1、UniversityCode：10225RegisterCode：S13789DissertationfortheDegreeofMasterBasedontheestimationofmeasurementfactorsindigitalaerialphotographCandidate：Supervisor：AssociateSupervisor：AcademicDegreeAppliedfor：Speciality：DateofO

2、ralExamination：University：XinZhaoProfLiFengriMasterofAgricultureForestManagementJune，2013NortheastForestryUniversity東北林業(yè)大學碩士學位論文AbstractForestresourcessurveyisanimportantcomponentofforestresourcesmonitoringsystemofChinaa

3、ndHeilongiiangprovinceForestrymappingandplantresourcesmeasurementinuseofaerialphotographsisthemaintaskofplantresourcessurveyColoraerialphotographscouldreflectandrecordthetrulycolororgraynessofforestrycharacterIthadhighre

4、solvingpowerandsteadygoingdeterminedcharacterSoithadveryimportantfunctionintheforestaerialsurveytechnologyHeightandcrownwidthofeachtreefrom64permanentsampleplotsforeightspecies(Pinuskoraiensis，Abiesnephrolepis、Piceakorai

5、ensis，BetulaplatyphyllaSuk，RibbedBirch、Basswood、UlmuspumilaL、AcermonoMaxim)wereextractedbasedonthedataof2008aerialphotographandContinuousForestInventorydatain2009ofLiangshuiNationalNatureReserveinHeilongjiangProvinceThed

6、igitalmappingoftheIGSinVirtuoZoNTsoftwarewasusedtoextractthedatabycombingmethodofinteriororientation，relativeorientation，andabsoluteorientationtogeneratestereopairsThepredictionaccuracywasanalyzedbetweentheestimateddataa

7、ndobserveddatafortreeheightandcrownwidthTheresultsshowedthattheestimatedaccuracyoftreeheightandcrownwidthwasrelativehigherforapplication，theaverageaccuracyoftreeheightwas7476％andthecrownwas8016％Basedontheestimateddataand

8、therelationshipbetweentreeheightandcrownwidthwithtreevolume，theone—wayandtwo—wayvolumetableofaerialphotographsforthreeconiferspeciesweredevelopedThecorrelationcoefficientsbetweentreeheight，crownwidthandvolumeforeightspec