工程类个人业务自传

1、工程类个人业务自传工程类个人业务自传第PAGE页码5页/总合NUMPAGES总页数5页工程类个人业务自传工程类个人业务自传Broughtupinapureenvironmentsurroundedbymountainsandwoods.IdeemmyselfasaluckypersonbornwithnaturalgiftsSomeofthemareordinary,showedobviouslyonmath,musicandmemoryataquiteearlyageandcontinuedtoserveaspartsofmydistinctivenessasIgrewupsomeofthe

2、mareextraordinary,forexample,myoriginalinterestinphilosophy.ItishardtobelievetosomethatwhatIhavespeculatedaboutattheageoffivecoincidedwithsomeofthethoughtsinJean-PaulSartresLEtreatleNeant.Whyelectronics?ItstillremainsamysterytomehowIleftchildhooddreamofbecomeanastronomerandchoseelectronicengineering

3、asmycollegemajorinstead.Notknowingmuchaboutcircuitsasaboutstarsatthattime.Iseemedtobesimplyalluredbytheideaofdesigningaguidancesystemforthespaceshuttle.Fiveyearsofinquiryintotheelectronicworldprovedthatmychoicewasright.Iwascompletelyinfatuatedwithsuchafield-soprofoundandvigorousthatoneisonlylimitedb

4、yhis/herimagination.Whatsdone?Anxioustofindoutwhatelectronicsreallymeans.Ibegandoinglaboratoryresearchasearlyasfromthethirdyear.FirstattheMicrowaveLab,doingcircuitssimulationanduserinterfacedesign.Generallyspeaking.Worksduringthatperiodwerefragmentary,buttheyhavegivenmesufficientexperienceonC.C+,Win

5、dowsprogrammingandinterfacedesign,whichlaidasoldfoundationformyfuturestudy.Later,toexploresomethingnew,IappliedtojointheMultimediaLab,aninteractiveplacesponsoredbyProfXingLi,IbecamefamiliarwithUNIXsystemanddidXWindowsinterfacedesignforsometimeProbablybecausesomeinterestingpointsinmydesign,Iwasoffere

6、danopportunitybyProfLitojointhewaveletresearchgroup.Intendingtodevelopwaveletapplications.Thatwasaturningpointinmywork.Waveletisabrand-newareawithmodernmathematicalbackground,freespaceofimaginationand,alittlebutphilosophicalcolorthattotallyinterestedmeIcarriedoutaexperimentofapplyingEmbedded.Zerotre

7、eWavelet(EZW)algorithmtospeechcodingEZWalgorithmwasoriginallydevelopedinimagecoding,aimingatthemulti-resolutiontransmissionofpictures.Itsefficiencygreatlydependsontheamountofzerotreesthesourceproduced.Byproperlyquantized,speechsamplescanbeexpectedtogenerateaconsiderablenumberofzerotreesduetoitsspect

8、rumcharacteristics.Inmyexperiment,differentkindsofspeechsourceshavebeentestedandanaveragecompressionratioof8Iwasachieved,withnoperceptibledistortionsComparedwithpreviouscodingmethods,theresultisencouraging,forthebenefitsaregainedthrougharatherconciseproceduredoingencodinganddecodingisasschematically

9、asdoingacross-wordpuzzleMoreover.WhatIhavedoneisactuallysuperficial.Therestillexistatleastseveralmeanstoimproveit,forexample,theapplicationofnon-evenquantizer,waveletpacket,thedefinitionofahigherdimensionalstructurelikezeroforest.theselectionofanappropriatewaveletbase,etc.Theimprovementofthealgorith

10、misincludedinmypresentresearch.WhatsongoingIamnowworkingonmydiplomathesis.ThetopicisAResearchofMulti-resolutionCodingofinformationandRelevantTransmissionProtocols,includingmulti-resolutioncodingofimages.Waveletcodingofaudiosignals(improvedEZWalgorithm),andanintegrateddemosystem.SpecialinterestMoreth

11、anenjoyingthecodinggame,anotherfascinatingpointIfoundinspeechorimageprocessingisthecombinationofsignaltheorywithneuropsycologyandcognitivescience.ItwasdiscoveredasIwasstudyingtheauditorymodel.Whenaseriesofcomplexphysiologicalfunctionsaremodeledandmathematicallyabstracted,wefoundoutthatthecochleaisac

12、tuallyalivingwaveletfilter,whilelumpsofcellsworkinginfatiguedlyfortheFourierTransform-thewaythehearingcortextograspasoundSomeinterestingthingscanbealsofoundinourvisualsystemThecontourandtexturebasedimagecodingisoneoftheinspirationsgivenbyourowneyes,andisjustoneofthenumerousthatwaitingforustodiscover

13、Whenwearepuzzledbypilesofquestionssuchassoundandvision,perceptionandcognition,whydontwegototheCreatorandaskhowhehashandledthem?Whattopursue?Concludedformabove,myresearchexperiencesconcentrateonspeechandimageprocessing,withanemphasisoncodingschemesandaspecialinterestontheapplicationofknowledgeinbiolo

14、gicalandcognitivescience.WhatIamgoingtodoistodevelopmyinterestonspeechorimageprocessing,preferablywithaninterdisciplinaryapproach.BecauseoftherapidadvancesandtheactiveenvironmentofsuchafieldintheUnitedStates.Iamsurethataninstitutionwithaworldreputationonelectricalengineeringlikeyoursismyfirstchoice.

15、However,duetomybroadinterestinelectronicsandotherbranchesoflearning,thereisalwaysnolimitationsonspecificprograms.StillfurtherUponreceivingadoctoraldegreeintheStates,Iwillgobacktomymothercountry,notonlyforthebelovedlandandpeople,butalsoforthetemptationofeasternphilosophy.TheideahituponmewhenIcaughtsightofthegraphicofwaveletdecompositionthatissurprisinglysimilartotheancientTaoistinterpretatio