257 search results - page 27 / 52 » Learning Unions of Tree Patterns Using Queries |
ADC
2008
Springer
14 years 11 months ago
2008
Springer
In order to find all occurrences of a tree/twig pattern in an XML database, a number of holistic twig join algorithms have been proposed. However, most of these algorithms focus o...
100
click to vote
SIGIR
2008
ACM
14 years 9 months ago
2008
ACM
This work presents the use of click graphs in improving query intent classifiers, which are critical if vertical search and general-purpose search services are to be offered in a ...
PODS
2005
ACM
15 years 9 months ago
2005
ACM
MSO logic on unranked trees has been identified as a convenient theoretical framework for reasoning about expressiveness and implementations of practical XML query languages. As a...
MM
2004
ACM
15 years 3 months ago
2004
ACM
It has been established that active learning is effective for learning complex, subjective query concepts for image retrieval. However, active learning has been applied in a conc...
ICIAP
2005
ACM
15 years 9 months ago
2005
ACM
As the accuracy of conventional classifiers, based only on a static partitioning of feature space, appears to be approaching a limit, it may be useful to consider alternative appro...