44 search results - page 6 / 9 » Data Organization Issues for Location-Dependent Queries in M... |
JDM
2000
13 years 7 months ago
2000
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...
DBSEC
2003
13 years 8 months ago
2003
With mobile computing and powerful laptops, databases with sensitive data can be physically retrieved by malicious users who can employ techniques that were not previously thought...
DBSEC
2011
12 years 11 months ago
2011
Abstract. With sensors and mobile devices becoming ubiquitous, situation monitoring applications are becoming a reality. Data Stream Management Systems (DSMSs) have been proposed t...
VLDB
2006
ACM
14 years 7 months ago
2006
ACM
Abstract Traditional nearest-neighbor (NN) search is based on two basic indexing approaches: object-based indexing and solution-based indexing. The former is constructed based on t...
CHI
2008
ACM
14 years 7 months ago
2008
ACM
This paper presents a context-aware mobile recommender system, codenamed Magitti. Magitti is unique in that it infers user activity from context and patterns of user behavior and,...