664 search results - page 48 / 133 » Adaptive Selectivity Estimation Using Query Feedback |
CN
2007
14 years 11 months ago
2007
In this paper we develop a model for random walk-based search mechanisms in unstructured P2P networks. This model is used to obtain analytical expressions for the performance metr...
VLDB
1997
ACM
15 years 4 months ago
1997
ACM
Efficient user-adaptable similarity search more and more increases in its importance for multimedia and spatial database systems. As a general similarity model for multi-dimension...
ICMCS
2008
IEEE
15 years 6 months ago
2008
IEEE
This paper presents an effective fuzzy long-term semantic learning method for relevance feedback-based image retrieval. The proposed system uses a statistical correlationbased met...
AMR
2003
Springer
15 years 5 months ago
2003
Springer
In this paper we present NewsFlash, an adaptive search system that assists a searcher to efficiently search a library of stored TV news reports. The system automatically summarises...
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KDD
2009
ACM
16 years 11 days ago
2009
ACM
Many scalable data mining tasks rely on active learning to provide the most useful accurately labeled instances. However, what if there are multiple labeling sources (`oracles...