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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 29	Award listlengths 0 2	Resources listlengths 0 5	ResourceLinks listlengths 0 10
InfoVis	2,004	Case Study: Visualizing Visualization	10.1109/INFVIS.2004.14	In this case study we attempt to visualize a real-world dataset consisting of 600 recently published information visualization papers and their references. This is done by first creating a global layout of the entire graph that preserves any cluster structure present. We then use this layout as a basis to define a hier...	false	false	[ "Frank van Ham" ]	[]	[]	[]
InfoVis	2,004	Clutter Reduction in Multi-Dimensional Data Visualization Using Dimension Reordering	10.1109/INFVIS.2004.15	Visual clutter denotes a disordered collection of graphical entities in information visualization. Clutter can obscure the structure present in the data. Even in a small dataset, clutter can make it hard for the viewer to find patterns, relationships and structure. In this paper, we define visual clutter as any aspect ...	false	false	[ "Wei Peng", "Matthew O. Ward", "Elke A. Rundensteiner" ]	[]	[]	[]
InfoVis	2,004	Creating and Managing "Lookmarks" in ParaView	10.1109/INFVIS.2004.16	This paper describes the integration of lookmarks into the ParaView visualization tool. Lookmarks are pointers to views of specific parts of a dataset. They were so named because lookmarks are to a visualization tool and dataset as bookmarks are to a browser and the World Wide Web. A lookmark can be saved and organized...	false	false	[ "Eric T. Stanton", "W. Philip Kegelmeyer" ]	[]	[]	[]
InfoVis	2,004	Distortion-Based Visualization for Long-Term Continuous Acoustic Monitoring	10.1109/INFVIS.2004.17	Visualizing long-term acoustic data has been an important subject in the field of equipment surveillance and equipment diagnosis. This paper proposes a distortion-based visualization method of long-term acoustic data. We applied the method to 1 hour observation data of electric discharge sound, and our method could vis...	false	false	[ "Fujio Tsutsumi", "Norihiko Itoh", "Takashi Onoda" ]	[]	[]	[]
InfoVis	2,004	Dynamic Drawing of Clustered Graphs	10.1109/INFVIS.2004.18	This paper presents an algorithm for drawing a sequence of graphs that contain an inherent grouping of their vertex set into clusters. It differs from previous work on dynamic graph drawing in the emphasis that is put on maintaining the clustered structure of the graph during incremental layout. The algorithm works onl...	false	false	[ "Yaniv Frishman", "Ayellet Tal" ]	[]	[]	[]
InfoVis	2,004	Evaluating a System for Interactive Exploration of Large, Hierarchically Structured Document Repositories	10.1109/INFVIS.2004.19	The InfoSky visual explorer is a system enabling users to interactively explore large, hierarchically structured document collections. Similar to a real-world telescope, InfoSky employs a planar graphical representation with variable magnification. Documents of similar content are placed close to each other and display...	false	false	[ "Michael Granitzer", "Wolfgang Kienreich", "Vedran Sabol", "Keith Andrews", "Werner Klieber" ]	[]	[]	[]
InfoVis	2,004	EventScope: Bringing Remote Experience of Mars to the Public through Telepresence	10.1109/INFVIS.2004.20	Telepresence, experiencing a place without physically being there, offers an important means for the public experience of remote locations such as distant continents or other planets. EventScope presents one such telepresence visualization interface for bringing scientific missions to the public. Currently, remote expe...	false	false	[ "Eben Myers", "Peter Coppin", "Michael D. Wagner", "Karl Fischer", "Luisa Lu", "W. Ronald McCloskey", "David Seneker" ]	[]	[]	[]
InfoVis	2,004	Expand-Ahead: A Space-Filling Strategy for Browsing Trees	10.1109/INFVIS.2004.21	Many tree browsers allow subtrees under a node to be collapsed or expanded, enabling the user to control screen space usage and selectively drill-down. However, explicit expansion of nodes can be tedious. Expand-ahead is a space-filling strategy by which some nodes are automatically expanded to fill available screen sp...	false	false	[ "Michael J. McGuffin", "Gord Davison", "Ravin Balakrishnan" ]	[]	[]	[]
InfoVis	2,004	Exploring and Visualizing the History of InfoVis	10.1109/INFVIS.2004.22	The exploration and visualization of large information spaces is a challenging task. The provided contest data set for example contains more than 1000 authors of about 600 papers. The basic idea for an effective data exploration is to include the human in the data exploration process and combine the flexibility, creati...	false	false	[ "Daniel A. Keim", "Helmut Barro", "Christian Panse", "Jörn Schneidewind", "Mike Sips" ]	[]	[]	[]
InfoVis	2,004	Exploring InfoVis Publication History with Tulip	10.1109/INFVIS.2004.23	We show the structure of the InfoVis publications dataset using Tulip, a scalable open-source visualization system for graphs and trees. Tulip supports interactive navigation and many options for layout. Subgraphs of the full dataset can be created interactively or using a wide set of algorithms based on graph theory a...	false	false	[ "Maylis Delest", "Tamara Munzner", "David Auber", "Jean-Philippe Domenger" ]	[]	[]	[]
InfoVis	2,004	EZEL: a Visual Tool for Performance Assessment of Peer-to-Peer File-Sharing Network	10.1109/INFVIS.2004.25	In this paper we present EZEL, a visual tool we developed for the performance assessment of peer-to-peer file-sharing networks. We start by identifying the relevant data transferred in this kind of networks and the main performance assessment questions. Then we describe the visualization of data from two different poin...	false	false	[ "Lucian Voinea", "Alexandru C. Telea", "Jarke J. van Wijk" ]	[]	[]	[]
InfoVis	2,004	faMailiar & Intimacy-Based Email Visualization	10.1109/INFVIS.2004.26	Email has developed into one of the most extensively used computer applications. Email interfaces, on the other hand, have gone through very few transformations since their inception, and as the growing volumes of email data accumulate in users' email boxes, these interfaces fail to provide effective message handling a...	false	false	[ "Mirko Mandic", "Andruid Kerne" ]	[]	[]	[]
InfoVis	2,004	GeoTime Information Visualization	10.1109/INFVIS.2004.27	Analyzing observations over time and geography is a common task but typically requires multiple, separate tools. The objective of our research has been to develop a method to visualize, and work with, the spatial interconnectedness of information over time and geography within a single, highly interactive 3D view. A no...	false	false	[ "Thomas Kapler", "William Wright" ]	[]	[]	[]
InfoVis	2,004	Histographs: Interactive Clustering of Stacked Graphs	10.1109/INFVIS.2004.28	Visualization systems must intuitively display and allow interaction with large multivariate data on low-dimensional displays. One problem often encountered in the process is occlusion: the ambiguity that occurs when records from different data sets are mapped to the same display location. For example, because of occlu...	false	false	[ "Pin Ren", "Benjamin Watson 0001" ]	[]	[]	[]
InfoVis	2,004	Hypothesis Visualization	10.1109/INFVIS.2004.29	We have constructed an information visualization tool for understanding complex arguments. The tool enables analysts to construct structured arguments using judicial proof techniques, associate evidence with hypotheses, and set evidence parameters such as relevance and credibility. Users manipulate the hypotheses and t...	false	false	[ "Diane Cluxton", "Stephen G. Eick", "Jie Yun" ]	[]	[]	[]
InfoVis	2,004	IN-SPIRE InfoVis 2004 Contest Entry	10.1109/INFVIS.2004.37	This is the first part (summary) of a three-part contest entry submitted to IEEE InfoVis 2004. The contest topic is visualizing InfoVis symposium papers from 1995 to 2002 and their references. The paper introduces the visualization tool IN-SPIRE, the visualization process and results, and presents lessons learned.	false	false	[ "Pak Chung Wong", "Elizabeth G. Hetzler", "Christian Posse", "Mark A. Whiting", "Susan L. Havre", "Nick Cramer", "Anuj R. Shah", "Mudita Singhal", "Alan Turner", "James J. Thomas" ]	[]	[]	[]
InfoVis	2,004	Information Visualization Research: Citation and Co-Citation Highlights	10.1109/INFVIS.2004.38	An overview of the entry is given. The techniques used to prepare the InfoVis contest entry are outlined. The strengths and weaknesses are briefly discussed.	false	false	[ "Chaomei Chen" ]	[]	[]	[]
InfoVis	2,004	InfoVisExplorer	10.1109/INFVIS.2004.39	In this paper we briefly describe 3 tools developed to visualize the history of information visualization papers. The visualization consists of a standard 3D scatterplot view enhanced with "bubbles," lines, text, and colors aimed at making comparisons between authors and topics found in the papers. Three components wer...	false	false	[ "Jaroslav Tyman", "Grant P. Gruetzmacher", "John T. Stasko" ]	[]	[]	[]
InfoVis	2,004	Interactive Exploration of the AFS File System	10.1109/INFVIS.2004.40	Managing file systems of large organizations can present significant challenges in terms of the number of users, shared access to parts of the file system, and securing and monitoring critical parts of the file system. We present an interactive exploratory tool for monitoring and viewing the complex relationships withi...	false	false	[ "Joshua Foster", "Kalpathi R. Subramanian", "Robert Herring", "Gail-Joon Ahn" ]	[]	[]	[]
InfoVis	2,004	Interactive Poster: Visual Mining of Business Process Data	10.1109/INFVIS.2004.41	Business process data is inherently large and complex, most often too complex to be directly visualized. Usually the business operations consist of many steps and alternatives and every data instance may take a different path through the process. In Figure 1, we show a fraud analysis process schema. Note that this busi...	false	false	[ "Ming C. Hao", "Daniel A. Keim", "Umeshwar Dayal", "Jörn Schneidewind" ]	[]	[]	[]
InfoVis	2,004	Interactive Visualization Approaches to the Analysis of System Identification Data	10.1109/INFVIS.2004.42	We propose an interactive visualization approach to finding a mathematical model for a real world process, commonly known in the field of control theory as system identification. The use of interactive visualization techniques provides the modeller with instant visual feedback which facilitates the model validation pro...	false	false	[ "Jimmy Johansson 0001", "Patric Ljung", "David Lindgren", "Matthew Cooper 0001" ]	[]	[]	[]
InfoVis	2,004	Interactive Visualization of Small World Graphs	10.1109/INFVIS.2004.43	Many real world graphs have small world characteristics, that is, they have a small diameter compared to the number of nodes and exhibit a local cluster structure. Examples are social networks, software structures, bibliographic references and biological neural nets. Their high connectivity makes both finding a pleasin...	false	false	[ "Frank van Ham", "Jarke J. van Wijk" ]	[]	[]	[]
InfoVis	2,004	Keynote Address: From Information Visualization to Sensemaking: Connecting the Mind's Eye to the Mind's Muscle	10.1109/INFVIS.2004.44	Provides an abstract of the keynote presentation and a brief professional biography of the presenter. The complete presentation was not made available for publication as part of the conference proceedings.	false	false	[ "Stuart K. Card" ]	[]	[]	[]
InfoVis	2,004	Major Information Visualization Authors, Papers and Topics in the ACM Library	10.1109/INFVIS.2004.45	The presented work aims to identify major research topics, co-authorships, and trends in the IV Contest 2004 dataset. Co-author, paper-citation, and burst analysis were used to analyze the dataset. The results are visually presented as graphs, static Pajek [1] visualizations and interactive network layouts using Pajek&...	false	false	[ "Weimao Ke", "Katy Börner", "Lalitha Viswanath" ]	[]	[]	[]
InfoVis	2,004	Matrix Zoom: A Visual Interface to Semi-External Graphs	10.1109/INFVIS.2004.46	In Web data, telecommunications traffic and in epidemiological studies, dense subgraphs correspond to subsets of subjects (i.e. users, patients) that share a collection of attributes values (i.e. accessed Web pages, email-calling patterns or disease diagnostic profiles). Visual and computational identification of these...	false	false	[ "James Abello", "Frank van Ham" ]	[]	[]	[]
InfoVis	2,004	Metric-Based Network Exploration and Multiscale Scatterplot	10.1109/INFVIS.2004.47	We describe an exploratory technique based on the direct interaction with a 2D modified scatterplot computed from two different metrics calculated over the elements of a network. The scatterplot is transformed into an image by applying standard image processing techniques resulting into blurring effects. Segmentation o...	false	false	[ "Yves Chiricota", "Fabien Jourdan", "Guy Melançon" ]	[]	[]	[]
InfoVis	2,004	MonkEllipse: Visualizing the History of Information Visualization	10.1109/INFVIS.2004.48	In this paper, we describe the process and result of creating a visualization to capture the past 10 years of history in the field of Information Visualization, as part of the annual InfoVis Conference Contest. We began with an XML file containing data provided by the contest organizers, scrubbed and augmented the data...	false	false	[ "Tzu-Wei Hsu", "Lee Inman", "Dave McColgin", "Kevin Stamper" ]	[]	[]	[]
InfoVis	2,004	Non-Euclidean Spring Embedders	10.1109/INFVIS.2004.49	We present a method by which force-directed algorithms for graph layouts can be generalized to calculate the layout of a graph in an arbitrary Riemannian geometry. The method relies on extending the Euclidean notions of distance, angle, and force-interactions to smooth nonEuclidean geometries via projections to and fro...	false	false	[ "Stephen G. Kobourov", "Kevin Wampler" ]	[]	[]	[]
InfoVis	2,004	One-For-All: Visualization of the Information Visualization Symposia	10.1109/INFVIS.2004.50	We developed our own tool to visualize the history of the Infovis Symposiums. We call our tool “One-For-All”, because we want to generate one image to at once answer all four tasks of the contest effectively (though not necessarily optimally). Furthermore, we designed the tool to be intuitive, that is, we would like th...	false	false	[ "Soon Tee Teoh", "Kwan-Liu Ma" ]	[]	[]	[]
InfoVis	2,004	Paint Inspired Color Mixing and Compositing for Visualization	10.1109/INFVIS.2004.52	Color is often used to convey information, and color compositing is often required while visualizing multiattribute information. This paper proposes an alternative method for color compositing. In order to present understandable color blending to the general public, several techniques are proposed. First, a paint-inspi...	false	false	[ "Nathan Gossett", "Baoquan Chen" ]	[]	[]	[]
InfoVis	2,004	PhylloTrees: Harnessing Nature's Phyllotactic Patterns for Tree Layout	10.1109/INFVIS.2004.53	We explore the use of nature’s phyllotactic patterns to inform the layout of hierarchical data. These naturally occurring patterns provide a non-overlapping, optimal packing when the total number of nodes is not known a priori. We present a family of expandable tree layouts based on these patterns.	false	false	[ "Sheelagh Carpendale", "Anand Agarawala" ]	[]	[]	[]
InfoVis	2,004	RankSpiral: Toward Enhancing Search Results Visualizations	10.1109/INFVIS.2004.56	This paper addresses the problem of how to enable users to visually explore and compare large sets of documents that have been retrieved by different search engines or queries. The Rank-Spiral enables users to rapidly scan large numbers of documents and their titles in a single screen. It uses a spiral mapping that max...	false	false	[ "Anselm Spoerri" ]	[]	[]	[]
InfoVis	2,004	RecMap: Rectangular Map Approximations	10.1109/INFVIS.2004.57	In many application domains, data is collected and referenced by its geospatial location. Nowadays, different kinds of maps are used to emphasize the spatial distribution of one or more geospatial attributes. The nature of geospatial statistical data is the highly nonuniform distribution in the real world data sets. Th...	false	false	[ "Roland Heilmann", "Daniel A. Keim", "Christian Panse", "Mike Sips" ]	[]	[]	[]
InfoVis	2,004	Resource Systems Reference Database	10.1109/INFVIS.2004.58	This interactive poster proposes a novel, explorative way to browse a database containing links to resource systems-related information online. Our approach is an illustrative one, and draws on our combined backgrounds in computer science, graphic and interaction design, sustainability, community organization, and urba...	false	false	[ "David Lu", "Lauren Dietrich" ]	[]	[]	[]
InfoVis	2,004	Rethinking Visualization: A High-Level Taxonomy	10.1109/INFVIS.2004.59	We present the novel high-level visualization taxonomy. Our taxonomy classifies visualization algorithms rather than data. Algorithms are categorized based on the assumptions they make about the data being visualized; we call this set of assumptions the design model. Because our taxonomy is based on design models, it i...	false	false	[ "Melanie Tory", "Torsten Möller" ]	[]	[]	[]
InfoVis	2,004	Steerable, Progressive Multidimensional Scaling	10.1109/INFVIS.2004.60	Current implementations of multidimensional scaling (MDS), an approach that attempts to best represent data point similarity in a low-dimensional representation, are not suited for many of today's large-scale datasets. We propose an extension to the spring model approach that allows the user to interactively explore da...	false	false	[ "Matt Williams", "Tamara Munzner" ]	[]	[]	[]
InfoVis	2,004	TextPool: Visualizing Live Text Streams	10.1109/INFVIS.2004.63	In today's fast-paced world it is becoming increasingly difficult to stay abreast of the public discourse. With the advent of hundreds of closed-captioned cable channels and internet-based channels such as news feeds, blogs, or email, knowing the "buzz" is a particular challenge. TextPool addresses this problem by quic...	false	false	[ "Conrad Albrecht-Buehler", "Benjamin Watson 0001", "David A. Shamma" ]	[]	[]	[]
InfoVis	2,004	The InfoVis Toolkit	10.1109/INFVIS.2004.64	This article presents the InfoVis toolkit, designed to support the creation, extension and integration of advanced 2D information visualization components into interactive Java swing applications. The InfoVis toolkit provides specific data structures to achieve a fast action/feedback loop required by dynamic queries. I...	false	false	[ "Jean-Daniel Fekete" ]	[]	[]	[]
InfoVis	2,004	Time-Varying Data Visualization Using Information Flocking Boids	10.1109/INFVIS.2004.65	This research demonstrates how principles of self-organization and behavior simulation can be used to represent dynamic data evolutions by extending the concept of information flocking, originally introduced by Proctor &amp; Winter (1998), to time-varying datasets. A rule-based behavior system continuously controls...	false	false	[ "Andrew Vande Moere" ]	[]	[]	[]
InfoVis	2,004	Topological Fisheye Views for Visualizing Large Graphs	10.1109/INFVIS.2004.66	Graph drawing is a basic visualization tool. For graphs of up to hundreds of nodes and edges, there are many effective techniques available. At greater scale, data density and occlusion problems often negate its effectiveness. Conventional pan-and-zoom, and multiscale and geometric fisheye views are not fully satisfact...	false	false	[ "Emden R. Gansner", "Yehuda Koren", "Stephen C. North" ]	[]	[]	[]
InfoVis	2,004	Tracking User Interactions Within Visualizations	10.1109/INFVIS.2004.67	We present a model and prototype system for tracking user interactions within a visualization. The history of the interactions are exposed to the user in a way that supports non-linear navigation of the visualization space. The interactions can be augmented with annotations, which, together with the interactions, can b...	false	false	[ "Dennis P. Groth", "Benjamin W. Murphy" ]	[]	[]	[]
InfoVis	2,004	Uncovering Clusters in Crowded Parallel Coordinates Visualizations	10.1109/INFVIS.2004.68	The one-to-one strategy of mapping each single data item into a graphical marker adopted in many visualization techniques has limited usefulness when the number of records and/or the dimensionality of the data set are very high. In this situation, the strong overlapping of graphical markers severely hampers the user's ...	false	false	[ "Almir Olivette Artero", "Maria Cristina Ferreira de Oliveira", "Haim Levkowitz" ]	[]	[]	[]
InfoVis	2,004	Understanding Eight Years of InfoVis Conferences Using PaperLens	10.1109/INFVIS.2004.69	We present PaperLens, a visualization that reveals connections, trends, and activity throughout the InfoVis conference community for the last 8 years. It tightly couples views across papers, authors, and references. This paper describes how we analyzed the data, the strengths and weaknesses of PaperLens, and interestin...	false	false	[ "Bongshin Lee", "Mary Czerwinski", "George G. Robertson", "Benjamin B. Bederson" ]	[]	[]	[]
InfoVis	2,004	User Experiments with Tree Visualization Systems	10.1109/INFVIS.2004.70	This paper describes a comparative experiment with five well-known tree visualization systems, and Windows Explorer as a baseline system. Subjects performed tasks relating to the structure of a directory hierarchy, and to attributes of files and directories. Task completion times, correctness and user satisfaction were...	false	false	[ "Alfred Kobsa" ]	[]	[]	[]
InfoVis	2,004	Value and Relation Display for Interactive Exploration of High Dimensional Datasets	10.1109/INFVIS.2004.71	Traditional multidimensional visualization techniques, such as glyphs, parallel coordinates and scatterplot matrices, suffer from clutter at the display level and difficult user navigation among dimensions when visualizing high dimensional datasets. In this paper, we propose a new multidimensional visualization techniq...	false	false	[ "Jing Yang 0001", "Anilkumar Patro", "Shiping Huang", "Nishant K. Mehta", "Matthew O. Ward", "Elke A. Rundensteiner" ]	[]	[]	[]
InfoVis	2,004	VIM: A Framework for Intelligence Analysis	10.1109/INFVIS.2004.72	Intelligence analysts receive thousands of facts from a variety of sources. In addition to the bare details of the fact — a particular person, for example — each fact may have provenance, reliability, weight, and other attributes. Each fact may also be associated with other facts, e.g. that one person met another at a ...	false	false	[ "Alan Keahey", "Kenneth C. Cox" ]	[]	[]	[]
InfoVis	2,004	Visual Browsing of Remote and Distributed Data	10.1109/INFVIS.2004.73	Data repositories around the world hold many thousands of data sets. Finding information from these data sets is greatly facilitated by being able to quickly and efficiently browse remote data sets. In this note, we introduce the Iconic Remote Visual Data Exploration tool(IRVDX), which is a visual data mining tool used...	false	false	[ "Parthasarathy Krishnaswamy", "Stephen G. Eick", "Robert L. Grossman" ]	[]	[]	[]
InfoVis	2,004	Visualizing and Interacting with Multi-Tree Hierarchical Data	10.1109/INFVIS.2004.74	This work focuses on visualizing highly cyclic hierarchical data. A user interface is discussed and its interaction is illustrated using a recipe database example. This example showcases a database with multiple categories for each recipe (database entry).	false	false	[ "Mahnas Jean Mohammadi-Aragh", "T. J. Jankun-Kelly" ]	[]	[]	[]
InfoVis	2,004	Visualizing E-mail with a Semantically Zoomable Interface	10.1109/INFVIS.2004.75	We introduce a semantically zoomable interface that displays emails as interactive objects rather than files containing lines of text, as in traditional e-mail interfaces. In this system, e-mails are displayed as node objects called e-mail nodes within a 2.5-dimensional world. The e-mail nodes are semantically zoomable...	false	false	[ "Ellen Diep", "Robert J. K. Jacob" ]	[]	[]	[]
InfoVis	2,004	Visualizing High Dimensional Datasets Using Partiview	10.1109/INFVIS.2004.76	A standard method of visualizing high-dimensional data is reducing its dimensionality to two or three using some algorithm, and then creating a scatterplot with data represented by labelled and/or colored dots. Two problems with this approach are (1) dots do not represent data well, (2) reducing to just three dimension...	false	false	[ "Dinoj Surendran", "Stuart Levy" ]	[]	[]	[]
InfoVis	2,004	WilmaScope Graph Visualisation	10.1109/INFVIS.2004.77	Our visualisation of the IEEE InfoVis citation network is based on 3D graph visualisation techniques. To make effective use of the third dimension we use a layered approach, constraining nodes to lie on parallel planes depending on parameters such as year of publication or link degree. Within the parallel planes nodes ...	false	false	[ "Adel Ahmed", "Tim Dwyer", "Colin Murray", "Le Song", "Ying Xin Wu" ]	[]	[]	[]
EuroVis	2,004	A Botanically Inspired High-Dimensional Visualization with Multivariate Glyphs	10.2312/VisSym/VisSym04/231-236	It is difficult for the average viewer to assimilate and comprehend huge amounts of high-dimensional data. It is important to present data in a way that allows the user a high level understanding of the overall organization and structure without losing the ability to study low level detail as needed. Although hierarchi...	false	false	[ "Eleanor Boyle Chlan", "Penny Rheingans" ]	[]	[]	[]
EuroVis	2,004	A Cluster-Space Visual Interface for Arbitrary Dimensional Classification of Volume Data	10.2312/VisSym/VisSym04/017-024	In volume visualization, users typically specify transfer functions to classify the data and assign visual attributes to each material class. Higher-dimensional classification makes it easier to differentiate material classes since more data properties are considered. One of the difficulties in using higher-dimensional...	false	false	[ "Fan-Yin Tzeng", "Kwan-Liu Ma" ]	[]	[]	[]
EuroVis	2,004	Accuracy Evaluation of Different Centerline Approximations of Blood Vessels	10.2312/VisSym/VisSym04/115-120	Accurate determination of the vessel axis is a prerequisite for automated visualization and quantification of artery diseases. This paper presents an evaluation of different methods for approximating the centerline of the vessel in a phantom simulating the peripheral arteries. Six algorithms were used to determine the ...	false	false	[ "Alexandra La Cruz" ]	[]	[]	[]
EuroVis	2,004	Adaptive Volume Construction from Ultrasound Images of a Human Heart	10.2312/VisSym/VisSym04/321-330	We present a volume modelling approach based on sequences of two-dimensional ultrasound images. Though generally applicable to arbitrary freehand ultrasound, our method is designed for the reconstruction of timevarying volumes from ultrasound images of a human heart. Since the reliability of the reconstructed data depe...	false	false	[ "Gerd Reis", "Martin Bertram 0001", "Rolf Hendrik van Lengen", "Hans Hagen" ]	[]	[]	[]
EuroVis	2,004	Auralization I: Vortex Sound Synthesis	10.2312/VisSym/VisSym04/193-200	Auralization is the process of extracting and displaying meaningful information in the form of sound from data. Through not only visualization but also auralization, users may have better understandings of the data, especially when it is visually complicated. In this work, a field auralization technique is introduced, ...	false	false	[ "Youngin Shin", "Chandrajit L. Bajaj" ]	[]	[]	[]
EuroVis	2,004	Boundary Switch Connectors for Topological Visualization of Complex 3D Vector Fields	10.2312/VisSym/VisSym04/183-192	One of the reasons that topological methods have a limited popularity for the visualization of complex 3D flow fields is the fact that their topological structures contain a number of separating stream surfaces. Since these stream surfaces tend to hide each other as well as other topological features, for complex 3D to...	false	false	[ "Tino Weinkauf", "Holger Theisel", "Hans-Christian Hege", "Hans-Peter Seidel" ]	[]	[]	[]
EuroVis	2,004	Browsing and Visualizing Digital Bibliographic Data	10.2312/VisSym/VisSym04/237-242	Access to publications is provided by conventional libraries, digital libraries operated by learned societies or commercial publishers, and a huge number of web sites maintained by the scientists themselves or their institutions. But comprehensive meta-indices in combination with a helpful graphical user interface for ...	false	false	[ "Stefan Klink", "Michael Ley", "Emma Rabbidge", "Patrick Reuther", "Bernd Walter", "Alexander Weber 0001" ]	[]	[]	[]
EuroVis	2,004	Case Study: Visual Analysis of Complex, Time-Dependent Simulation Results of a Diesel Exhaust System	10.2312/VisSym/VisSym04/091-096	In previous work we have presented visualization techniques that provide engineers with a high degree of interactivity and flexibility for analyzing large, time-dependent, and high-dimensional data sets resulting from CFD (computational fluid dynamics) simulations. In this case study we apply our techniques in the fiel...	false	false	[ "Helmut Doleisch", "Michael Mayer", "Martin Gasser", "Roland Wanker", "Helwig Hauser" ]	[]	[]	[]
EuroVis	2,004	Case Study: Visualization of annotated DNA sequences	10.2312/VisSym/VisSym04/109-114	DNA sequences and their annotations form ever expanding data sets. Proper explorations of such data sets require new tools for visualization and analysis. In this case study, we have defined the requirements for a visualization tool for annotated DNA sequences. We have implemented these requirements in a new and flexib...	false	false	[ "Tim H. J. M. Peeters", "Huub van de Wetering", "Mark W. E. J. Fiers", "Jarke J. van Wijk" ]	[]	[]	[]
EuroVis	2,004	DTI Visualization with Streamsurfaces and Evenly-Spaced Volume Seeding	10.2312/VisSym/VisSym04/173-182	Experimental evidence has shown that water diffusion is anisotropic in organized tissues such as white matter or muscles. Diffusion Tensor Imaging is a non-invasive MR technique that measures water diffusion. DTI is used to visualize linear structures such as fibers. In this paper, we present a visualization tool for D...	false	false	[ "Anna Vilanova", "G. Berenschot", "Carola van Pul" ]	[]	[]	[]
EuroVis	2,004	Efficient Display of Background Objects for Virtual Endoscopy using Flexible First-Hit Ray Casting	10.2312/VisSym/VisSym04/301-310	Many applications of virtual endoscopy require the display of background objects behind the semi-transparent surface of the investigated organ. This paper deals with pre-processing and visualization of background objects for virtual endoscopy. A new first-hit ray casting technique for efficient perspective iso-surfacin...	false	false	[ "André Neubauer 0002", "Marie-Thérèse Forster", "Rainer Wegenkittl", "Lukas Mroz", "Katja Bühler" ]	[]	[]	[]
EuroVis	2,004	Efficient Isosurface Tracking Using Precomputed Correspondence Table	10.2312/VisSym/VisSym04/283-292	Feature tracking is a useful method for visualizing and analyzing time-varying scalar fields. It allows scientists to focus on regions of interest and track their evolution and interaction over time. To allow the user to freely explore the data set, features must be tracked in an efficient manner. In this paper, we pre...	false	false	[ "Guangfeng Ji", "Han-Wei Shen" ]	[]	[]	[]
EuroVis	2,004	Generalized Distance Transforms and Skeletons in Graphics Hardware	10.2312/VisSym/VisSym04/221-230	We present a framework for computing generalized distance transforms and skeletons of two-dimensional objects using graphics hardware. Our method is based on the concept of footprint splatting. Combining different splats produces weighted distance transforms for different metrics, as well as the corresponding skeletons...	false	false	[ "Robert Strzodka", "Alexandru C. Telea" ]	[]	[]	[]
EuroVis	2,004	Graph Drawing by Subspace Optimization	10.2312/VisSym/VisSym04/065-074	We show a novel approach for accelerating the computation of graph drawing algorithms. The method is based on the notion that we can find a subspace with a relatively low dimensionality that captures the "nice" layouts of the graph. This way each axis of the drawing is a linear combination of a few basis vectors, inste...	false	false	[ "Yehuda Koren" ]	[]	[]	[]
EuroVis	2,004	High-Quality Lighting for Pre-Integrated Volume Rendering	10.2312/VisSym/VisSym04/025-034	Pre-integrated volume rendering is an effective technique for generating high-quality visualizations. The precomputed lookup tables used by this method are slow to compute and can not include truly pre-integrated lighting due to space constraints. The lighting for pre-integrated rendering is therefore subject to the sa...	false	false	[ "Eric B. Lum", "Brett Wilson", "Kwan-Liu Ma" ]	[]	[]	[]
EuroVis	2,004	Illustrating Surfaces in Volume	10.2312/VisSym/VisSym04/009-016	This paper presents a novel framework for illustrating surfaces in a volume. Surfaces are illustrated by drawing only feature lines, such as silhouettes, valleys, ridges, and surface hatching strokes, and are embedded in volume renderings. This framework promises effective illustration of both surfaces and volumes with...	false	false	[ "Xiaoru Yuan", "Baoquan Chen" ]	[]	[]	[]
EuroVis	2,004	Interaction Spaces in Data and Information Visualization	10.2312/VisSym/VisSym04/137-146	User interaction plays an integral part in the effective visualization of data and information. Typical interaction operations include navigation, selection, and distortion. A problem that can occur when these operations are speci£ed using direct manipulation is determining which object or space is the focus of the int...	false	false	[ "Matthew O. Ward", "Jing Yang 0001" ]	[]	[]	[]
EuroVis	2,004	Interactive High Quality Trimmed NURBS Visualization Using Appearance Preserving Tessellation	10.2312/VisSym/VisSym04/211-220	Trimmed NURBS models are the standard representation used in CAD/CAM systems and accurate visualization of large trimmed NURBS models at interactive frame rates is of great interest for industry. To visualize the quality of a surface several techniques like isophotes, reflection lines, etc. are used. Most existing appr...	false	false	[ "Michael Guthe", "Ákos Balázs", "Reinhard Klein" ]	[]	[]	[]
EuroVis	2,004	Interactive Treemaps With Detail on Demand to Support Information Search in Documents	10.2312/VisSym/VisSym04/121-128	This paper addresses the issue of how information visualization techniques can be used to assist full-text search in electronic documents. Our approach supports multiple term queries with interactive treemaps. We use a treemap to visualize the basic structure of the document and exploit color coding to show the distrib...	false	false	[ "Stefan Schlechtweg", "Petra Schulze-Wollgast", "Heidrun Schumann" ]	[]	[]	[]
EuroVis	2,004	Interactively Visualizing Procedurally Encoded Scalar Fields	10.2312/VisSym/VisSym04/035-044	While interactive visualization of rectilinear gridded volume data sets can now be accomplished using texture mapping hardware on commodity PCs, interactive rendering and exploration of large scattered or unstructured data sets is still a challenging problem. We have developed a new approach that allows the interactive...	false	false	[ "Yun Jang", "Manfred Weiler", "Matthias Hopf", "Jingshu Huang", "David S. Ebert", "Kelly P. Gaither", "Thomas Ertl" ]	[]	[]	[]
EuroVis	2,004	Isosurface Computation Made Simple	10.2312/VisSym/VisSym04/293-300	This paper presents a simple approach for rendering isosurfaces of a scalar field. Using the vertex programming capability of commodity graphics cards, we transfer the cost of computing an isosurface from the Central Processing Unit (CPU), running the main application, to the Graphics Processing Unit (GPU), rendering t...	false	false	[ "Valerio Pascucci" ]	[]	[]	[]
EuroVis	2,004	Medical Applications of Multi-field Volume Rendering and VR Techniques	10.2312/VisSym/VisSym04/249-254	This paper reports on a new approach for visualizing multi-field MRI or CT datasets in an immersive environment with medical applications. Multi-field datasets combine multiple scanning modalities into a single 3D, multivalued, dataset. In our approach, they are classified and rendered using real-time hardware accelera...	false	false	[ "Joe Kniss", "Jürgen P. Schulze", "Uwe Wössner", "Peter Winkler 0004", "Ulrich Lang 0002", "Charles D. Hansen" ]	[]	[]	[]
EuroVis	2,004	Meshless Isosurface Generation from Multiblock Data	10.2312/VisSym/VisSym04/273-282	We propose a meshless method for the extraction of high-quality continuous isosurfaces from volumetric data represented by multiple grids, also called "multiblock" data sets. Multiblock data sets are commonplace in computational mechanics applications. Relatively little research has been performed on contouring multibl...	false	false	[ "Christopher S. Co", "Serban D. Porumbescu", "Kenneth I. Joy" ]	[]	[]	[]
EuroVis	2,004	Occlusion Culling for Sub-Surface Models in Geo-Scientific Applications	10.2312/VisSym/VisSym04/267-272	Modern graphics cards support occlusion culling in hardware. We present a three pass algorithm, which makes efficient use of this feature. Our geo-scientific sub-surface data sets consist typically of a set of high resolution height fields, polygonal objects, and volume slices and lenses. For each height field, we comp...	false	false	[ "John Plate", "Anselm Grundhöfer", "Benjamin Schmidt", "Bernd Fröhlich 0001" ]	[]	[]	[]
EuroVis	2,004	Ray Casting Curved-Quadratic Elements	10.2312/VisSym/VisSym04/201-210	We present a method for ray casting curved-quadratic elements in 3D. The advantages of this approach is that a curved element can be directly visualized. Conventionally, higher-order elements are tessellated with several linear elements so that standard visualization techniques can be applied to the linear elements. Ou...	false	false	[ "David F. Wiley", "Henry R. Childs", "Bernd Hamann", "Kenneth I. Joy" ]	[]	[]	[]
EuroVis	2,004	Shape-Embedded-Histograms for Visual Data Mining	10.2312/VisSym/VisSym04/055-064	Scatterplots are widely used in exploratory data analysis and class visualization. The advantages of scatterplots are that they are easy to understand and allow the user to draw conclusions about the attributes which span the projection screen. Unfortunately, scatterplots have the overplotting problem which is especial...	false	false	[ "Amihood Amir", "Reuven Kashi", "Daniel A. Keim", "Nathan S. Netanyahu", "Markus Wawryniuk" ]	[]	[]	[]
EuroVis	2,004	Software Landscapes: Visualizing the Structure of Large Software Systems	10.2312/VisSym/VisSym04/261-266	Modern object-oriented programs are hierarchical systems with many thousands of interrelated subsystems. Visualization helps developers to better comprehend these large and complex systems. This paper presents a three-dimensional visualization technique that represents the static structure of object-oriented programs u...	false	false	[ "Michael Balzer", "Andreas Noack", "Oliver Deussen", "Claus Lewerentz" ]	[]	[]	[]
EuroVis	2,004	Superquadric tensor glyphs	10.2312/VisSym/VisSym04/147-154	Tensor field visualization is a challenging task due in part to the multi-variate nature of individual tensor samples. Glyphs convey tensor variables by mapping the tensor eigenvectors and eigenvalues to the orientation and shape of a geometric primitive, such as a cuboid or ellipsoid. Though widespread, cuboids and el...	false	false	[ "Gordon L. Kindlmann" ]	[]	[]	[]
EuroVis	2,004	Surface Techniques for Vortex Visualization	10.2312/VisSym/VisSym04/155-164	This paper presents powerful surface based techniques for the analysis of complex flow fields resulting from CFD simulations. Emphasis is put on the examination of vortical structures. An improved method for stream surface computation that delivers accurate results in regions of intricate flow is presented, along with ...	false	false	[ "Christoph Garth", "Xavier Tricoche", "Tobias Salzbrunn", "Tom Bobach", "Gerik Scheuermann" ]	[]	[]	[]
EuroVis	2,004	Techniques for Visualizing Multi-Valued Flow Data	10.2312/VisSym/VisSym04/165-172	In this paper we discuss several techniques to display multiple scalar distributions within an image depicting a 2D flow field. We first address how internal contrast and mean luminance can effectively be used to represent a scalar distribution in addition to an underlying flow field. Secondly, we expand upon a current...	false	false	[ "Timothy Urness", "Victoria Interrante", "Ellen Longmire", "Ivan Marusic", "Bharathram Ganapathisubramani" ]	[]	[]	[]
EuroVis	2,004	Texture-Based Flow Visualization on Isosurfaces	10.2312/VisSym/VisSym04/085-090	Isosurfacing, by itself, is a common visualization technique for investigating 3D vector fields. Applying texturebased flow visualization techniques to isosurfaces provides engineers with even more insight into the characteristics of 3D vector fields. We apply a method for producing dense, texture-based representations...	false	false	[ "Robert S. Laramee", "Jürgen Schneider", "Helwig Hauser" ]	[]	[]	[]
EuroVis	2,004	TimeHistograms for Large, Time-Dependent Data	10.2312/VisSym/VisSym04/045-054	Histograms are a very useful tool for data analysis, because they show the distribution of values over a data dimension. Many data sets in engineering (like computational fluid dynamics, CFD), however, are time-dependent. While standard histograms can certainly show such data sets, they do not account for the special r...	false	false	[ "Robert Kosara", "Fabian Bendix", "Helwig Hauser" ]	[]	[]	[]
EuroVis	2,004	Visual Component Analysis	10.2312/VisSym/VisSym04/129-136	We propose to integrate information visualization techniques with factor analysis. Specifically, a principal direction derived from a principal component analysis (PCA) of the data is displayed together with the data in a scatterplot matrix. The direction can be adjusted to coincide with visual trends in the data. Proj...	false	false	[ "Wolfgang Müller 0004", "Marc Alexa" ]	[]	[]	[]
EuroVis	2,004	Visual Triangulation of Network-Based Phylogenetic Trees	10.2312/VisSym/VisSym04/075-084	Phylogenetic trees are built by examining differences in the biological traits of a set of species. An example of such a trait is a biological network such as a metabolic pathway, common to all species but with subtle differences in each. Phylogenetic trees of metabolic pathways represent multiple aspects of similarity...	false	false	[ "Ulrik Brandes", "Tim Dwyer", "Falk Schreiber" ]	[]	[]	[]
EuroVis	2,004	Visualization For Public-Resource Climate Modeling	10.2312/VisSym/VisSym04/103-108	Climateprediction.net aims to harness the spare CPU cycles of a million individual users' PCs to run a massive ensemble of climate simulations using an up-to-date, full-scale 3D atmosphere-ocean climate model. Although it has many similarities with other public-resource computing projects, it is distinguished by the co...	false	false	[ "J. P. R. B. Walton", "D. Frame", "D. A. Stainforth" ]	[]	[]	[]
EuroVis	2,004	Visualization of anatomic tree structures with convolution surfaces	10.2312/VisSym/VisSym04/311-320	We present a method for visualizing anatomic tree structures, such as vasculature and bronchial trees based on clinical CT- or MR data. The vessel skeleton as well as the diameter information per voxel serve as input. Our method adheres to these data, while producing smooth transitions at branchings and closed, rounded...	false	false	[ "Steffen Oeltze", "Bernhard Preim" ]	[]	[]	[]
EuroVis	2,004	Visualization of Cardio-CT Data on Standard PC Hardware	10.2312/VisSym/VisSym04/243-248	In the last years, texture based volume rendering on the PC platform has proven very successful. Many methods that could formerly only be done with software renderers can now be done completely by the graphics hardware. In this paper we present first results of our ongoing work that deals with the visualization of time...	false	false	[ "Michael Bauer 0002" ]	[]	[]	[]
EuroVis	2,004	Visualizing Organisms with Hydraulic Body Parts: A Case Study in Integrating Simulation and Visualization Models	10.2312/VisSym/VisSym04/097-102	The physical structure of organisms can be modelled as a set of coupled hydraulic entities. The hydropneumatic biosimulation is a methodology that is able to simulate the behavior (like movements) of such organisms on the physical level in a biological correct way. Hydropneumatic simulation heavily relies on visualisat...	false	false	[ "T. Breiner", "Ralf Dörner", "Christian Seiler", "M. Gudo" ]	[]	[]	[]
EuroVis	2,004	Volume Visualization and Visual Queries for Large High-Dimensional Datasets	10.2312/VisSym/VisSym04/255-260	We propose a flexible approach for the visualization of large, high-dimensional datasets. The raw, highdimensional data is mapped into an abstract 3D distance space using the FastMap algorithm, which helps, together with other linear preprocessing steps, to make changes to the resulting 3D representation within a few s...	false	false	[ "Guido Reina", "Thomas Ertl" ]	[]	[]	[]
CHI	2,004	A social proxy for distributed tasks: design and evaluation of a working prototype	10.1145/985692.985763	This paper describes an approach to managing tasks and processes that are distributed across a large number of people. The basic idea is to use a social visualization called a task proxy to create a shared awareness amongst the participants in a task or process. The process awareness provided by the task proxy enables ...	false	false	[ "Thomas Erickson", "Wei Huang", "Catalina Danis", "Wendy A. Kellogg" ]	[]	[]	[]
CHI	2,004	Connecting time-oriented data and information to a coherent interactive visualization	10.1145/985692.985706	In modern intensive care units (ICUs), the medical staff has to monitor a huge amount of high-dimensional and time-oriented data, which needs to be visualized user- and task-specifically to ease diagnosis and treatment planning. Available visual representations, like diagrams or charts neglect the implicit information ...	false	false	[ "Ragnar Bade", "Stefan Schlechtweg", "Silvia Miksch" ]	[]	[]	[]
CHI	2,004	Feeling bumps and holes without a haptic interface: the perception of pseudo-haptic textures	10.1145/985692.985723	We present a new interaction technique to simulate textures in desktop applications without a haptic interface. The proposed technique consists in modifying the motion of the cursor on the computer screen - i.e. the Control/Display ratio. Assuming that the image displayed on the screen corresponds to a top view of the ...	false	false	[ "Anatole Lécuyer", "Jean-Marie Burkhardt", "Laurent Étienne" ]	[]	[]	[]
CHI	2,004	Studying cooperation and conflict between authors with history flow visualizations	10.1145/985692.985765	The Internet has fostered an unconventional and powerful style of collaboration: "wiki" web sites, where every visitor has the power to become an editor. In this paper we investigate the dynamics of Wikipedia, a prominent, thriving wiki. We make three contributions. First, we introduce a new exploratory data analysis t...	false	false	[ "Fernanda B. Viégas", "Martin Wattenberg", "Kushal Dave" ]	[]	[]	[]
Vis	2,003	3D IBFV: hardware-accelerated 3D flow visualization	10.1109/VISUAL.2003.1250377	We present a hardware-accelerated method for visualizing 3D flow fields. The method is based on insertion, advection, and decay of dye. To this aim, we extend the texture-based IBFV technique presented by van Wijk (2001) for 2D flow visualization in two main directions. First, we decompose the 3D flow visualization pro...	false	false	[ "Alexandru C. Telea", "Jarke J. van Wijk" ]	[]	[]	[]
Vis	2,003	A constraint-based technique for haptic volume exploration	10.1109/VISUAL.2003.1250381	We present a haptic rendering technique that uses directional constraints to facilitate enhanced exploration modes for volumetric datasets. The algorithm restricts user motion in certain directions by incrementally moving a proxy point along the axes of a local reference frame. Reaction forces are generated by a spring...	false	false	[ "Milan Ikits", "J. Dean Brederson", "Charles D. Hansen", "Christopher R. Johnson 0001" ]	[]	[]	[]
Vis	2,003	A framework for sample-based rendering with O-buffers	10.1109/VISUAL.2003.1250405	We present an innovative modeling and rendering primitive, called the O-buffer, for sample-based graphics, such as images, volumes and points. The 2D or 3D O-buffer is in essence a conventional image or a volume, respectively, except that samples are not restricted to a regular grid. A sample position in the O-buffer i...	false	false	[ "Huamin Qu", "Arie E. Kaufman", "Ran Shao", "Ankush Kumar" ]	[]	[]	[]
Vis	2,003	A frequency-sensitive point hierarchy for images and volumes	10.1109/VISUAL.2003.1250403	This paper introduces a method for converting an image or volume sampled on a regular grid into a space-efficient irregular point hierarchy. The conversion process retains the original frequency characteristics of the dataset by matching the spatial distribution of sample points with the required frequency. To achieve ...	false	false	[ "Tomihisa Welsh", "Klaus Mueller 0001" ]	[]	[]	[]
Vis	2,003	A multi-resolution data structure for two-dimensional Morse-Smale functions	10.1109/VISUAL.2003.1250365	We combine topological and geometric methods to construct a multi-resolution data structure for functions over two-dimensional domains. Starting with the Morse-Smale complex, we construct a topological hierarchy by progressively canceling critical points in pairs. Concurrently, we create a geometric hierarchy by adapti...	false	false	[ "Peer-Timo Bremer", "Herbert Edelsbrunner", "Bernd Hamann", "Valerio Pascucci" ]	[]	[]	[]
Vis	2,003	A novel interface for higher-dimensional classification of volume data	10.1109/VISUAL.2003.1250413	In the traditional volume visualization paradigm, the user specifies a transfer function that assigns each scalar value to a color and opacity by defining an opacity and a color map function. The transfer function has two limitations. First, the user must define curves based on histogram and value rather than seeing an...	false	false	[ "Fan-Yin Tzeng", "Eric B. Lum", "Kwan-Liu Ma" ]	[]	[]	[]

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