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HICSS
2011
IEEE
335views Biometrics» more  HICSS 2011»
14 years 3 months ago
Cyberinfrastructure for Secondary Use of EHR Data: SSA's Use of the Nationwide Health Information Network
This study examined the use of the Nationwide Health Information Network as a cyberinfrastructure for secure and interoperable transport of existing clinical data from electronic ...
Sue S. Feldman, Thomas A. Horan
HICSS
2011
IEEE
238views Biometrics» more  HICSS 2011»
14 years 3 months ago
Smoking Behavior and Friendship Formation: The Importance of Time Heterogeneity in Studying Social Network Dynamics
—This study illustrates the importance of assessing and accounting for time heterogeneity in longitudinal social network analysis. We apply the time heterogeneity model selection...
Joshua Alfred Lospinoso, Danielle J. Satchell
ICASSP
2011
IEEE
14 years 3 months ago
Detection diversity of multiantenna spectrum sensors
In the context of spectrum sensing, we investigate the performance of detectors equipped with M antennas (co-located or distributed) under Rayleigh fading, in terms of detection d...
Gonzalo Vazquez-Vilar, Roberto López-Valcar...
ICASSP
2011
IEEE
14 years 3 months ago
Amplitude modulation spectrogram based features for robust speech recognition in noisy and reverberant environments
In this contribution we present a feature extraction method that relies on the modulation-spectral analysis of amplitude fluctuations within sub-bands of the acoustic spectrum by ...
Niko Moritz, Jörn Anemüller, Birger Koll...
ICASSP
2011
IEEE
14 years 3 months ago
Directional descriptors using zernike moment phases for object orientation estimation in underwater sonar images
Conventional methods for rotation angle estimation are not very robust to variations in object shape or intensity. However in real object recognition scenarios like in underwater ...
Naveen Kumar, Adam C. Lammert, Brendan Englot, Fra...