Title :
GPR Imaging Using Compressed Measurements
Author :
Gurbuz, Ali Cafer ; McClellan, James H. ; Scott, Waymond R., Jr.
Author_Institution :
Sch. of ECE, Georgia Inst. of Technol., Atlanta, GA
Abstract :
A new data acquisition and imaging method exploiting the sparsity of the target space is presented for ground penetrating radar (GPR) imaging. Sparsity is enforced by solving a convex lscr1 minimization problem which uses a very small number of random measurements. The method can greatly reduce the data acquisition time while producing sparse target space images. Simulation and experimental data results are provided to show that the method has excellent resolution and is robust to noise and random spatial sampling.
Keywords :
data acquisition; geophysical techniques; ground penetrating radar; GPR imaging; compressed measurements; data acquisition; ground penetrating radar; minimization problem; sparsity; Data acquisition; Dictionaries; Ground penetrating radar; Image coding; Image sampling; Noise robustness; Probes; Signal processing algorithms; Space technology; Spatial resolution; GPR; compressive sensing; l1 minimization; sparsity; subsurface imaging;
Conference_Titel :
Geoscience and Remote Sensing Symposium, 2008. IGARSS 2008. IEEE International
Conference_Location :
Boston, MA
Print_ISBN :
978-1-4244-2807-6
Electronic_ISBN :
978-1-4244-2808-3
DOI :
10.1109/IGARSS.2008.4778915