Sciweavers

3170 search results - page 53 / 634
» A Model For Information Quality Change
Sort
View
CSCW
1998
ACM
14 years 1 months ago
Using Filtering Agents to Improve Prediction Quality in the GroupLens Research Collaborative Filtering System
Collaborative filtering systems help address information overload by using the opinions of users in a community to make personal recommendations for documents to each user. Many c...
Badrul M. Sarwar, Joseph A. Konstan, Al Borchers, ...
CIT
2007
Springer
14 years 29 days ago
An Aspect Enhanced Method of NFR Modeling in Software Architecture
Existence of crosscutting concerns in software requirements often intensifies complexity of software development. Modeling and analysis of these concerns at software architecture ...
Hamid Bagheri, Seyed-Hassan Mirian-Hosseinabadi, H...
WSDM
2010
ACM
245views Data Mining» more  WSDM 2010»
14 years 6 months ago
Improving Quality of Training Data for Learning to Rank Using Click-Through Data
In information retrieval, relevance of documents with respect to queries is usually judged by humans, and used in evaluation and/or learning of ranking functions. Previous work ha...
Jingfang Xu, Chuanliang Chen, Gu Xu, Hang Li, Elbi...
EGOV
2009
Springer
14 years 3 months ago
A Multiple-Item Scale for Assessing E-Government Service Quality
A critical element in the evolution of e-governmental services is the development of sites that better serve the citizens’ needs. To deliver superior service quality, we must fir...
Xenia Papadomichelaki, Gregoris Mentzas
DIS
2006
Springer
13 years 11 months ago
Change Detection with Kalman Filter and CUSUM
Knowledge discovery systems are constrained by three main limited resources: time, memory and sample size. Sample size is traditionally the dominant limitation, but in many present...
Milton Severo, João Gama