96 search results - page 12 / 20 » PTIME Queries Revisited |
WADS
2005
Springer
14 years 1 months ago
2005
Springer
Spatial databases support a variety of geometric queries on point data such as range searches, nearest neighbor searches, etc. Balanced Aspect Ratio (BAR) trees are hierarchical sp...
ECIR
2007
Springer
13 years 9 months ago
2007
Springer
Abstract. This paper presents a series of experiments investigating the effectiveness of query-independent features extracted from retrieved objects to predict relevancy. Features...
CONCUR
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We define a language for Web services contracts as a parallelfree fragment of ccs and we study a natural notion of compliance between clients and services in terms of th...
EWSN
2010
Springer
14 years 4 months ago
2010
Springer
The simplicity and low-overhead of random walks have made them a popular querying mechanism for Wireless Sensor Networks. However, most of the related work is of theoretical nature...
SIGIR
2012
ACM
11 years 10 months ago
2012
ACM
We present a novel interpretation of Clarity [5], a widely used query performance predictor. While Clarity is commonly described as a measure of the “distance” between the lan...