共查询到20条相似文献,搜索用时 15 毫秒
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GUO Hang 《地球空间信息科学学报》2000,3(2):47-52
1 IntroductionAttheNiukouyucrustaldeformationstation ,shortdistancelevelingoveradistanceof 2 4miscarriedoutacrossageologicalfaultinordertomon itorfaultmovement.Theultimateaimofthemea surementsistodevelopmethodsfor predictingearthquakes.Niukouyucrustaldefor… 相似文献
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LI Jiancheng JIANG Weiping professor School of Geodesy Geomatics Wuhan University Luoyu Road Wuhan China. 《地球空间信息科学学报》2002,5(3):1-5
1 IntroductionThestudyoflongdistancetransferenceofheightdatumacrossseashaswidelyattractedtheattentionsofthegeode sistsinoceaniccountriesforalongtime .Generally,therearefourmethodsintheheighttransferring :hydrostaticleveling ,dy namicleveling ,GPS/levelinga… 相似文献
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JIN Xinxiang 《地球空间信息科学学报》2000,3(2):65-73,78
1 IntroductionCurrently ,therealreadyexistseveralalgorithmsforthegenerationofdifferentialcorrections,forin stance ,thealgorithmbasedoncarrierfilteredcodeobservations (vanDierendonck ,1 993 ;Landau ,1 993 )andthealgorithmbasedoncodeobservationsandsequentialdiffere… 相似文献
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PresentStatusandPerspectivesofRemoteSensingofVegetationJuhanRos(TartuObservatory,EE2444Toravere,Tartu,Estonia)Duringtherecent... 相似文献
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HU Guorong CUI Weihong 《地球空间信息科学学报》2001,4(1):24-27
1 IntroductionThecombinedGPS/GLONASSoffersmanyad vantagescomparedwithGPS_onlyuseforposition ingapplicationsespeciallyinareaswherethenum berofvisiblesatellitesislimited .TheinclusionoftheGLONASSsignalscanincreasetheaccuracyofpositioningaswellastheavailab… 相似文献
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YU Nenghai WANG Xiaogang LIU Zhengkai ZHANG Rong 《地球空间信息科学学报》2001,4(3):21-28
1 TheconceptoftheintegrationofRSwithGISTheintegrationofremotesensing (RS)withgeo graphicalinformationsystem (GIS)isahotspotingeographicalinformationscience .TheconceptoftheintegrationofRSwithGIS ,intheviewofProf.LiDeren ,isthatRSisthewaytoobtaintheinforma ti… 相似文献
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LIU Chun LIU Dajie 《地球空间信息科学学报》2001,4(1):62-67
1 IntroductionSpatialdataisthebasisoftheGeographicInfor mationSystem (GIS)andnon_spatialdataistheintensionandthedescriptionofgeographiccell.Thequalityofdataaffectsgreatlyontheresultofapplicationanalysisandtherealizationoftheprac ticaltargetinGIS .Thequal… 相似文献
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DENG MinLI ChengmingLIU Wenbao 《地球空间信息科学学报》2001,4(4):43-48
1 IntroductionSpatialrelationsqueryisoneofbasicfunctionsinGIS’sapplication .MostofcurrentcommercialGISscanonlyqueryspatialrelationsforspatialob jectswithoutanyerrororuncertainty ,forexample ,tousecomputation geometryalgorithmtodeter minewhetherapointfalls… 相似文献
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LI Deren LIU Liangming HU XiaoqinLI Deren Professor Academician of the Chinese Academy of Sciences Academician of the Chinese Academy of Engineering Member of the Euro_Asia International Academy of Sciences Presidential Secretariat WTUSM Luoyu Road 《地球空间信息科学学报》2000,3(3):1-13
1 DataacquisitionandmanagementFrom 1 996to 2 0 0 0 ,theStateBureauofSurvey ingandMapping (SBSM )ofChinafocusedontwomainaspects :establishingChina’snationalspatialdatainfrastructure (CNSDI)and providingbasicinformationproductionforhazardpreventionandreduction .Thepr… 相似文献
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LUO De‘an 《地球空间信息科学学报》2001,4(3):15-20
1 IntroductionCadastralmapsandcadastralattributesarethecorecontentsofcadastralinformationmanage ment .SomeofthedevelopedcadastralmanagementsystemsemployGISsoftware (i.e .Mapinfo ,Ar cvieworMaptitudeetc .)tomanagecadastralmapsanduserelationaldatabase (e .g .SQL… 相似文献
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A GIS-BASED GLACIER INVENTORY FOR THE ANTARCTIC PENINSULA AND THE SOUTH SHETLAND ISLANDS——A FIRST CASE STUDY ON KING GEORGE ISLAND 总被引:1,自引:0,他引:1
1 IntroductionTheWorkingGrouponGeodesyandGeographicInformation (WG_GGI)oftheScientificCommit teeonAntarcticResearch (SCAR )launchedtheprojectKingGeorgeIslandGIS (KGIS) .Inordertoprovideanoperationalsystem ,adatamodel,dataaccuracystandardsandadatainventoryhav… 相似文献
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王之卓 《武汉大学学报(信息科学版)》1998,(4)
分析了测绘学包括其主要子学科的发展,讨论了Geomatics的基本学科如GIS、RS、GPS的应用与基本理论。通过相应比较得出结论,测绘学在信息时代的发展就是Geomatics。讨论了一些有关测绘学科的新名称。从学科所应具备的知识角度出发,认为“空间信息学(SpaticalInformatics)”或“空间信息工程(SpatialIn-formationEngineering)”能够体现测绘学未来发展的特征。 相似文献
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Development of a hybrid model for three-dimensional GIS 总被引:10,自引:0,他引:10
SHI Wenzhong 《地球空间信息科学学报》2000,3(2):6-12
1 IntroductionThree_dimensional (3_D)GeographicalInforma tionSystems (GISs)areveryimportantfortheap plicationfieldssuchasurbanplanningandmanage ment ,geologicalsubsurfacemodeling ,miningandoilexploration .Ina 3_DGIS ,anobjectcanbede scribedinhorizontal (x ,y)andv… 相似文献
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t-GIS and environmental dynamic models 总被引:2,自引:0,他引:2
WU HongWU Hong Ph.D. Associate Researcher Department of Resource Environment Guilin Institute of Technology Jiangan Road Guilin China 《地球空间信息科学学报》2000,3(3):34-41
1 IntroductionTodayitseemsthatpeople’sinterestandatten tiontoGISmainlyfocusontheaspectofspatialat tributesofgeographicinformation ,notsufficientlyontimefactor .Thisisanerroneoustendency ,anditwillbedisadvantageoustothebalanceddevelop mentofGISwhenexplaini… 相似文献
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LIU WenbaoXIA Zongguo DENG Min 《地球空间信息科学学报》2001,4(4):37-42
1 IntroductionTherepresentationofspatialobjectsisoneofthekeyissuesincurrentresearchonthespatialdatabasetheoryofGIS (BurroughandMcDonnell,1 998) .Spatialobjectsinnatureareclassifiedastwokinds:objectswithdistinctiveboundariesandob jectswithtransitionalorfuzzy… 相似文献
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《地球空间信息科学学报》2002,(4)
1 .GeomaticsandInformationScienceofWuhanUniversity(Bimonthly) ,anacademicperiodicaloriginatedfromJournalofWuhanTechnicalUniversityofSurveyingandMapping ,aimsatextendingin ternationalacademicexchangesofadvancedresearchresultsinsurveyingandmapping .Itcoverst… 相似文献
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Jan Cisak 《地球空间信息科学学报》2001,4(2)
1 IntroductionAgeographicinformationsystem (GIS)isusedtocollect,display ,analyseandmanagegeographicallyrelatedinformation .Itisanimportanttooltointe gratespatialdataacquiredatdifferentscales,timesandformats.GISisameansof1 )exchanginginformationbetweencountr… 相似文献