641 search results - page 66 / 129 » Temporal Queries in OLAP |
147
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GIS
2002
ACM
15 years 3 months ago
2002
ACM
This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...
178
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PERCOM
2006
ACM
16 years 3 months ago
2006
ACM
In this paper, we design and evaluate an energy efficient data retrieval architecture for continuous aggregate queries in wireless sensor networks. We show how the modification of...
116
Voted
ICMCS
2005
IEEE
15 years 9 months ago
2005
IEEE
This paper describes an audio retrieval system,Quebex,that works on raw audio data. The system is able to retrieve songs that are rhythmically and timbrewise similar from a databa...
122
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BIOSTEC
2008
15 years 5 months ago
2008
Clinical trial protocols include schedule of clinical trial activities such as clinical tests, procedures, and medications. The schedule specifies temporal constraints on the seque...
117
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WSDM
2009
ACM
15 years 11 months ago
2009
ACM
Temporal expressions, such as between 1992 and 2000, are frequent across many kinds of documents. Text retrieval, though, treats them as common terms, thus ignoring their inherent...