638 search results - page 87 / 128 » Efficient algorithms for evaluating xpath over streams |
ICDM
2008
IEEE
14 years 3 months ago
2008
IEEE
To cope with concept drift, we paired a stable online learner with a reactive one. A stable learner predicts based on all of its experience, whereas a reactive learner predicts ba...
VIS
2007
IEEE
14 years 10 months ago
2007
IEEE
Pipeline architectures provide a versatile and efficient mechanism for constructing visualizations, and they have been implemented in numerous libraries and applications over the p...
MIR
2005
ACM
14 years 2 months ago
2005
ACM
Concept drifting is an important and challenging research issue in the field of machine learning. This paper mainly addresses the issue of semantic concept drifting in time series...
ISWC
2006
IEEE
14 years 2 months ago
2006
IEEE
We present an approach to activity discovery, the unsupervised identification and modeling of human actions embedded in a larger sensor stream. Activity discovery can be seen as ...
CLEF
2006
Springer
14 years 17 days ago
2006
Springer
We describe the objectives and organization of the CLEF 2006 ad hoc track and discuss the main characteristics of the tasks offered to test monolingual, bilingual, and multilingual...