?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F33%2F&rft.title=Uncertainty+of+flow+in+porous+media&rft.creator=Aitchison%2C+Joyce&rft.creator=Cummings%2C+Linda&rft.creator=Richardson%2C+Giles&rft.creator=Rougier%2C+Jonathan&rft.subject=Energy+and+utilities&rft.subject=Materials&rft.description=The+problem+posed+to+the+Study+Group+was%2C+in+essence%2C+how+to+estimate+the+probability+distribution+of+f(x)+from+the+probability+distribution+of+x.+Here+x+is+a+large+vector+and+f+is+a+complicated+function+which+can+be+expensive+to+evaluate.+For+Schlumberger's+applications+f+is+a+computer+simulator+of+a+hydrocarbon+reservoir%2C+and+x+is+a+description+of+the+geology+of+the+reservoir%2C+which+is+uncertain.&rft.date=2005-01-14&rft.type=Study+Group+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F33%2F1%2FUncertainPorousFlow.pdf&rft.identifier=++Aitchison%2C+Joyce+and+Cummings%2C+Linda+and+Richardson%2C+Giles+and+Rougier%2C+Jonathan++(2005)+Uncertainty+of+flow+in+porous+media.++%5BStudy+Group+Report%5D+++++&rft.relation=http%3A%2F%2Fwww.smithinst.ac.uk%2FProjects%2FESGI49%2FESGI49-Schlumberger%2FReport%2FUncertainPorousFlow.pdf