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Vis
1,992
Virtual spacetime: an environment for the visualization of curved spacetimes via geodesic flows
10.1109/VISUAL.1992.235196
An implementation of a virtual environment for visualizing the geometry of curved spacetime by the display of interactive geodesics is described. This technique displays the paths of particles under the influence of gravity as described by the general theory of relativity and is useful in the investigation of solutions...
false
false
[ "Steve Bryson" ]
[]
[]
[]
Vis
1,992
VISAGE: an object-oriented scientific visualization system
10.1109/VISUAL.1992.235205
VISAGE, a scientific visualization system implemented in an object-oriented, message passing environment, is described. The system includes over 500 classes ranging from visualization and graphics to Xlib and Motif user interface. Objects are created using compiled C and interact through an interpreted scripting langua...
false
false
[ "William J. Schroeder", "William E. Lorensen", "G. D. Montanaro", "Christopher R. Volpe" ]
[]
[]
[]
Vis
1,992
Visual query specification in a multimedia database system
10.1109/VISUAL.1992.235208
A visual interface for a multimedia database management system (MDBMS) is described. DBMS query languages are linear in syntax. Although natural language interfaces have been found to be useful, natural language is ambiguous and difficult to process. For queries on standard (relational) data, these difficulties can be ...
false
false
[ "Daniel A. Keim", "Vincent Y. Lum" ]
[]
[]
[]
Vis
1,992
Visualization for the document space
10.1109/VISUAL.1992.235198
An information retrieval frame work that promotes graphical displays, and that will make documents in the computer visualizable to the searcher, is described. As examples of such graphical displays, two simulation results of using a Kohonen feature map to generate map displays for information retrieval are presented an...
false
false
[ "X. Lin" ]
[]
[]
[]
Vis
1,992
Visualization in anthropology: reconstruction of human fossils from multiple pieces
10.1109/VISUAL.1992.235179
A new way of reconstructing human fossils from fragmentary fossil material is described. Unlike the traditional method of making physical models using clay, this new approach is based on geometrical modeling and visualization of digitized fossil data. It can provide anthropologists with both quantifiable, computer-base...
false
false
[ "Alan D. Kalvin", "David Dean", "Jean-Jaques Hublin", "M. Braun" ]
[]
[]
[]
Vis
1,992
Visualization in the neurosciences: utility in research, teaching, and clinical practice
10.1109/VISUAL.1992.235183
Discusses the uses of visualization in the field of neuroscience is reported. The applications discussed are image analysis for basic neurobiological problems, image analysis from basic to applied neurobiological problems, management of images and graphics from anatomical experiments, and visualization and analysis of ...
false
false
[ "Stuart A. Tobet", "Joan C. King", "Steven L. Wertheim", "Frank H. Duffy" ]
[]
[]
[]
Vis
1,992
Visualization of cardiac bioelectricity-a case study
10.1109/VISUAL.1992.235178
A project in the field of computational electrocardiography which requires visualization of complex, three-dimensional geometry and electric potential and current fields is described. Starting from magnetic resonance images (MRIs) from a healthy subject, a multisurfaced model of the human thorax was constructed and use...
false
false
[ "Robert S. MacLeod", "Christopher R. Johnson 0001", "Michael A. Matheson" ]
[]
[]
[]
Vis
1,992
Visualization of fuzzy data using generalized animation
10.1109/VISUAL.1992.235199
Methods are presented for the visualization of fuzzy data based on the sensitivity of the human visual system to motion and dynamic changes, and the ease of which electronic display devices can change their display. The methods include taking an otherwise static image and displaying in an animation loop either its segm...
false
false
[ "Nahum D. Gershon" ]
[]
[]
[]
Vis
1,992
Visualization of high resolution, three-dimensional, nonlinear finite element analyses
10.1109/VISUAL.1992.235192
A two-pass surface extraction algorithm for adaptive finite-element meshes is presented in the context of a visualization study for a particle impact and a turbine-blade containment problem. The direct use of finite-element data structures for the computation of external surfaces, surface normals, and derived physical ...
false
false
[ "Mark A. Christon", "T. Spelce" ]
[]
[]
[]
Vis
1,992
Visualization of neutron scattering data using AVS
10.1109/VISUAL.1992.235180
This case study is a result of a six-week feasibility exercise, the aim of which was to explore the extend to which existing visualization software can be used for visualizing ISIS neutron scattering data. ISIS is an experimental facility devoted to the use of pulsed neutrons and muons to investigate the microscopic st...
false
false
[ "R. Popovic" ]
[]
[]
[]
Vis
1,992
Visualization of second order tensor fields and matrix data
10.1109/VISUAL.1992.235193
The visualization of 3-D second-order tensor fields and matrix data is studied. The general problem of visualizing unsymmetric real or complex Hermitian second-order tensor fields can be reduced to the simultaneous visualization of a real and symmetric second-order tensor field and a real vector field. The emphasis is ...
false
false
[ "Thierry Delmarcelle", "Lambertus Hesselink" ]
[ "TT", "BP" ]
[]
[]
Vis
1,992
Visualization of simulated airflow in a clean room
10.1109/VISUAL.1992.235213
Techniques for visualizing a simulated air flow in a clean room are developed by using an efficient cell traverse of tetrahedral cells generated from irregular volumes. The proposed techniques, probing and stream line display, are related to the measurement techniques used in actual clean rooms. The efficient traverse ...
false
false
[ "Koji Koyamada" ]
[]
[]
[]
Vis
1,992
Visualization requirements in the atmospheric and environmental sciences (five case study reports)
10.1109/VISUAL.1992.235175
Reports from five research centers involved with atmospheric and environmental visualization issues are presented in this case study. Visualization with heterogeneous computer architectures is highlighted in the US EPA Scientific Visualization Center discussion. The NASA Marshall Space Flight Center effort to develop t...
false
false
[ "Theresa-Marie Rhyne", "Mark Bolstad", "Penny Rheingans", "Lynne Petterson", "Walter Shackelford", "Mike E. Botts", "E. Pepke", "K. W. Johnson", "Bill Hibbard", "Charles R. Dyer", "Brian E. Paul", "Lloyd Treinish" ]
[]
[]
[]
Vis
1,992
Visualizing a three dimensional hydrodynamic model
10.1109/VISUAL.1992.235173
A three-dimensional finite-element hydrodynamic model was constructed to simulate tidal cycles in Galveston Bay over a one-year period in order to view changes in water velocities and salinity. A project undertaken to visualize the simulation results is reported. The project comprised analyzing model requirements and d...
false
false
[ "C. S. Jones", "J. A. Baca" ]
[]
[]
[]
Vis
1,992
Visualizing code profiling line oriented statistics
10.1109/VISUAL.1992.235206
A visualization technique that makes it possible to display and analyze line count profile data is described. The technique is to make a reduced picture of code with the line execution counts identified with color. Hot spots are shown in red, warm spots in orange, and so on. It is possible to identify nonexecuted code ...
false
false
[ "Stephen G. Eick", "Joseph L. Steffen" ]
[]
[]
[]
Vis
1,992
Visualizing n-dimensional implications of two-dimensional design decisions
10.1109/VISUAL.1992.235188
Experiments in visualizing implications of landscape planning and design decisions using a combination of GIS, CAD, and video animation technology are described. Simple grid-cell GIS databases and site-scale polygonal models are used to provide visualizations of site planning design proposals and environmental impact, ...
false
false
[ "Stephen M. Ervin" ]
[]
[]
[]
Vis
1,992
Visualizing seafloor structures with satellite gravity measurements
10.1109/VISUAL.1992.235176
The relationship between gravity and topography to study subseafloor structures is discussed. Specifically, analysis of the dynamics of seafloor spreading using satellite altimetry is described. The visualization of satellite altimetry data and the limitations of such applications are presented.<<ETX>>
false
false
[ "J. McLeod", "C. Small" ]
[]
[]
[]
Vis
1,992
Visualizing the Universe
10.1109/VISUAL.1992.235181
A Universe mapping project at the Harvard-Smithsonian Center for Astrophysics (CfA), called the CfA Redshift Survey, is described. The line-of-sight recession velocities of galaxies are measured by identifying absorption and emission lines in their spectra. With the two angular positions of a galaxy on the sky and a me...
false
false
[ "M. J. Geller", "E. E. Flaco", "D. G. Fabricant", "B. Estus" ]
[]
[]
[]
Vis
1,992
Visualizing wind velocities by advecting cloud textures
10.1109/VISUAL.1992.235210
In order to visualize both clouds and wind in climate simulations, clouds were rendered using a 3D texture which was advected by the wind flow. The simulation is described. Rendering, the advection of texture coordinates, and haze effects are discussed. Results are presented.<<ETX>>
false
false
[ "Nelson L. Max", "Roger Crawfis", "Dean Williams" ]
[]
[]
[]
Vis
1,992
Volume rendering on a distributed memory parallel computer
10.1109/VISUAL.1992.235221
A prototype implementation of a splatting volume renderer (SVR) on a commercially available distributed memory MIMD (multiple instruction stream, multiple data stream) parallel processor, the nCUBE2, is described. Some relatively good rendering times can be achieved with the nCUBE SVR. Message-passing bottlenecks occur...
false
false
[ "T. Todd Elvins" ]
[]
[]
[]
Vis
1,992
Volume warping
10.1109/VISUAL.1992.235194
Volume warping, a technique for deforming sampled volumetric data using B-splines that is related to image warping and to the free-form deformations of T.W. Sederberg and S.R. Parry (1986) and S. Coquillart (1990), is presented. The process is accelerated to near-real-time speed, and the compromises that are made to ef...
false
false
[ "T. J. True", "J. F. Hughes" ]
[]
[]
[]
CHI
1,992
An Interface for Interactive Spatial Reasoning and Visualization
10.1145/142750.142762
An interface for software that creates a natural environment for engineering graphics students to improve their spatial reasoning and 3D visualization skills is described. The skills of interest involve spatial transformations and rotations, specifically those skills that engineers use to reason about 3D objects based ...
false
false
[ "James R. Osborn", "Alice M. Agogino" ]
[]
[]
[]
CHI
1,992
An Introduction to Zeus: Audiovisualization of Some Elementary Sequential and Parallel Sorting Algorithms
10.1145/142750.143075
Systems for algorithm animation provide facilities for users to view and interact with an animation of an algorithm, and for programmers to develop such animations. For a user, there are ways to control the data given to an algorithm, the ensemble of active views, and the execution of the algorithm. For a programmer, p...
false
false
[ "Marc H. Brown" ]
[]
[]
[]
CHI
1,992
Dynamic Queries for Information Exploration: An Implementation and Evaluation
10.1145/142750.143054
We designed, implemented and evaluated a new concept for direct manipulation of databases, called dynamic queries, that allows users to formulate queries with graphical widgets, such as sliders. By providing a graphical visualization of the database and search results, users can find trends and exceptions easily. Eight...
false
false
[ "Christopher Ahlberg", "Christopher Williamson", "Ben Shneiderman" ]
[]
[]
[]
CHI
1,992
Human-Computer Interaction Research at Georgia Institute of Technology
10.1145/142750.142757
HCI research at Georgia Tech is found in three cooperating groups: the Engineering Psychology and Experimental Psychology Programs in the School of Psychology, the Center for Human-Machine Systems Research in the School of Industrial and Systems Engineering, and the interdisciplinary Graphics, Visualization and Usabili...
false
false
[ "James D. Foley", "Christine M. Mitchell", "Neff Walker" ]
[]
[]
[]
CHI
1,992
Multimedia help: a prototype and an experiment
10.1145/142750.142889
On-line help systems have not paralleled recent advances in user interface technology. In particular, traditional textual help does not support visualization of the interaction processes needed to complete tasks, especially in graphical interfaces. In this demonstration, we present an experimental prototype which is ca...
false
false
[ "Piyawadee Noi Sukaviriya", "Ellen Isaacs", "Krishna Bharat" ]
[]
[]
[]
CHI
1,992
Pointing and Visualization
10.1145/142750.143078
The nature of visualizations and the social uses to which they are put rely heavily on pointing behavior. In the context of a switched telephone network visualization, this tape illustrates novel task-specific pointing facilities.
false
false
[ "William C. Hill", "James D. Hollan" ]
[]
[]
[]
CHI
1,992
The MidasPlus molecular modeling system
10.1145/142750.142915
MidasPlus [6, 7] is an interactive molecular modeling system used to depict three dimensional macromolecular structures such as proteins and nucleic acids, to study how these structures spatially and chemically interact, and to study how small molecules such as drugs bind with these macromolecules, Effective interactio...
false
false
[ "Thomas E. Ferrin", "Conrad C. Huang", "Gregory S. Couch", "Eric F. Pettersen", "Robert Langridge" ]
[]
[]
[]
CHI
1,992
TreeViz: treemap visualization of hierarchically structured information
10.1145/142750.142833
Scientific visualization has received a great deal of attention in recent years. There are many reasons for this but chief among them is the simple observation that humans have difficulty extracting meaningful information from large volumes of data. Our increasing ability to produce, disseminate, and collect informatio...
false
false
[ "Brian Johnson" ]
[]
[]
[]
CHI
1,992
Value bars: an information visualization and navigation tool for multi-attribute listings
10.1145/142750.142817
INTRODUCTION The need for better information visualization and navigation tools is widely recognized [1], [5]. It is difficult to sort and continuously resort tables or listings by more than one attribute and still maintain an understanding of the origin and natural position of items. The concept of “value bars” was cr...
false
false
[ "Richard Chimera" ]
[]
[]
[]
Vis
1,991
A data model for scientific visualization with provisions for regular and irregular grids
10.1109/VISUAL.1991.175818
A mathematical data model for scientific visualization that is based on the mathematics of fiber bundles is presented. Previous results are extended to the case of piecewise field representations (associated with grid-based data representations), and a general mathematical model for piecewise representations of fields ...
false
false
[ "Robert B. Haber", "Bruce Lucas", "Nancy S. Collins" ]
[]
[]
[]
Vis
1,991
A fast ray tracing casting algorithm using adaptive isotriangular subdivision
10.1109/VISUAL.1991.175806
The use of ray casting in volume rendering and its uses and advantages over surface rendering algorithms are discussed. Various adaptive algorithms that attempt to overcome its problem of high computational cost by taking advantage of image coherency and the bandlimited nature of volume data are described. A method of ...
false
false
[ "Renben Shu", "Alan Liu" ]
[]
[]
[]
Vis
1,991
A scientific visualization synthesizer
10.1109/VISUAL.1991.175811
Methods for displaying scientific data using textures and raster operations rather than geometric techniques are described. The flexibility and simplicity of raster operations allow a greater choice of visualization techniques with only a small set of basic operations. In addition, texture mapping techniques that allow...
false
false
[ "Roger Crawfis", "M. J. Allison" ]
[]
[]
[]
Vis
1,991
A tool for visualizing the topology of three-dimensional vector fields
10.1109/VISUAL.1991.175773
A description is given of a software system, TOPO, that numerically analyzes and graphically displays topological aspects of a three-dimensional vector field, v, to produce a single, relatively simple picture that characterizes v. The topology of v considered consists of its critical points (where v=0), their invariant...
false
false
[ "Al Globus", "Creon Levit", "T. Lasinski" ]
[]
[]
[]
Vis
1,991
Achieving direct volume visualization with interactive semantic region selection
10.1109/VISUAL.1991.175778
The authors have achieved rates as high as 15 frames per second for interactive direct visualization of 3D data by trading some function for speed, while volume rendering with a full complement of ramp classification capabilities is performed at 1.4 frames per second. These speeds have made the combination of region se...
false
false
[ "Terry S. Yoo", "Ulrich Neumann", "Henry Fuchs", "Stephen M. Pizer", "Tim J. Cullip", "John Rhoades", "Ross T. Whitaker" ]
[]
[]
[]
Vis
1,991
Acoustic imaging: the reconstruction of underwater objects
10.1109/VISUAL.1991.175784
Reconstruction of 3D scenes using data from an acoustic imaging sonar is addressed. The acoustic lens is described, and issues concerning underwater 3D scene reconstruction from the lens data are examined. Two methods for visualizing objects in an acoustic snapshot of the ocean are discussed: mathematical morphology an...
false
false
[ "Lawrence J. Rosenblum", "Behzad Kamgar-Parsi", "Edward O. Belcher", "Ola Engelsen" ]
[]
[]
[]
Vis
1,991
Advanced visualization on desktop workstations
10.1109/VISUAL.1991.175833
The author explores some of the primary problems that face designers of hardware and software for visualization who are attempting to create tools that will be used and widely accepted. He describes possible solutions to some of these challenges that have been incorporated into Fieldview, a commercial tool for increasi...
false
false
[ "Steve M. Legensky" ]
[]
[]
[]
Vis
1,991
Applying 3D visualization techniques to finite element analysis
10.1109/VISUAL.1991.175823
Addresses 3D visualization techniques now being developed that are specific to coarse, irregular grid fields such as finite-element models. These include direct-generation of isovalues from finite elements, display of 3D gradient and tensor quantities, and the display of multiple states of behavior, items common to gen...
false
false
[ "Richard S. Gallagher", "Robert B. Haber", "Gordon Ferguson", "David Parker", "Douglas W. Stillman", "James Winget" ]
[]
[]
[]
Vis
1,991
Color icons: merging color and texture perception for integrated visualization of multiple parameters
10.1109/VISUAL.1991.175795
A technique that harnesses color and texture perception to create integrated displays of 2D image-like multiparameter distributions is presented. The power of the technique is demonstrated by an example of a synthesized dataset and compared with several other proposed techniques. The nature of studies that are required...
false
false
[ "Haim Levkowitz" ]
[]
[]
[]
Vis
1,991
Color vs. black-and-white in visualization
10.1109/VISUAL.1991.175824
Addresses the issue of the use of color, as compared to monochromatic displays, in visualization. The paper presents the advantages and disadvantages of color displays, and those of monochromic displays, identifies situations where color can improve the representation, those where it will degrade it, and suggest guidel...
false
false
[ "Haim Levkowitz", "Richard A. Holub", "Gary W. Meyer", "Philip K. Robertson" ]
[]
[]
[]
Vis
1,991
Computer assisted sphere packing in higher dimensions
10.1109/VISUAL.1991.175785
A computer was used to help study the packing of equal spheres in dimension four and higher. A candidate of the densest packing in 4-space is described. The configuration of 24 spheres touching a central sphere in this packing is shown to be rigid, unlike the analog in 3-space, in which the spheres can slide past each ...
false
false
[ "Nelson L. Max" ]
[]
[]
[]
Vis
1,991
Cooperative, computer-aided design of scientific visualizations
10.1109/VISUAL.1991.175819
Partial automation of the task of designing graphical displays that effectively depict the data to be visualized through cooperative computer-aided design (CCAD) is described. This paradigm combines the strengths of manual and automated design by interspersing guiding design operations by the human user with the explor...
false
false
[ "Sandeep Kochhar", "Mark Friedell", "Mark Vincent LaPolla" ]
[]
[]
[]
Vis
1,991
Deixis and the future of visualization excellence
10.1109/VISUAL.1991.175820
The authors maintain that of particular importance for visualization excellence is an understanding of effective deictic facilities, especially new techniques made possible by computation. They explain what deixis is and why it is fundamental to visualization and they analyze some of the requirements for effective deix...
false
false
[ "William C. Hill", "James D. Hollan" ]
[]
[]
[]
Vis
1,991
Designing a distributed scientific visualization tool
10.1109/VISUAL.1991.175835
The benefits of using a distributed scientific visualization tool in the field of acoustic modeling are demonstrated. A user-friendly interface was developed under SunView. A Remote Procedure Call was used for transparent data transfer between a CRAY X-MP/28 and Sun 4 workstation. PV-WAVE, a high-level graphics package...
false
false
[ "L. van der Sluis" ]
[]
[]
[]
Vis
1,991
Distributed visualization using workstations, supercomputers, and high speed networks
10.1109/VISUAL.1991.175834
A collaboration designed to demonstrate the possibilities of access to supercomputers via the high-speed wide-area networks in order to carry out sophisticated, interactive visualization on local workstations is described. The test case was visualization of 3D magnetic resonance imaging data, with a Vray performing sur...
false
false
[ "David W. Robertson", "Van L. Jacobson", "William E. Johnston", "Stewart C. Loken", "Edward H. Theil", "Brian L. Tieney" ]
[]
[]
[]
Vis
1,991
Enhanced visualization of multi-dimensional structures. Applications in positron emission tomography and climate data
10.1109/VISUAL.1991.175799
An algorithm based on mathematical morphology, image processing, and volume rendering has been developed to enhance the visual perception of definite and abstract structures embedded in multidimensional data undergoing visualization. This erosion procedure enhances the depth and shape perception of structures present i...
false
false
[ "Nahum D. Gershon" ]
[]
[]
[]
Vis
1,991
Experiments with interdisciplinary projects and scientific visualization applications at the undergraduate level
10.1109/VISUAL.1991.175836
The author describes the interaction between computer graphics students from the computer science department at Rochester Institute of technology and faculty from various disciplines, in their attempts to utilize state-of-the-art computer graphics techniques for the visualization of physical systems. The structure of a...
false
false
[ "Nan C. Schaller" ]
[]
[]
[]
Vis
1,991
Fast rotation of volume data on parallel architectures
10.1109/VISUAL.1991.175777
An algorithm for rendering of orthographic views of volume data on data-parallel computer architectures is described. In particular, the problem or rotating the volume in regard to the communication overhead associated with finely distributed memory is analyzed. An earlier technique (shear decomposition) is extended to...
false
false
[ "Peter Schröder", "James B. Salem" ]
[]
[]
[]
Vis
1,991
Golf green visualization
10.1109/VISUAL.1991.175787
Television coverage of golf fails to bring the viewer an appreciation of the complex topography of a golf green and how that topography affects the putting of golf balls. A computer graphics simulation that enhances the viewer's perception of these features using shaded polygonal models of the actual golf green used in...
false
false
[ "William E. Lorensen", "Boris Yamrom" ]
[]
[]
[]
Vis
1,991
Gray scale diagrams as business charts
10.1109/VISUAL.1991.175791
Gray-scale diagrams, which can present large amounts of quantitative information in a compact format, are considered as a candidate for business charts. Hundreds of data points can easily be represented in one diagram, using small gray-scale squares (or tiles), without visually overloading a viewer. An experiment was d...
false
false
[ "W. R. Feeney" ]
[]
[]
[]
Vis
1,991
How shall we connect our software tools?
10.1109/VISUAL.1991.175816
Software tools are traditionally connected using human-readable files, an approach that buys flexibility and understandability at some cost in performance relative to binary file formats. The possibility of using shared-memory functions to retain most of the existing style while leapfrogging the speed of reading binary...
false
false
[ "Eric Grosse" ]
[]
[]
[]
Vis
1,991
How visualization applications drive tool selection: one product can't do it all
10.1109/VISUAL.1991.175826
This paper looks at the role visualization and visual data analysis play in the technical community. It focuses on the premise that the wide variety of applications of visualization mandate a need for a variety of visualization software packages.<<ETX>>
false
false
[ "D. Prawel", "M. Brown", "C. Harris", "R. Kriz", "M. Vigil" ]
[]
[]
[]
Vis
1,991
Image handling in a multi-vendor environment
10.1109/VISUAL.1991.175814
Software developed to deal with differing image file formats, mismatched byte order and word sizes, and confusing hardcopy device interfaces is described. The SDSC Image Tool suite provides a simple, extensible, and portable mechanism for the support of a variety of common image formats so that tool-writers can concent...
false
false
[ "David R. Nadeau", "T. Todd Elvins", "Michael J. Bailey" ]
[]
[]
[]
Vis
1,991
In vivo blood flow visualization with magnetic resonance imaging
10.1109/VISUAL.1991.175801
Blood movement investigated by magnetic resonance (MR) velocity mapping is generally presented in the form of velocity components in one or more chosen velocity encoding directions. By viewing these components separately, it is difficult for MR practitioners to conceptualize and comprehend the underlying flow structure...
false
false
[ "Guang-Zhong Yang", "Peter Burger", "Philip J. Kilner", "Raad Mohiaddin" ]
[]
[]
[]
Vis
1,991
Integration of visualization and scientific calculation in a software system
10.1109/VISUAL.1991.175812
The problems and advantages of integrating scientific computations and visualization into one common program system are examined. An important point is the direct feedback of information from the visualization into an ongoing simulation. Some strong and weak points of the varying approaches in different software packag...
false
false
[ "Ulrich Lang 0002", "Ruth E. Lang", "Roland Rühle" ]
[]
[]
[]
Vis
1,991
Interactive data exploration with a supercomputer
10.1109/VISUAL.1991.175809
An experiment in exploratory data visualization using a massively parallel processor is described. In exploratory data visualization, it is typically not known what is being looked for: instead, the data are explored with a variety of visualization techniques that can illuminate its nature by demonstrating patterns in ...
false
false
[ "Stuart Smith", "Georges G. Grinstein", "R. Daniel Bergeron" ]
[]
[]
[]
Vis
1,991
Interactive data visualization using focusing and linking
10.1109/VISUAL.1991.175794
Two basic principles for interactive visualization of high-dimensional data-focusing and linking-are discussed. Focusing techniques may involve selecting subsets, dimension reduction, or some more general manipulation of the layout information on the page or screen. A consequent of focusing is that each view only conve...
false
false
[ "Andreas Buja", "John Alan McDonald", "J. Michalak", "Werner Stuetzle" ]
[]
[]
[]
Vis
1,991
Multi-valued volumetric visualization
10.1109/VISUAL.1991.175804
Effective methods for visualizing several sets of volumetric data simultaneously are presented. The methods involve the composition of multiple volumetric rendering techniques. These techniques include contour curves, color-blended contour regions, projection graphs on surfaces, isovalue surface construction, and hyper...
false
false
[ "Thomas A. Foley", "David A. Lane" ]
[]
[]
[]
Vis
1,991
Multidimensional real time visualization on personal computers
10.1109/VISUAL.1991.175832
A low-cost, high-performance visualization tool based on the IBM PC is described. Characteristics of scientific and engineering visualization and requirements for real time analysis are discussed. Application programming without coding by use of flowgraphs is also presented.<<ETX>>
false
false
[ "Quentin E. Dolecek" ]
[]
[]
[]
Vis
1,991
Multimedia environments for scientists
10.1109/VISUAL.1991.175827
This paper addresses the question of how the work of the scientist will change in the new multimedia environments. Scenarios for the process of simulating and analyzing data in such environments are constructed, and some of the underlying models used in their construction are examined.<<ETX>>
false
false
[ "Meera M. Blattner", "Georges Grinstein", "Ephraim P. Glinert", "William Hill", "Creon Levit", "Stuart Smith" ]
[]
[]
[]
Vis
1,991
NetV: an experimental network-based volume visualization system
10.1109/VISUAL.1991.175807
An experimental volume visualization system, NetV, that distributes volume imaging tasks to appropriate network resources is described. NetV gives offsite scientists easy access to high-end volume imaging software and hardware. The system allows a user to submit volume imaging jobs to an imaging spooler on a visualizat...
false
false
[ "T. Todd Elvins", "David R. Nadeau" ]
[]
[]
[]
Vis
1,991
Realistic volume imaging
10.1109/VISUAL.1991.175805
A set of volume visualization tools that are based on the use of recursive ray tracing as the primary vehicle for realistic volume imaging is presented. The tools include shadows, mirrors, specularity, and constructive solid geometry. The underlying representation for the ray tracer is a 3-D raster of voxels that holds...
false
false
[ "Roni Yagel", "Arie E. Kaufman", "Qiang Zhang" ]
[]
[]
[]
Vis
1,991
Remote visualization: challenges and opportunities
10.1109/VISUAL.1991.175825
This paper emphasizes the need for and importance of remote visualization. The potential impact of remote visualization on application algorithms, communication protocols, and underlying networks is assessed. Opportunities for research and development to support remote visualization in the context of the National Resea...
false
false
[ "Guru M. Parulkar", "Jack Bowie", "Hans-Werner Braun", "Roch Guerin", "Daniel Stevenson" ]
[]
[]
[]
Vis
1,991
Run-time visualization of program data
10.1109/VISUAL.1991.175810
An improvement to visualization systems that provides a graphics window into an application displaying program data at run-time through an easy-to-use graphical interface is discussed. With little or no instrumentation of the application the user will be able to dynamically select data for graphical display as the prog...
false
false
[ "Allan Tuchman", "David Jablonowski", "George Cybenko" ]
[]
[]
[]
Vis
1,991
Scientific visualization from inside the metacomputer
10.1109/VISUAL.1991.175767
Summary form only given, as follows. Historically, scientific visualization has been carried out in two primary modes: interactive on desktop computers, and batch on high-performance computers. The next decade will see a merging of these two approaches with the advent of high-speed networking. The networking is hierarc...
false
false
[ "Larry L. Smarr" ]
[]
[]
[]
Vis
1,991
Shadowed hedgehogs: a technique for visualizing 2D slices of 3D vector fields
10.1109/VISUAL.1991.175792
The technique of placing directed line segments at grid points, known as hedgehogging, which has been used for visualizing 2D vector fields, is considered. A means of rapidly rendering a slice of a 3D field, suitable for a bilevel display, is provided. Shape and shadowing are used to disambiguate orientation. Liberal u...
false
false
[ "R. Victor Klassen", "Steven J. Harrington" ]
[]
[]
[]
Vis
1,991
Span filtering: an optimization scheme for volume visualization of large finite element models
10.1109/VISUAL.1991.175780
Techniques for displaying 3D isovalues of scalar fields such as stress within a solid finite-element model generally involve examining each element for values of interest. An inexpensive, straightforward method is discussed for reducing the number of elements searched for such isovalues. It takes advantage of one trave...
false
false
[ "Richard S. Gallagher" ]
[]
[]
[]
Vis
1,991
The asymptotic decider: resolving the ambiguity in marching cubes
10.1109/VISUAL.1991.175782
A method for computing isovalue or contour surfaces of a trivariate function is discussed. The input data are values of the trivariate function, F/sub ijk/, at the cuberille grid points (x/sub i/, y/sub j/, z/sub k/), and the output of a collection of triangles representing the surface consisting of all points where F(...
false
false
[ "Gregory M. Nielson", "Bernd Hamann" ]
[]
[]
[]
Vis
1,991
The electronic structure of oxygen in silicon as revealed by volume visualization of Ab initio calculations
10.1109/VISUAL.1991.175786
Volumetric rendering is applied to the interpretation of atomic-scale data generated from quantum molecular dynamics computations. In particular, for silicon computations it is found that volumetric visualization of the computed 3D electronic charge density is a valuable tool for identifying defect states in silicon la...
false
false
[ "Robert H. Wolfe", "Mark Needels", "John D. Joannopoulos" ]
[]
[]
[]
Vis
1,991
The hyperbox
10.1109/VISUAL.1991.175790
A hyperbox is a two-dimensional depiction of an N-dimensional box (rectangular parallelepiped). The authors define the visual syntax of hyperboxes, state some properties, and sketch two applications. Hyperboxes can be evocative visual names for tensors or multidimensional arrays in visual programming languages. They ca...
false
false
[ "Bowen Alpern", "Larry Carter" ]
[]
[]
[]
Vis
1,991
The stream polygon: A technique for 3D vector field visualization
10.1109/VISUAL.1991.175789
A method is presented for the visualization of 3D vector fields. The stream polygon, which is a regular, n-sided polygon, oriented normal to the local vector, can present local deformations due to rigid body rotation and both normal and shear strain. The effect of translation and scalar functions can be represented by ...
false
false
[ "William J. Schroeder", "Christopher R. Volpe", "William E. Lorensen" ]
[]
[]
[]
Vis
1,991
The virtual windtunnel: An environment for the exploration of three-dimensional unsteady flows
10.1109/VISUAL.1991.175771
A recently completed implementation of a virtual environment for exploring numerically generated three-dimensional unsteady flowfields is described. A boom-mounted six-degree-of-freedom head-position-sensitive stereo CRT system is used for viewing. A hand-position-sensitive glove controller is used for injecting variou...
false
false
[ "Steve Bryson", "Creon Levit" ]
[ "BP" ]
[]
[]
Vis
1,991
The visual comparison of three sequences
10.1109/VISUAL.1991.175797
A method of visual comparison is described, that provides the scientist with a unique tool to study the qualitative relationships between three sequences of numbers or symbols. The program displays a 3D shape containing the sequence similarities and differences, which manifest themselves as simple geometric shapes and ...
false
false
[ "Kenneth P. Hinkley", "Matthew O. Ward" ]
[]
[]
[]
Vis
1,991
Topographical mapping of brain electrical activity
10.1109/VISUAL.1991.175800
Current topographical mapping methods and problems associated with mapping are reviewed, and one approach for improving the spatial resolution of scalp recorded EEGs is detailed. In particular, techniques for interpolating the potential distribution and estimating the surface Laplacian from multichannel data are presen...
false
false
[ "Samuel K. Law", "Paul L. Nunez", "Andrew F. Westdorp", "Arden V. Nelson", "Kenneth L. Pilgreen" ]
[]
[]
[]
Vis
1,991
Tree-maps: a space-filling approach to the visualization of hierarchical information structures
10.1109/VISUAL.1991.175815
A method for visualizing hierarchically structured information is described. The tree-map visualization technique makes 100% use of the available display space, mapping the full hierarchy onto a rectangular region in a space-filling manner. This efficient use of space allows very large hierarchies to be displayed in th...
false
false
[ "Brian Johnson", "Ben Shneiderman" ]
[]
[]
[]
Vis
1,991
Two widely-different architectural approaches to computer image generation
10.1109/VISUAL.1991.175776
A description is given of the computer graphics aspects of two architectures designed for imaging and graphics. The two systems use parallel and pipelined architectures for high-performance graphics operations. UWGPSP3 uses only commercially available off-the-shelf chips, and consists of a TM34020 graphics system proce...
false
false
[ "Hyun Wook Park", "Kil-Su Eo", "D. L. Kim", "B. K. Choi", "Yongmin Kim 0001", "Thomas Alexander" ]
[]
[]
[]
Vis
1,991
Visualisation tools for semiconductor modelling software
10.1109/VISUAL.1991.175830
This paper looks at the issues involved in using a visualization software package to extend the scope of an existing suite of semiconductor modeling software. The visualization software and its hardware platform represent the state of the art in powerful interactive workstation visualization systems. A range of importa...
false
false
[ "Duncan Stevenson" ]
[]
[]
[]
Vis
1,991
Visualization and analysis of multi-variate data: a technique for all fields
10.1109/VISUAL.1991.175796
A technique is presented for plotting large multivariate data sets that involves the mapping of n independent variable dimensions on to a single hierarchical horizontal axis with a single dependent variable being plotted on the vertical axis. The emphasis is on visual statistical analysis of either discrete variables o...
false
false
[ "Ted Mihalisin", "John Timlin", "John Schwegler" ]
[]
[]
[]
Vis
1,991
Visualization in computational fluid dynamics: a case study
10.1109/VISUAL.1991.175837
VISUAL 3, a highly interactive environment for the visualization of 3D volumetric scientific data, is described. The volume can be broken up in a structured or unstructured manner, and the problem can be static or unsteady in time. Because the data are volumetric and all the information can be changing, traditional CAD...
false
false
[ "Robert Haimes", "David L. Darmofal" ]
[]
[]
[]
Vis
1,991
Visualization of equations in an interactive environment
10.1109/VISUAL.1991.175781
A method of visualizing equations in their explicit form using 3D fields is described. Equations are written algebraically, interpreted by an equation parser, and then expressed as scalar fields. Fields are represented as isosurfaces, making use of an algorithm similar to the method of marching cubes. The implementatio...
false
false
[ "David Watson", "Jakub Wejchert", "David W. Williams", "Bri M. Collins" ]
[]
[]
[]
Vis
1,991
Visualizing 4-D medical ultrasound data
10.1109/VISUAL.1991.175802
Different standard rendering methods applied to 4-D medical ultrasound data are discussed. In particular, maximum value projection, sum of values projection, transparent gray level gradient shading, and surface shading have been tested. Due to the fact that ultrasound data suffer from a low signal to noise ratio, image...
false
false
[ "Nils Thune", "Bjørn Olstad" ]
[]
[]
[]
Vis
1,991
Visualizing causal effects in 4D space-time vector fields
10.1109/VISUAL.1991.175770
A method is presented for juxtaposing 4D space-time vector fields, of which one contains a source variable and the other the response field. Thresholding, ellipsoid fitting, and vortex line generation are used to reduce the amount of information and help analyze the relationship between two 3D vector variables evolving...
false
false
[ "Deborah Silver", "M. Gao", "Norman J. Zabusky" ]
[]
[]
[]
Vis
1,991
Visualizing chemical kinetics in fractal domains
10.1109/VISUAL.1991.175831
Chemical reactions occurring within complex domains, such as fractals, can display behavior which differs radically from the expectation of classical chemical kinetics. Rather than relaxing to a uniform distribution at the steady state, these nonclassical systems display large-scale order on many scales. Such self-orga...
false
false
[ "Neal E. Hurlburt", "Lola W. Anacker", "Raoul Kopelman" ]
[]
[]
[]
Vis
1,991
Visualizing environmental data for program decision support
10.1109/VISUAL.1991.175838
The McClellan Air Force Base Installation Restoration Program (IRP), which is responsible for identifying and remedying environmental contamination from past operation and disposal practices, is considered. Since 1979, the IRP has generated over 200 volumes of technical reports regarding the degree and extent of contam...
false
false
[ "J. Burnetti", "R. Manley", "W. Mitchell", "D. Varnadore" ]
[]
[]
[]
Vis
1,991
Visualizing the fourth dimension using geometry and light
10.1109/VISUAL.1991.175821
Techniques for visualizing mathematical objects in four-dimensional (4D) space that exploit four-dimensional lighting effects are explored. The geometry of image production, stereography, and shadows in 4D is analyzed. Alternatives for smooth and specular shaded rendering of curves, surfaces, and solids in 4D are exami...
false
false
[ "Andrew J. Hanson", "Pheng-Ann Heng" ]
[]
[]
[]
Vis
1,991
Volume rendering of flow-visualization point data
10.1109/VISUAL.1991.175772
A survey of 2D and 3D flow visualization techniques is provided. The approach is based on applying volume rendering to flow-visualization data. Linear interpolation and B-spline approximation are used, and several views are given for both. Suggestions for efficient volume rendering are provided.<<ETX>>
false
false
[ "Paul Gene Swann", "Sudhanshu Kumar Semwal" ]
[]
[]
[]
Vis
1,991
Volume visualization comes of age: the state of the art in technology and application
10.1109/VISUAL.1991.175828
This paper examines the role of experimental design, data acquisition equipment, and system integration in the holistic solution picture. Issues include data formats, distributed computing environments, and the need for truly interactive, even real-time systems. A major theme is reaching beyond volume visualization to ...
false
false
[ "Vincent Argiro", "Mary Whitton", "Alan Evans", "Wulf Massell", "Stephen Paddock", "Elliot Fishman" ]
[]
[]
[]
CHI
1,991
Cone Trees: animated 3D visualizations of hierarchical information
10.1145/108844.108883
The task of managing and accessing large information spaces is a problem in large scale cognition. Enwrging technologies for 3D visualization and interactive aninlaiion offer potential solutions to this problenl, especially when the structure of the information can be visualized. We describe one of these Information Vi...
false
false
[ "George G. Robertson", "Jock D. Mackinlay", "Stuart K. Card" ]
[]
[]
[]
CHI
1,991
IMPACT: an interactive natural-motion-picture dedicated multimedia authoring system
10.1145/108844.108939
A new approach to achieving a natural-motion-picture dedicated multi-media authoring system is proposed. The main point of this approach, discussed in this paper, is that the user’s environment or interface is improved to encourage user’s creativity, with image processing and recognition technology. According to the di...
false
false
[ "Hirotada Ueda", "Takafumi Miyatake", "Satoshi Yoshizawa" ]
[]
[]
[]
CHI
1,991
Information visualization using 3D interactive animation
10.1145/108844.109003
INTRODUCTION Information Visualization uses computer graphics and interactive animation to stimulate recognition of patterns and structure in information. It does so by exploiting the human perceptual system in ways similar to Scientific Visualization, which allows scientists to perceive patterns in large data collecti...
false
false
[ "George G. Robertson", "Jock D. Mackinlay", "Stuart K. Card" ]
[]
[]
[]
CHI
1,991
The information visualizer, an information workspace
10.1145/108844.108874
This paper proposes a concept for the user interface of information retrieval systems called an information workspace. The concept goes beyond the usual notion of an information retrieval system to encompass the cost structure of information from secondary storage to immediate use. As an implementation of the concept, ...
false
false
[ "Stuart K. Card", "George G. Robertson", "Jock D. Mackinlay" ]
[]
[]
[]
CHI
1,991
The perspective wall: detail and context smoothly integrated
10.1145/108844.108870
Tasks that involve large information spaces overwhelm workspaces that do not support efiicient use of space and time. For example, case studies indicate that information often contains linear components, which can result in 2D layouts with wide, inefficient aspect ratios. This paper describes a technique called the Per...
false
false
[ "Jock D. Mackinlay", "George G. Robertson", "Stuart K. Card" ]
[]
[]
[]
CHI
1,991
The University of Toronto dynamic graphics project
10.1145/108844.109006
The University of Toronto’s Dynamic Graphics Project is an interdisciplinary research laboratory within the Computer Science Department and the Computer Systems Research Institute. The labs mission is advanced research and graduate instruction; its theme is the enhancement of human creativity through advances in human-...
false
false
[ "Ronald Baecker", "Marilyn M. Mantei", "William Buxton", "Eugene Fiume" ]
[]
[]
[]
Vis
1,990
A graphical interface for robotic remediation of underground storage tanks
10.1109/VISUAL.1990.146419
Experimental investigations into the application of intelligent robot control technology to the problem of removing waste stored in tanks is discussed. The authors describe the experimental environment used, with particular attention to the hardware and software control environment and the graphical interface. Intellig...
false
false
[ "Brian K. Christensen", "Lisa M. Desjarlais" ]
[]
[]
[]
Vis
1,990
A journey into the fourth dimension
10.1109/VISUAL.1990.146385
It is shown that by a simple (one-way) mapping from quaternions to complex numbers, the problem of generating a four-dimensional Mandelbrot set by iteration of a quadratic function in quaternions can be reduced to iteration of the same function in the complex domain, and thus, the function values in 4-D can be obtained...
false
false
[ "Yan Ke", "E. S. Panduranga" ]
[]
[]
[]
Vis
1,990
A methodology for scientific data visualisation: choosing representations based on a natural scene paradigm
10.1109/VISUAL.1990.146372
A methodology for guiding the choice of visual representations of data is presented. The methodology provides objective and directed display design facilities. Such facilities can guide interactive visualization design, generate standard visualizations automatically, and assess the extent to which chosen representation...
false
false
[ "Philip K. Robertson" ]
[]
[]
[]
Vis
1,990
A numerical method for rendering spherical reflections
10.1109/VISUAL.1990.146393
Methods of rendering reflections in curved surfaces are examined. A numerical algorithm to derive spherical reflections is presented. This algorithm has many attractive qualities, such as low computation costs, object space coherence, device and resolution independence, and generation of maximum information about refle...
false
false
[ "David P. Dobkin", "E. S. Panduranga", "M. Zhu" ]
[]
[]
[]
Vis
1,990
A problem-oriented classification of visualization techniques
10.1109/VISUAL.1990.146375
Progress in scientific visualization could be accelerated if workers could more readily find visualization techniques relevant to a given problem. The authors describe an approach to this problem, based on a classification of visualization techniques, that is independent of particular application domains. A user breaks...
false
false
[ "Stephen Wehrend", "Clayton H. Lewis" ]
[]
[]
[]
Vis
1,990
A procedural interface for volume rendering
10.1109/VISUAL.1990.146362
The author presents a simple, procedural interface for volume rendering. The interface is built on three types of objects: volumes, which contain the data to be visualized, environments, which set up viewing and lighting, and image objects, which convert results to a user-definable format. A volume is rendered against ...
false
false
[ "James L. Montine" ]
[]
[]
[]
Vis
1,990
A system for three-dimensional acoustic 'visualization' in a virtual environment workstation
10.1109/VISUAL.1990.146398
The authors describe the real-time acoustic display capabilities developed for the virtual environment workstation (VIEW) project. The acoustic display is capable of generating localized acoustic cues in real time over headphones. An auditor symbology, a related collection of representational auditory objects or icons,...
false
false
[ "Elizabeth M. Wenzel", "Scott S. Fisher", "Philip K. Stone", "Scott H. Foster" ]
[]
[]
[]