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152
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ISR
2010
15 years 1 months ago
2010
Information goods vendors offer different pricing schemes such as per user pricing and site licensing. Why do competing sellers adopt different pricing schemes for the same inform...
175
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JIIS
2010
15 years 1 months ago
2010
The discovery of frequent patterns is a famous problem in data mining. While plenty of algorithms have been proposed during the last decade, only a few contributions have tried to ...
167
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JMLR
2010
15 years 1 months ago
2010
Analysis of causal effects between continuous-valued variables typically uses either autoregressive models or structural equation models with instantaneous effects. Estimation of ...
145
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
—In this paper we investigate the local probability density function (pdf) of natural signals in sparse domains. The statistical properties of natural signals are characterized m...
130
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
When codeword frequency meets geographical location in landmark search applications, is it still discriminative for the search procedure? In this paper, we give a systematic inves...