来宝嬴棋牌

第一课:什么是卷积,卷积有什么用,什么是傅利叶变换,什么是拉普拉斯变换?

HENDUOPENGYOUHEWOYIYANG,GONGKEDIANZILEIZHUANYE,XUELEYIDUIXINHAOFANGMIANDEKE,SHENMEDOUMEIXUEDONG,BEILEGONGSHIKAOLESHI,RANHOUBIYELE。

来宝嬴棋牌XIANSHUO”JUANJIYOUSHENMEYONG”ZHEIGEWENTI。(YOURENQIANGDA,”JUANJI”SHIWEILEXUEXI”XINHAOYUXITONG”ZHEIMENKEDEHOUXUZHANGJIEERCUNZAIDE。WODAHOUYISHENG,BATATUOCHUQU…)

JIANGYIGEGUSHI:

来宝嬴棋牌ZHANGSANGANGGANGYINGPINDAOLEYIGEDIANZICHANPINGONGSIZUOCESHIRENYUAN,TAMEIYOUXUEGUO”XINHAOYUXITONG”ZHEIMENKECHENG。YITIAN,TANADAOLEYIGECHANPIN,KAIFARENYUANGAOSUTA,CHANPINYOUYIGESHURUDUAN,YOUYIGESHUCHUDUAN,YOUXIANDESHURUXINHAOZHIHUICHANSHENGYOUXIANDESHUCHU。

来宝嬴棋牌RANHOU,JINGLIRANGZHANGSANCESHIDANGSHURUsin(t)(t<1MIAO)XINHAODESHIHOU(YOUXINHAOFASHENGQI),GAICHANPINSHUCHUSHENMEYANGDEBOXING。ZHANGSANZHAOZUOLE,HUALEYIGEBOXINGTU。

“HENHAO!”JINGLISHUO。RANHOUJINGLIJILEZHANGSANYIDIEA4ZHI: “ZHEILIYOUJIQIANZHONGXINHAO,DOUYONGGONGSHISHUOMINGLE,SHURUXINHAODECHIXUSHIJIANYESHIQUEDINGDE。NIFENBIECESHIYIXIAWOMENCHANPINDESHUCHUBOXINGSHISHENMEBA!”

来宝嬴棋牌ZHEIXIAZHANGSANMENGLE,TAZAIXINLIXIANG”SHANGDI,BANGBANGWOBA,WOZENMEHUACHUZHEIXIEBOXINGTUNI?”

YUSHISHANGDICHUXIANLE: “ZHANGSAN,NIZHIYAOZUOYICICESHI,JIUNENGYONGSHUXUEDEFANGFA,HUACHUSUOYOUSHURUBOXINGDUIYINGDESHUCHUBOXING”。

SHANGDIJIEZHESHUO:”JICHANPINYIGEMAICHONGXINHAO,NENGLIANGSHI1JIAOER,SHUCHUDEBOXINGTUHUACHULAI!”

ZHANGSANZHAOBANLE,”RANHOUNI?”

来宝嬴棋牌SHANGDIYOUSHUO,”DUIYUMOUGESHURUBOXING,NIXIANGXIANGBATAWEIFENCHENGWUSHUGEXIAODEMAICHONG,SHURUJICHANPIN,DIEJIACHULAIDEJIEGUOJIUSHINIDESHUCHUBOXING。NIKEYIXIANGXIANGZHEIXIEXIAOMAICHONGPAIZHEDUIJINRUNIDECHANPIN,MEIGECHANSHENGYIGEXIAODESHUCHU,NIHUACHUSHIXUTUDESHIHOU,SHURUXINHAODEBOXINGHAOXIANGSHIFANGUOLAIJINRUXITONGDE。”

来宝嬴棋牌ZHANGSANLINGWULE:” E,SHUCHUDEJIEGUOJIUJIFENCHULAILA!GANXIESHANGDI。ZHEIGEFANGFAJIAOSHENMEMINGZINI?”

SHANGDISHUO:”JIAOJUANJI!”

CONGCI,ZHANGSANDEGONGZUOQINGSONGDUOLE。MEICIJINGLIRANGTACESHIYIXIEXINHAODESHUCHUJIEGUO,ZHANGSANDOUZHIXUYAOZAIA4ZHISHANGZUOWEIJIFENJIUSHITIJIAORENWULE!

来宝嬴棋牌ZHANGSANYUKUAIDIGONGZUOZHE,ZHIDAOYOUYITIAN,PINGJINGDESHENGHUOBEIDAPO。

来宝嬴棋牌JINGLINALAILEYIGEXIAODEDIANZISHEBEI,JIEDAOSHIBOQISHANGMIAN,DUIZHANGSANSHUO: “KAN,ZHEIGEXIAOSHEBEICHANSHENGDEBOXINGGENBENMEIFAYONGYIGEJIANDANDEHANSHULAISHUOMING,ERQIE,TALIANXUBUDUANDEFACHUXINHAO!BUGUOXINGHAO,ZHEIGELIANXUXINHAOSHIMEIGEYIDUANSHIJIANJIUZHONGFUYICIDE。ZHANGSAN,NILAICESHIYIXIA,LIANDAOWOMENDESHEBEISHANG,HUICHANSHENGSHENMESHUCHUBOXING!”

ZHANGSANBAIBAISHOU:”SHURUXINHAOSHIWUXIANSHIZHANGDE,NANDAOWOYAOCESHIWUXIANZHANGDESHIJIANCAINENGDEDAOYIGEWENDINGDE,ZHONGFUDEBOXINGSHUCHUMA?”

来宝嬴棋牌JINGLINULE:”FANZHENGNIJIWOGAODING,FOUZECHAOYOUYU!”

ZHANGSANXINXIANG:”ZHEICISHURUXINHAOLIANGONGSHIDOUJICHUCHULAI,YIGEHENHUNLUANDEBOXING;SHIJIANYOUSHIWUXIANZHANGDE,JUANJIYEBUXINGLE,ZENMEBANNI?”

JISHIDI,SHANGDIYOUCHUXIANLE:”BAHUNLUANDESHIJIANYUXINHAOYINGSHEDAOLINGWAIYIGESHUXUEYUSHANGMIAN,JISUANWANCHENGYIHOUZAIYINGSHEHUILAI,YUZHOUDEMEIYIGEYUANZIDOUZAIXUANZHUANHEZHENDANG,NIKEYIBASHIJIANXINHAOKANCHENGRUOGANGEZHENDANGDIEJIADEXIAOGUO,YEJIUSHIRUOGANGEKEYIQUEDINGDE,YOUGUDINGPINLVTEXINGDEDONGXI。

WOJINIYIGESHUXUEHANSHUf,SHIJIANYUWUXIANDESHURUXINHAOZAIfYUYOUXIANDE。SHIJIANYUBOXINGHUNLUANDESHURUXINHAOZAIfYUSHIZHENGQIDERONGYIKANQINGCHUDE。ZHEIYANGNIJIUKEYIJISUANLE。

TONGSHI,SHIJIANYUDEJUANJIZAIfYUSHIJIANDANDEXIANGCHENGGUANXI,WOKEYIZHENGMINGJINIKANKAN。

JISUANWANYOUXIANDECHENGXUYIHOU,QUf(-1)FANBIANHUANHUISHIJIANYU,NIJIUDEDAOLEYIGESHUCHUBOXING,SHENGXIADEJIUSHINIDESHUXUEJISUANLE!

ZHANGSANXIEGUOLESHANGDI,BAOZHULETADEGONGZUO。HOULAITAZHIDAOLE,fYUDEBIANHUANYOUYIGEMINGZI,JIAOZUOFULIYE,SHENMESHENME… …

来宝嬴棋牌—————————————-

ZAIHOULAI,GONGSIKAIFALEYIZHONGXINDEDIANZICHANPIN,SHUCHUXINHAOSHIWUXIANSHIJIANZHANGDUDE。ZHEICI,ZHANGSANKAISHIXUELAPULASILE……

HOUJI:

来宝嬴棋牌BUSHIWOMENXUEDEBUHAO,SHIYINWEIJIAOCAIBUHAO,LAOSHIJIANGDEYEBUHAO。

HENXINSHANGGoogleDEMIANSHITI: YONG3JUHUAXIANGLAOTAITAIJIANGQINGCHUSHENMESHISHUJUKU。ZHEIYANGDEMINGTIFEICHANGHAO,YINWEIMEIYOUSHENRUDELIJIEYIGEMINGTI,MEIYOUZIXIDESIKAOYIGEDONGXIDESHEJIZHEXUE,WOMENJIUHUIXIANRUXIJIEDENIZHAO: BEIGONGSHI,SHUXUETUIDAO,JIFEN,ZUOTI;ERMEIYOUSHIJIANLAIHUIDA”WEISHENMEYAOZHEIYANG”。ZUODAXUELAOSHIDEZUOBUDAO”BAHOUSHUDUBO”ZHEIYIDIAN,JIANGBUCHUZHEXUECENGMIANDEDAOLI,YIWEIBEISHUHEFANJIANG ppt,ZUOZHEKUZAODESHUXUEZHENGMING,RANHOUZEGUAI”XIANZAIDEXUESHENGYIDAIBURUYIDAI”,YOUSHENMEYIYIMA?

第二课:到底什么是频率什么是系统?

ZHEIYIPIAN,WOZHANKAIDESHUOYIXIAFULIYEBIANHUANF。ZHUYI,FULIYEBIANHUANDEMINGZIFKEYIBIAOSHIPINLVDEGAINIAN(freqence),YEKEYIBAOKUOQITARENHEGAINIAN,YINWEITAZHISHIYIGEGAINIANMOXING,WEILEJIEJUEJISUANDEWENTIERGOUZAOCHULAIDE(LIRUSHIYUWUXIANZHANGDESHURUXINHAO,ZENMEDEDAOSHUCHUXINHAO)。WOMENBAFULIYEBIANHUANKANYIGECYUYANDEHANSHU,XINHAODESHUCHUSHUCHUWENTIKANWEIIO DEWENTI,RANHOURENHENANYIQIUJIEDEx->yDEWENTIDOUKEYIYONGx->f(x)->f-1(x)->yLAIDEDAO。

1. DAODISHENMESHIPINLV?

YIGEJIBENDEJIASHE: RENHEXINXIDOUJUYOUPINLVFANGMIANDETEXING,YINPINXINHAODESHENGYINGAODI,GUANGDEPINPU,DIANZIZHENDANGDEZHOUQI,DENGDENG,WOMENCHOUXIANGCHUYIGEJIANXIEZHENDONGDEGAINIAN,SHUXUEMINGCHENGJIUJIAOZUOPINLV。XIANGXIANGZAIx-y PINGMIANSHANGYOUYIGEYUANZIWEIRAOYUANDIANZUOBANJINGWEI1YUNSUYUANZHOUYUNDONG,BAxZHOUXIANGXIANGCHENGSHIJIAN,NEIMEGAIYUANZHOUYUNDONGZAIyZHOUSHANGDETOUYINGJIUSHIYIGEsin(t)DEBOXING。XIANGXINZHONGXUESHENGDOUNENGLIJIEZHEIGE。

来宝嬴棋牌NEIME,BUTONGDEPINLVMOXINGQISHIJIUDUIYINGLEBUTONGDEYUANZHOUYUNDONGSUDU。YUANZHOUYUNDONGDESUDUYUEKUAI,sin(t)DEBOXINGYUEZHAI。PINLVDESUOFANGYOULIANGZHONGMOSHI

来宝嬴棋牌(a) LAOSHIDESHOUYINJIDOUSHIYONGCIDAIZUOWEIYINLEJIEZHIDE,DANGWOMENKUAIFANGDESHIHOU,WOMENHUIGANJUEGECHANGDESHENGYINBIANDEGUAIGUAIDE,DIAOZIHENGAO,NEISHIYINWEI”YUANZHOUYUNDONG”DESUDUZENGBEILE,MEIYIGESHENGYINFENLIANGDEsin(t)SHUCHUBIANCHENGLEsin(nt)。

(b) ZAICD/JISUANJISHANGMIANKUAIFANGHUOMANFANGGANJUEGESHOUKUAICHANGHUOZHEMANCHANG,BUHUICHUXIANYINDIAOBIANGAODEXIANXIANG:YINWEIKUAIFANGDESHIHOUCAIYONGLESHIYUCAIYANGDEFANGFA,DIUQILEYIXIEBOXING,DANSHICHENGZAILEXINXIDESHUCHUBOXINGBUHUIYOUKUANZHAIDEBIANHUA;MANFANGSHIXIANGFAN,SHIYUXINHAOTIANCHONGLAZHANGJIUKEYILE。

来宝嬴棋牌2. FBIANHUANDEDAODEJIEGUOYOUFUSHU/FUSHUBUFEN,YOUSHENMEWULIYIYIMA?

JIESHI: FBIANHUANSHIGESHUXUEGONGJU,BUJUYOUZHIJIEDEWULIYIYI,FUSHU/FUSHUDECUNZAIZHISHIWEILEJISUANDEWANZHENGXING。

来宝嬴棋牌3. XINHAOYUXITONGZHEIMENKEDEJIBENZHUZHISHISHENME?

DUIYUTONGXINHEDIANZILEIDEXUESHENGLAISHUO,HENDUOQINGKUANGXIAWOMENDEGONGZUOSHISHEJIHUOZHEOSIQICENGMOXINGDANGZHONGDEWULICENGJISHU,ZHEIZHONGJISHUDEFUZAXINGSHOUXIANZAIYUNIBIXUQUELICHUANSHUJIEZHIDEDIANQITEXING,TONGCHANGBUTONGCHUANSHUJIEZHIDUIYUBUTONGPINLVDUANDEXINHAOYOUBUTONGDECHULINENGLI。YITAIWANGXIANCHULIJIDAIXINHAO,GUANGYUWANGGUANGXIANCHUANCHUGAOPINDIAOZHIXINHAO,YIDONGTONGXIN,2GHE3GFENBIEXUYAOYOUBUTONGDEZAIPINTEXING。NEIMEZHEIXIEJIEZHI(KONGQI,DIANXIAN,GUANGXIANDENG)DUIYUMOUZHONGPINLVDESHURUSHIFOUNENGGOUZAICHUANSHULEYIDINGDEJULIZHIHOUDEDAOJIBENBUBIANDESHURUNI? NEIMEWOMENJIUYAOJIANLIJIEZHIDEPINLVXIANGYINGSHUXUEMOXING。TONGSHI,ZHIDAOLEJIEZHIDEPINLVTEXING,RUHESHEJIZAITASHANGMIANCHUANSHUDEXINHAOCAINENGDADAOLILUNSHANGDEZUIDACHUANSHUSULV?—-ZHEIJIUSHIXINHAOYUXITONGZHEIMENKEDAILINGWOMENJINRUDEYIGESHIJIE。

来宝嬴棋牌DANGRAN,XINHAOYUXITONGDEYINGYONGBUZHIZHEIXIE,HEXIANGNONGDEXINXILILUNGUAGOU,TAHAIKEYIYONGYUXINXICHULI(SHENGYIN,TUXIANG),MOSHISHIBIE,ZHINENGKONGZHIDENGLINGYU。RUGUOSHUO,JISUANJIZHUANYEDEKECHENGSHISHUJUBIAODADELUOJIMOXING,NEIMEXINHAOYUXITONGJIANLIDEJIUSHIGENGDICENGDE,DAIBIAOLEMOUZHONGWULIYIYIDESHUXUEMOXING。SHUJUJIEGOUDEZHISHINENGJIEJUELUOJIXINXIDEBIANMAHEJIUCUO,ERXINHAODEZHISHINENGBANGWOMENSHEJICHUMALIUDEWULIZAITI(RUGUOJIESHOUDAODEXINHAOBOXINGSHIHUNLUANDE,NEIWOYIJUSHENMELAIPANDUANZHEIGESHI1HAISHI0? LUOJISHANGDEJIUCUOJIUSHIQULEYIYI)。ZAIGONGYEKONGZHILINGYU,JISUANJIDEYINGYONGQIANTISHIGEZHONGSHUMOZHUANHUAN,NEIMEGEZHONGWULIXIANXIANGCHANSHENGDELIANXUMONIXINHAO(WENDU,DIANZU,DAXIAO,YALI,SUDUDENG) RUHEBEIYIGETEDINGSHEBEIZHUANHUANWEIYOUYIYIDESHUZIXINHAO,SHOUXIANWOMENJIUYAOSHEJIYIGEKEYONGDESHUXUEZHUANHUANMOXING。

4. RUHESHEJIXITONG?

来宝嬴棋牌SHEJIWULISHANGDEXITONGHANSHU(LIANXUDEHUOLISANDEZHUANGTAI),YOUSHURU,YOUSHUCHU,ERZHONGJIANDECHULIGUOCHENGHEJUTIDEWULISHIXIANXIANGGUAN,BUSHIZHEIMENKEGUANXINDEZHONGDIAN(DIANZIDIANLUSHEJI?)。XINHAOYUXITONGGUIGENDAODIJIUSHIWEILETEDINGDEXUQIULAISHEJIYIGEXITONGHANSHU。SHEJICHUXITONGHANSHUDEQIANTISHIBASHURUHESHUCHUDOUYONGHANSHULAIBIAOSHI(LIRUsin(t))。FENXIDEFANGFAJIUSHIBAYIGEFUZADEXINHAOFENJIEWEIRUOGANGEJIANDANDEXINHAOLEIJIA,JUTIDEGUOCHENGJIUSHIYIDADUIWEIJIFENDEDONGXI,JUTIDESHUXUEYUNSUANBUSHIZHEIMENKEDEZHONGXINSIXIANG。

NEIMEXITONGYOUNEIXIEZHONGLEINI?

来宝嬴棋牌(a) ANGONGNENGFENLEI: DIAOZHIJIEDIAO(XINHAOCHOUYANGHEZHONGGOU),DIEJIA,LVBO,GONGFANG,XIANGWEIDIAOZHENG,XINHAOSHIZHONGTONGBU,FUFANKUISUOXIANGHUAN,YIJIRUOGANZIXITONGZUCHENGDEYIGEGENGWEIFUZADEXITONG—-NIKEYIHUACHUXITONGLIUCHENGTU,SHIBUSHIHENJIEJINBIANXIECHENGXUDELUOJILIUCHENGTU? QUESHIZAIFUHAODEKONGJIANLITAMENMEIYOUQUBIE。HAIYOUJIUSHILISANZHUANGTAIDESHUZIXINHAOCHULI(HOUXUKECHENG)。

来宝嬴棋牌(b) ANXITONGLEIBIEHUAFEN,WUZHUANGTAIXITONG,YOUXIANZHUANGTAIJI,XIANXINGXITONGDENG。ERWULICENGDELIANXUXITONGHANSHU,SHIYIZHONGFUZADEXIANXINGXITONG。

5. ZUIHAODEJIAOCAI?

FUHAOXITONGDEHEXINSHIJIHELUN,BUSHIWEIJIFEN,MEIYOUJIHELUNGOUZAOCHULAIDEXITONG,SHIXIANYONGDAODEWEIJIFENBIANHAOWUYIYI—-NISHENZHIBUZHIDAOYUNSUANLEBANTIANDAODISHIYAOZUOSHENME。YIJISUANJIDEGUANDIANLAIXUEXIXINHAOYUXITONG,ZUIHAODEJIAOCAIZHIYIJIUSHI<<Structure and Interpretationof Signals and Systems>>, ZUOZHESHIUC BerkeleyDEEdward A.Leeand Pravin Varaiya—-XIANDINGYIZAISHIXIAN,FUHERENLEIDESIWEIXIGUAN。GUONEIDEJIAOCAITONGPIANDOUSHISHUXUETUIDAO,JIUSHIBUKENSHUOZHEIXIETUIDAOSHIWEILESHENMEMUDELAIZUODE,YONGLAIDEDAOSHENME,JIANSHESHENME,FANGZHISHENME;BUQUCONGRENSHILUNHEXUQIUSHANGTAOLUN,TONGPIANDOUSHIKANBUCHUMUDEDEFANGFALUN,BENMODAOZHILE。

第三课:抽样定理是干什么的?

来宝嬴棋牌1. JUGELIZI,DADIANHUADESHIHOU,DIANHUAJIFACHUDEXINHAOSHIPAMMAICHONGDIAOFU,ZAIDIANHUAXIANLUSHANGCHUANDEBUSHIHUAYIN,ERSHIHUAYINTONGGUOXINDAOBIANMAZHUANHUANHOUDEMAICHONGXULIE,ZAISHOUDUANHUIFUYUYINBOXING。NEIMEDUIYULIANXUDESHUOHUARENYUYINXINHAO,RUHEZHUANHUACHENGWEIYIXIELIEMAICHONGCAINENGBAOZHENGJIBENBUSHIZHEN,KEYICHUANSHUNI? HENMINGXIAN,WOMENXIANGDAODEJIUSHIQUYANG,MEIGEMHAOMIAODUIHUAYINCAIYANGYICIKANKANDIANXINHAOZHENFU,BAZHENFUZHUANHUANWEIMAICHONGBIANMA,CHUANSHUCHUQU,ZAISHOUDUANANMOUZHONGGUIZEZHONGXINSHENGCHENGYUYAN。

NEIME,WENTILAILE,MEIMHAOMIAOCAIYANGYICI,MDUOXIAOSHIZUGOUDE? ZAISHOUDUANZENMECAINENGHUIFUYUYANBOXINGNI?

DUIYUDIYIGEWENTI,WOMENKAOLV,YUYINXINHAOSHIGESHIJIANPINLVXINHAO(SUOYIDUIYINGDEFBIANHUANJIUBIAOSHISHIJIANPINLV)BAYUYINXINHAOFENJIEWEIRUOGANGEBUTONGPINLVDEDANYINHUNHETI(ZHOUQIHANSHUDEFULIYEJISHUZHANKAI,FEIZHOUQIDEQUJIANHANSHU,KEYIKANCHENGBUQIYIHOUDEZHOUQIXINHAOZHANKAI,XIAOGUOYIYANG),DUIYUZUIGAOPINLVDEXINHAOFENLIANG,RUGUOCHOUYANGFANGSHINENGFOUBAOZHENGHUIFUZHEIGEFENLIANG,NEIMEQITADEDIPINLVFENLIANGYEJIUNENGTONGGUOCHOUYANGDEFANGSHISHIDEXINXIDEYIBAOCUN。RUGUORENDESHENGYINGAOPINXIANZHIZAI3000Hz,NEIMEGAOPINFENLIANGWOMENKANCHENGsin(3000t),ZHEIGEsinHANSHUYAOTONGGUOCHOUYANGBAOCUNXINXI,KEYIKANWEI: DUIYUYIGEZHOUQI,BOFENGCAIYANGYICI,BOGUCAIYANGYICI,YEJIUSHICAIYANGPINLVSHIZUIGAOPINLVFENLIANGDE2BEI(NAIKUISITECHOUYANGDINGLI),WOMENJIUKEYITONGGUOCAIYANGXINHAOWUSUNDEBIAOSHIYUANSHIDEMONILIANXUXINHAO。ZHEILIANGGEXINHAOYIYIDUIYING,HUXIANGDENGJIA。

来宝嬴棋牌DUIYUDIERGEWENTI,ZAISHOUDUAN,ZENMECONGMAICHONGXULIE(SHUZHUANGBOXING)HUIFUMONIDELIANXUXINHAONI? SHOUXIAN,WOMENYIJINGKENDINGLEZAIPINLVYUSHANGMIANDEMAICHONGXULIEYIJINGBAOHANLEQUANBUXINXI,DANSHIYUANSHIXINXIZHIZAIMOUYIGEPINLVYIXIACUNZAI,ZENMEZUO? WOMENRANGSHURUMAICHONGXINHAOITONGGUOYIGESHEBEIX,SHUCHUXINHAOWEIYUANSHIDEYUYINO,NEIMEI(*)X=O,ZHEILI(*)BIAOSHIJUANJI。SHIYUDETEXINGBUHAOFENXI,NEIMEZAIPINLVYU F(I)*F(X)=F(O)XIANGCHENGGUANXI,ZHEIXIAJIUHENMINGXIANLE,ZHIYAOF(X)SHIYIGELIXIANGDE,DITONGLVBOQIJIUKEYILE(ZAIFYUHUACHULAIJIUSHIYIGEFANGKUANG),TAZAISHIJIANYUSHIYIGEZHONGXINGHANSHU(YOUYUBAOHANSHIJIANZHOUDEFUSHUBUFEN,SUOYISHIJIZHONGBUCUNZAI),ZUOCHUZHEIYANGDEYIGEXINHAOCHULISHEBEI,WOMENJIUKEYITONGGUOSHURUDEMAICHONGXULIEDEDAOJIHULIXIANGDEYUANSHIDEYUYIN。ZAISHIJIYINGYONGZHONG,WOMENDECHOUYANGPINLVTONGCHANGSHINAIKUISITEPINLVZAIDUOYIDIAN,3kHEZIDEYUYINXINHAO,CHOUYANGBIAOZHUNSHI8kHEZI。

来宝嬴棋牌2. ZAIJUYIGELIZI,DUIYUSHUZITUXIANG,CHOUYANGDINGLIDUIYINGYUTUPIANDEFENBIANLV—-CHOUYANGMIDUYUEDA,TUPIANDEFENBIANLVYUEGAO,YEJIUYUEQINGXI。RUGUOWOMENDECHOUYANGPINLVBUGOU,XINXIJIUHUIFASHENGHUNDIE—-WANGSHANGYOUYIFUTUPIAN,JINSHIYANDAIYANJINGKANDAODESHIAIYINSITAN,ZHAIDIAOYANJINGKANDAODESHIMENGLU—-YINWEIBUDAIYANJING,FENBIANLVBUGOU(CHOUYANGPINLVTAIDI),GAOPINFENLIANGSHIZHENBEIHUNRULEDIPINFENLIANG,CAIZAOCHENGLEYIGESHIJUEXIANJING。ZAIZHEILI,TUXIANGDEFBIANHUA,DUIYINGDESHIKONGJIANPINLV。

HUASHUOHUILAILE,ZHIJIEZAIXINDAOSHANGCHUANYUANSHIYUYINXINHAOBUHAOMA? MONIXINHAOMEIYOUKANGGANRAONENGLI,MEIYOUJIUCUONENGLI,CHOUYANGDEDAODEXINHAO,YOULESHUZITEXING,CHUANSHUXINGNENGGENGJIA。

SHENMEXINHAOBUNENGLIXIANGCHOUYANG? SHIYUYOUTIAOBIAN,PINYUWUQIONGKUAN,LIRUFANGBOXINHAO。RUGUOYONGYOUXIANDAIKUANDECHOUYANGXINHAOBIAOSHITA,XIANGDANGYUFULIYEJISHUQULEBUFENHE,ERZHEIGEBUFENHEZAIHUIFUYUANSHIXINHAODESHIHOU,ZAIBUKEDAODEDIANSHANGMIANHUIYOUMAOCI,YEJIAOJIBUSIXIANXIANG。

来宝嬴棋牌3. WEISHENMEFULIYEXIANGCHULEZHEIMEYIGEJISHULAI? ZHEIGEYUANYUXIFANGZHEXUEHEKEXUEDEJIBENSIXIANG: ZHENGJIAOFENXIFANGFA。LIRUYANJIUYIGELITIXINGZHUANG,WOMENSHIYONGx,y,zSANGEHUXIANGZHENGJIAODEZHOU: RENHEYIGEZHOUZAIQITAZHOUSHANGMIANDETOUYINGDOUSHI0。ZHEIYANGDEHUA,YIGEWUTIDE3SHITUJIUKEYIWANQUANBIAODATADEXINGZHUANG。TONGLI,XINHAOZENMEFENJIEHEFENXINI? YONGHUXIANGZHENGJIAODESANJIAOHANSHUFENLIANGDEWUXIANHE:ZHEIJIUSHIFULIYEDEGONGXIAN。

第四课:傅立叶变换的复数小波

来宝嬴棋牌SHUODEGUANGYIYIDIAN,”FUSHU”SHIYIGE”GAINIAN”,BUSHIYIZHONGKEGUANCUNZAI。

SHENMESHI”GAINIAN”? YIZHANGZHIYOUJIGEMIAN? LIANGGE,ZHEILI”MIAN”SHIYIGEGAINIAN,YIGEZHUGUANDUIKEGUANCUNZAIDERENZHI,JIUXIANG”DA”HE”XIAO”DEGAINIANYIYANG,ZHIDUIRENDEYISHIYOUYIYI,DUIKEGUANCUNZAIBENSHENMEIYOUYIYI(KANGDE: CHUNCUILIXINGDEPIPAN)。BAZHITIAODELIANGBIANZHUANYIXIAXIANGLIANJIE,BIANCHENG”MOBIWUSIQUAN”,ZHEIGEZHITIAOJIUZHISHENGXIAYIGE”MIAN”LE。GAINIANSHIDUIKEGUANSHIJIEDEJIAGONG,FANYINGDAOYISHIZHONGDEDONGXI。

来宝嬴棋牌SHUDEGAINIANSHIZHEIYANGBEITUIGUANGDE: SHENMESHUxSHIDEx^2=-1? SHISHUZHOUXIANRANBUXING,(-1)*(-1)=1。NEIMERUGUOCUNZAIYIGECHOUXIANGKONGJIAN,TAJIBAOKUOZHENSHISHIJIEDESHISHU,YENENGBAOKUOXIANGXIANGCHULAIDEx^2=-1,NEIMEWOMENCHENGZHEIGEXIANGXIANGKONGJIANWEI”FUSHUYU”。NEIMESHISHUDEYUNSUANFAZEJIUSHIFUSHUYUDEYIGETELI。WEISHENME1*(-1)=-1? +-FUHAOZAIFUSHUYULIMIANDAIBIAOFANGXIANG,-1JIUSHI”XIANGHOU,ZHUAN!”ZHEIYANGDEMINGLING,YIGE1ZAIYUANZHOUYUNDONG180DUYIHOUBIANCHENGLE-1,ZHEILI,ZHIXIANDESHUZHOUHEYUANZHOUXUANZHUAN,ZAIFUSHUDEKONGJIANLIMIANBEITONGYILE。

来宝嬴棋牌YINCI,(-1)*(-1)=1KEYIJIESHIWEI”XIANGHOUZHUAN”+”XIANGHOUZHUAN”=HUIDAOYUANDI。NEIMEFUSHUYURUHEBIAOSHIx^2=-1NI? HENJIANDAN,”XIANGZUOZHUAN”,”XIANGZUOZHUAN”LIANGCIXIANGDANGYU”XIANGHOUZHUAN”。YOUYUDANZHOUDESHISHUYU(ZHIXIAN)BUBAOHANZHEIYANGDEYUANSU,SUOYIFUSHUYUBIXUYOULIANGGEZHENGJIAODESHUZHOUBIAOSHI–PINGMIAN。HENMINGXIAN,WOMENKEYIDEDAOFUSHUYUCHENGFADEYIGETEXING,JIUSHIJIEGUODEJUEDUIZHIWEILIANGGEFUSHUJUEDUIZHIXIANGCHENG,XUANZHUANDEJIAODU=LIANGGEFUSHUDEXUANZHUANJIAODUXIANGJIA。GAOZHONGSHIDAIWOMENJIUXUEXILEDIMOFUDINGLI。WEISHENMEYOUZHEIYANGDECHENGFAXINGZHI?BUSHIYINWEIFUSHUYUQIAHAOJUYOUZHEIYANGDECHENGFAXINGZHI(XINGZHIJUEDINGRENSHI),ERSHIFAMINGFUSHUYUDERENJIUSHIGENJUZHEIYANGDEXUQIUQUNONGCHULEZHEIMEYIGEFUSHUYU(RENSHIJUEDINGXINGZHI),SHIYIZHONGZHUGUANWEIXINZHUYIDEYANJIUFANGFA。WEILEGOUZAOx^2=-1,WOMENBIXUKAOLVBACHENGFAKANWEILIANGGEYUANSUGOUCHENGDEJIHE:CHENGJIHEJIAODUXUANZHUAN。

来宝嬴棋牌YINWEISANJIAOHANSHUKEYIKANWEIYUANZHOUYUNDONGDEYIZHONGTOUYING,SUOYI,ZAIFUSHUYU,SANJIAOHANSHUHECHENGFAYUNSUAN(ZHISHU)BEITONGYILE。WOMENCONGSHISHUYUDEFULIYEJISHUZHANKAIRUSHOU,LIKEKEYIDEDAOXINGSHIGENGJIANDANDE,FUSHUYUDE,HESHISHUYUYIYIDUIYINGDEFULIYEFUSHUJISHU。YINWEIFUSHUYUXINGSHIJIANDAN,SUOYIYANJIUQILAIFANGBIAN—-SUIRANZIRANJIEBUCUNZAIFUSHU,DANSHIYOUYUHESHISHUYUDEJISHUYIYIDUIYING,WOMENZUOGEFANYINGSHEJIUNENGDEDAOYOUWULIYIYIDEJIEGUO。

NEIMEFULIYEBIANHUAN,NEIGELINGRENNANYILIJIEDEZHUANHUANGONGSHISHISHENMEHANYINI? WOMENKEYIKANYIXIATAHEFUSHUYUFULIYEJISHUDEGUANXI。SHENMESHIWEIJIFEN,JIUSHIXIANWEIFEN,ZAIJIFEN,FULIYEJISHUYIJINGZUOLEWUXIANWEIFENLE,DUIYINGWUSHUGELISANDEPINLVFENLIANGCHONGJIXINHAODEHE。FULIYEBIANHUANYAOJIEJUEFEIZHOUQIXINHAODEFENXIWENTI,XIANGXIANGZHEIGEFEIZHOUQIXINHAOYESHIYIGEZHOUQIXINHAO: ZHISHIZHOUQIWEIWUQIONGDA,GEPINLVFENLIANGWUQIONGXIAOERYI(FOUZEJIFENDEJIEGUOJIUSHIWUQIONG)。NEIMEWOMENKANDAOFULIYEJISHU,MEIGEFENLIANGCHANGSHUDEQIUJIEGUOCHENG,JIFENDEQUJIANJIUSHICONGTBIANCHENGLEZHENGFUWUQIONGDA。ERYOUYUMEIGEPINLVFENLIANGDECHANGSHUWUQIONGXIAO,NEIMERANGMEIGEFENLIANGDOUQUCHUYIf,JIUDEDAOYOUZHIDESHU—-SUOYIZHOUQIHANSHUDEFULIYEBIANHUANDUIYINGYIDUIMAICHONGHANSHU。TONGLI,GEGEPINLVFENLIANGZHIJIANWUXIANDEJIEJIN,YINWEIfHENXIAO,JISHUZHONGDEf,2f,3fZHIJIANJIHUSHIAIZHEDE,ZUIHOUAIDAOLEYIQI,HEJUANJIYIYANG,ZHEIGEFUSHUPINLVKONGJIANDEJISHUQIUHEZUIZHONGKEYIBIANCHENGYIGEJIFENSHI:FULIYEJISHUBIANCHENGLEFULIYEBIANHUAN。ZHUYIYOUGEGAINIANDEBIANHUA:LISANDEPINLV,MEIGEPINLVDOUYOUYIGE”QUAN”ZHI,ERLIANXUDEFYU,MEIGEPINLVDEJIAQUANZHIDOUSHIWUQIONGXIAO(MIANJI=0),ZHIYOUYIGEPINLVFANWEINEIDE”PINPU”CAIDUIYINGYIDINGDENENGLIANGJIFEN。PINLVDIANBIANCHENGLEPINPUDEXIAN。

来宝嬴棋牌YINCIFULIYEBIANHUANQIUCHULAIDESHIYIGETONGCHANGSHIYIGELIANXUHANSHU,SHIFUSHUPINLVYUSHANGMIANDEKEYIHUACHUTUXIANGDEDONGXI?NEIGEGENHAO2PaiYOUSHISHENME? TAZHISHIWEILEBAOZHENGZHENGBIANHUANFANBIANHUANHUILAIYIHOU,XINHAOBUBIAN。WOMENKEYIRANGZHENGBIANHUANCHUYI2,RANGFANBIANHUANCHUYIPi,ZENMEDOUXING。

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