简介:3-Dseismicmodelingcanbeusedtostudythepropagationofseismicwaveexactlyanditisalsoatoolof3-Dseismicdataprocessingandinterpretation.Inthispaperthearbitrarydifferenceandpreciseintegrationareusedtosolveseismicwaveequation,whichmeansdifferenceschemeforspacedomainandanalyticintegrationfortimedomain.Boththeprincipleandalgorithmofthismethodareintroducedinthepaper.Basedonthetheory,thenumericalexamplesprovethatthishybridmethodcanleadtohigheraccuracythanthetraditionalfinitedifferencemethodandthesolutionisveryclosetotheexactone.Alsotheseismicmodelingexamplesshowthegoodperformanceofthismethodeveninthecaseofcomplexsurfaceconditionsandcomplicatedstructures.