[Typetext][Typetext][Typetext]2014TradeScienceInc.
ISSN:0974-7435Volume10Issue21BioTechnologyAnIndianJournalFULLPAPERBTAIJ,10(21),2014[13555-13560]HotspotsanalysisofdisastereducationinChinaWeiYing*,WanJian1SchoolofManagement,NanchangUniversity,Nanchang,Jiangxi,330031,(P.
R.
CHINA)E-mail:572383070@qq.
com;1328675451@qq.
comABSTRACTTofindouttheresearchhotspotsofdisastereducationinChina,thepaperuseddisastereducationassubjecttermthatgot647articlesrelatedfromNationalKnowledgeInfrastructureinChinabetweentheyear2003to2013,andusedBicombandSPSS20.
0softwaretofindoutthehotspotsbasedonthetheoryofco-wordanalysisandcombinedwiththeoriesofclusteranalysisandmultidimensionalscaleanalysis.
ThepapergottheconclusionthatresearchondisastereducationinChinaintherecentyearsfocusedonthefieldsofdisasternursingeducation,earthquakedisastersandreconstructionafteranearthquake,disastermanagementandcomprehensivecalamityalleviation,disasterawarenesseducationanddisastereducationcomparisonresearchathomeandabroad.
Finally,thepaperverifiedtheknowledgemapgotfromtheresearchbytheresearchhotspotsin2013.
WefoundthatAwarenessofdisaster,knowledge,andpastdisasterexperiencealsofunctionaseducationalinformationwhichcontributesespeciallytotheimprovementofdisasteremergencyandvarioustypesofdisastereducationshouldbereadilyavailableataccessibleplacestothepublicbytheanalysesofthehottopics.
KEYWORDSDisaster;Education;Hotspots;Co-wordanalysis;China.
13556HotspotsanalysisofdisastereducationinChinaBTAIJ,10(21)2014INTRODUCTIONAdisasterisaneventthatcanbepreparedforinadvance.
Mostofgovernments,localcommunities,andsocialorganizationsallundertakemeasuresformajordisasters[1S].
Individualsalsoshouldreducetheimpactsofnormaldisastersbylearningwhattododuringdisastersandbytakingavarietyofpersonalsafetymeasures.
Thispapermainlyusestheclusteranalysisandmultidimensionalscaleanalysis,twokindsofmethods,todiscusstheresearchhotspotsanddevelopmenttrendofChinesedisastereducationinthenearlytenyears,thusprovidesreferenceforthefuturedisastereducationresearches.
ThisstudyisguidedbythefollowingquestionsinChina:whatarethehottopicsinthefieldofdisastereducation.
Inotherwords,whatdidChinesescholarsfocusonBycomparingdatafromacademicpapersinvestigationandsurveysconductedinChina,thisstudyintendstoanswerthesequestions.
ImportanceoftheresearchThisstudymakesacontributiontoknowledgeinthefollowingways:rst,amethodforfindthehottopicsofdisastereducationisproposed,andthisstudyintroducesco-wordanalysismethod,andtakesthedomestic11yearsdisastereducationresearchliteratureastheobjectsoftheresearch,usesvisualizationtechnologytoshowdisastereducationresearchoverview.
Sequentially,weexplorethehottrendsofthefield.
Thendingfromthisstudyaresuggestiveofthekindsofmaterials,meansandapproachesofdisastereducationnecessaryforpeoplelivingindifferentcultures.
LiteraturereviewDisastereducation,alsoknownasdisasterpreventioneducationordisasterpreventionandmitigation[2],hasbeenresearchedthroughtheoricalandempiricalmethodsbyChinesescholarsinrecentyearswiththefrequentlyoccurreddisastersinChina.
Underthethemeofdisastereducation,therearemanyresearchaspectsbydifferentscholars.
Intheearlyyears,scholarsdidresearchondisastereducationmainlythroughtheoricalmethods,pastfewyears,Chinesescholarshavedoneliteraturereviewsfromdisastereducationcontentandthegoal[3],thegeneralsituationandthewaystoimplement,connotation-function-status-goalandcontent-educationalway,etc.
Andtheseareindividualandqualitativereviewsbasedonasmallamountofliteratureofdisastereducation,difficulttoformthedevelopmentcontextofmacroscopiclevelaboutdomesticdisastereducation.
Thedevelopmentofmoreeffectivedisastereducation,whichincorporatesthepublic,regional,andculturaldifferences,istheimportantresearchtaskofmanyscholarsforvariouspopulationstobecomemoresufficientlyreadyforfuturedisasteremergency.
Inanefforttodevelopamoreintegrativeapproachtoenvironmentalaccidenteducation,theUniversityofAlabamaatBirmingham,USA,haslaunchedthe``EnvironmentalDisasters''project[4-5].
Builtaroundanexperimental40-hourcourseonchemicalandnuclearaccidents,theprojectcrossesdisciplinaryboundarieswithrespecttobothcurriculumandenrollment.
Studentsanddevelopingprofessionalsfromabroadselectionoffieldsworktogetherclosely,firstastheyexaminescientific,regulatory,psychosocialandotherdimensionsofenvironmentalaccidents,andthenastheytackleprogramandpolicyissuesusingamultidisciplinaryteamapproach[6].
Co-wordanalysismethodisoneofresearchmethodsandparadigmsofliteraturemetrology[7-10].
Itmainlyanalysesthephenomenonthroughthetechnicaltermswhichappearinanarticleandcanexpressoneresearchsubjectorresearchdirectionofacertaindiscipline,andjudgestherelationshipbetweenthethemesinadiscipline.
Comparedwiththecitationanalysis,theobjectsofco-wordanalysisarenotliteraturebutthekeywordsoftheliterature.
Becausetherelationshipbetweenthewordscanperfectlyrepresenttherelationshipbetweentheconcepts,thefrequencywhichtwovocabulariesappearinthesamearticlecanwellreflecttherelationshipbetweenthetwothemes.
Themorefrequentlytwowordsappearinthesamearticle,theclosertherelationshipofthethemeswhichtwowordsrepresentare.
Co-wordanalysisfocusesontwoquestions:oneistoexploretherelationshipbetweentheresearchfield,thesecondistolookforminorbutpotentialgrowthareas.
Themultivariatestatisticalmethodscommonlyusedarethreekinds:clusteranalysis,factoranalysisandmultidimensionalscaleanalysis.
ResearchmethodsThisarticleselectsChineseacademicjournalnetworkpublishingdatabaseintheliteraturedatabaseofCNKIasresearchdatasources,andintherapidretrievalcolumntypes"disastereducation"toinquire,thensortsthesearchresultsbythetimeliteraturepublished,atotalof720literaturerecordsfrom2003to2013havebeenfound.
Atthesametime,inordertoexcludetheinterferenceofunrelatedliterature,weeliminatetheliteratureofnonresearchsuchasthemeetingnotice,newsreports,etc,andtheliteraturewhichlackofidentifyingauthorsandkeywordsintheretrievalresults,atotalof484referencesareacquired,whichcanguaranteethecredibilityoftheresearch.
Aftercompletingdataretrieval,thisstudyadoptsBicombbibliographyco-occuranalysissystembymedicalinformationdepartmentofChinamedicaluniversityandSPSS20.
0datastatisticalsoftwareasthemainresearchtoolstoconductdatatransformationanddatastatistics.
First,choose20articlesperpageasstoragetextformattosavetheliteratureselectedabove,andthefieldssavedaretheme,author,keyword,workunit,journalandyear.
Second,transfertextformatintoANSIcodeandsaveittoensureBicombsoftwarecangetrighttextformattomakeco-wordanalysisofkeywords.
Third,dopreliminarystatisticsforliteraturequantityofeachauthor,literaturequantityofeachperiodical,andliteraturequantityofeachyearbyanalyzethedataintextformatthroughthesoftware.
Atthesametime,makestatisticsforthefrequencyofeachkeywordandscreenouthigh-frequencykeywordslimitedbythekeywordthresholdof8,andestablishthecommonwordmatrixabouthighfrequencykeywords.
Finally,guidethehighfrequencykeywordscommonwordmatrixintoSPSS20.
0toBTAIJ,10(21)2014WeiYingandWanJian13557doclusteranalysisandmultidimensionalscaleanalysis,andexplaintheresultstoexplorehotspotsandthedevelopmentveininthesubjectaccordingtotheanalysis.
RESULTSOFTHERESEARCHResultsofsamplebibliometricsThepaperhasgathered516literatureofChinesedisastereducationresearchfrom2003to2013nearly11years,anddoesstatisticsofthesearticlesTheannualliteraturequantityofdisastereducationresearchisakindofmanifestationpatternswhichpeopleattachgreatimportancetothedisastereducation.
BecausethetimespanoftheliteratureretrievalisfromJanuary2003toSeptember2013,thequantityofliteraturein2013can'treflecttheoverallconditionoftheyear.
Therefore,wecanseethatdisastereducationliteraturequantityhasbeenincreasingyearafteryearaccordingtotheoveralltrendoflinechart,whichcanalsoreflectthatincreasinglyimportancehasbeenattachedtothedisastereducation,anewlyemergingfieldbythescholarsandresearchers.
Inaddition,wealsodotheliteraturequantitystatisticsofeachperiodicalandliteraturequantitystatisticsofeachauthorforthese516articles.
ThejournalinwhichthequantityofliteratureismostisChinesedisasterreduction,inwhichatotalof24papershavebeenpublished.
Disastereducationhasbeeninvolvedinpedagogy,architecture,nursing,andotherdisciplines,sothearticlesaboutthethemeofdisastereducationarepublishedinthejournalsofthecorrespondingdiscipline,thusarelativelylargeamountofjournalsareinvolved.
Thesejournalsarethemainplacesinwhichthedisastereducationresearchliteratureisgathered.
Theyrankhighgradeinthedisastereducationresearchfield.
StatisticsofkeywordsfrequencyHighfrequencykeywordsselectionandstatisticsbasedoncertainliteraturearenotonlythebasisofco-wordanalysis,butalsocanmoredirectlyhelpustoknowthehotspotsanddevelopmentstatusinthefieldofresearch.
WeuseBicombbibliographyco-occuranalysissystemtodostatisticsforkeywordsin516disastereducationresearcharticleandgainatotalof2619keywords.
Underthelimitofkeywordsthreshold,thepaperscreenoutthehigh-frequencykeywordsasshownintable1.
Theresearchhotspotsarenaturaldisaster,disastereducation,disasterpreventionandmitigation,disaster,emergency,earthquake,disasterpreventionconsciousnessandemergencymanagement,emergencyplan,earthquakedisasterifselectedfromitsfrequency.
Thesimplestatisticsforthehighfrequencykeywordsonlycanshowdevelopmentstatusandhotspotsofdisastereducationresearch,butitisdifficulttoreflecttheinternalstructureofdiscipline.
Therefore,therelationshipbetweenthehighfrequencykeywordsshouldbeanalyzed,thusdeepanalysisshouldbedonebasedontheinformationgotfromkeywords.
TABLE1:KeywordsfrequencykeywordFkeywordFkeywordFNaturaldisaster72Integrateddisastermitigation13Disasterreductioneducation10Disastereducation64SecureCommunity13America10Disasterpreventionandmitigation45School13China10Disaster37Nursingeducation12Disasteralleviation10Emergency30Violentearthquake12Disasternursingscience10Earthquake24Disasterprevention12Volunteer9Disasterpreventionconsciousness21Countermeasure11Elementaryeducation9Emergencymanagement20Undergraduate11Nurse9Emergencyplan19Geologicaldisaster11Enlightenment9Earthquakedisaster18Emergencymechanism11Post-disasterreconstruction9Safetyeducation17Disasterassistance11Kobeearthquake9Disastermanagement16Disasterpreventionandmitigationeducation11Earthquakepreventionandmitigation8Disasterconsciousness16Community11Library8Disasternursing15Japan11Disasterreductionawareness8Collegesanduniversities14Calamity11Wenchuanearthquake8Crisismanagement14Sustainabledevelopment11Disasterpreventioneducation8Education14Thinking11Emergencypower8Urbandisaster13Public10Meetanemergency813558HotspotsanalysisofdisastereducationinChinaBTAIJ,10(21)2014SimilarityanddissimilaritymatrixofkeywordsAsdifferentmultivariatestatisticalmethodsneeddifferentmatrixdatastructures,thepaperconstructsthehigh-frequencykeywordssimilarityanddissimilaritymatrixbytwokindsofmultivariatestatisticalmethodstosatisfydatarequirements.
Atfirst,usetheBicombsystemtoconductco-wordanalysisofhigh-frequencykeywordsintable1toconstructkeywordssimilaritymatrix.
Second,useSPSS20.
0togeneratewordmatrixthroughdatagotfromthefirststep.
Thedatainsimilaritymatrixreflectstheaffinityanddisaffinityrelationshipbetweenthekeyvocabularies,anditsnumericalvalueragesis[0,1].
Themorecloselythenumericalvalueapproachesto1,themoreintimatetherelationshipbetweenthehighfrequencykeywordsis,thedeeperthedegreeofsimilarityis.
Themorecloselythenumericalvalueapproachesto0,theworsethedegreeofsimilarityis.
Then,Toeliminatestatisticalerrorsbroughtbysimilarmatrixandfurtherprocessdataconveniently,thepaperconstructhighfrequencykeywordsdissimilaritymatrixwhileusingvalue1tosubtracteachdatainsimilaritymatrixandformthehighfrequencykeywordsdissimilaritymatrix.
Thedissimilaritydegreebetweenkeywordsappearsclearlythroughthedissimilaritymatrix.
Accordingtothesimilaritymatrixanddissimilaritymatrixwhichhavebeenbuiltabove,wecanenterintothenextphaseofthemultivariatestatisticalanalysis.
ResultsofclusteranalysisClusteranalysisreferstoaanalyticprocesstoclassifythephysicalorabstractobjectsetsintomultiplegroupsandtheobjectsformonegrouparethesame.
Itisakindofimportantpeople'sbehavior.
Fromtheperspectiveofthedata,theclusteranalysisistocalculatethedistancebetweenthekeywordsincommonwordrelationnetwork,whichgathersvariablesofclosedistance(closerelationship)intoarelativelyindependentgroup.
Thusthesimilaritydegreeofthevariableswithinthegroupisthelargest;thesimilaritydegreebetweenthegroupsisthesmallest.
Inthefieldofdisastereducationresearch,representinghighfrequencykeywordsofhighlysimilarasthegroupformscanvisuallygeneralizethecurrentsituationofthestudyofdisastereducation.
ThispaperusesthestatisticalsoftwareSPSS20.
0tocarryonthehierarchicalclusteringonthebasisofthesimilaritymatrixandacquiresclusteringanalysismapofhighfrequencykeywords.
Throughthecomparisonandanalysis,thisstudysuggeststhatclassifyingtheclusteranalysisresultsintosevencategoriesismoreappropriate.
Inordertomaketheclassificationprocesscleartothereader,wetakecase2forexample.
Specifically,beforeclustering,eachkeywordisaindependentcategory,thenbycalculatingthesimilarityoftwokeywords"disasternursing"and"nursingeducation",polymerizethemintoasmallcategory.
Thenext,polymerizethesmallaboveandtheothersmallcategorypolymerizedbythewords"disasterrelief"and"basiceducation"intoabiggercategory.
Finally,mergethebiggeraboveandtheotherbiggercategorycomposedof"disasternursing"and"nurse"intoabiggestcategory.
Similarly,polymerizeintoanothersixbiggestcategories.
Sevenbiggestcategoriesaremergedinto"disastereducationresearch".
Throughthestructureoftreediagramcanweknowthepolymerizationconditionsofsevenkindsofkeywords.
Thefirstkindiscomposedofthekeywords19,20,42.
Thesecondtypeiscomposedofthekeywords41,44,14,22,29,43.
Thethirdtypeiscomposedofthekeywords24,54,47,10,23,32,12.
Thefourthkindiscomposedofthekeywords11,26,35,17,33,16,31,38.
Thefifthtypeismergedbythekeywords37,45,25,39,4,52,6,46,49,51,28,15.
Thesixthkindiscomposedofthekeywords8,48,18,53,5,9.
Theseventhtypeismergedbythekeywords27,34,1,3,2,13,40,36,50,21,30,7.
Accordingtokeywords'combinationmeaningofeachcategory,wenamedthesesevencategoriesorderly:communityintegrateddisasterreduction,disasternursingeducation,earthquakedisasterandearthquakedisastereducation,targetgroupsofdisastereducation,disastereducationenlightenmentandcountermeasures,disasteremergencymanagement,disasterawarenesseducation.
ResultsofmultidimensionalscaleanalysisThemainpurposeofmultidimensionalscaleanalysisistofindtherelationshipbetweenthevariablesbymeasuringthedistancebetweenthevariables.
Inotherwords,itistoshowtherelationshipbetweentheobjectsbytheconceptspace(usuallytwodimensionalorthreedimensionalspace)andreflectthesimilaritydegreebetweenobjectsbytheplanedistance.
Inthemultidimensionalscaleanalysismap,eachobjectdistributesaspunctuatepattern,therelativepositionsofthepointsreflectthesimilarityoftheobjects.
Thekeywordsofhighsimilarityarepolymerizedtogethertoformakindofgroups.
Themorecloselythekeywordapproachestothecenterpositionofonegroup,themorekeywordsarelinkedwithit,themorecentralthekeywordisinthegroup.
Conversely,whatthekeywordsareintheperipheryofthegroupmeansthattheresearchtopicsrepresentedbythekeywordsarenarrowortransittoanotherresearchtopicsconstantly.
Basedonthisprinciple,thispaperbuildsthemultidimensionalscaleanalysischart,whichcanclearlyestimatestheacademichotspotsandthelocationofeachthemeinthefieldoftheresearch.
Itismoreprogressivethanpreviousclusteranalysis.
Thispapermainlyusesmultidimensionalscaleanalysisfunction(MultidimensionalScale,ALSCAL)ofmetricfunctioninSPSS20.
0statisticalsoftwaretoconducttwodimensionalscaleanalysisforhighfrequencykeywordsdissimilaritymatrixbyEuclideandistancemodel,thenobtainsthecorrespondingvisualmap.
Accordingtothemultidimensionalscaleanalysismap,clusteranalysisresultsandconsultingtherelatedliteratureofdisastereducationresearch,basedontheclassificationofthegraphickeywordscanweseethatdisastereducationresearchnearly11yearsmainlyfocusesonthefollowingfiveareas:disasternursingeducation,earthquakedisasterandearthquakereconstruction,disastermanagementandcomprehensivecalamityalleviation,disasterconsciousnesseducation,disastereducationcomparisonresearchathomeandabroad.
BTAIJ,10(21)2014WeiYingandWanJian13559Thefirstfieldiscomposedofthekeywordsdisaster,nursingeducation,disasternursing,etc.
Thesekeywordsallexpressrelatedcontentaboutdisasterrescueandnursing,sonamedthefielddisasternursingeducationismoreappropriate.
Thesecondfieldiscomposedofthekeywordsearthquakedisaster,earthquake,violentearthquake,Wenchuanearthquake,etc.
Fromthemcanweseethattheearthquakedisasterasonetypeofdisastersisstudiedanddiscussedspeciallybytheresearchers.
Theresearchcontentisnotonlyrelatedtoearthquakedisastercognition,alsotheenlightenmentsbroughtbypost-disasterreconstructionandtheestablishmentoftheemergencymechanismaftermajorearthquakedisaster.
Thethirdfieldincludesdisastermanagement,crisismanagement,emergency,emergencyplanandotherkeywords.
Thesekeywordsmainlyembodiestheresponsemeasurestothedisastersandemergency,andemergencypower,emergencymanagement,emergencyplanandotherkeywordsjointlyrepresentthecoreconceptaboutemergencymanagement.
Inthisfield,polymerizationdegreeofkeywordsisrelativelyhigher,anddisastermanagementisintherelativelycorepositionofthefield,fromwhichcanweseethattheresearchinthisfieldbeginswithemergencymanagement,thencontinuallyapproachestodisastercomprehensivemanagementandlaysagreatfoundationforconductingintegrateddisastermitigationworks.
Thefourthfieldincludesthekeywordsdisasteralleviation,disastermitigationeducation,disasterawareness,awarenessofdisasterreduction,etc,whichexpresstheconceptaboutdisasterconsciousnesseducation.
Thepolymerizationdegreeofthesekeywordsishigher.
Accordingtothedistributionconditionofeachpointinthefield,thecontentoftheresearchinthisareatransitsfromearlydisasteralleviation,disasterreductioneducationtolaterdisasterconsciousnesseducation(keyword"disasterconsciousness"isinthecorepositionofthefield).
ThefifthfieldismainlyconcernedwithChina,theUnitedStates,community,countermeasuresandotherkeywords.
Comparingtootherareas,themeaningexpressedbythekeywordsofthisfieldismoreabstract.
Therefore,werefertothecorrespondingsampleliteratureofthesekeywords.
Theliteraturemainlyexpressthemeaningaboutthesituationofthedisastereducationresearchathomeandabroad,sowethinkthatnamedthefieldcomparativestudyofdisastereducationbetweenthedomesticandforeigncountriesisrelativelyappropriate.
CONCLUSIONSTosumup,DisastereducationresearchinChinamainlyconcentratesondisasternursingeducation,earthquakedisasterandreconstructionafteranearthquake,disastermanagementandcomprehensivecalamityalleviation,disasterawarenesseducation,educationcomparisonresearchathomeandabroadthesefivefieldsfrom2003to2013nearly11years.
Withdisasteraccidentsrepresentinganon-goingthreattohumansociety,thehottopicsofdisastereducationconcludedinthisarticlemayproveusefulinavarietyofeducationalsettings.
Forexample,mostoftheDisasterseducationprojectsatChinacanbedesignedtoprovidearigorousintroductiontodisasteraccidentissues,andmanyofthemshoulddosoinaninnovativeway.
Besides,byemployingafullymulti-disciplinarycurriculum,thecoursesofdisastereducationcanhelpparticipantstobetterunderstandthecomplexityofdisasteraccidentsituations.
Inaddition,bybringingtogetherindividualsfromawidevarietyoffields,thecourseofdisastereducationcancreatebridgesacrossdisciplinaryboundariesandishelpfultoenableparticipantstoactivelyexplorehowthevariousfacetsofdisasteremergencyinterconnect.
Atthesametime,thecoursesofdisastereducationcanofferdevelopingprofessionalsnotonlyabroadrangeoftheoreticalandpracticalinformation,butalsoauniqueopportunitytopracticeworkinginintegrated,multi-professionteamsthataresimilartoteamsfoundintherealworld.
However,theselectionofanykindofmethodisnotthemostscientific.
Severalflawsdeservebeingputdown.
Theobjectsselectedinthisresearcharegeneralkeywordsratherthanspecificliteraturecontents,sowedonotexcludetheimpactsbroughtbythat"thekeywordsarethesamebutthemeaningsaredifferent"and"thekeywordsaredifferentbutthemeaningsarethesame"whenusingBicombsoftwaretocarryonkeywordsfrequencystatistics.
Still,keywordswhosefrequencyisbelowthethresholdarenotbroughtintothedomainofstudy,butthisdoesnotmeanthatthesekeywordsinthefieldofthesubjectarewithoutanymeaning.
Atfact,onlybycontinuouslyreducingtheinfluencefactorsofstudycanwemaketheresultsmoreperfect.
Atthesametime,wecanalsolookforwardtomoreandmorescholars'comingtoexplorethehotspotsofdisastereducationresearch.
REFERENCES[1]O.
Izadkhah,Yasamin;"Earthquakedisastereducationforsustainabledevelopment",the4thInternationalTsunamiSymposium,7,5439-5448(2010).
[2]ZhangYing,WangMin,TanXiuhua;"PreliminaryThoughtonResearchofDisasterEducationTheoryandPractice",JournalofCatastrophology,1(1),109-117(2010).
[3]MaLiqiang,ZhaoHaile;"TheDevelopmentofPublicDisastersEducationinChina:ResearchContextandTendency",JournalofSichuanEngineeringTechnicalCollege,5(2),50-53(2010).
[4]S.
M.
Becker;"Environmentaldisastereducationattheuniversitylevel:Anintegrativeapproach",SafetyScience,35(1-3),95-104(2000).
[5]G.
Assefa,Shimelis,Rorissa,Abebe;"AbibliometricmappingofthestructureofSTEMeducationusingco-wordanalysis",JournaloftheAmericanSocietyforInformationScienceandTechnology,64(12),2513-2536(2013).
[6]ZhangWei,ZhangQingpu,ShanWei,WangLei;"RoleOfSocialMediaInKnowledgeManagementDuringNaturalDisasterManagement",AdvancesinInformationSciencesandServiceSciences,4(4),284-292(2012).
13560HotspotsanalysisofdisastereducationinChinaBTAIJ,10(21)2014[7]TreyMenefee,BjornHaraldNordtveit;"Disaster,civilsocietyandeducationinChina:Acasestudyofanindependentnon-governmentorganizationworkingintheaftermathoftheWenchuanearthquake",InternationalJournalofEducationalDevelopment,32(4),600-607(2012).
[8]SunChuanzhun,Chengxinqi,LvLina;"Visualanalysisonlandresearchofcellularautomatatheory".
Resourcesandindustries,12(5),185-191(2010).
[9]HuaikunXiang,WenchaoJi;"ResearchofEarlyWarningMechanismforTrafficSafetyBasedonInternetofThings",AdvancesinInformationSciencesandServiceSciences,4(3),131-138(2012).
[10]YangYu-Hsiang,Tsaih,Rua-Huan,Bhikshu,Huimin;"Theresearchofmulti-layertopicmapanalysisusingco-wordanalysiswithgrowinghierarchicalself-organizingmap",InternationalJournalofDigitalContentTechnologyanditsApplications,5(3),355-363(2011).
HostKvm也发布了开年促销方案,针对香港国际和美国洛杉矶两个机房的VPS主机提供7折优惠码,其他机房业务提供8折优惠码。商家成立于2013年,提供基于KVM架构的VPS主机,可选数据中心包括日本、新加坡、韩国、美国、中国香港等多个地区机房,均为国内直连或优化线路,延迟较低,适合建站或者远程办公等。下面列出几款主机配置信息。美国洛杉矶套餐:美国 US-Plan1CPU:1core内存:2GB硬盘...
如果我们较早关注NameCheap商家的朋友应该记得前几年商家黑色星期五和网络星期一的时候大促采用的闪购活动,每一个小时轮番变化一次促销活动而且限量的。那时候会导致拥挤官网打不开迟缓的问题。从去年开始,包括今年,NameCheap商家比较直接的告诉你黑色星期五和网络星期一为期6天的活动。没有给你限量的活动,只有限时六天,这个是到11月29日。如果我们有需要新注册、转入域名的可以参加,优惠力度还是比...
2021年各大云服务商竞争尤为激烈,因为云服务商家的竞争我们可以选择更加便宜的VPS或云服务器,这样成本更低,选择空间更大。但是,如果我们是建站用途或者是稳定项目的,不要太过于追求便宜VPS或便宜云服务器,更需要追求稳定和服务。不同的商家有不同的特点,而且任何商家和线路不可能一直稳定,我们需要做的就是定期观察和数据定期备份。下面,请跟云服务器网(yuntue.com)小编来看一下2021年国内/国...
se52se.com为你推荐
杨紫别祝我生日快乐周杰伦的祝我生日快乐这首歌有什么寓意或者是在什么背景下写的firetrap牛仔裤的四大品牌是那几个啊?李子柒年入1.6亿李子柒男朋友是谁,李子柒父母怎么去世的?刘祚天DJ是什么职业?地陷裂口山崩地裂的意思www.haole012.com012.qq.com是真的吗www.baitu.com我看电影网www.5ken.com为什么百度就不上关键字呢抓站工具公司网站要备份,谁知道好用的网站抓取工具,能够抓取bbs论坛的。推荐一下,先谢过了!www.se222se.com请问http://www.dibao222.com这个网是做什么555sss.comms真的是500万像素?
上海域名注册 传奇服务器租用 winscp 10t等于多少g gitcafe 创宇云 魔兽世界台湾服务器 蜗牛魔方 数字域名 北京双线机房 工信部icp备案号 免费活动 免费高速空间 免费网页空间 如何建立邮箱 双线空间 网页加速 杭州电信 七牛云存储 小夜博客 更多