?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F527%2F&rft.title=Microwave+Imaging+from+Amplitude-Only+Data%E2%80%93Advantages+and+Open+Problems+of+a+Two-Step+Multi-resolution+Strategy&rft.creator=Massa%2C+Andrea&rft.creator=ELEDIA%2C+Laboratory&rft.subject=TU+Technical+Reports+and+Publications&rft.description=In+this+report%2C+a+two+step+strategy+for+the+inversion+of+amplitude-only+data+in+microwave+imaging+applications+is+analyzed.+At+the+first+step+of+the+proposed+method%2C+the+illuminating+source+is+synthesized+according+to+a+line+sources+model+in+order+to+compute+the+incident+field+in+the+investigation+domain+starting+from+the+values+available+in+the+measurement+domain.+The+second+step+is+aimed+at+reconstructing+the+profile+of+the+objects+under+test+thanks+to+the+iterative+multi-scaling+approach+integrated+with+the+Particle+Swarm+Optimizer%2C+an+effective+evolutionary+minimization+technique.+The+reconstruction+accuracy+of+the+proposed+phaseless+retrieval+strategy+is+analyzed+using+synthetic+data+concerned+with+a+multiple+scatterer+configuration+and+successively+further+assessed+inverting+experimental+data&rft.date=2008-11&rft.type=Technical+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F527%2F1%2FDISI-08-073.pdf&rft.identifier=++Massa%2C+Andrea+and+ELEDIA%2C+Laboratory++(2008)+Microwave+Imaging+from+Amplitude-Only+Data%E2%80%93Advantages+and+Open+Problems+of+a+Two-Step+Multi-resolution+Strategy.++%5BTechnical+Report%5D++++(Unpublished)++