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Toward a Statistical Knowledge Network (2004)
(2005)
Statistics support planning and decision making and enormous efforts are made to collect data and produce statistics at all levels of governance. An important principle of democratic societies is that government statistics ...
Understanding Clusters in Multidimensional Spaces: Making Meaning by Combining Insights from Coordinated Views of Domain Knowledge (2004)
(2005)
Cluster analysis of multidimensional data is widely used in many research areas including financial, economical, sociological, and biological analyses. Finding natural subclasses in a data set not only reveals interesting ...
Social and Psychological Influences on Computer User Frustration (Newhagen book chapter, 2002)
(2005)
As computer usage has proliferated, so has user frustration. Even devoted and knowledgeable users encounter annoying delays, incomprehensible messages, incompatible files, and indecipherable menus. The frustration generated ...
Coordinating Overviews and Detail Views of WWW Log Data (2000)
(2005)
Web server log analysis tools provide site operators with useful information regarding the visitors to their sites. Unfortunately, the utility of these tools is often limited by the use of aggregate summaries that hide the ...
Categorized Graphical Overviews for Web Search Results: An Exploratory Study using U.S. Government Agencies as a Meaningful and Stable Structure (2004)
(2005)
Search engines are very effective at generating long lists of results that are highly relevant to user-provided query terms . But the lack of effective overviews presents challenges to users who seek to understand these ...
Generating and Querying Semantic Web Environments for Photo Libraries (2005)
(2005)
Online photo libraries require a method to efficiently search a collection of photographs, and retrieve photos with similar attributes. Our motivation was to incorporate an existing collection of over 250 photographs of ...
A Rank-by-Feature Framework for Interactive Exploration of Multidimensional Data (2004)
(2005)
Interactive exploration of multidimensional data sets is challenging because: (1) it is difficult to comprehend patterns in more than three dimensions, and (2) current systems often are a patchwork of graphical and statistical ...
MediaFinder: An Interface for Dynamic Personal Media Management with Semantic Regions (2003)
(2005)
Computer users deal with large amounts of personal media often face problems in managing and exploring it. This paper presents Semantic Regions, rectangular regions that enable users to specify their semantics or mental ...
Ordered and Quantum Treemaps: Making Effective Use of 2D Space to Display Hierarchies (2001)
(2005)
Treemaps, a space- filling method of visualizing large hierarchical data sets, are receiving increasing attention. Several algorithms have been proposed to create more useful displays by controlling the aspect ratios of ...
