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1、ClickHereforFullArticleAREVIEWONHILBERT-HUANGTRANSFORM:METHODANDITSAPPLICATIONSTOGEOPHYSICALSTUDIES12NordenE.HuangandZhaohuaWuReceived10May2007;accepted22October2007;published6June2008.[1]Dataanalysishasbeenoneofthecoreactivitiesinusedextensivelyingeophysicalresearch.Inthisreview,wescientif
2、icresearch,butlimitedbytheavailabilityofanalysiswillbrieflyintroducethemethod,listsomerecentmethodsinthepast,dataanalysiswasoftenrelegatedtodevelopments,demonstratetheusefulnessofthemethod,dataprocessing.Toaccommodatethevarietyofdatasummarizesomeapplicationsinvariousgeophysicalgeneratedbyno
3、nlinearandnonstationaryprocessesinresearchareas,andfinally,discusstheoutstandingopennature,theanalysismethodwouldhavetobeadaptive.problems.WehopethisreviewwillserveasanintroductionHilbert-Huangtransform,consistingofempiricalmodeofthemethodforthosenewtotheconcepts,aswellasadecompositionandHi
4、lbertspectralanalysis,isanewlysummaryofthepresentfrontiersofitsapplicationsfordevelopedadaptivedataanalysismethod,whichhasbeenexperiencedresearchscientists.Citation:Huang,N.E.,andZ.Wu(2008),AreviewonHilbert-Huangtransform:Methodanditsapplicationstogeophysicalstudies,Rev.Geophys.,46,RG2006,d
5、oi:10.1029/2007RG000228.1.INTRODUCTION[3]Thisispreciselythedilemmaweface:inordernottodeviatefrommathematicalrigor,weareforcedtoliveina[2]Dataaretheonlylinkwehavewiththeunexplainedpseudorealityworld,inwhicheveryprocessiseitherlinearreality;therefore,dataanalysisistheonlywaythroughorstationar
6、yandformostcasesbothlinearandstationary.whichwecanfindouttheunderlyingprocessesofanyTraditionaldataanalysisneedstheseconditionstowork;givenphenomenon.Asthemostimportantgoalofscientificmostofthestatisticalmeasureshavevalidityonlyunderresearchistounderstandnature,dataanalysisisacriticaltheser
7、estrictiveconditions.Forexample,spectralanalysisislinkinthescientificresearchcycleofobservation,analysis,synonymouswithFourier-basedanalysis.AstheFouriersynthesizing,andtheorizing.Becauseofthelimitationsofspectracanonlygivemeaningfulinterpretationtolinea
