?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F895%2F&rft.title=Compressive+Sampling+for+Scattering+Data+Collection+in+Microwave+Imaging&rft.creator=OLIVERI%2C+Giacomo&rft.creator=ANSELMI%2C+Nicola&rft.creator=SALUCCI%2C+Marco&rft.creator=POLI%2C+Lorenzo&rft.creator=MASSA%2C+Andrea&rft.subject=A+WC+Next+Generation+Wireless+Communications&rft.subject=M+CS+Compressive+Sensing&rft.description=This+research+focuses+on+designing+microwave+imaging+data+acquisition+systems.+Initially%2C+the+collection+of+scattering+data+is+framed+using+Compressive+Sampling+(CS)%2C+a+technique%0Din+signal+processing+that+allows+accurate+reconstruction+of+signals+from+fewer+samples+than+traditional+methods+like+Nyquist-Shannon.%0DCS+leverages+the+sparsity+of+signals+to+reduce+the+number+of+measurements+required%2C+making+data+acquisition+more+efficient.+The+problem+is+tackled+by+developing+a+novel+incoherence-based+bound+on+the+Restricted+Isometry+Constant+(RIC)+of+the+observation+matrix%2C+which+serves+as+the+mathematical+model+for+the+acquisition+system+and+incorporates+the+physical+characteristics+of+microwave+imaging.%0DNumerical+experiments+are+performed+to+evaluate+the+method%E2%80%99s+effectiveness+in+data+acquisition+and+its+impact+on+CS-based+inversion%2C+in+comparison+to+typical+Nyquist%E2%80%93Shannon+sampling+techniques.&rft.publisher=ELEDIA+Research+Center+-+University+of+Trento&rft.date=2024-09-13&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F895%2F1%2FCompressive_Sampling_for_Scattering_Data_Collection_in_Microwave_Imaging.pdf&rft.identifier=++OLIVERI%2C+Giacomo+and+ANSELMI%2C+Nicola+and+SALUCCI%2C+Marco+and+POLI%2C+Lorenzo+and+MASSA%2C+Andrea++(2024)+Compressive+Sampling+for+Scattering+Data+Collection+in+Microwave+Imaging.++Technical+Report.+ELEDIA+Research+Center+-+University+of+Trento.+++++