450 search results - page 45 / 90 » Concept indexing |
CORR
2008
Springer
14 years 10 months ago
2008
Springer
We propose a series of methods to represent the evolution of a field of science at different levels: namely micro, meso and macro levels. We use a previously introduced asymmetric...
ADBIS
2000
Springer
15 years 2 months ago
2000
Springer
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
ACSW
2007
14 years 11 months ago
2007
The automatic conversion of free text into a medical ontology can allow computational access to important information currently locked within clinical notes and patient reports. T...
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MM
2006
ACM
15 years 3 months ago
2006
ACM
In many image retrieval applications, the mapping between highlevel semantic concept and low-level features is obtained through a learning process. Traditional approaches often as...
VIS
2004
IEEE
15 years 11 months ago
2004
IEEE
In this paper, we present an approach for monitoring the positions of vector field singularities in time-dependent datasets. The concept of singularity index is discussed and exte...