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CORR
2011
Springer
127views Education» more  CORR 2011»
14 years 1 months ago
Generalized Boosting Algorithms for Convex Optimization
Boosting is a popular way to derive powerful learners from simpler hypothesis classes. Following previous work (Mason et al., 1999; Friedman, 2000) on general boosting frameworks,...
Alexander Grubb, J. Andrew Bagnell
CORR
2011
Springer
165views Education» more  CORR 2011»
14 years 1 months ago
Finding Deceptive Opinion Spam by Any Stretch of the Imagination
Consumers increasingly go online to rate, review and research products (Jansen, 2010; Litvin et al., 2008). Consequently, websites containing these reviews are becoming targets of...
Myle Ott, Yejin Choi, Claire Cardie, Jeffrey T. Ha...
HICSS
2011
IEEE
199views Biometrics» more  HICSS 2011»
14 years 1 months ago
Have IS Researchers Lost Bandura's Self-Efficacy Concept? A Discussion of the Definition and Measurement of Computer Self-Effica
There has been something of an academic debate between proponents of two different kinds of computer self-efficacy: general computer self-efficacy ala Compeau and Higgins on the o...
Jennifer L. Claggett, Dale Goodhue
ICASSP
2011
IEEE
14 years 1 months ago
Quadrature approximation properties of the spiral-phase quadrature transform
The notion of the 1-D analytic signal is well understood and has found many applications. At the heart of the analytic signal concept is the Hilbert transform. The problem in exte...
Haricharan Aragonda, Chandra Sekhar Seelamantula
ICASSP
2011
IEEE
14 years 1 months ago
Beating nyquist through correlations: A constrained random demodulator for sampling of sparse bandlimited signals
Technological constraints severely limit the rate at which analog-todigital converters can reliably sample signals. Recently, Tropp et al. proposed an architecture, termed the ran...
Andrew Harms, Waheed U. Bajwa, A. Robert Calderban...