Sciweavers

1764 search results - page 300 / 353
» Information granules and entropy theory in information syste...
Sort
View
WWW
2008
ACM
14 years 8 months ago
Offline matching approximation algorithms in exchange markets
Motivated by several marketplace applications on rapidly growing online social networks, we study the problem of efficient offline matching algorithms for online exchange markets....
Zeinab Abbassi, Laks V. S. Lakshmanan
WWW
2003
ACM
14 years 8 months ago
On labeling schemes for the semantic web
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
Vassilis Christophides, Dimitris Plexousakis, Mich...
CHI
2009
ACM
14 years 8 months ago
Reduced empathizing skills increase challenges for user-centered design
User-Centered Design is surprisingly difficult. One of the biggest issues, certainly for those with no HCI or usability experience, is a lack of appreciation of how users think an...
William Hudson
CHI
2009
ACM
14 years 8 months ago
An intuitive model of perceptual grouping for HCI design
Understanding and exploiting the abilities of the human visual system is an important part of the design of usable user interfaces and information visualizations. Good design enab...
Ruth Rosenholtz, Nathaniel R. Twarog, Nadja Schink...
CHI
2008
ACM
14 years 8 months ago
The cost of interrupted work: more speed and stress
We performed an empirical study to investigate whether the context of interruptions makes a difference. We found that context does not make a difference but surprisingly, people c...
Gloria Mark, Daniela Gudith, Ulrich Klocke