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» Comparing the Performance of Database Selection Algorithms
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JMLR
2010
118views more  JMLR 2010»
14 years 6 months ago
On Over-fitting in Model Selection and Subsequent Selection Bias in Performance Evaluation
Model selection strategies for machine learning algorithms typically involve the numerical optimisation of an appropriate model selection criterion, often based on an estimator of...
Gavin C. Cawley, Nicola L. C. Talbot
SSD
2001
Springer
111views Database» more  SSD 2001»
15 years 4 months ago
Querying Mobile Objects in Spatio-Temporal Databases
In dynamic spatio-temporal environments where objects may continuously move in space, maintaining consistent information about the location of objects and processing motion-speciï¬...
Kriengkrai Porkaew, Iosif Lazaridis, Sharad Mehrot...
PRL
2006
180views more  PRL 2006»
14 years 11 months ago
MutualBoost learning for selecting Gabor features for face recognition
This paper describes an improved boosting algorithm, the MutualBoost algorithm, and its application in developing a fast and robust Gabor feature based face recognition system. Th...
LinLin Shen, Li Bai
VLDB
1994
ACM
121views Database» more  VLDB 1994»
15 years 3 months ago
The Impact of Global Clustering on Spatial Database Systems
Global clustering has rarely been investigated in the area of spatial database systems although dramatic performance improvements can be achieved by using suitable techniques. In ...
Thomas Brinkhoff, Hans-Peter Kriegel
ICDE
2005
IEEE
118views Database» more  ICDE 2005»
16 years 29 days ago
Bypass Caching: Making Scientific Databases Good Network Citizens
Scientific database federations are geographically distributed and network bound. Thus, they could benefit from proxy caching. However, existing caching techniques are not suitabl...
Tanu Malik, Randal C. Burns, Amitabh Chaudhary