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_______________________________________Thepaperpresentsanapplicationofreassignedwaveletscalogramforrotorsystemfaultdiagnosis.Itisatopicofinteresttotheresearchersintherelatedareasbutthepaperneedsverysignificantimprovementbeforeacceptanceforpublication.Mydetailedcommentsareasfollows:1.Thewaveletmethod(reassignedwaveletscalogram)usedinthepaperworksverywellfortheunderlyingfaultdiagnosisproblem.Ontheotherhand,thiswaveletmethodisawell-establishedmethod,andthepresentresearchisadirectapplicationofthismethodwithoutnewcontributioninmethodologicalresearch.2.Fortheabovereason,thepresentationshouldbefocusedontheresults.Unfortunately,thepresentationisfarfromacceptableforpublication.ThematerialwasnotproperlyorganizedanditisstronglysuggestedthattheauthorscheckcarefullytheEnglishwritingandusestandardterminologiesinthetechnicalarea.3.Thetitleofthepapershouldbemorespecificsincenumerousstudieshavebeendoneonthefaultdiagnosisofrotorsystemsusingwaveletsandtime-frequencymethods.Also,removethewordresearch.4.OnSection1:·Thissectionlistedmanyreferencesthataremainlyrelatedtorotordynamicsandarenotdirectlyrelatedtorotorsystemdiagnosis.Iftheauthorswouldliketokeepthesereferences,somediscussionsontherelevanceoftheserefstothepresentresearchareneeded.·Reviewonthedirectlyrelevantrefswillbemorehelpfulforthereader.Also,time-frequencyandwaveletsaremainlyfornon-stationaryandtransientanalysis.Theauthormaydiscussinmoredetailwhattypesoftransientsandnon-stationarycomponentswouldappearinrotorsystemvibration.·Afewsentencesontheorganizationofthepaperwillbehelpful.5.OnSection2:·Sincethemajormethodusedintheapplicationisreassignedwaveletscalogram,itisnotneededtogivethedetailsofthreeothermethods(onlygiveafewwordsandgivetherefs).Instead,theauthorsmaydiscussmoreontherelationshipbetweentraditionalwaveletscalogramandthereassignedwaveletscalogram,andexplainwhythelatterisbetterthantheformer.·Eq(2):theright-hand-sideiswrongand2ismissed.·ThedescriptionafterEq(2)isnotclear.SeeCohen'sbookfordetailsaboutthecross-terms.6.OnSections3and4:Thedescriptionneedstobeimproved.ThematerialinSection3shouldbeorganizedinseveralparagraphs.7.OnSection5:·Theauthorsdidagoodexperimentandsomeofthephenomenapresentedinthetime-frequencyplanesarealsoveryinteresting.However,theobservationsshouldbedescribedconcisely,andtheauthorsshouldfocusmoreon:1)whetherthesephenomenaaregeneralcharacteristics,and2)ifpossible,explainthereasonofthephenomenaandtheadvantagesofreassignedwaveletscalogramoverothertime-frequencymethods.·Infact,itispossibletointerpretmostofthephenomenainthetime-frequencyplanesusingrotordynamics.Forexample,shaftrubcausesbroadbandvibrationandwillresultinnearlyhorizontallinesinthephaseplanes.·Someoftheparagraphsaretoolong.8.Theconclusionshouldbeconciseandonlysummarizethemostimportantcontributionoftheresearch.Reviewer#2:Thispaperpresentstheresultsoftime-frequencyanalysisappliedtoatabletoprotatingmachinerytestrigunderasetoffaultconditions.Thetitleofthepaperisverymisleadingbecausenoautomatedmethodsforeitherfaultdetectionordiagnosis/isolationarediscussedinthepaper.Rather,underdifferentfaultscenarios,severaltime-frequencymethodsavailableintheliteratureareevaluatedfortheirabilitytogeneratevisuallydiscriminatingfeaturesassociatedwiththefaultconditions.Hence,thispaperprovidesacharacterizationoftime-frequencyfeaturesassociatedwithrotatingmachineryfaultsasopposedtothedevelopmentofanytypeoffaultdiagnosismethodology.Hence,thepapermustbejudgedsolelyonthequalityoftheexperimentation,thepresentationoftheresults,andhowthetime-frequencyfeaturesidentifiedinthevariousfaultcasesrelatestothedynamicaloperatingconditionsoftherig.Themainproblemwiththepaperisthatitisverypoorlywritten,andthismakestheevaluationandinterpretationofthemaincontributionsofthepaperobscure.Thepaperrequiresacompleterewritetoimprovethegrammar,styleandreadability.Alsoconsider:Inequation(1)onpage2,whatdoesitmeanthath(t)iscenteredatt=0andf=0?h(t)isawindowingfunctioninthetimedomain!Whatisthepointofthesimulationexperiments,whatdotheyaddtowhatisalreadyknownaboutthetime-frequencytechniquesfromtheliterature?Sincetheonlycontributionofthepaperisthetime-frequencyanalysis,theresultsofthesecomputationsneedtobeexplainedindetailinthetextandthegraphicalresultsneedtobeproperlyannotatedsothatreaderscancomprehendandunderstandwhichdistinguishingfeaturesareassociatedwiththefaults.Currently,thegraphicalresultsarepoorlydisplayedanditisdifficulttocorrelatethefigureswiththetext.以下是从一个朋友转载来的，关于英文投稿过程中编辑给出的意见。与大家一起分享。以下12点无轻重主次之分。每一点内容由总结性标题和代表性审稿人意见构成。1、目标和结果不清晰。ItisnotedthatyourmanuscriptneedscarefuleditingbysomeonewithexpertiseintechnicalEnglisheditingpayingparticularattentiontoEnglishgrammar,spelling,andsentencestructuresothatthegoalsandresultsofthestudyarecleartothereader.2、未解释研究方法或解释不充分。◆Ingeneral,thereisalackofexplanationofreplicatesandstatisticalmethodsusedinthestudy.◆Furthermore,anexplanationofwhytheauthorsdidthesevariousexperimentsshouldbeprovided.3、对于研究设计的rationale:Also,therearefewexplanationsoftherationaleforthestudydesign.4、夸张地陈述结论/夸大成果/不严谨：Theconclusio