?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F467%2F&rft.title=An+Improved+Excitation+Matching+Method+based+on+an+Ant+Colony+Optimization+for+Suboptimal-Free+Clustering+in+Sum-Difference+Compromise+Synthesis&rft.creator=Rocca%2C+Paolo&rft.creator=Manica%2C+Luca&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=Dealing+with+an+excitation+matching+method%2C+this+paper+presents+a+global+optimization+strategy+for+the+optimal+clustering+in+sum-difference+compromise+linear+arrays.+Starting+from+a+combinatorial+formulation+of+the+problem+at+hand%2C+the+proposed+technique+is+aimed+at+determining+the+sub-array+configuration+expressed+as+the+optimal+path+inside+a+directed+acyclic+graph+structure+modelling+the+solution+space.+Towards+this+end%2C+an+ant+colony+metaheuristic+is+used+to+benefit+of+its+hill-climbing+properties+in+dealing+with+the+non-convexity+of+the+sub-arraying+as+well+as+in+managing+graph+searches.+A+selected+set+of+numerical+experiments+are+reported+to+assess+the+efficiency+and+current+limitations+of+the+ant-based+strategy+also+in+comparison+with+previous+local+combinatorial+search+methods.+(c)+2009+IEEE.+Personal+use+of+this+material+is+permitted.+Permission+from+IEEE+must+be+obtained+for+all+other+users%2C+including+reprinting%2F+republishing+this+material+for+advertising+or+promotional+purposes%2C+creating+new+collective+works+for+resale+or+redistribution+to+servers+or+lists%2C+or+reuse+of+any+copyrighted+components+of+this+work+in+other+works.&rft.date=2009-08&rft.type=Technical+Report&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F467%2F1%2FDISI-11-026.R171.pdf&rft.identifier=++Rocca%2C+Paolo+and+Manica%2C+Luca+and+Massa%2C+Andrea++(2009)+An+Improved+Excitation+Matching+Method+based+on+an+Ant+Colony+Optimization+for+Suboptimal-Free+Clustering+in+Sum-Difference+Compromise+Synthesis.++%5BTechnical+Report%5D+++++