?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F737%2F&rft.title=Robust+Multi-Frequency+GPR+Microwave+Imaging+through+Multi-Scaling+Particle+Swarm+Optimization&rft.creator=Salucci%2C+M.&rft.creator=Poli%2C+L.&rft.creator=Anselmi%2C+N.&rft.creator=Massa%2C+A.&rft.subject=A+WC+Next+Generation+Wireless+Communications&rft.subject=M+EA+Evolutionary+Algorithms&rft.description=In+this+work%2C+an+innovative+GPR+microwave+imaging+technique+is+proposed+for+solving+the+subsurface+inverse+scattering+problem+in+a+multi-frequency+(MF)+framework.+The+proposed+technique+exploits+a+stochastic+optimizer+based+on+particle+swarm+optimization+(PSO)+in+order+to+effectively+deal+with+the+minimization+of+the+MF+cost+function+without+being+trapped+into+false+solutions.+Moreover%2C+the+iterative+multi-scaling+approach+(IMSA)+is+exploited+in+order+to+achieve+higher+resolutions+within+the+identified+regions+of+interest.+Some+numerical+results+are+shown%2C+carefully+selected+from+an+extensive+validation+of+the+method%2C+in+order+to+assess+its+performance+when+dealing+with+the+retrieval+of+buried+objects+under+several+noise+levels.+More+precisely%2C+a+variation+of+the+number+of+measurement+points+placed+above+the+interface+to+collect+the+scattered+radargram+is+considered%2C+in+order+to+investigate+the+robustness+of+the+developed+method%2C+as+well+as+to+compare+it+to+a+deterministic+implementation+within+the+same+solution++framework.&rft.publisher=University+of+Trento&rft.date=2017&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F737%2F1%2FRobust%2520Multi%25E2%2580%2590Frequency%2520GPR%2520Microwave%2520Imaging%2520through%2520Multi%25E2%2580%2590ScalinG%2520Particle%2520Swarm%2520Optimization.pdf&rft.identifier=++Salucci%2C+M.+and+Poli%2C+L.+and+Anselmi%2C+N.+and+Massa%2C+A.++(2017)+Robust+Multi-Frequency+GPR+Microwave+Imaging+through+Multi-Scaling+Particle+Swarm+Optimization.++Technical+Report.+University+of+Trento.+++++