?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F428%2F&rft.title=Percolation-Based+Approaches+For+Ray-Optical+Propagation+in+Inhomogeneous+Random+Distribution+of+Discrete+Scatterers&rft.creator=Martini%2C+Anna&rft.creator=Franceschetti%2C+Massimo&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=We+address+the+problem+of+optical+ray+propagation+in+an+inhomogeneous+half-plane+lattice%2C+where+each+cell+can+be+occupied+according+to+a+known+one-dimensional+obstacles+density+distribution.+A+monochromatic+plane+wave+impinges+on+the+random+grid+with+a+known+angle+and+undergoes+specular+reflections+on+the+occupied+cells.+We+present+two+different+approaches+for+evaluating+the+propagation+depth+inside+the+lattice.+The+former+is+based+on+the+theory+of+the+Martingale+random+processes%2C+while+in+the+latter+ray+propagation+is+modelled+in+terms+of+a+Markov+chain.+A+numerical+validation+assesses+the+proposed+solutions%2C+while+validation+through+experimental+data+shows+that+the+percolation+model%2C+in+spite+of+its+simplicity%2C+can+be+applied+to+model+real+propagation+problems.&rft.date=2011-01&rft.type=Technical+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F428%2F1%2FDISI-11-241.C124.pdf&rft.identifier=++Martini%2C+Anna+and+Franceschetti%2C+Massimo+and+Massa%2C+Andrea++(2011)+Percolation-Based+Approaches+For+Ray-Optical+Propagation+in+Inhomogeneous+Random+Distribution+of+Discrete+Scatterers.++%5BTechnical+Report%5D+++++