简介:DearColleaguesandFriends,OnbehalfoftheInternationalGastricCancerAssociationandthelocalorganizingcommitteeofIGCC2017,itismyhonourandpleasuretocordiallyinviteyoutothe12thInternationalGastricCancerCongress(IGCC).ThemeetingwillbeheldinBeijing,ChinafromApril20thto23rd,2017.Andwebelieveitwillbeatrulymemorableeventforgastriccancerprofessionalsfromaroundtheworld.
简介:Inthispaper,twospeechenhancementsystemswithsupergaussianspeechmodelingarepresented.ThecleanspeechcomponentsareestimatedbyMinimum-Mean-Square-Error(MMSE)es-timatorundertheassumptionthattheDCTcoefficientsofcleanspeecharemodeledbyaLaplacianoraGammadistributionandtheDCTcoefficientsofthenoiseareGaussiandistributed.Then,MMSEestimatorsunderspeechpresenceuncertaintyarederived.Furthermore,theproperestimatorsofthespeechstatisticalparametersareproposed.ThespeechLaplacianfactorisestimatedbyanewdeci-sion-directedmethod.ThesimulationresultsshowthattheproposedalgorithmyieldslessresidualnoiseandbetterspeechqualitythantheGaussianbasedspeechenhancementalgorithmsproposedinrecentyears.
简介:Byusingthemodernlydevelopedtechniquesofpossibilityandset-valuedstatistics,thispaperdeter-minedthethresholdsofvariouscategoriesofnoiseannoyanceanddefinedthedose-responserelationbe-tweenthelevelsofnoiseandtheirannoyance.Threefactorscontrolledintheexperimentweretypesofnoise:impulseandtraffic;levelofnoise:5Leqfrom45—85dB(A);andperformancetask:withandwithoutspeechrecognition.NoiseinterferencewithspeechrecognitionwasmeasuredwiththeSDTmethod.Ourex-perimentalresultsshowedthatLeqofimpulsenoiseshouldbehigherthanthatoftrafficnoisetogetequalannoyance;thespeechrecognitiontaskmightlightentheexperienceofannoyance;thehigherthelevelofnoise,themoreitsinterferencewiththespeechrecognition,thatis,thelessthevalueofd′.
简介:Amethodofdrawingcolorspectrogramofspeechbyusingmicrocomputerisdescribedinthispaper,andreferredtothemetodofdrawingspectrogrambycomputer.Withthesoftwareandnoadditionanyotheraqripment.,wecandrawcolorthree-dimensionspectrogram(orblack-whitespectrogramwith-outcolormonitor),anditissimilartospectrogramofsonagrapher.
简介:<正>DistinguishedVice-MinisterLiJinjun,Ladiesandgentlemen,friends,ItisadelightfuleventforallofustorenewtheMOUbetweenFESandCAFIUfortheninethtime.Yearsofcooperationandfruitfulresultsareworthcelebrating.Foralongperiodoftime,thetwoorganizationshavebeenmakingeffortstoputthethoughtsofDengXiaopengandWillyBrandtintopractice,namely,thethoughtsofhavingdialogueandenhancingmutualunderstandingwhileputting
简介:<正>RespectedPresidentBeck,Respectedguests,Ladies,gentlemen,friends,IamdelightedtosigntheMemorandumofUnderstandingonCooperationbetweenCAFIUandFESwithPresidentBeckheretoday.ThisisanimportantmomentinthehistoryoftherelationsbetweenCAFIUandFES,whichsignifiesthatthesoundcooperationbetweenbothsideswillturn