Anti-sparse representation for continuous function by dual atomic norm with application in OFDM

X Shen, Y Gu - 2015 IEEE Global Conference on Signal and …, 2015 - ieeexplore.ieee.org
Anti-sparse representation for continuous functions is a concerning problem in wireless
communication and control systems. In this paper, a dual atomic norm minimization problem …

Off-Grid Frequency Estimation with Random Measurements

X Chen, J Yang, M Sun, J Li - IEICE Transactions on Fundamentals …, 2017 - search.ieice.org
In order to significantly reduce the time and space needed, compressive sensing builds
upon the fundamental assumption of sparsity under a suitable discrete dictionary. However …

Joint wideband source localization and acquisition based on a grid-shift approach

C Tzagkarakis, WB Kleijn… - 2017 IEEE Workshop on …, 2017 - ieeexplore.ieee.org
This paper addresses the problem of joint wideband localization and acquisition of acoustic
sources. The source locations as well as acquisition of the original source signals are …