建筑物變形監(jiān)測數(shù)據(jù)分析中的灰色改進模型應(yīng)用研究.pdf

1、分類號：P221071020040642壤步太海碩士學(xué)位論文建筑物變形監(jiān)測數(shù)據(jù)分析中的灰色改進模型應(yīng)用研究導(dǎo)師姓名職稱申請學(xué)位級別朱健李斌副教授碩士學(xué)科專業(yè)名稱大地測量學(xué)與測量工程論文提交日期2007年5月17日論文答辯日期2007年5月27日學(xué)位授予單位長安大學(xué)答辯委員會主席里縫學(xué)位論文評閱人望掃聾立監(jiān)辱AbstractThefastdevelopmentofeconomicspromotestheurbanizationofChin

2、aMoreandmorelligh—risesappearinourcitieshordertoensuretheservicelifeandsecurityofconstructionalworks，it’SnecessarytomonitortheconstructionalworksystematicallyduringitsbuildingandoperatingThepurposeofdeformationmonitorisa

3、nalyzingandholdingthefuturedeformationcharactersandrulesoftheconstructionalworkbyusingthelongtermaccumulatedsurveyingdatumandforecastingAtpresent，ithasformedasetofmaturetheoreticalsystems，andabundanttrendapproachingandfo

4、recastingmodelshavecomeout，suchasregressionmodel，Kalmansmoothingmodel，timingseriesmodel，ArtificialNeuralNetworks，WaveletAnalysis，GreyModelandSOonGreySystemTheoryisatheorythatpartialinformationisknownandothersareunknownTh

5、euncertainsystemaboutsmallsampleandpoorinformationarethestudyobjectofgreysystemtheoriesTheactualworldisdescribedandrecognizedaccuratelybygeneratinganddevelopingthepartialknowninformationThedeformationmonitordateisadiscre

6、tegreyseries，SOit’SpracticalandeffectivetoapplythegreysystemtheorytothedataprocessingofdeformationmonitoringThethesisisbasedonthesettlementdatafromearth’ssurfaceandbuildingsaroundZhuOuebuildingincityXi’anAftercalculating

7、andanalyzingthemassivedataIdiscusssomequestionsongreymodelwhenitisusedinthedataprocessingofdeformationmonitor：theinfluencetomodelingprecisionoftheserieslength，startingdataandaccumulationtimes；Researchingthecurrentsituati

8、onandprogressindomesticandfofci髓onthemodifiedgraymodels，Isummarizeaseriesofmethodsandprinciplesofthemodifiedgreyandpresentmanymodifiedmodelswhichcallbeusedindeformationmonitorincludingtheequaldimensionandnewinformationan

9、dtheequaldimensionandrecruitinggreymodel；thepretreatmenttooriginaldata；modifiedmodelbasedonthetraditionalGM(I，1)andcombinatorialgreymodelsThisthesisputsforwardtheirprocessandcarriesontheresearchoncalculationoftheprojectd