Sciweavers

1626 search results - page 233 / 326
» Spatial-Scene Similarity Queries
Sort
View
SIGMOD
2004
ACM
150views Database» more  SIGMOD 2004»
16 years 5 months ago
When one Sample is not Enough: Improving Text Database Selection Using Shrinkage
Database selection is an important step when searching over large numbers of distributed text databases. The database selection task relies on statistical summaries of the databas...
Panagiotis G. Ipeirotis, Luis Gravano
EDBT
2006
ACM
191views Database» more  EDBT 2006»
16 years 5 months ago
Distributed Spatial Clustering in Sensor Networks
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
Anand Meka, Ambuj K. Singh
WSDM
2009
ACM
115views Data Mining» more  WSDM 2009»
16 years 5 days ago
Discovering and using groups to improve personalized search
Personalized Web search takes advantage of information about an individual to identify the most relevant results for that person. A challenge for personalization lies in collectin...
Jaime Teevan, Meredith Ringel Morris, Steve Bush
133
Voted
DMSN
2009
ACM
15 years 12 months ago
FSort: external sorting on flash-based sensor devices
In long-term deployments of Wireless Sensor Networks, it is often more efficient to store sensor readings locally at each device and transmit those readings to the user only when ...
Panayiotis Andreou, Orestis Spanos, Demetrios Zein...
CICLING
2007
Springer
15 years 11 months ago
Dependency Analysis and CBR to Bridge the Generation Gap in Template-Based NLG
The present paper describes how dependency analysis can be used to automatically extract from a corpus a set of cases - and an accompanying vocabulary - which enable a template-bas...
Virginia Francisco, Raquel Hervás, Pablo Ge...