithms for vector fields visualization and segmentation	10.1109/VISUAL.2004.13	A new method for the simplification and the visualization of vector fields is presented based on the notion of centroidal Voronoi tessellations (CVT's). A CVT is a special Voronoi tessellation for which the generators of the Voronoi regions in the tessellation are also the centers of mass (or means) with respect to a p...	false	false	[ "Qiang Du 0001", "Xiaoqiang Wang 0002" ]	[]	[]	[]
Vis	2,004	Code Checking and Visualization of an Architecture Design	10.1109/VISUAL.2004.14	Computer graphics has be successfully applied to architecture design. There is more demand to new applications. One of them, to be addressed in this work, is the code checking and visualization of the checking results.	false	false	[ "Rong Xu", "Wawan Solihin", "Zhiyong Huang" ]	[]	[]	[]
Vis	2,004	Compatible triangulations of spatial decompositions	10.1109/VISUAL.2004.15	We describe a general algorithm to produce compatible 3D triangulations from spatial decompositions. Such triangulations match edges and faces across spatial cell boundaries, solving several problems in graphics and visualization including the crack problem found in adaptive isosurface generation, triangulation of arbi...	false	false	[ "William J. Schroeder", "Berk Geveci", "Mathieu Malaterre" ]	[]	[]	[]
Vis	2,004	Compression, Segmentation, and Modeling of Large-Scale Filamentary Volumetric Data	10.1109/VISUAL.2004.16	We describe a method for processing large amounts of volumetric data collected from a Knife Edge Scanning Microscope (KESM). The neuronal data that we acquire consists of thin, branching structures extending over very large regions that prior volumetric representations have difficulty dealing with efficiently. Since th...	false	false	[ "Bruce H. McCormick", "Purna Doddapaneni", "David Mayerich", "Zeki Melek", "John Keyser" ]	[]	[]	[]
Vis	2,004	Constrained inverse volume rendering for planetary nebulae	10.1109/VISUAL.2004.18	Determining the three-dimensional structure of distant astronomical objects is a challenging task, given that terrestrial observations provide only one viewpoint. For this task, bipolar planetary nebulae are interesting objects of study because of their pronounced axial symmetry due to fundamental physical processes. M...	false	false	[ "Marcus A. Magnor", "Gordon L. Kindlmann", "Neb Duric", "Charles D. Hansen" ]	[]	[]	[]
Vis	2,004	Context-Adaptive Mobile Visualization and Information Management	10.1109/VISUAL.2004.19	This poster abstract presents a scalable information visualization system for mobile devices and desktop systems. It is designed to support the operation and the workflow of wastewater systems. The regarded information data includes general information about buildings and units, process data, occupational safety regula...	false	false	[ "Jochen Ehret", "Achim Ebert", "Lars Schuchardt", "Heidrun Steinmetz", "Hans Hagen" ]	[]	[]	[]
Vis	2,004	DaMI - Data Management for Multimedial Information Systems	10.1109/VISUAL.2004.21	This paper describes a Data Management System for Multimedial Information Visualization called DaMI. It is possible to create 2D or 3D model based on data out of standard databases and additional metainformation. DaMI is a generic system guaranteeing an optimal reusability and compatibility.	false	false	[ "Hans Hagen", "Gerhard Steinebach", "Michael Münchhofen", "Inga Scheler", "Maja Ruby", "Michael Wadlé" ]	[]	[]	[]
Vis	2,004	Depth Enhanced Panoramas	10.1109/VISUAL.2004.22	We describe a method for interactive modeling and visualization of room-size indoor scenes that is fast, easy, and inexpensive. We have designed a novel data acquisition device, called a ModelCamera, that consists of a video camera with an attached laser system that generates a 7x7 pattern of depth samples. The operato...	false	false	[ "Gleb Bahmutov", "Voicu Popescu", "Elisha Sacks" ]	[]	[]	[]
Vis	2,004	Detection and visualization of anomalous structures in molecular dynamics simulation data	10.1109/VISUAL.2004.23	We explore techniques to detect and visualize features in data from molecular dynamics (MD) simulations. Although the techniques proposed are general, we focus on silicon (Si) atomic systems. The first set of methods use 3D location of atoms. Defects are detected and categorized using local operators and statistical mo...	false	false	[ "Sameep Mehta", "Kaden Hazzard", "Raghu Machiraju", "Srinivasan Parthasarathy 0001", "John Wilkins" ]	[]	[]	[]
Vis	2,004	Dispersion simulation and visualization for urban security	10.1109/VISUAL.2004.24	We present a system for simulating and visualizing the propagation of dispersive contaminants with an application to urban security. In particular, we simulate airborne contaminant propagation in open environments characterised by sky-scrapers and deep urban canyons. Our approach is based on the multiple relaxation tim...	false	false	[ "Feng Qiu", "Ye Zhao 0004", "Zhe Fan", "Xiaoming Wei", "Haik Lorenz", "Jianning Wang", "Suzanne Yoakum-Stover", "Arie E. Kaufman", "Klaus Mueller 0001" ]	[]	[]	[]
Vis	2,004	Display of vector fields using a reaction-diffusion model	10.1109/VISUAL.2004.25	Effective visualization of vector fields relies on the ability to control the size and density of the underlying mapping to visual cues used to represent the field. In this paper we introduce the use of a reaction-diffusion model, already well known for its ability to form irregular spatio-temporal patters, to control ...	false	false	[ "Allen R. Sanderson", "Christopher R. Johnson 0001", "Robert M. Kirby" ]	[]	[]	[]
Vis	2,004	DTI Fiber Clustering in the Whole Brain	10.1109/VISUAL.2004.26	References [1] Ding et al. Classification and quantification of neuronal fiber pathways using diffusion tensor MRI. Magnetic Resonance in Medicine, 49:716–721, 2003. [2] Corouge et al. Towards a shape model of white matter fiber bundles using diffusion tensor MRI. In International Symposium on Biomedical Imaging, pages...	false	false	[ "Song Zhang 0004", "David H. Laidlaw" ]	[]	[]	[]
Vis	2,004	Dual contouring with topology-preserving simplification using enhanced cell representation	10.1109/VISUAL.2004.27	We present a fast, topology-preserving approach for isosurface simplification. The underlying concept behind our approach is to preserve the disconnected surface components in cells during isosurface simplification. We represent isosurface components in a novel representation, called enhanced cell, where each surface c...	false	false	[ "Nan Zhang 0011", "Wei Hong 0006", "Arie E. Kaufman" ]	[]	[]	[]
Vis	2,004	Dual marching cubes	10.1109/VISUAL.2004.28	We present the definition and computational algorithms for a new class of surfaces which are dual to the isosurface produced by the widely used marching cubes (MC) algorithm. These new isosurfaces have the same separating properties as the MC surfaces but they are comprised of quad patches that tend to eliminate the co...	false	false	[ "Gregory M. Nielson" ]	[]	[]	[]
Vis	2,004	Efficient point-based isosurface exploration using the span-triangle	10.1109/VISUAL.2004.29	We introduce a novel span-triangle data structure, based on the span-space representation for isosurfaces. It stores all necessary cell information for dynamic manipulation of the isovalue in an efficient way. We have found that using our data structure in combination with point-based techniques, implemented on graphic...	false	false	[ "Bartosz von Rymon-Lipinski", "Nils Hanssen", "Thomas Jansen 0005", "Lutz Ritter", "Erwin Keeve" ]	[]	[]	[]
Vis	2,004	Exploration of the brain's white matter pathways with dynamic queries	10.1109/VISUAL.2004.30	Diffusion tensor imaging (DTI) is a magnetic resonance imaging method that can be used to measure local information about the structure of white matter within the human brain. Combining DTI data with the computational methods of MR tractography, neuroscientists can estimate the locations and sizes of nerve bundles (whi...	false	false	[ "David Akers", "Anthony J. Sherbondy", "Rachel Mackenzie", "Robert F. Dougherty", "Brian A. Wandell" ]	[]	[]	[]
Vis	2,004	Fast Rendering of Foveated Volume in the Wavelet Domain	10.1109/VISUAL.2004.31	A design issue in remote visualization is on the mapping of the viewer’s intention to the relevant data to be sent. One possible approach is to let the viewer interactively indicate the region of interests (ROI), and objects in the ROI will have higher priority during transmission. For media objects like images and vid...	false	false	[ "Hang Yu", "Ee-Chien Chang", "Zhiyong Huang", "Zhijian Zheng" ]	[]	[]	[]
Vis	2,004	Flow field clustering via algebraic multigrid	10.1109/VISUAL.2004.32	We present a novel multiscale approach for flow visualization. We define a local alignment tensor that encodes a measure for alignment to the direction of a given flow field. This tensor induces an anisotropic differential operator on the flow domain, which is discretized with a standard finite element technique. The e...	false	false	[ "Michael Griebel", "Tobias Preußer", "Martin Rumpf", "Marc Alexander Schweitzer", "Alexandru C. Telea" ]	[]	[]	[]
Vis	2,004	Force-Feedback-Enhanced Navigation for Interactive Visualization of Coronary Vessels	10.1109/VISUAL.2004.33	Coronary heart disease (CHD) is the number one killer in the United States. Although it is well known that CHD mainly occurs due to blocked arteries, there are contradictory results from studies designed to identify basic causes for this common disease is. To find out more about the true reason for CHD, virtual models ...	false	false	[ "Thomas Wischgoll", "Elke Moritz", "Jörg Meyer 0002" ]	[]	[]	[]
Vis	2,004	Generating realistic images from hydrothermal plume data	10.1109/VISUAL.2004.34	Most data used in the study of seafloor hydrothermal plumes consists of sonar (acoustic) scans and sensor readings. Visual data captures only a portion of the sonar data range due to the prohibitive cost and physical infeasibility of taking sufficient lighting and video equipment to such extreme depths. However, visual...	false	false	[ "Kristina Santilli", "Karen G. Bemis", "Deborah Silver", "Jamshed Dastur", "Peter A. Rona" ]	[]	[]	[]
Vis	2,004	Generating sub-resolution detail in images and volumes using constrained texture synthesis	10.1109/VISUAL.2004.35	A common deficiency of discretized datasets is that detail beyond the resolution of the dataset has been irrecoverably lost. This lack of detail becomes immediately apparent once one attempts to zoom into the dataset and only recovers blur. We describe a method that generates the missing detail from any available and p...	false	false	[ "Lujin Wang", "Klaus Mueller 0001" ]	[]	[]	[]
Vis	2,004	Guaranteed quality triangulation of molecular skin surfaces	10.1109/VISUAL.2004.36	We present an efficient algorithm to mesh the macromolecules surface model represented by the skin surface defined by Edelsbrunner. Our algorithm overcomes several challenges residing in current surface meshing methods. First, we guarantee the mesh quality with a provable lower bound of 21/spl deg/ on its minimum angle...	false	false	[ "Ho-Lun Cheng", "Xinwei Shi" ]	[]	[]	[]
Vis	2,004	Haptic display of interaction between textured models	10.1109/VISUAL.2004.37	Surface texture is among the most salient haptic characteristics of objects; it can induce vibratory contact forces that lead to perception of roughness. We present a new algorithm to display haptic texture information resulting from the interaction between two textured objects. We compute contact forces and torques us...	false	false	[ "Miguel A. Otaduy", "Nitin Jain", "Avneesh Sud", "Ming C. Lin" ]	[]	[]	[]
Vis	2,004	Hardware-accelerated adaptive EWA volume splatting	10.1109/VISUAL.2004.38	We present a hardware-accelerated adaptive EWA (elliptical weighted average) volume splatting algorithm. EWA splatting combines a Gaussian reconstruction kernel with a low-pass image filter for high image quality without aliasing artifacts or excessive blurring. We introduce a novel adaptive filtering scheme to reduce ...	false	false	[ "Wei Chen 0001", "Ren Liu", "Matthias Zwicker", "Hanspeter Pfister" ]	[]	[]	[]
Vis	2,004	Hierarchy Based 3D Visualization of Large Software Structures	10.1109/VISUAL.2004.39	Modern object-oriented programs are hierarchical systems with many thousands of interrelated subsystems. Visualization helps developers to better comprehend these large and complex systems. This work presents a three-dimensional visualization technique that represents the static structure of object-oriented software us...	false	false	[ "Michael Balzer", "Oliver Deussen" ]	[]	[]	[]
Vis	2,004	ImageSurfer: a tool for visualizing correlations between two volume scalar fields	10.1109/VISUAL.2004.46	ImageSurfer is a tool designed to explore correlations between two 3D scalar fields. Our scientific goal was to determine where a protein is located, and how much its concentration varies along the membrane of a neuronal dendrite. The 3D scalar field data sets fall into two categories: dendritic plasma membranes (defin...	false	false	[ "Dennis Jen", "Peter Parente", "Jonathan Robbins", "Chris Weigle", "Russell M. Taylor II", "Alain Burette", "Richard Weinberg" ]	[]	[]	[]
Vis	2,004	Immersive design of DNA molecules with a tangible interface	10.1109/VISUAL.2004.47	This work presents an experimental immersive interface for designing DNA components for application in nanotechnology. While much research has been done on immersive visualization, this is one of the first systems to apply advanced interface techniques to a scientific design problem. This system uses tangible 3D input ...	false	false	[ "Steven Schkolne", "Hiroshi Ishii 0001", "Peter Schröder" ]	[]	[]	[]
Vis	2,004	Importance-driven volume rendering	10.1109/VISUAL.2004.48	This work introduces importance-driven volume rendering as a novel technique for automatic focus and context display of volumetric data. Our technique is a generalization of cut-away views, which - depending on the viewpoint - remove or suppress less important parts of a scene to reveal more important underlying inform...	false	false	[ "Ivan Viola", "Armin Kanitsar", "M. Eduard Gröller" ]	[]	[]	[]
Vis	2,004	Interactive design of multi-perspective images for visualizing urban landscapes	10.1109/VISUAL.2004.50	Multiperspective images are a useful way to visualize extended, roughly planar scenes such as landscapes or city blocks. However, constructing effective multiperspective images is something of an art. We describe an interactive system for creating multiperspective images composed of serially blended cross-slits images....	false	false	[ "Augusto Román", "Gaurav Garg", "Marc Levoy" ]	[]	[]	[]
Vis	2,004	Interactive exploration of large remote micro-CT scans	10.1109/VISUAL.2004.51	Datasets of tens of gigabytes are becoming common in computational and experimental science. This development is driven by advances in imaging technology, producing detectors with growing resolutions, as well as availability of cheap processing power and memory capacity in commodity-based computing clusters. We describ...	false	false	[ "Steffen Prohaska", "Andrei Hutanu", "Ralf Kähler", "Hans-Christian Hege" ]	[]	[]	[]
Vis	2,004	Interactive point-based isosurface extraction	10.1109/VISUAL.2004.52	We propose a novel point-based approach to view dependent isosurface extraction. We introduce a fast visibility query system for the view dependent traversal, which exhibits moderate memory requirements. This technique allows for an interactive interrogation of the full visible woman dataset (1GB) at four to fifteen fr...	false	false	[ "Yarden Livnat", "Xavier Tricoche" ]	[]	[]	[]
Vis	2,004	Interactive Poster: Grid-Enabled Collaborative Scientific Visualization Environment	10.1109/VISUAL.2004.53	At its core, the grid is concerned with distributed computing and resource management. In essence, the grid is the federation and virtualization of computing resources to accelerate application processing [Unger-Haynos]. As described by Foster et al, grid computing focuses on large-scale resource sharing between dynami...	false	false	[ "Eric Christopher Wyatt", "Patrick O'Leary" ]	[]	[]	[]
Vis	2,004	Interactive Poster: Illustrating Different Convection Velocities of Turbulent Flow	10.1109/VISUAL.2004.54	The visualization of any vector field is dependent on the relative velocity of the observer. In experimentally generated vector fields, the average value of the streamwise component of the global vector field is typically calculated and subtracted from each vector. We demonstrate that the resulting image, critical poin...	false	false	[ "Timothy Urness", "Victoria Interrante", "Ellen Longmire", "Ivan Marusic", "Bharathram Ganapathisubramani" ]	[]	[]	[]
Vis	2,004	Interactive terascale particle visualization	10.1109/VISUAL.2004.55	This work describes the methods used to produce an interactive visualization of a 2 TB computational fluid dynamics (CFD) data set using particle tracing (streaklines). We use the method introduced by Bruckschen el al. (2001) that precomputes a large number of particles, stores them on disk using a space-filling curve ...	false	false	[ "David Ellsworth", "Bryan Green", "Patrick J. Moran" ]	[]	[]	[]
Vis	2,004	Interactive thickness visualization of articular cartilage	10.1109/VISUAL.2004.56	This work describes a method to visualize the thickness of curved thin objects. Given the MRI volume data of articular cartilage, medical doctors investigate pathological changes of the thickness. Since the tissue is very thin, it is impossible to reliably map the thickness information by direct volume rendering. Our i...	false	false	[ "Matej Mlejnek", "Anna Vilanova", "M. Eduard Gröller" ]	[]	[]	[]
Vis	2,004	Introducing Topological Attributes for Objective-Based Visualization	10.1109/VISUAL.2004.57	Direct volume rendering is a standard technique for projecting all the optically-encoded samples onto the screen at once to allow us to peer into the inner structures involved in a volume data. Datacentric approaches to the design of transfer functions (TFs) have recently been well-established, which perform mathematic...	false	false	[ "Yuriko Takeshima", "Shigeo Takahashi", "Issei Fujishiro", "Gregory M. Nielson" ]	[]	[]	[]
Vis	2,004	Intuitive and interactive modification of large finite element models	10.1109/VISUAL.2004.58	Virtual prototyping is increasingly replacing real mock-ups and experiments in industrial product development. Part of this process is the simulation of structural and functional properties, which is in many cases based on finite element analysis (FEA). One prominent example from the automotive industry is the safety i...	false	false	[ "Dirc Rose", "Katrin Bidmon", "Thomas Ertl" ]	[]	[]	[]
Vis	2,004	Investigating swirl and tumble flow with a comparison of visualization techniques	10.1109/VISUAL.2004.59	We investigate two important, common fluid flow patterns from computational fluid dynamics (CFD) simulations, namely, swirl and tumble motion typical of automotive engines. We study and visualize swirl and tumble flow using three different flow visualization techniques: direct, geometric, and texture-based. When illust...	false	false	[ "Robert S. Laramee", "Daniel Weiskopf", "Jürgen Schneider", "Helwig Hauser" ]	[]	[]	[]
Vis	2,004	JointViewer - An Interactive System for Exploring Orthopedic Data	10.1109/VISUAL.2004.60	We present JointViewer, a software tool to aid orthopedics researchers in exploring complex, in-vivo joint kinematics. Given bone-geometry data and bone-motion information, JointViewer models and visualizes bone inter-spacing in the joint. Next, it proposes and displays plausible ligament paths which connect bones toge...	false	false	[ "G. Elisabeta Marai", "Çagatay Demiralp", "Stuart Andrews", "David H. Laidlaw" ]	[]	[]	[]
Vis	2,004	Light Collages: lighting design for effective visualization	10.1109/VISUAL.2004.62	We introduce Light Collages - a lighting design system for effective visualization based on principles of human perception. Artists and illustrators enhance perception of features with lighting that is locally consistent and globally inconsistent. Inspired by these techniques, we design the placement of light sources t...	false	false	[ "Chang Ha Lee", "Xuejun Hao", "Amitabh Varshney" ]	[]	[]	[]
Vis	2,004	Light weight space leaping using ray coherence	10.1109/VISUAL.2004.63	We present a space leaping technique for accelerating volume rendering with very low space and run-time complexity. Our technique exploits the ray coherence during ray casting by using the distance a ray traverses in empty space to leap its neighboring rays. Our technique works with parallel as well as perspective volu...	false	false	[ "Sarang Lakare", "Arie E. Kaufman" ]	[]	[]	[]
Vis	2,004	Lighting transfer functions using gradient aligned sampling	10.1109/VISUAL.2004.64	An important task in volume rendering is the visualization of boundaries between materials. This is typically accomplished using transfer functions that increase opacity based on a voxel's value and gradient. Lighting also plays a crucial role in illustrating surfaces. In this paper we present a multi-dimensional trans...	false	false	[ "Eric B. Lum", "Kwan-Liu Ma" ]	[]	[]	[]
Vis	2,004	Linear and cubic box splines for the body centered cubic lattice	10.1109/VISUAL.2004.65	We derive piecewise linear and piecewise cubic box spline reconstruction filters for data sampled on the body centered cubic (BCC) lattice. We analytically derive a time domain representation of these reconstruction filters and using the Fourier slice-projection theorem we derive their frequency responses. The quality ...	false	false	[ "Alireza Entezari", "Ramsay Dyer", "Torsten Möller" ]	[]	[]	[]
Vis	2,004	Linking Representation with Meaning	10.1109/VISUAL.2004.66	The purpose of visualization is not just to depict data, but to gain or present insight into the domain represented in data. However in visualization systems, this link between features in the data and the meaning of those features is often missing or implicit. It is assumed that the user, through looking at the output...	false	false	[ "David J. Duke" ]	[]	[]	[]
Vis	2,004	Live Range Visibility Constraints for Adaptive Terrain Visualization	10.1109/VISUAL.2004.67	Although there is a remarkable pace in the advance of computational resources and storage for real-time visualization the immensity of the input data continues to outstrip any advances. The task for interactively visualizing such a massive terrain is to render a triangulated mesh using a view-dependent error tolerance,...	false	false	[ "Xiaohong Bao", "Renato Pajarola", "Michael Shafae" ]	[]	[]	[]
Vis	2,004	Local and global comparison of continuous functions	10.1109/VISUAL.2004.68	We introduce local and global comparison measures for a collection of k /spl les/ d real-valued smooth functions on a common d-dimensional Riemannian manifold. For k = d = 2 we relate the measures to the set of critical points of one function restricted to the level sets of the other. The definition of the measures ext...	false	false	[ "Herbert Edelsbrunner", "John Harer", "Vijay Natarajan", "Valerio Pascucci" ]	[]	[]	[]
Vis	2,004	LoD volume rendering of FEA data	10.1109/VISUAL.2004.69	A new multiple resolution volume rendering method for finite element analysis (FEA) data is presented. Our method is composed of three stages: in the first stage, the Gauss points of the FEA cells are calculated. The function values, gradients, diffusions, and influence scopes of the Gauss points are computed. By repre...	false	false	[ "Shyh-Kuang Ueng", "Yan-Jen Su", "Chi-Tang Chang" ]	[]	[]	[]
Vis	2,004	Methods for efficient, high quality volume resampling in the frequency domain	10.1109/VISUAL.2004.70	Resampling is a frequent task in visualization and medical imaging. It occurs whenever images or volumes are magnified, rotated, translated, or warped. Resampling is also an integral procedure in the registration of multimodal datasets, such as CT, PET, and MRI, in the correction of motion artifacts in MRI, and in the ...	false	false	[ "Aili Li", "Klaus Mueller 0001", "Thomas Ernst 0001" ]	[]	[]	[]
Vis	2,004	Modeling Decomposing Objects under Combustion	10.1109/VISUAL.2004.71	We present a simple yet effective method for modeling of object decomposition under combustion. A separate simulation models the flame production and generates heat from a combustion process, which is used to trigger pyrolysis of the solid object. The decomposition is modeled using level set methods, and can handle com...	false	false	[ "Zeki Melek", "John Keyser" ]	[]	[]	[]
Vis	2,004	Non-linear model fitting to parameterize diseased blood vessels	10.1109/VISUAL.2004.72	Accurate estimation of vessel parameters is a prerequisite for automated visualization and analysis of healthy and diseased blood vessels. The objective of this research is to estimate the dimensions of lower extremity arteries, imaged by computed tomography (CT). These parameters are required to get a good quality vis...	false	false	[ "Alexandra La Cruz", "Matús Straka", "Arnold Köchl", "Milos Srámek", "M. Eduard Gröller", "Dominik Fleischmann" ]	[]	[]	[]
Vis	2,004	On the role of color in the perception of motion in animated visualizations	10.1109/VISUAL.2004.73	Although luminance contrast plays a predominant role in motion perception, significant additional effects are introduced by chromatic contrasts. In this paper, relevant results from psychophysical and physiological research are described to clarify the role of color in motion detection. Interpreting these psychophysica...	false	false	[ "Daniel Weiskopf" ]	[]	[]	[]
Vis	2,004	On the Visualization of Time-Varying Structured Grids Using a 3D Warp Texture	10.1109/VISUAL.2004.74	We present a novel scheme to interactively visualize time-varying scalar fields defined on a structured grid. The underlying approach is to maximize the use of current graphics hardware by using 3D texture mapping. This approach commonly suffers from an expensive voxelization of each time-step as well as from large siz...	false	false	[ "Yuan Chen", "Jonathan D. Cohen 0001", "Subodh Kumar 0001" ]	[]	[]	[]
Vis	2,004	Optimal global conformal surface parameterization	10.1109/VISUAL.2004.75	All orientable metric surfaces are Riemann surfaces and admit global conformal parameterizations. Riemann surface structure is a fundamental structure and governs many natural physical phenomena, such as heat diffusion and electro-magnetic fields on the surface. A good parameterization is crucial for simulation and vis...	false	false	[ "Miao Jin", "Yalin Wang 0001", "Shing-Tung Yau", "Xianfeng Gu" ]	[]	[]	[]
Vis	2,004	Panel 1: Can We Determine the Top Unresolved Problems of Visualization?	10.1109/VISUAL.2004.76	Many of us working in visualization have our own list of our top 5 or 10 unresolved problems in visualization. We have assembled a group of panelists to debate and perhaps reach concensus on the top problems in visualization that still need to be explored. We include panelists from both the information and scientific v...	false	false	[ "Theresa-Marie Rhyne", "Bill Hibbard", "Christopher R. Johnson 0001", "Chaomei Chen", "Steve Eick" ]	[]	[]	[]
Vis	2,004	Panel 2: In the Eye of the Beholder: The Role of Perception in Scientific Visualization	10.1109/VISUAL.2004.77	The evolution of computational science over the last decade has resulted in a dramatic increase in raw problem solving capabilities. This growth has given rise to advances in scientific and engineering simulations that have put a high demand on tools for high-performance large-scale data exploration and analysis. These...	false	false	[ "Kelly P. Gaither", "David S. Ebert", "Bill Geisler", "David H. Laidlaw" ]	[]	[]	[]
Vis	2,004	Panel 3: The Future Visualization Platform	10.1109/VISUAL.2004.78	Advances in graphics hardware and rendering methods are shaping the future of visualization. For example, programmable graphics processors are redefining the traditional visualization cycle. In some cases it is now possible to run the computational simulation and associated visualization side-by-side on the same chip. ...	false	false	[ "Greg Johnson", "David S. Ebert", "Charles D. Hansen", "David Blair Kirk", "Bill Mark", "Hanspeter Pfister" ]	[]	[]	[]
Vis	2,004	Panel 4: What Should We Teach in a Scientific Visualization Class?	10.1109/VISUAL.2004.79	Scientific Visualization (SciVis) has evolved past the point where one undergraduate course can cover all of the necessary topics. So the question becomes "how do we teach SciVis to this generation of students?" Some examples of current courses are: A graduate Computer Science (CS) course that prepares the next generat...	false	false	[ "Jon D. Genetti", "Michael J. Bailey", "David H. Laidlaw", "Robert J. Moorhead II", "Ross T. Whitaker" ]	[]	[]	[]
Vis	2,004	Physically based methods for tensor field visualization	10.1109/VISUAL.2004.80	The physical interpretation of mathematical features of tensor fields is highly application-specific. Existing visualization methods for tensor fields only cover a fraction of the broad application areas. We present a visualization method tailored specifically to the class of tensor field exhibiting properties similar ...	false	false	[ "Ingrid Hotz", "Louis Feng", "Hans Hagen", "Bernd Hamann", "Kenneth I. Joy", "Boris Jeremic" ]	[]	[]	[]
Vis	2,004	Pixel-exact rendering of spacetime finite element solutions	10.1109/VISUAL.2004.81	Computational simulation of time-varying physical processes is of fundamental importance for many scientific and engineering applications. Most frequently, time-varying simulations are performed over multiple spatial grids at discrete points in time. We investigate a new approach to time-varying simulation: spacetime d...	false	false	[ "Yuan Zhou", "Michael Garland", "Robert B. Haber" ]	[]	[]	[]
Vis	2,004	PQuad: visualization of predicted peptides and proteins	10.1109/VISUAL.2004.82	New high-throughput proteomic techniques generate data faster than biologists can analyze it. Hidden within this massive and complex data are answers to basic questions about how cells function. The data afford an opportunity to take a global or systems approach studying whole proteomes comprising all the proteins in a...	false	false	[ "Susan L. Havre", "Mudita Singhal", "Deborah A. Payne", "Bobbie-Jo M. Webb-Robertson" ]	[]	[]	[]
Vis	2,004	Projecting tetrahedra without rendering artifacts	10.1109/VISUAL.2004.85	Hardware-accelerated direct volume rendering of unstructured volumetric meshes is often based on tetrahedral cell projection, in particular, the projected tetrahedra (PT) algorithm and its variants. Unfortunately, even implementations of the most advanced variants of the PT algorithm are very prone to rendering artifac...	false	false	[ "Martin Kraus", "Wei Qiao", "David S. Ebert" ]	[]	[]	[]
Vis	2,004	Quick-VDR: interactive view-dependent rendering of massive models	10.1109/VISUAL.2004.86	We present a novel approach for interactive view-dependent rendering of massive models. Our algorithm combines view-dependent simplification, occlusion culling, and out-of-core rendering. We represent the model as a clustered hierarchy of progressive meshes (CHPM). We use the cluster hierarchy for coarse-grained select...	false	false	[ "Sung-Eui Yoon", "Brian Salomon", "Russell Gayle", "Dinesh Manocha" ]	[]	[]	[]
Vis	2,004	Radial hermite operators for scattered point cloud data with normal vectors and applications to implicitizing polygon mesh surfaces for generalized CSG operations and smoothing	10.1109/VISUAL.2004.87	We describe a new technique for fitting scattered point cloud data. Given a scattered point cloud of 3D data points and associated normal vectors, our new method produces an implicit volume model whose zero level isosurface interpolates the given points and associated normal vectors. We concentrate on certain applicati...	false	false	[ "Gregory M. Nielson" ]	[]	[]	[]
Vis	2,004	Real-time motion estimation and visualization on graphics cards	10.1109/VISUAL.2004.88	We present a tool for real-time visualization of motion features in 2D image sequences. The motion is estimated through an eigenvector analysis of the spatio-temporal structure tensor at every pixel location. This approach is computationally demanding but allows reliable velocity estimates as well as quality indicators...	false	false	[ "Robert Strzodka", "Christoph S. Garbe" ]	[]	[]	[]
Vis	2,004	Real-Time Volume Rendering of Four Channel Data Sets	10.1109/VISUAL.2004.89	We present a novel method to encode four data channels in a volumetric data set, and render it at interactive frame rates with maximum intensity projection (MIP) using textured polygons. The first three channels are stored in the volume texture’s red, green, and blue components. The fourth channel is stored in the alph...	false	false	[ "Jürgen P. Schulze", "Alexander Rice" ]	[]	[]	[]
Vis	2,004	Rendering implicit flow volumes	10.1109/VISUAL.2004.90	Traditional flow volumes construct an explicit geometrical or parametrical representation from the vector field. The geometry is updated interactively and then rendered using an unstructured volume rendering technique. Unless a detailed refinement of the flow volume is specified for the interior, information inside the...	false	false	[ "Daqing Xue", "Caixia Zhang", "Roger Crawfis" ]	[]	[]	[]
Vis	2,004	Rendering planar cuts through quadratic and cubic finite elements	10.1109/VISUAL.2004.91	Coloring higher order scientific data is problematic using standard linear methods as found in OpenGL. The visual results are inaccurate when there is a large scalar gradient over an element or when the scalar field is nonlinear. In addition to shading nonlinear data, last and accurate rendering of planar cuts through ...	false	false	[ "Michael Brasher", "Robert Haimes" ]	[]	[]	[]
Vis	2,004	Rough interface reconstruction using the level set method	10.1109/VISUAL.2004.94	We present a new level set method for reconstructing interfaces from point aggregations. Although level-set-based methods are advantageous because they can handle complicated topologies and noisy data, most tend to smooth the inherent roughness of the original data. Our objective is to enhance the quality of a reconstr...	false	false	[ "Yootai Kim", "Raghu Machiraju", "David S. Thompson" ]	[]	[]	[]
Vis	2,004	Scout: a hardware-accelerated system for quantitatively driven visualization and analysis	10.1109/VISUAL.2004.95	Quantitative techniques for visualization are critical to the successful analysis of both acquired and simulated scientific data. Many visualization techniques rely on indirect mappings, such as transfer functions, to produce the final imagery. In many situations, it is preferable and more powerful to express these map...	false	false	[ "Patrick S. McCormick", "Jeff T. Inman", "James P. Ahrens", "Charles D. Hansen", "Greg Roth" ]	[]	[]	[]
Vis	2,004	Self-illustrating phenomena	10.1109/VISUAL.2004.12	Summary form only given. A self-illustrating phenomenon is an image which exposes the science behind it. Some famous examples are pictures of iron filings aligned along magnetic lines of force, sand particles collecting at the stationary points of the standing waves of a violin, stress in a mechanical part revealed thr...	false	false	[ "Pat Hanrahan" ]	[]	[]	[]
Vis	2,004	Simplifying flexible isosurfaces using local geometric measures	10.1109/VISUAL.2004.96	The contour tree, an abstraction of a scalar field that encodes the nesting relationships of isosurfaces, can be used to accelerate isosurface extraction, to identify important isovalues for volume-rendering transfer functions, and to guide exploratory visualization through a flexible isosurface interface. Many real-wo...	false	false	[ "Hamish A. Carr", "Jack Snoeyink", "Michiel van de Panne" ]	[ "TT" ]	[]	[]
Vis	2,004	STEPS - an application for simulation of transsphenoidal endonasal pituitary surgery	10.1109/VISUAL.2004.98	Endonasal transsphenoidal pituitary surgery is a minimally invasive endoscopic procedure, applied to remove various kinds of pituitary tumors. To reduce the risk associated with this treatment, the surgeon must be skilled and well-prepared. Virtual endoscopy can be beneficial as a tool for training, preoperative planni...	false	false	[ "André Neubauer 0002", "Stefan Wolfsberger", "Marie-Thérèse Forster", "Lukas Mroz", "Rainer Wegenkittl", "Katja Bühler" ]	[ "BA" ]	[]	[]
Vis	2,004	Stream line and path line oriented topology for 2D time-dependent vector fields	10.1109/VISUAL.2004.99	Topological methods aim at the segmentation of a vector field into areas of different flow behavior. For 2D time-dependent vector fields, two such segmentations are possible: either concerning the behavior of stream lines, or of path lines. While stream line oriented topology is well established, we introduce path line...	false	false	[ "Holger Theisel", "Tino Weinkauf", "Hans-Christian Hege", "Hans-Peter Seidel" ]	[]	[]	[]
Vis	2,004	Surface reconstruction of noisy and defective data sets	10.1109/VISUAL.2004.101	We present a novel surface reconstruction algorithm that can recover high-quality surfaces from noisy and defective data sets without any normal or orientation information. A set of new techniques is introduced to afford extra noise tolerability, robust orientation alignment, reliable outlier removal, and satisfactory ...	false	false	[ "Hui Xie 0001", "Kevin T. McDonnell", "Hong Qin" ]	[]	[]	[]
Vis	2,004	TetSplat: real-time rendering and volume clipping of large unstructured tetrahedral meshes	10.1109/VISUAL.2004.102	We present a novel approach to interactive visualization and exploration of large unstructured tetrahedral meshes. These massive 3D meshes are used in mission-critical CFD and structural mechanics simulations, and typically sample multiple field values on several millions of unstructured grid points. Our method relies ...	false	false	[ "Ken Museth", "Santiago V. Lombeyda" ]	[]	[]	[]

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