5489 search results - page 1016 / 1098 » Evaluating evaluation measure stability |
187
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KDD
2009
ACM
16 years 7 months ago
2009
ACM
Online forums represent one type of social media that is particularly rich for studying human behavior in information seeking and diffusing. The way users join communities is a re...
182
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MOBISYS
2009
ACM
16 years 7 months ago
2009
ACM
To ensure sustainable operations of wireless sensor systems, environmental energy harvesting has been regarded as the right solution for long-term applications. In energy-dynamic ...
212
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MOBISYS
2009
ACM
16 years 7 months ago
2009
ACM
Top end mobile phones include a number of specialized (e.g., accelerometer, compass, GPS) and general purpose sensors (e.g., microphone, camera) that enable new people-centric sen...
191
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MOBIHOC
2009
ACM
16 years 7 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
168
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KDD
2008
ACM
16 years 6 months ago
2008
ACM
This paper addresses the repeated acquisition of labels for data items when the labeling is imperfect. We examine the improvement (or lack thereof) in data quality via repeated la...