30423.geosat高度計(jì)數(shù)據(jù)處理與南海重力異常反演精度評(píng)價(jià)

1、中國石油大學(xué)（華東）碩士學(xué)位論文Geosat高度計(jì)數(shù)據(jù)處理與南海重力異常反演精度評(píng)價(jià)姓名：褚坤申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：信息與通信工程指導(dǎo)教師：戴永壽張杰20100501GeosatAltimeterDataProcessingandAccuracyAssessmentontheInversionofGravityAnomaliesintheSouthSeaChuKun(InformationandCommunicationEnginee

2、ring)DirectedbyProfessorDaiYongshouResearcherZhangJieAbstractThesatellitealtimetrytechniquehasveryimportantmeaningsforobservingallweatherduplicativeandaccuratemarineinformationintheworldwideUsinghi加precisionobservationso

3、finversinggravityanomalyisoneofimportantchannelstoobtainmarinegravityanomalyTheaccuracyofobservedvaluesandtheaccuracyassessmentofinversinggravityanomalyaffectdirectlythedeterminationofhighprecisionthemarinegravityanomali

4、esFocusingontheshortcomingsofcomplexityincurrentcrossoveradjustmentprocessandimperfectoferrormodels，theerrormodelhasbeenimprovedinthecrossoveradjustmentmethodinthisthesisThiserrormodelisconsideringtheradialorbiterrorwhil

5、etakingavarietyofcompositeeffectsproducedbytheinterruptionofsystematicerrorsintoaccountItincludesnotonlythelinearpartoftheerrorbutalsotheperiodicalpartofitAtthesametime，accordingtothedifferentdatapointsoneachtracktheerro

6、rmodelofdifferentparametersischosenandcrossoveradjustmentisdonebytheuseofconditionaladjustmentTheresultsshowthatthecalculationprocessofthismethodissimplewithoutrankdeficient，andtheaccuracyoftheadjustmentissimilarwithther

7、esultsobtainedfromtraditionalmethodsItimprovesthestabilityandreliabilityoftheresultsItcallbeseenthatconditionaladjustmentbasedonimprovingerrormodelsismorepracticalAtpresent，accuracyassessmentontheinversionofgravityanomal

8、ieswiththeboattestdataisjusttosuggesttherootmeansquareerrorsimplywithoutconsideringthecharacteristicsofgravityanomalydistributionInordertogetmoredetailedassessmentoninversionprecisionofgravityanomaliesinsomeregionsofSout