Sciweavers

1000 search results - page 62 / 200
» Provenance for Aggregate Queries
Sort
View
PREMI
2011
Springer
14 years 6 months ago
Finding Potential Seeds through Rank Aggregation of Web Searches
This paper presents a potential seed selection algorithm for web crawlers using a gain - share scoring approach. Initially we consider a set of arbitrarily chosen tourism queries. ...
Rajendra Prasath, Pinar Öztürk
143
Voted
ICDE
2012
IEEE
228views Database» more  ICDE 2012»
13 years 5 months ago
A General Method for Estimating Correlated Aggregates over a Data Stream
—On a stream of two dimensional data items (x, y) where x is an item identifier, and y is a numerical attribute, a correlated aggregate query requires us to first apply a selec...
Srikanta Tirthapura, David P. Woodruff
TKDE
2008
234views more  TKDE 2008»
15 years 3 months ago
Probabilistic Group Nearest Neighbor Queries in Uncertain Databases
The importance of query processing over uncertain data has recently arisen due to its wide usage in many real-world applications. In the context of uncertain databases, previous wo...
Xiang Lian, Lei Chen 0002
EDBT
2004
ACM
174views Database» more  EDBT 2004»
16 years 3 months ago
Processing Data-Stream Join Aggregates Using Skimmed Sketches
There is a growing interest in on-line algorithms for analyzing and querying data streams, that examine each stream element only once and have at their disposal, only a limited amo...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
103
Voted
INTERSPEECH
2010
14 years 10 months ago
Say what? why users choose to speak their web queries
The context in which a speech-driven application is used (or conversely not used) can be an important signal for recognition engines, and for spoken interface design. Using large-...
Maryam Kamvar, Doug Beeferman