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1、SOFTWARETESTING,VERIFICATIONANDRELIABILITYSoftw.Test.Verif.Reliab.2002;12:195196(DOI:10.1002/stvr.259)Editorial:TheimportanceofempiricalworkforsoftwareengineeringpapersIhavenoticedthatinrecentyearstherehasbeenagrowinginsistencethatsoftwareengineeringpapers,bothinjo
2、urnalsandconferenceproceedings,shouldincludeempiricalresults.Icanrecallatimewhenapaperthathadnewandinterestingideas,submittedtoeitherajournaloraconference,couldbedeemedworthyofpublicationonthatbasisalone.Today,reviewersandeditorsexpectempiricalworktobeincludedinpap
3、erssubmittedforpublication.Thisisnotonlyarequisiteforresearchpapers,butalsoforindustrialpapersaswell,althoughthisempiricalaspectmaywellbeintheformofcasestudies.Thereasonforthisistheneedforvalidationofassumptionsorotherclaims,andtheveri?cationofresultsinthepaper.Ins
4、oftwareengineering,asopposedtosomeother?eldsincomputerscienceandengineering,itisoftennoteasytoverifyyourresultsanalytically,andsoanempiricalstudymaybetheonlywaytoprovidesuchveri?cation.Reviewersdonotalwaysinsistonafully-?edgedexperiment,butdorequireatleastalightwei
5、ghtempiricalstudy,stillcarefullythoughtoutandexecuted.Also,mostreviewerswillnolongersimplyaccepttheresultsofempiricalstudyorfullexperiment,butinsistuponsomesortofstatisticalanalysistodemonstratestatisticalsigni?canceoftheresults.Ihavebeensomewhatsurprisedbytheneces
6、sityforstatisticalsigni?cance,butexperimentalresultsthatappearcompellingoftenfailtobestatisticallysigni?cant;youcantjusteyeballthedataandbecon?dentthatitcouldntcomeoutthatwaybycoincidence.Itendtobefairlytheoreticalinmygeneralapproachtoresearch,andsoyearsagoIwasnott
7、rainedwellinexperimentalapproaches;Iwasintimidatedbytheneedforexperimentsandstatisticalanalysis.NowIrequirethatallmystudentsprovidesomeempiricalstudyintheirMScorPhDresearch,andofteninsistthatfullexperimentsbedesignedandexecuted.Recentlyafriend,LionelBriand,whoisare
8、spectedresearcherinexperimentalsoftwareengineering,congratulatedmeonanexperimentalstudythataPhDstudentofminehadcompleted,andthatIhadpresented.Iwa
