no code implementations • 10 Nov 2022 • Fateme Ghayem, Hanlu Yang, Furkan Kantar, Seung-Jun Kim, Vince D. Calhoun, Tulay Adali
In this paper, we present a new method that leverages ICA and DL for the identification of directly interpretable patterns to discriminate between the HC and Sz groups.
no code implementations • 1 Feb 2022 • Daniel Romero, Seung-Jun Kim
Radio maps characterize quantities of interest in radio communication environments, such as the received signal strength and channel attenuation, at every point of a geographical region.
no code implementations • 8 Dec 2020 • Luis M. Lopez-Ramos, Yves Teganya, Baltasar Beferull-Lozano, Seung-Jun Kim
In this work, apart from adapting the location-free features for the CG maps, a method that can combine both approaches is proposed in a mixture-of-experts framework.
no code implementations • 7 Jun 2016 • Daniel Romero, Seung-Jun Kim, Georgios B. Giannakis, Roberto Lopez-Valcarce
Power spectral density (PSD) maps providing the distribution of RF power across space and frequency are constructed using power measurements collected by a network of low-cost sensors.
no code implementations • 30 Sep 2014 • Swayambhoo Jain, Seung-Jun Kim, Georgios B. Giannakis
Dynamic clustered cooperation, where the sparse equalizer and the cooperation clusters are jointly determined, is solved via alternating minimization based on spectral clustering and group-sparse regression.