Extraction and Analysis of Digital Information(7)

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1、ExtractionandAnalysisofDigitalInformationPengLiMingchuanZhouDiCuiNortheastAgriculturalUniversityHarbin,ChinaAdvisor:SummaryAsforsomegivenpicturesinscientificresearchesorrelevantexperiments,wedesignsomealgorithmandeditroutinetoextractdigitalinformationreadyforfutureanalysis.Accordingtotheknowledgeofg

2、elelectrophoresis,theeffectivemigrationrateandthelogarithmofmolecularweightgetintoalinearrelationshipundertheexperimentalcondition.Weprimarilyformulatealinearmodelusinginterpolationmethodtoobtaineachfragment’smolecular.Thenagrey-boxmodelisbuiltbasedonthegreysystemtheorytojudgetherelationshipbetweent

3、heunknownbreedandthetop9breeds.Finally,bycomparingthedegreeofassociation,wearriveattheconclusionthatthe10thbreedisanewsort.Forthesecondproblem,webuildamathematicalmodelbasedonMonteCarlosimulationtocalculatethemottledareaofoneseed.Undertheassumptionthatthewholeseedcanbeseenasasphere(ellipsoid)surface

4、,theimagineisequaltotheprojectionofhemisphere(semiellipsoid).Thenweselectdotsasmanyaspossible()inaccordancewiththeprincipleofrandomuniformdistributionfromthehemispherical(semielliptical)surface()totheprojectiondrawing.Wegetthefuctionexpressioninthecoordinatesandfigureoutthenumberofdotsinsidetheproje

5、ction.Afterconfirmtheresult,finally,weconcludetheseedsmottledareaofthehemisphereas=.Weadoptsamplingmethodtoestimateseedsmettledareawhentheamountofseedsislarge.Wecangettheseedsmottledareaoneachfloorwiththesamemethod,thenthetotalareaofseedsmetleyisthesum.Finally,wefindtherightwaythroughlinearmodel,gre

6、y-boxmodelandMonteCarlosimulationtotranslatepicturesintodigitalinformation.IntroductionPicturesinscientificresearchesorrelevantexperimentsalwaysneedtobedealtwithandanalyzed,likedatainformationextraction.Inordertosavetimeandmanpower,wedesignsomealgorithmandeditroutineinsolvingproblemsbasedonexperimen

7、tpictures.Gelelectrophoresisisaprocedureforseparatingamixtureofmoleculesthroughastationarymaterial(gel)inanelectricalfield.Themigrationofthesamplerateofproteinmoleculesdependsentirelyonthemolecularwei