Sciweavers

48 search results - page 5 / 10
» USA-Smart: Improving the Quality of Plans in Answer Set Plan...
Sort
View
CSCW
2008
ACM
13 years 9 months ago
Harnessing the wisdom of crowds in wikipedia: quality through coordination
Wikipedia's success is often attributed to involving large numbers of contributors who improve the accuracy, completeness and clarity of articles while reducing bias. However...
Aniket Kittur, Robert E. Kraut
ICASSP
2011
IEEE
12 years 11 months ago
Pricing game and evolution dynamics for mobile video streaming
The recent developments of smart mobile phones and 3G networks enable users to enjoy video programs by subscribing to data plans. Due to phone-to-phone communication technologies ...
Wan-Yi Sabrina Lin, K. J. Ray Liu
NDQA
2003
156views Education» more  NDQA 2003»
13 years 8 months ago
Toward a Question Answering Roadmap
Growth in government investment, academic research, and commercial question answering (QA) systems is motivating a need for increased planning and coordination. The internationali...
Mark T. Maybury
VLDB
2001
ACM
114views Database» more  VLDB 2001»
13 years 12 months ago
Distinct Sampling for Highly-Accurate Answers to Distinct Values Queries and Event Reports
Estimating the number of distinct values is a wellstudied problem, due to its frequent occurrence in queries and its importance in selecting good query plans. Previous work has sh...
Phillip B. Gibbons
ICDE
2011
IEEE
262views Database» more  ICDE 2011»
12 years 11 months ago
Memory-constrained aggregate computation over data streams
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
K. V. M. Naidu, Rajeev Rastogi, Scott Satkin, Anan...