Sciweavers

2889 search results - page 172 / 578
» An empirical study of
Sort
View
CSCW
2004
ACM
15 years 12 months ago
Action as language in a shared visual space
A shared visual workspace allows multiple people to see similar views of objects and environments. Prior empirical literature demonstrates that visual information helps collaborat...
Darren Gergle, Robert E. Kraut, Susan R. Fussell
ICSE
1998
IEEE-ACM
15 years 10 months ago
Modeling and Analysis of a Virtual Reality System with Time Petri Nets
The design, implementation, and testing of virtual environments is complicated by the concurrency and realtime features of these systems. Therefore, the development of formal meth...
Rajesh Mascarenhas, Dinkar Karumuri, Ugo A. Buy, R...
CHI
2007
ACM
15 years 10 months ago
Presence and engagement in an interactive drama
In this paper we present the results of a qualitative, empirical study exploring the impact of immersive technologies on presence and engagement, using the interactive drama Fa
Steven Dow, Manish Mehta, Ellie Harmon, Blair MacI...
CSCW
2008
ACM
15 years 8 months ago
Articulations of wikiwork: uncovering valued work in wikipedia through barnstars
Successful online communities have complex cooperative arrangements, articulations of work, and integration practices. They require technical infrastructure to support a broad div...
Travis Kriplean, Ivan Beschastnikh, David W. McDon...
ACL
2008
15 years 8 months ago
Robustness and Generalization of Role Sets: PropBank vs. VerbNet
This paper presents an empirical study on the robustness and generalization of two alternative role sets for semantic role labeling: PropBank numbered roles and VerbNet thematic r...
Beñat Zapirain, Eneko Agirre, Lluís ...