通信工程专业毕业设计(论文)外文翻译

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1、ThepotentialofXMLencodingingeomaticsconvertingrasterimagestoXMLandSVGByronAntoniou,LysandrosTsoulosAbstractTheevolutionofopenstandardsandespeciallythosepertainingtothefamilyofXMLtechnologies,haveaconsiderableimpactonthewaytheGeomaticscommunityaddressesthea

2、cquisition,storage,analysisanddisplayofspatialdata.ThemostrecentversionoftheGMLspecificationenablesthemergingofvectorandrasterdataintoasingle‘‘open’’format.Thenotionof‘‘coverage’’asdescribedinGML3.0canbetheequivalentofarastermulti-banddataset.Inaddition,ve

3、ctordatastorageisalsodescribedindetailthroughtheGMLSchemasandXMLitselfcanstorethevaluesofarasterdataset,asvaluesofamulti-tabledataset.UnderthesecircumstancesanissuethatmustbeaddressedisthetransformationofrasterdataintoXMLformatandtheirsubsequentvisualizati

4、onthroughSVG.TheobjectiveofthispaperistogiveanoverviewofthestepsthatcanbefollowedinordertoembodyopenstandardsandXMLtechnologiesintherasterdomain.Thelastpartoftheworkreferstoacasestudythatsuggestsastepbystepmethodologytoaccomplishclassification,animportantf

5、unctioninCartographyandRemoteSensing,usingtheXMLencodedimages.©2005ElsevierLtd.Allrightsreserved.Keywords:Openstandards;Rasterimageencoding;Classification1.IntroductionTheadventofXML-basedtechnologieshasgonebeyondtheexpectationsofthemostoptimisticusers.Rev

6、olutionaryideasareemergingforthestorage,exchangeanddisplayofdataandnewformatsarecreatedforalmostallkindsofdata,applicationsandknowledgedomains.Aconsiderablenumberofspecificationshavebeenissuedbyinternationalorganizationsaimingattheprovisionofanefficient‘‘o

7、pen’’environmenttotheusercommunity.WatchingthisfrenzytrendoftransformingeverythingintoXML-basedstructures,onethingseemsreallyoutoftheway:rasterimages.LanguageslikeHTMLandSVGdonothavesuchastructuralfeatureintheirenvironment.Instead,bothofthemprovidemeans(i.

8、e.,orelements)fortheincorporationofrasterimagesintext-basedfiles,usuallywithaninlinereference.Theexistingspecificationsinsteadofdealingwiththeproblembypassitanduserstreatrasterformatsmoreorlesslik

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《通信工程专业毕业设计(论文)外文翻译》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库

1、ThepotentialofXMLencodingingeomaticsconvertingrasterimagestoXMLandSVGByronAntoniou,LysandrosTsoulosAbstractTheevolutionofopenstandardsandespeciallythosepertainingtothefamilyofXMLtechnologies,haveaconsiderableimpactonthewaytheGeomaticscommunityaddressesthea

2、cquisition,storage,analysisanddisplayofspatialdata.ThemostrecentversionoftheGMLspecificationenablesthemergingofvectorandrasterdataintoasingle‘‘open’’format.Thenotionof‘‘coverage’’asdescribedinGML3.0canbetheequivalentofarastermulti-banddataset.Inaddition,ve

3、ctordatastorageisalsodescribedindetailthroughtheGMLSchemasandXMLitselfcanstorethevaluesofarasterdataset,asvaluesofamulti-tabledataset.UnderthesecircumstancesanissuethatmustbeaddressedisthetransformationofrasterdataintoXMLformatandtheirsubsequentvisualizati

4、onthroughSVG.TheobjectiveofthispaperistogiveanoverviewofthestepsthatcanbefollowedinordertoembodyopenstandardsandXMLtechnologiesintherasterdomain.Thelastpartoftheworkreferstoacasestudythatsuggestsastepbystepmethodologytoaccomplishclassification,animportantf

5、unctioninCartographyandRemoteSensing,usingtheXMLencodedimages.©2005ElsevierLtd.Allrightsreserved.Keywords:Openstandards;Rasterimageencoding;Classification1.IntroductionTheadventofXML-basedtechnologieshasgonebeyondtheexpectationsofthemostoptimisticusers.Rev

6、olutionaryideasareemergingforthestorage,exchangeanddisplayofdataandnewformatsarecreatedforalmostallkindsofdata,applicationsandknowledgedomains.Aconsiderablenumberofspecificationshavebeenissuedbyinternationalorganizationsaimingattheprovisionofanefficient‘‘o

7、pen’’environmenttotheusercommunity.WatchingthisfrenzytrendoftransformingeverythingintoXML-basedstructures,onethingseemsreallyoutoftheway:rasterimages.LanguageslikeHTMLandSVGdonothavesuchastructuralfeatureintheirenvironment.Instead,bothofthemprovidemeans(i.

8、e.,orelements)fortheincorporationofrasterimagesintext-basedfiles,usuallywithaninlinereference.Theexistingspecificationsinsteadofdealingwiththeproblembypassitanduserstreatrasterformatsmoreorlesslik

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