Split (1)

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
CHI	1,999	TouchCounters: Designing Interactive Electronic Labels for Physical Containers	10.1145/302979.303110	We present TouchCounters, an integrated system of electronicmodules, physical storage containers, and shelving surfaces for thesupport of collaborative physical work. Through physical sensorsand local displays, TouchCounters record and display usage historyinformation upon physical storage containers, thus allowing acc...	false	false	[ "Paul Yarin", "Hiroshi Ishii 0001" ]	[]	[]	[]
CHI	1,999	Visualizing Implicit Queries for Information Management and Retrieval	10.1145/302979.303158	In this paper, we describe the use of similarity metrics in anovel visual environment for storing and retrieving favorite webpages. The similarity metrics, called Implicit Queries, areused to automatically highlight stored web pages that are relatedto the currently selected web page. Two experiments explored howusers m...	false	false	[ "Mary Czerwinski", "Susan T. Dumais", "George G. Robertson", "Susan Dziadosz", "Scott Lee Tiernan", "Maarten van Dantzich" ]	[]	[]	[]
CHI	1,999	VR's Frames of Reference: A Visualization Technique for Mastering Abstract Multidimensional Information	10.1145/302979.303141	This paper describes a research study that investigated howdesigners can use frames of reference (egocentric, exocentric, anda combination of the two) to support the mastery of abstractmultidimensional information. The primary focus of this study wasthe relationship between FORs and mastery; the secondary focus wason o...	false	false	[ "Marilyn C. Salzman", "Christopher J. Dede", "R. Bowen Loftin" ]	[]	[]	[]
Vis	1,998	A case study using the virtual environment for reconstructive surgery	10.1109/VISUAL.1998.745336	The paper details the use of a Virtual Environment for Reconstructive Surgery (VERS) in the case of a 17 year-old boy with a severe facial defect, arising from the removal of a soft tissue tumor. Computed tomography (CT) scans were taken of the patient, the data were segmented, a mesh was generated, and this patient-sp...	false	false	[ "Kevin Montgomery", "Michael Stephanides", "Stephen Schendel", "Muriel Ross" ]	[]	[]	[]
Vis	1,998	A concept for virtual reality tools for design reviews	10.1109/VISUAL.1998.745304	The paper discusses a concept for virtual reality tools for use in design reviews of mechanical products. In this discussion, the special requirements of a virtual environment are given consideration. The focus of this paper is on suggestions for the visualization and arrangement of a product, its structure, its compon...	false	false	[ "Klaus Kremer" ]	[]	[]	[]
Vis	1,998	A distributed blackboard architecture for interactive data visualization	10.1109/VISUAL.1998.745307	In this paper the motivation, design and application of a distributed blackboard architecture for interactive data visualization is discussed. The main advantages of the architecture are twofold. First, it allows visualization tools to be tightly integrated with simulations. Second, it allows qualitative and quantitati...	false	false	[ "Robert van Liere", "Jan Harkes", "Wim C. de Leeuw" ]	[]	[]	[]
Vis	1,998	A general method for preserving attribute values on simplified meshes	10.1109/VISUAL.1998.745285	Many sophisticated solutions have been proposed to reduce the geometric complexity of 3D meshes. A problem studied less often is how to preserve on a simplified mesh the detail (e.g., color, high frequency shape detail, scalar fields, etc.) which is encoded in the original mesh. We present a general approach for preser...	false	false	[ "Paolo Cignoni", "Claudio Montani", "Roberto Scopigno", "Claudio Rocchini" ]	[]	[]	[]
Vis	1,998	A higher-order method for finding vortex core lines	10.1109/VISUAL.1998.745296	This paper presents a novel method to extract vortical structures from 3D CFD (computational fluid dynamics) vector fields automatically. It discusses the underlying theory and some aspects of the implementation. Making use of higher-order derivatives, the method is able to locate bent vortices. In order to structure t...	false	false	[ "Martin Roth", "Ronald Peikert" ]	[]	[]	[]
Vis	1,998	A unified approach for simplifying polygonal and spline models	10.1109/VISUAL.1998.745313	We present a new approach for simplifying models composed of polygons or spline patches. Given an input model, the algorithm computes a new representation of the model in terms of triangular Bezier patches. It performs a series of geometric operations, consisting of patch merging and swapping diagonals, and makes use o...	false	false	[ "Meenakshisundaram Gopi", "Dinesh Manocha" ]	[]	[]	[]
Vis	1,998	Accelerated ray-casting for curvilinear volumes	10.1109/VISUAL.1998.745310	We present an efficient and robust ray-casting algorithm for directly rendering a curvilinear volume of arbitrarily-shaped cells. We designed the algorithm to alleviate the consumption of CPU power and memory space. By incorporating the essence of the projection paradigm into the ray-casting process, we have successful...	false	false	[ "Lichan Hong", "Arie E. Kaufman" ]	[]	[]	[]
Vis	1,998	Acoustic imaging and visualization of plumes discharging from black smoker vents on the deep seafloor	10.1109/VISUAL.1998.745347	Visualization and quantification methods are being developed to analyze our acoustic images of thermal plumes containing metallic mineral particles that discharge from hot springs on the deep seafloor. The acoustic images record intensity of backscattering from the particulate matter suspended in the plumes. The visual...	false	false	[ "Peter A. Rona", "Karen G. Bemis", "Deepak R. Kenchammana-Hosekote", "Deborah Silver" ]	[]	[]	[]
Vis	1,998	Art and Visualization: Oil and Water?	10.1109/VISUAL.1998.745355	Art and visualization have progressed on parallel paths, often visiting similar points in the space of imagery. This panel session brings together artists who have scientific interests with scientists who have artistic interests. Together, we hope to stimulate excitement about searching the collective experience of cen...	false	false	[ "David H. Laidlaw", "David Kremers", "Felica Frankel", "Victoria Interrante", "Thomas F. Banchoff" ]	[]	[]	[]
Vis	1,998	Automatic detection of open and closed separation and attachment lines	10.1109/VISUAL.1998.745297	A fully automatic feature detection algorithm is presented that locates and distinguishes lines of flow separation and attachment on surfaces in 3D numerical flow fields. The algorithm is based on concepts from 2D phase-plane analysis of linear vector fields. Unlike prior visualization techniques based on particle trac...	false	false	[ "David N. Kenwright" ]	[]	[]	[]
Vis	1,998	Battlefield visualization on the responsive workbench	10.1109/VISUAL.1998.745344	In this paper we describe a battlefield visualization system, called Dragon, which we have implemented on a virtual reality responsive workbench. The Dragon system has been successfully deployed as part of two large military exercises: the Hunter Warrior advanced warfighting experiment, in March 1997, and the Joint Cou...	false	false	[ "Jim Durbin", "J. Edward Swan II", "Brad Colbert", "John Crowe", "Rob King", "Tony King", "Christopher Scannell", "Zachary Wartell", "Terry Welsh" ]	[]	[]	[]
Vis	1,998	Building perceptual textures to visualize multidimensional datasets	10.1109/VISUAL.1998.745292	Presents a new method for using texture to visualize multi-dimensional data elements arranged on an underlying 3D height field. We hope to use simple texture patterns in combination with other visual features like hue and intensity to increase the number of attribute values we can display simultaneously. Our technique ...	false	false	[ "Christopher G. Healey", "James T. Enns" ]	[]	[]	[]
Vis	1,998	Comparing LIC and spot noise	10.1109/VISUAL.1998.745324	Spot noise and line integral convolution (LIC) are two texture synthesis techniques for vector field visualization. The two techniques are compared. Continuous directional convolution is used as a common basis for comparing the techniques. It is shown that the techniques are based on the same mathematical concept. Comp...	false	false	[ "Wim C. de Leeuw", "Robert van Liere" ]	[]	[]	[]
Vis	1,998	Configuration space visualization for mechanical design	10.1109/VISUAL.1998.745349	We are studying difficult geometric problems in computer-aided mechanical design where visualization plays a key role. The research addresses the fundamental design task of contact analysis: deriving the part contacts and the ensuing motion constraints in a mechanical system. We have automated contact analysis of gener...	false	false	[ "Elisha Sacks", "Leo Joskowicz" ]	[]	[]	[]
Vis	1,998	Constrained optimal framings of curves and surfaces using quaternion Gauss maps	10.1109/VISUAL.1998.745326	We propose a general paradigm for computing optimal coordinate frame fields that may be exploited to visualize curves and surfaces. Parallel transport framings, which work well for open curves, generally fail to have desirable properties for cyclic curves and for surfaces. We suggest that minimal quaternion measure pro...	false	false	[ "Andrew J. Hanson" ]	[]	[]	[]
Vis	1,998	Continuous cartogram construction	10.1109/VISUAL.1998.745303	Area cartograms are used for visualizing geographically distributed data by attaching measurements to regions of a map and scaling the regions such that their areas are proportional to the measured quantities. A continuous area cartogram is a cartogram that is constructed without changing the underlying map topology. W...	false	false	[ "Donald H. House", "Christopher J. Kocmoud" ]	[]	[]	[]
Vis	1,998	Contour interpolation and surface reconstruction of smooth terrain models	10.1109/VISUAL.1998.745281	Interpolating contours and reconstructing a rational surface from a contour map are two essential problems in terrain modeling. They are often met in the field of computer graphics and CAD systems based on geographic information systems. Although many approaches have been developed for these two problems, one difficult...	false	false	[ "Jianyun Chai", "Takaharu Miyoshi", "Eihachiro Nakamae" ]	[]	[]	[]
Vis	1,998	Converting sets of polygons to manifold surfaces by cutting and stitching	10.1109/VISUAL.1998.745327	Many real world polygonal surfaces contain topological singularities that represent a challenge for processes such as simplification, compression, smoothing, etc. We present an algorithm for removing such singularities, thus converting non manifold sets of polygons to manifold polygonal surfaces (orientable if necessar...	false	false	[ "André Guéziec", "Gabriel Taubin", "Francis Lazarus", "William P. Horn" ]	[]	[]	[]
Vis	1,998	Data level comparison of wind tunnel and computational fluid dynamics data	10.1109/VISUAL.1998.745332	The paper describes the architecture of a data level comparative visualization system and experiences using it to study computational fluid dynamics data and experimental wind tunnel data. We illustrate how the system can be used to compare data sets from different sources, data sets with different resolutions and data...	false	false	[ "Qin Shen", "Alex T. Pang", "Samuel P. Uselton" ]	[]	[]	[]
Vis	1,998	Development of a multi-source visualization prototype	10.1109/VISUAL.1998.745331	This case study describes the design and development of VISOR (Visual Integration of Simulated and Observed Results), a tool which supports the visualization and analysis of a wide variety of data relevant to aerospace engineering design. Integrating data from such disparate sources is challenging; overcoming the obsta...	false	false	[ "Leslie Keely", "Samuel P. Uselton" ]	[]	[]	[]
Vis	1,998	Efficient co-triangulation of large data sets	10.1109/VISUAL.1998.745293	Presents an efficient algorithm for the reconstruction of a multivariate function from multiple sets of scattered data. Given N sets of scattered data representing N distinct dependent variables that have been sampled independently over a common domain and N error tolerance values, the algorithm constructs a triangulat...	false	false	[ "Henrik Weimer", "Joe D. Warren", "Jane Troutner", "Wendell Wiggins", "John Shrout" ]	[]	[]	[]
Vis	1,998	Efficient implementation of multi-triangulations	10.1109/VISUAL.1998.745283	Multi-triangulation (MT) is a general framework for managing the level-of-detail in large triangle meshes, which we have introduced in our previous work. In this paper, we describe an efficient implementation of an MT based on vertex decimation. We present general techniques for querying an MT, which are independent of...	false	false	[ "Leila De Floriani", "Paola Magillo", "Enrico Puppo" ]	[]	[]	[]
Vis	1,998	Efficient warping for architectural walkthroughs using layered depth images	10.1109/VISUAL.1998.745305	This paper presents efficient image-based rendering techniques used in the context of an architectural walkthrough system. Portals (doors and windows) are rendered by warping layered depth images (LDIs). In a preprocessing phase, for every portal, a number of pre-rendered images are combined into an LDI. The resulting ...	false	false	[ "Voicu Popescu", "Anselmo Lastra", "Daniel G. Aliaga", "Manuel Menezes de Oliveira Neto" ]	[]	[]	[]
Vis	1,998	Eliminating popping artifacts in sheet buffer-based splatting	10.1109/VISUAL.1998.745309	Splatting is a fast volume rendering algorithm which achieves its speed by projecting voxels in the form of pre-integrated interpolation kernels, or splats. Presently, two main variants of the splatting algorithm exist: (i) the original method, in which all splats are composited back-to-front, and (ii) the sheet-buffer...	false	false	[ "Klaus Mueller 0001", "Roger Crawfis" ]	[]	[]	[]
Vis	1,998	Extremal feature extraction from 3-D vector and noisy scalar fields	10.1109/VISUAL.1998.745290	We are interested in feature extraction from volume data in terms of coherent surfaces and 3D space curves. The input can be an inaccurate scalar or vector field, sampled densely or sparsely on a regular 3D grid, in which poor resolution and the presence of spurious noisy samples make traditional iso-surface techniques...	false	false	[ "Chi-Keung Tang", "Gérard G. Medioni" ]	[]	[]	[]
Vis	1,998	Fast and memory efficient polygonal simplification	10.1109/VISUAL.1998.745314	Conventional wisdom says that in order to produce high-quality simplified polygonal models, one must retain and use information about the original model during the simplification process. We demonstrate that excellent simplified models can be produced without the need to compare against information from the original ge...	false	false	[ "Peter Lindstrom 0001", "Greg Turk" ]	[]	[]	[]
Vis	1,998	Feature comparisons of vector fields using Earth mover's distance	10.1109/VISUAL.1998.745291	A novel approach is introduced to define a quantitative measure of closeness between vector fields. The usefulness of this measurement can be seen when comparing computational and experimental flow fields under the same conditions. Furthermore, its applicability can be extended to more cumbersome tasks, such as navigat...	false	false	[ "Yingmei Lavin", "Rajesh Batra", "Lambertus Hesselink" ]	[]	[]	[]
Vis	1,998	Feature detection in linked derived spaces	10.1109/VISUAL.1998.745289	This paper describes by example a strategy for plotting and interacting with data in multiple metric spaces. The example system was designed for use with time-varying computational fluid dynamics (CFD) data sets, but the methodology is directly applicable to other types of field data. The central objects embodied by th...	false	false	[ "Chris Henze" ]	[]	[]	[]
Vis	1,998	Hierarchical volume analysis and visualization based on morphological operators	10.1109/VISUAL.1998.745321	One common problem in the practical application of volume visualization is the proper choice of transfer functions in order to color different parts of the volume meaningfully. This interactive process can be very complicated and time consuming. An alternative to the adjustment of transfer functions is the application ...	false	false	[ "Christoph Lürig", "Thomas Ertl" ]	[]	[]	[]
Vis	1,998	High quality rendering of attributed volume data	10.1109/VISUAL.1998.745311	For high quality rendering of objects segmented from tomographic volume data the precise location of the boundaries of adjacent objects in subvoxel resolution is required. We describe a new method that determines the membership of a given sample point to an object by reclassifying the sample point using interpolation o...	false	false	[ "Ulf Tiede", "Thomas Schiemann", "Karl Heinz Höhne" ]	[]	[]	[]
Vis	1,998	Image-based rendering with occlusions via cubist images	10.1109/VISUAL.1998.745320	We attack the problem of image based rendering with occlusions and general camera motions by using distorted multiperspective images; such images provide multiple viewpoint photometry similar to the paintings of cubist artists. We take scene geometry, in contrast, to be embodied in mappings of viewing rays from their o...	false	false	[ "Andrew J. Hanson", "Eric A. Wernert" ]	[]	[]	[]
Vis	1,998	Image-based transfer function design for data exploration in volume visualization	10.1109/VISUAL.1998.745319	Transfer function design is an integrated component in volume visualization and data exploration. The common trial-and-error approach for transfer function searching is a very difficult and time consuming process. A goal oriented and parameterized transfer function model is therefore crucial in guiding the transfer fun...	false	false	[ "Shiaofen Fang", "Tom Biddlecome", "Mihran Tuceryan" ]	[]	[]	[]
Vis	1,998	Image-guided streamline placement on curvilinear grid surfaces	10.1109/VISUAL.1998.745295	The success of using a streamline technique for visualizing a vector field usually depends largely on the choice of adequate seed points. G. Turk and D. Banks (1996) developed an elegant technique for automatically placing seed points to achieve a uniform distribution of streamlines on a 2D vector field. Their method u...	false	false	[ "Xiaoyang Mao", "Yuji Hatanaka", "Hidenori Higashida", "Atsumi Imamiya" ]	[]	[]	[]
Vis	1,998	Intent, perception, and out-of-core visualization applied to terrain	10.1109/VISUAL.1998.745342	This paper considers how out-of-core visualization applies to terrain datasets, which are among the largest now presented for interactive visualization and can range to sizes of 20 GB and more. It is found that a combination of out-of-core visualization, which tends to focus on 3D data, and visual simulation, which pla...	false	false	[ "Douglass Davis", "William Ribarsky", "Nickolas Faust", "Tian-Yue Jiang" ]	[]	[]	[]
Vis	1,998	Interactive deformations from tensor fields	10.1109/VISUAL.1998.745316	This paper presents techniques for interactively visualizing tensor fields using deformations. The conceptual idea behind this approach is to allow the tensor field to manifest its influence on idealized objects placed within the tensor field. This is similar, though not exactly the same, to surfaces deforming under lo...	false	false	[ "Ed Boring", "Alex T. Pang" ]	[]	[]	[]
Vis	1,998	Interactive display of very large textures	10.1109/VISUAL.1998.745322	Large textures cause bottlenecks in real time applications that often lead to a loss of interactivity. These performance bottlenecks occur because of disk and network transfer, texture translation, and memory swapping. We present a software solution that alleviates the problems associated with large textures by treatin...	false	false	[ "David Cline", "Parris K. Egbert" ]	[]	[]	[]
Vis	1,998	Interactive out-of-core isosurface extraction	10.1109/VISUAL.1998.745299	We present a novel out-of-core technique for the interactive computation of isosurfaces from volume data. Our algorithm minimizes the main memory and disk space requirements on the visualization workstation, while speeding up isosurface extraction queries. Our overall approach is a two-level indexing scheme. First, by ...	false	false	[ "Yi-Jen Chiang", "Cláudio T. Silva", "William J. Schroeder" ]	[]	[]	[]
Vis	1,998	Interactive ray tracing for isosurface rendering	10.1109/VISUAL.1998.745713	We show that it is feasible to perform interactive isosurfacing of very large rectilinear datasets with brute-force ray tracing on a conventional (distributed) shared-memory multiprocessor machine. Rather than generate geometry representing the isosurface and render with a z-buffer, for each pixel we trace a ray throug...	false	false	[ "Steven G. Parker", "Peter Shirley", "Yarden Livnat", "Charles D. Hansen", "Peter-Pike J. Sloan" ]	[ "BP" ]	[]	[]
Vis	1,998	Interactive virtual angioscopy	10.1109/VISUAL.1998.745337	Virtual angioscopy is a non invasive medical procedure for exploring parts of the human vascular system. We have developed an interactive tool that takes as input, data acquired with standard medical imaging modalities and regards it as a virtual environment to be interactively inspected. The system supports real time ...	false	false	[ "Enrico Gobbetti", "Piero Pili", "Antonio Zorcolo", "Massimiliano Tuveri" ]	[]	[]	[]
Vis	1,998	Interpolation of triangle hierarchies	10.1109/VISUAL.1998.745328	We consider interpolation between keyframe hierarchies. We impose a set of weak constraints that allows smooth interpolation between two keyframe hierarchies in an animation or, more generally, allows the interpolation in an n-parameter family of hierarchies. We use hierarchical triangulations obtained by the Rivara el...	false	false	[ "Axel Friedrich", "Konrad Polthier", "Markus Schmies" ]	[]	[]	[]
Vis	1,998	Isosurface extraction in time-varying fields using a temporal hierarchical index tree	10.1109/VISUAL.1998.745298	Many high-performance isosurface extraction algorithms have been proposed in the past several years as a result of intensive research efforts. When applying these algorithms to large-scale time-varying fields, the storage overhead incurred from storing the search index often becomes overwhelming. This paper proposes an...	false	false	[ "Han-Wei Shen" ]	[]	[]	[]
Vis	1,998	Key Problems and Thorny Issues in Multidimensional Visualization	10.1109/VISUAL.1998.745354	Starting from early successes of visualization, like Dr. J. Snow’s dot map in 1854 showing the connection of cholera to a water pump, visualization has grown to a powerful principal as well as supportive tool for data discovery. The 1992 IEEE Visualization Conference’s Grand Challenge Panel identified fundamental probl...	false	false	[ "Georges G. Grinstein", "Sharon J. Laskowski", "Alfred Inselberg" ]	[]	[]	[]
Vis	1,998	Large scale terrain visualization using the restricted quadtree triangulation	10.1109/VISUAL.1998.745280	Real-time rendering of triangulated surfaces has attracted growing interest in the last few years. However, interactive visualization of very large scale grid digital elevation models is still difficult. The graphics load must be controlled by adaptive surface triangulation and by taking advantage of different levels o...	false	false	[ "Renato Pajarola" ]	[]	[]	[]
Vis	1,998	Level of detail visualization of scalar data sets on irregular surface meshes	10.1109/VISUAL.1998.745287	In this article, we build a multi-resolution framework intended to be used for the visualization of continuous piecewise linear functions defined over triangular planar or spherical meshes. In particular, the data set can be viewed at different level of detail, that's to say as a piecewise linear function defined over ...	false	false	[ "Georges-Pierre Bonneau", "Alexandre Gerussi" ]	[]	[]	[]
Vis	1,998	Multi-Source Data Analysis Challenges	10.1109/VISUAL.1998.745353	Author(s): Uselton, S; Ahrens, J; Bethel, W; Treinish, L; State, A \| Abstract: The factors making multi-source data analysis pervasive in the near future are: ease and cost effectiveness of digital data acquisition; fidelity, detail and practicality of computational simulations; and networks that make data from many so...	false	false	[ "Samuel P. Uselton", "Lloyd Treinish", "James P. Ahrens", "E. Wes Bethel", "Andrei State" ]	[]	[]	[]
Vis	1,998	Pixel masks for screen-door transparency	10.1109/VISUAL.1998.745323	Rendering objects transparently gives additional insight in complex and overlapping structures. However, traditional techniques for the rendering of transparent objects such as alpha blending are not very well suited for the rendering of multiple transparent objects in dynamic scenes. Screen door transparency is a tech...	false	false	[ "Jurriaan D. Mulder", "Frans C. A. Groen", "Jarke J. van Wijk" ]	[]	[]	[]
Vis	1,998	POPTEX: Interactive ocean model visualization using texture mapping hardware	10.1109/VISUAL.1998.745346	Global circulation models are used to gain an understanding of the processes that affect the Earth's climate and may ultimately be used to assess the impact of humanity's activities on it. The POP ocean model developed at Los Alamos is an example of such a global circulation model that is being used to investigate the ...	false	false	[ "Allen McPherson", "Mathew Maltrud" ]	[]	[]	[]
Vis	1,998	Production visualization for the ASCI One TeraFLOPS machine	10.1109/VISUAL.1998.745343	The delivery of the first one tera-operations/sec computer has significantly impacted production data visualization, affecting data transfer, post processing, and rendering. Terascale computing has motivated a need to consider the entire data visualization system; improving a single algorithm is not sufficient. This pa...	false	false	[ "Philip D. Heermann" ]	[ "BCS" ]	[]	[]
Vis	1,998	Progressive tetrahedralizations	10.1109/VISUAL.1998.745329	The paper describes some fundamental issues for robust implementations of progressively refined tetrahedralizations generated through sequences of edge collapses. We address the definition of appropriate cost functions and explain on various tests which are necessary to preserve the consistency of the mesh when collaps...	false	false	[ "Oliver G. Staadt", "Markus H. Gross" ]	[]	[]	[]
Vis	1,998	Real-time techniques for 3D flow visualization	10.1109/VISUAL.1998.745317	Visualization of three-dimensional steady flow has to overcome a lot of problems to be effective. Among them are occlusion of distant details, lack of directional and depth hints and occlusion. We present methods which address these problems for real-time graphic representations applicable in virtual environments. We u...	false	false	[ "Anton L. Fuhrmann", "M. Eduard Gröller" ]	[]	[]	[]
Vis	1,998	Rear-projecting virtual data onto physical terrain: an exercise in two senses being better than one	10.1109/VISUAL.1998.745341	This paper describes a project that combined physical model fabrication and virtual computer-based data display to create a unique visualization presentation. USGS terrain information on Prince of Wales Island, Alaska was used to create a physical prototype in SDSC's TeleManufacturing Facility. This model was then used...	false	false	[ "Dru Clark", "Richard Marciano", "Rosemarie McKeon", "Michael J. Bailey" ]	[]	[]	[]
Vis	1,998	Scientific visualization and data modeling of scattered sediment contaminant data in New York/New Jersey estuaries	10.1109/VISUAL.1998.745345	Sediments in many parts of the New York and New Jersey estuary system are contaminated with toxic organic and inorganic compounds by different sources. Because of the potential environmental consequences, detailed information on the spatial distribution of sediment contaminants is essential in order to carry out routin...	false	false	[ "Hong Ma", "Keith W. Jones", "Eric A. Stern" ]	[]	[]	[]
Vis	1,998	Seabed visualization	10.1109/VISUAL.1998.745348	The development of a high speed multi-frequency continuous scan sonar at Sonar Research & Development Ltd has resulted in the acquisition of extremely accurate, high resolution bathymetric data. This rich underwater data provides new challenges and possibilities within the field of seabed visualization. This paper ...	false	false	[ "Paul Chapman", "Peter Stevens", "Derek Wills", "Graham R. Brookes" ]	[]	[]	[]
Vis	1,998	Selective visualization of vortices in hydrodynamic flows	10.1109/VISUAL.1998.745333	Vortices are important features in many research and engineering fields. Visualization is an important step in gaining more understanding and control of vortices. Vortex detection criteria fall into two categories: point based scalar quantities, calculated at single points, and curve based geometric criteria, calculate...	false	false	[ "I. Ari Sadarjoen", "Frits H. Post", "Bing Ma", "David C. Banks", "Hans-Georg Pagendarm" ]	[]	[]	[]
Vis	1,998	Simplification of tetrahedral meshes	10.1109/VISUAL.1998.745315	We present a method for the construction of multiple levels of tetrahedral meshes approximating a trivariate function at different levels of detail. Starting with an initial, high-resolution triangulation of a three-dimensional region, we construct coarser representation levels by collapsing tetrahedra. Each triangulat...	false	false	[ "Issac J. Trotts", "Bernd Hamann", "Kenneth I. Joy", "David F. Wiley" ]	[]	[]	[]
Vis	1,998	Simplifying surfaces with color and texture using quadric error metrics	10.1109/VISUAL.1998.745312	There are a variety of application areas in which there is a need for simplifying complex polygonal surface models. These models often have material properties such as colors, textures, and surface normals. Our surface simplification algorithm, based on iterative edge contraction and quadric error metrics, can rapidly ...	false	false	[ "Michael Garland", "Paul S. Heckbert" ]	[]	[]	[]
Vis	1,998	Size preserving pattern mapping	10.1109/VISUAL.1998.745325	We introduce a new approach for mapping texture on volumetric iso-surfaces and parametric surfaces. Our approach maps 2D images on surfaces while maintaining continuity and preserving the size of the mapped images on the models. Our approach is fully automatic. It eliminates the need for manual mapping of texture maps....	false	false	[ "Yair Kurzion", "Torsten Möller", "Roni Yagel" ]	[]	[]	[]
Vis	1,998	Smooth view-dependent level-of-detail control and its application to terrain rendering	10.1109/VISUAL.1998.745282	The key to real-time rendering of large-scale surfaces is to locally adapt surface geometric complexity to changing view parameters. Several schemes have been developed to address this problem of view-dependent level-of-detail control. Among these, the view-dependent progressive mesh (VDPM) framework represents an arbi...	false	false	[ "Hugues Hoppe" ]	[ "TT" ]	[]	[]
Vis	1,998	Supporting detail-in-context for the DNA representation, H-curves	10.1109/VISUAL.1998.745339	This paper presents a tool for the visual exploration of DNA sequences represented as H-curves. Although very long sequences can be plotted using H-curves, micro-features are lost as sequences get longer. We present a new three-dimensional distortion algorithm to allow the magnification of a sub-segment of an H-curve w...	false	false	[ "M. L. Lantin", "Sheelagh Carpendale" ]	[]	[]	[]
Vis	1,998	Surface reconstruction with anisotropic density-scaled alpha shapes	10.1109/VISUAL.1998.745286	Generation of a three-dimensional model from an unorganized set of points is an active area of research in computer graphics. Alpha shapes can be employed to construct a surface which most closely reflects the object described by the points. However, no /spl alpha/-shape, for any value of /spl alpha/, can properly deta...	false	false	[ "Marek Teichmann", "Michael V. Capps" ]	[]	[]	[]
Vis	1,998	Task-specific visualization design: a case study in operational weather forecasting	10.1109/VISUAL.1998.745330	Efforts to create highly generic visualizations, both content and interface, often when applied to non research oriented or operational activities are composed of several goals. Although these goals may appear to be related, they are often composed of distinct tasks. Generic solutions, even if domain-specific, may lack...	false	false	[ "Lloyd Treinish" ]	[]	[]	[]
Vis	1,998	The Gridfit algorithm: an efficient and effective approach to visualizing large amounts of spatial data	10.1109/VISUAL.1998.745301	In a large number of applications, data is collected and referenced by their spatial locations. Visualizing large amounts of spatially referenced data on a limited-size screen display often results in poor visualizations due to the high degree of overplotting of neighboring datapoints. We introduce a new approach to vi...	false	false	[ "Daniel A. Keim", "Annemarie Herrmann" ]	[]	[]	[]
Vis	1,998	Three-dimensional visualization of microstructures	10.1109/VISUAL.1998.745350	This case study describes a technique for the three-dimensional analysis of the internal microscopic structure (microstructure) of materials. This technique consists of incrementally polishing through a thin layer (approximately 0.2 /spl mu/m) of material, chemically etching the polished surface, applying reference mar...	false	false	[ "Marco Lanzagorta", "Milo V. Kral", "J. Edward Swan II", "George Spanos", "Robert Rosenberg", "Eddy Kuo" ]	[]	[]	[]
Vis	1,998	TOPIC ISLANDS TM - a wavelet-based text visualization system	10.1109/VISUAL.1998.745302	We present a novel approach to visualize and explore unstructured text. The underlying technology, called TOPIC-O-GRAPHY/sup TM/, applies wavelet transforms to a custom digital signal constructed from words within a document. The resultant multiresolution wavelet energy is used to analyze the characteristics of the nar...	false	false	[ "Nancy E. Miller", "Pak Chung Wong", "Mary Brewster", "Harlan Foote" ]	[]	[]	[]
Vis	1,998	Tracking scalar features in unstructured datasets	10.1109/VISUAL.1998.745288	3D time-varying unstructured and structured data sets are difficult to visualize and analyze because of the immense amount of data involved. These data sets contain many evolving amorphous regions, and standard visualization techniques provide no facilities to aid the scientist to follow regions of interest. In this pa...	false	false	[ "Deborah Silver", "Xin Wang" ]	[]	[]	[]
Vis	1,998	View dependent isosurface extraction	10.1109/VISUAL.1998.745300	We propose a new approach to polygonal isosurface extraction that is based on extracting only the visible portion of the isosurface. The visibility tests are done in two phases. First, coarse visibility tests are performed in software to determine the visible cells. These tests are based on hierarchical tiles and shear...	false	false	[ "Yarden Livnat", "Charles D. Hansen" ]	[]	[]	[]
Vis	1,998	Visual presentation of magnetic resonance images	10.1109/VISUAL.1998.745334	Medical image analysis is shifting from current film oriented light screen environments to computer environments that involve viewing and analyzing large sets of images on a computer screen. Magnetic resonance imaging (MRI) studies, in particular, can involve many images. The paper examines how best to meet the needs o...	false	false	[ "Johanna E. van der Heyden", "Sheelagh Carpendale", "Kevin B. Inkpen", "M. Stella Atkins" ]	[]	[]	[]
Vis	1,998	Visualization for multiparameter aircraft designs	10.1109/VISUAL.1998.745351	We describe an aircraft design problem in high dimensional space, with D typically being 10 to 30. In some respects this is a classic optimization problem, where the goal is to find the point that minimizes an objective function while satisfying a set of constraints. However, evaluating an individual point is expensive...	false	false	[ "Clifford A. Shaffer", "Duane L. Knill", "Layne T. Watson" ]	[]	[]	[]
Vis	1,998	Visualization in corneal topography	10.1109/VISUAL.1998.745335	The anterior surface of the eye ('cornea') is extremely important for good sight. Instruments measuring corneal shape conventionally visualize the surface characteristics by mapping the instantaneous radius of curvature onto a rainbow colour scale. This technique is known to have important drawbacks. Firstly, not corne...	false	false	[ "Frans Vos", "Hans J. W. Spoelder" ]	[]	[]	[]
Vis	1,998	Visualization of scalar topology for structural enhancement	10.1109/VISUAL.1998.745284	Scalar fields arise in every scientific application. Existing scalar visualization techniques require that the user infers the global scalar structure from what is frequently an insufficient display of information. We present a visualization technique which numerically detects the structure at all scales, removing from...	false	false	[ "Chandrajit L. Bajaj", "Valerio Pascucci", "Daniel Schikore" ]	[]	[]	[]
Vis	1,998	Visualizing differences in movies of cortical activity	10.1109/VISUAL.1998.745306	This paper discusses techniques for visualizing structure in video data and other data sets that represent time snapshots of physical phenomena. Individual frames of a movie are treated as vectors and projected onto a low-dimensional subspace spanned by principal components. Movies can be compared and their differences...	false	false	[ "Kay A. Robbins", "David M. Senseman" ]	[]	[]	[]
Vis	1,998	Visualizing diffusion tensor images of the mouse spinal cord	10.1109/VISUAL.1998.745294	Within biological systems, water molecules undergo continuous stochastic Brownian motion. The diffusion rate can give clues to the structure of the underlying tissues. In some tissues, the rate is anisotropic. Diffusion-rate images can be calculated from diffusion-weighted MRI. A 2D diffusion tensor image (DTI) and an ...	false	false	[ "David H. Laidlaw", "Eric T. Ahrens", "David Kremers", "Matthew J. Avalos", "Russell E. Jacobs", "Carol Readhead" ]	[]	[]	[]
Vis	1,998	Visualizing Hilbert curves	10.1109/VISUAL.1998.745340	A computer animated movie was produced, illustrating both 2D and 3D Hilbert curves, and showing the transition from 2D to 3D with the help of volume rendering.	false	false	[ "Nelson L. Max" ]	[]	[]	[]
Vis	1,998	Volumetric modeling of acoustic fields in CNMAT's sound spatialization theatre	10.1109/VISUAL.1998.745338	A new tool for real time visualization of acoustic sound fields has been developed for a new sound spatialization theatre. The theatre is described and several applications of the acoustic and volumetric modeling software are presented. The visualization system described is a valuable tool for spatial sound researchers...	false	false	[ "Sami Khoury", "Adrian Freed", "David Wessel" ]	[]	[]	[]
Vis	1,998	Wavelets over curvilinear grids	10.1109/VISUAL.1998.745318	We develop multiresolution models for analyzing and visualizing two-dimensional flows over curvilinear grids. Our models are based upon nested spaces of piecewise defined functions defined over nested curvilinear grid domains. The nested domains are selected so as to maintain the original geometry of the inner boundary...	false	false	[ "Gregory M. Nielson", "Il-Hong Jung", "Junwon Sung" ]	[]	[]	[]
Vis	1,998	Why is Real-Time Volume Rendering No Longer a Year Away?	10.1109/VISUAL.1998.745352	Something new is happening in computer graphics. Volume rendering matured as a method for visualizing 3D sampled, simulated, and synthetic datasets. With a booming interest in real-time interactive volume rendering, and with a volume rendering chip being fabricated, volume rendering is a technology whose time has come....	false	false	[ "Arie E. Kaufman", "Marty Brady", "William E. Lorensen", "Frederick L. Kitson", "Hanspeter Pfister" ]	[]	[]	[]
InfoVis	1,998	Algorithm visualization for distributed environments	10.1109/INFVIS.1998.729561	The paper investigates the visualization of distributed algorithms. We present a conceptual model and a system, VADE, that realizes this model. Since in asynchronous distributed systems there is no way of knowing (let alone, visualizing) the "real" execution, we show how to generate a visualization which is consistent ...	false	false	[ "Yoram Moses", "Zvi Polunsky", "Ayellet Tal", "Leonid Ulitsky" ]	[]	[]	[]
InfoVis	1,998	An interactive view for hierarchical clustering	10.1109/INFVIS.1998.729556	The paper describes a visualization of a general hierarchical clustering algorithm that allows the user to manipulate the number of classes produced by the clustering method without requiring a radical re-drawing of the clustering tree. The visual method used, a space filling recursive division of a rectangular area, k...	false	false	[ "Graham J. Wills" ]	[]	[]	[]
InfoVis	1,998	An operator interaction framework for visualization systems	10.1109/INFVIS.1998.729560	Information visualization encounters a wide variety of different data domains. The visualization community has developed representation methods and interactive techniques. As a community, we have realized that the requirements in each domain are often dramatically different. In order to easily apply existing methods, r...	false	false	[ "Ed H. Chi", "John Riedl" ]	[ "TT" ]	[]	[]
InfoVis	1,998	BiblioMapper: a cluster-based information visualization technique	10.1109/INFVIS.1998.729569	The purpose of the paper is to develop a visualization system of a document space, called BiblioMapper, for CISI collections, one of the bibliographic databases available on the Internet. The major function of BiblioMapper is to visualize the document space with a cluster-based visualization technique. The cluster-base...	false	false	[ "Min Song" ]	[]	[]	[]
InfoVis	1,998	Comparative visualization of protein structure-sequence alignments	10.1109/INFVIS.1998.729566	Protein fold recognition (threading) involves the prediction of a protein's three-dimensional shape based on its similarity to a protein whose structure is known. Fold predictions are low resolution; no effort is made to rotate the protein's component amino acid side chains into their correct spatial orientations. Rath...	false	false	[ "Marc D. Hansen", "Doanna Meads", "Alex T. Pang" ]	[]	[]	[]
InfoVis	1,998	Dynamic aggregation with circular visual designs	10.1109/INFVIS.1998.729557	One very effective method for managing large data sets is aggregation or binning. We consider two aggregation methods that are tightly coupled with interactive manipulation and the visual representation of the data. Through this integration we hope to provide effective support for the aggregation process, specifically ...	false	false	[ "Mei C. Chuah" ]	[]	[]	[]
InfoVis	1,998	Geographic visualization: designing manipulable maps for exploring temporally varying georeferenced statistics	10.1109/INFVIS.1998.729563	Geographic visualization, sometimes called cartographic visualization, is a form of information visualization in which principles from cartography, geographic information systems (GIS), exploratory data analysis (EDA), and information visualization more generally are integrated in the development and assessment of visu...	false	false	[ "Alan M. MacEachren", "Francis P. Boscoe", "Daniel Haug", "Linda Pickle" ]	[]	[]	[]
InfoVis	1,998	IVORY-an object-oriented framework for physics-based information visualization in Java	10.1109/INFVIS.1998.729562	We present IVORY a newly developed, platform-independent framework for physics based visualization. IVORY is especially designed for information visualization applications and multidimensional graph layout. It is fully implemented in Java 1.1 and its architecture features client server setup, which allows us to run the...	false	false	[ "Thomas C. Sprenger", "Markus H. Gross", "Daniel Bielser", "Tobias Strasser" ]	[]	[]	[]
InfoVis	1,998	LensBar-visualization for browsing and filtering large lists of data	10.1109/INFVIS.1998.729567	The author proposes a simple and powerful graphical interface tool called the LensBar for filtering and visualizing large lists of data. Browsing and querying are the most important tasks in retrieving information and LensBar integrates the two techniques into a simple scroll window with slider. While it looks familiar...	false	false	[ "Toshiyuki Masui" ]	[]	[]	[]
InfoVis	1,998	Multi-faceted insight through interoperable visual information analysis paradigms	10.1109/INFVIS.1998.729570	To gain insight and understanding of complex information collections, users must be able to visualize and explore many facets of the information. The paper presents several novel visual methods from an information analyst's perspective. The authors present a sample scenario, using the various methods to gain a variety ...	false	false	[ "Elizabeth G. Hetzler", "Paul Whitney", "Lou Martucci", "James J. Thomas" ]	[]	[]	[]
InfoVis	1,998	Reconfigurable disc trees for visualizing large hierarchical information space	10.1109/INFVIS.1998.729555	We present a new visualization technique, called RDT (Reconfigurable Disc Tree) which can alleviate the disadvantages of cone trees significantly for large hierarchies while maintaining its context of using 3D depth. In RDT, each node is associated with a disc, around which its children are placed. Using discs instead ...	false	false	[ "Chang-Sung Jeong", "Alex T. Pang" ]	[]	[]	[]
InfoVis	1,998	Saying it in graphics: from intentions to visualizations	10.1109/INFVIS.1998.729564	The authors propose a methodology for automatically realizing communicative goals in graphics. It features a task model that mediates the communicative intent and the selection of graphical techniques. The methodology supports the following functions: isolating assertions presentable in graphics; mapping such assertion...	false	false	[ "Stephan M. Kerpedjiev", "Giuseppe Carenini", "Nancy L. Green", "Johanna D. Moore", "Steven F. Roth" ]	[]	[]	[]
InfoVis	1,998	Similarity clustering of dimensions for an enhanced visualization of multidimensional data	10.1109/INFVIS.1998.729559	The order and arrangement of dimensions (variates) is crucial for the effectiveness of a large number of visualization techniques such as parallel coordinates, scatterplots, recursive pattern, and many others. We describe a systematic approach to arrange the dimensions according to their similarity. The basic idea is t...	false	false	[ "Mihael Ankerst", "Stefan Berchtold", "Daniel A. Keim" ]	[]	[]	[]
InfoVis	1,998	The generalized detail in-context problem	10.1109/INFVIS.1998.729558	The paper describes a general formulation of the "detail-in-context" problem, which is a central issue of fundamental importance to a wide variety of nonlinear magnification systems. A number of tools are described for dealing with this problem effectively. These tools can be applied to any continuous nonlinear magnifi...	false	false	[ "Alan Keahey" ]	[]	[]	[]
InfoVis	1,998	The shape of Shakespeare: visualizing text using implicit surfaces	10.1109/INFVIS.1998.729568	Information visualization focuses on the use of visual means for exploring non-visual information. While free-form text is a rich, common source of information, visualization of text is a challenging problem since text is inherently non-spatial. The paper explores the use of implicit surface models for visualizing text...	false	false	[ "Randall M. Rohrer", "John L. Sibert", "David S. Ebert" ]	[]	[]	[]
InfoVis	1,998	Traversal-based visualization of data structures	10.1109/INFVIS.1998.729554	Algorithm animation systems and graphical debuggers perform the task of translating program state into visual representations. While algorithm animations typically rely on user augmented source code to produce visualizations, debuggers make use of symbolic information in the target program. As a result, visualizations ...	false	false	[ "Jeffrey L. Korn", "Andrew W. Appel" ]	[]	[]	[]
InfoVis	1,998	Visualizing decision table classifiers	10.1109/INFVIS.1998.729565	Decision tables, like decision trees or neural nets, are classification models used for prediction. They are induced by machine learning algorithms. A decision table consists of a hierarchical table in which each entry in a higher level table gets broken down by the values of a pair of additional attributes to form ano...	false	false	[ "Barry G. Becker" ]	[]	[]	[]
InfoVis	1,998	WEBPATH-a three dimensional Web history	10.1109/INFVIS.1998.729553	A number of usability studies report that many users of the WWW cannot find pages already visited, additionally many users cannot visualise where they are, or where they have been browsing. Currently, readily available WWW browsers provide history mechanisms that offer little or no support in the presentation and manip...	false	false	[ "Emmanuel Frécon", "Gareth Smith" ]	[]	[]	[]
CHI	1,998	DIVA: Exploratory Data Analysis with Multimedia Streams	10.1145/274644.274701	DIVA supports exploratory data analysis of multimedia streams, enabling users to visualize, explore and evaluate patterns in data that change over time. The underlying stream algebra provides the mathematical basis for operating on diverse kinds of streams. The streamer visualization technique provides a smooth transit...	false	false	[ "Wendy E. Mackay", "Michel Beaudouin-Lafon" ]	[]	[]	[]
CHI	1,998	Finding and Visualizing Inter-Site Clan Graphs	10.1145/274644.274705	For many purposes, the Web page is too small a unit of interaction. Users often want to interact with larger-scale entities, particularly collections of topically related items. We report three innovations that address this user need. l We replaced the web page with the web sire as the basic unit of interaction and ana...	false	false	[ "Loren G. Terveen", "William C. Hill" ]	[]	[]	[]
CHI	1,998	Information Archiving with Bookmarks: Personal Web Space Construction and Organization	10.1145/274644.274651	Bookmarks are used as "personal Web information spaces" to help people remember and retrieve interesting Web pages. A study of personal Web information spaces surveyed 322 Web users and analyzed the bookmark archives of 50 Web users. The results of this study are used to address why people make bookmarks, and how they ...	false	false	[ "David Abrams", "Ronald Baecker", "Mark H. Chignell" ]	[]	[]	[]

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