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銆銆鍌呯珛鍙跺彉鎹㈡槸鏁板瓧淇″彿澶勭悊棰嗗煙涓縐嶅緢閲嶈鐨勭畻娉曘傝鐭ラ亾鍌呯珛鍙跺彉鎹㈢畻娉曠殑鎰忎箟錛岄鍏堣浜?jiǎn)瑙e倕绔嬪彾鍘熺悊鐨勬剰涔夈傚倕绔嬪彾鍘熺悊琛ㄦ槑錛氫換浣曡繛緇祴閲忕殑鏃跺簭鎴栦俊鍙鳳紝閮藉彲浠ヨ〃紺轟負(fù)涓嶅悓棰戠巼鐨勬寮︽嘗淇″彿鐨勬棤闄愬彔鍔犮傝屾牴鎹鍘熺悊鍒涚珛鐨勫倕绔嬪彾鍙樻崲綆楁硶鍒╃敤鐩存帴嫻嬮噺鍒扮殑鍘熷淇″彿錛屼互绱姞鏂瑰紡鏉ヨ綆楄淇″彿涓笉鍚屾寮︽嘗淇″彿鐨勯鐜囥佹尟騫呭拰鐩鎬綅銆?/span>
鍜屽倕绔嬪彾鍙樻崲綆楁硶瀵瑰簲鐨勬槸鍙嶅倕绔嬪彾鍙樻崲綆楁硶銆傝鍙嶅彉鎹粠鏈川涓婅涔熸槸涓縐嶇瘡鍔犲鐞嗭紝榪欐牱灝卞彲浠ュ皢鍗曠嫭鏀瑰彉鐨勬寮︽嘗淇″彿杞崲鎴愪竴涓俊鍙楓?br />鍥犳錛屽彲浠ヨ錛屽倕绔嬪彾鍙樻崲灝嗗師鏉ラ毦浠ュ鐞嗙殑鏃跺煙淇″彿杞崲鎴愪簡(jiǎn)鏄撲簬鍒嗘瀽鐨勯鍩熶俊鍙鳳紙淇″彿鐨勯璋憋級(jí)錛屽彲浠ュ埄鐢ㄤ竴浜涘伐鍏峰榪欎簺棰戝煙淇″彿榪涜澶勭悊銆佸姞宸ャ傛渶鍚庤繕鍙互鍒╃敤鍌呯珛鍙跺弽鍙樻崲灝嗚繖浜涢鍩熶俊鍙鋒崲鎴愭椂鍩熶俊鍙楓?/span>
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鍦ㄦ暟瀛﹂鍩燂紝灝界鏈鍒濆倕绔嬪彾鍒嗘瀽鏄綔涓虹儹榪囩▼鐨勮В鏋愬垎鏋愮殑宸ュ叿錛屼絾鏄叾鎬濇兂鏂規(guī)硶浠嶇劧鍏鋒湁鍏稿瀷鐨勮繕鍘熻鍜屽垎鏋愪富涔夌殑鐗瑰緛銆?span style="margin: 0px">"浠繪剰"鐨勫嚱鏁伴氳繃涓瀹氱殑鍒嗚В錛岄兘鑳藉琛ㄧず涓烘寮﹀嚱鏁扮殑綰挎х粍鍚堢殑褰㈠紡錛岃屾寮﹀嚱鏁板湪鐗╃悊涓婃槸琚厖鍒嗙爺絀惰岀浉瀵圭畝鍗曠殑鍑芥暟綾伙細(xì)1. 鍌呯珛鍙跺彉鎹㈡槸綰挎х畻瀛?span style="margin: 0px">,鑻ヨ祴浜堥傚綋鐨勮寖鏁?span style="margin: 0px">,瀹冭繕鏄厜綆楀瓙;2. 鍌呯珛鍙跺彉鎹㈢殑閫嗗彉鎹㈠鏄撴眰鍑?span style="margin: 0px">,鑰屼笖褰㈠紡涓庢鍙樻崲闈炲父綾諱技;3. 姝e雞鍩哄嚱鏁版槸寰垎榪愮畻鐨勬湰寰佸嚱鏁?span style="margin: 0px">,浠庤屼嬌寰楃嚎鎬у井鍒嗘柟紼嬬殑姹傝В鍙互杞寲涓哄父緋繪暟鐨勪唬鏁版柟紼嬬殑姹傝В.鍦ㄧ嚎鎬ф椂涓嶅彉鏉傜殑鍗風(fēng)Н榪愮畻涓虹畝鍗曠殑涔樼Н榪愮畻,浠庤屾彁渚涗簡(jiǎn)璁$畻鍗風(fēng)Н鐨勪竴縐嶇畝鍗曟墜孌?span style="margin: 0px">;5. 紱繪暎褰㈠紡鐨勫倕绔嬪彾鐨勭墿鐞嗙郴緇熷唴,棰戠巼鏄釜涓嶅彉鐨勬ц川,浠庤岀郴緇熷浜庡鏉傛縺鍔辯殑鍝嶅簲鍙互閫氳繃緇勫悎鍏跺涓嶅悓棰戠巼姝e雞淇″彿鐨勫搷搴旀潵鑾峰彇;錛?span style="margin: 0px">. 钁楀悕鐨勫嵎縐畾鐞嗘寚鍑?span style="margin: 0px">:鍌呯珛鍙跺彉鎹㈠彲浠ュ寲澶嶅彉鎹㈠彲浠ュ埄鐢ㄦ暟瀛楄綆楁満蹇熺殑綆楀嚭(鍏剁畻娉曠О涓哄揩閫熷倕绔嬪彾鍙樻崲綆楁硶(FFT))銆?/span>
姝f槸鐢變簬涓婅堪鐨勮壇濂芥ц川,鍌呴噷鍙跺彉鎹㈠湪鐗╃悊瀛︺佹暟璁恒佺粍鍚堟暟瀛︺佷俊鍙峰鐞嗐佹鐜囥佺粺璁°佸瘑鐮佸銆佸0瀛︺佸厜瀛︾瓑棰嗗煙閮芥湁鐫騫挎硾鐨勫簲鐢ㄣ?/span>
2銆?span style="background-image: none; background-color: yellow; margin: 0px; background-attachment: scroll; background-position: 0% 50%; background-origin: initial; background-clip: initial">鍥懼儚鍌呯珛鍙跺彉鎹㈢殑鐗╃悊鎰忎箟
鍥懼儚鐨勯鐜囨槸琛ㄥ緛鍥懼儚涓伆搴﹀彉鍖栧墽鐑堢▼搴︾殑鎸囨爣錛屾槸鐏板害鍦ㄥ鉤闈㈢┖闂翠笂鐨勬搴︺傚錛氬ぇ闈㈢Н鐨勬矙婕犲湪鍥懼儚涓槸涓鐗囩伆搴﹀彉鍖栫紦鎱㈢殑鍖哄煙錛屽搴旂殑棰戠巼鍊煎緢浣庯紱鑰屽浜庡湴琛ㄥ睘鎬у彉鎹㈠墽鐑堢殑杈圭紭鍖哄煙鍦ㄥ浘鍍忎腑鏄竴鐗囩伆搴﹀彉鍖栧墽鐑堢殑鍖哄煙錛屽搴旂殑棰戠巼鍊艱緝楂樸傚倕绔嬪彾鍙樻崲鍦ㄥ疄闄呬腑鏈夐潪甯告槑鏄劇殑鐗╃悊鎰忎箟錛岃f鏄竴涓兘閲忔湁闄愮殑妯℃嫙淇″彿錛屽垯鍏跺倕绔嬪彾鍙樻崲灝辮〃紺?span style="margin: 0px">f鐨勮氨銆備粠綰補(bǔ)鐨勬暟瀛︽剰涔変笂鐪嬶紝鍌呯珛鍙跺彉鎹㈡槸灝嗕竴涓嚱鏁拌漿鎹負(fù)涓緋誨垪鍛ㄦ湡鍑芥暟鏉ュ鐞嗙殑銆備粠鐗╃悊鏁堟灉鐪嬶紝鍌呯珛鍙跺彉鎹㈡槸灝嗗浘鍍忎粠絀洪棿鍩熻漿鎹㈠埌棰戠巼鍩燂紝鍏墮嗗彉鎹㈡槸灝嗗浘鍍忎粠棰戠巼鍩熻漿鎹㈠埌絀洪棿鍩熴傛崲鍙ヨ瘽璇達(dá)紝鍌呯珛鍙跺彉鎹㈢殑鐗╃悊鎰忎箟鏄皢鍥懼儚鐨勭伆搴﹀垎甯冨嚱鏁板彉鎹負(fù)鍥懼儚鐨勯鐜囧垎甯冨嚱鏁幫紝鍌呯珛鍙墮嗗彉鎹㈡槸灝嗗浘鍍忕殑棰戠巼鍒嗗竷鍑芥暟鍙樻崲涓虹伆搴﹀垎甯冨嚱鏁?/span>
鍌呯珛鍙跺彉鎹互鍓嶏紝鍥懼儚錛堟湭鍘嬬緝鐨勪綅鍥撅級(jí)鏄敱瀵瑰湪榪炵畫(huà)絀洪棿錛堢幇瀹炵┖闂達(dá)級(jí)涓婄殑閲囨牱寰楀埌涓緋誨垪鐐圭殑闆嗗悎錛屾垜浠範(fàn)鎯敤涓涓簩緇寸煩闃佃〃紺虹┖闂翠笂鍚勭偣錛屽垯鍥懼儚鍙敱z=f(x,y)鏉ヨ〃紺恒傜敱浜庣┖闂存槸涓夌淮鐨勶紝鍥懼儚鏄簩緇寸殑錛屽洜姝ょ┖闂翠腑鐗╀綋鍦ㄥ彟涓涓淮搴︿笂鐨勫叧緋誨氨鐢辨搴︽潵琛ㄧず錛岃繖鏍鋒垜浠彲浠ラ氳繃瑙傚療鍥懼儚寰楃煡鐗╀綋鍦ㄤ笁緇寸┖闂翠腑鐨勫搴斿叧緋匯?br style="margin: 0px" />涓轟粈涔堣鎻愭搴︼紵鍥犱負(fù)瀹為檯涓婂鍥懼儚榪涜浜岀淮鍌呯珛鍙跺彉鎹㈠緱鍒伴璋卞浘錛屽氨鏄浘鍍忔搴︾殑鍒嗗竷鍥撅紝褰撶劧棰戣氨鍥句笂鐨勫悇鐐逛笌鍥懼儚涓婂悇鐐瑰茍涓嶅瓨鍦ㄤ竴涓瀵瑰簲鐨勫叧緋伙紝鍗充嬌鍦ㄤ笉縐婚鐨勬儏鍐典笅涔熸槸娌℃湁銆傚倕绔嬪彾棰戣氨鍥句笂鎴戜滑鐪嬪埌鐨勬槑鏆椾笉涓鐨勪寒鐐癸紝瀹為檯涓婂浘鍍忎笂鏌愪竴鐐逛笌閭誨煙鐐瑰樊寮傜殑寮哄急錛屽嵆姊害鐨勫ぇ灝忥紝涔熷嵆璇ョ偣鐨勯鐜囩殑澶у皬錛堝彲浠ヨ繖涔堢悊瑙o紝鍥懼儚涓殑浣庨閮ㄥ垎鎸囦綆姊害鐨勭偣錛岄珮棰戦儴鍒嗙浉鍙嶏級(jí)銆備竴鑸潵璁詫紝姊害澶у垯璇ョ偣鐨勪寒搴﹀己錛屽惁鍒欒鐐逛寒搴﹀急銆傝繖鏍烽氳繃瑙傚療鍌呯珛鍙跺彉鎹㈠悗鐨勯璋卞浘錛屼篃鍙姛鐜囧浘錛屾垜浠鍏堝氨鍙互鐪嬪嚭錛屽浘鍍忕殑鑳介噺鍒嗗竷錛屽鏋滈璋卞浘涓殫鐨勭偣鏁版洿澶氾紝閭d箞瀹為檯鍥懼儚鏄瘮杈冩煍鍜岀殑錛堝洜涓哄悇鐐逛笌閭誨煙宸紓閮戒笉澶э紝姊害鐩稿杈冨皬錛夛紝鍙嶄箣錛屽鏋滈璋卞浘涓寒鐨勭偣鏁板錛岄偅涔堝疄闄呭浘鍍忎竴瀹氭槸灝栭攼鐨勶紝杈圭晫鍒嗘槑涓旇竟鐣屼袱杈瑰儚绱犲樊寮傝緝澶х殑銆傚棰戣氨縐婚鍒板師鐐逛互鍚庯紝鍙互鐪嬪嚭鍥懼儚鐨勯鐜囧垎甯冩槸浠ュ師鐐逛負(fù)鍦嗗績(jī)錛屽縐板垎甯冪殑銆傚皢棰戣氨縐婚鍒板渾蹇?jī)闄や簡(jiǎn)鍙互娓呮櫚鍦扮湅鍑哄洃謨忛鐜囧垎甯冧互澶栧Q岃繕鏈変竴涓ソ澶勶紝瀹冨彲浠ュ垎紱誨嚭鏈夊懆鏈熸ц寰嬬殑騫叉壈淇″彿錛屾瘮濡傛寮﹀共鎵幫紝涓鍓甫鏈夋寮﹀共鎵幫紝縐婚鍒板師鐐圭殑棰戣氨鍥句笂鍙互鐪嬪嚭闄や簡(jiǎn)涓績(jī)浠ュ榪樺瓨鍦ㄤ互鏌愪竴鐐逛負(fù)涓績(jī)錛屽縐板垎甯冪殑浜偣闆嗗悎錛岃繖涓泦鍚堝氨鏄共鎵板櫔闊充駭鐢熺殑錛岃繖鏃跺彲浠ュ緢鐩磋鐨勯氳繃鍦ㄨ浣嶇疆鏀劇疆甯﹂樆婊ゆ嘗鍣ㄦ秷闄ゅ共鎵?/span>
鍙﹀鎴戣繕鎯寵鏄庝互涓嬪嚑鐐癸細(xì)
1銆?/span>鍥懼儚緇忚繃浜岀淮鍌呯珛鍙跺彉鎹㈠悗錛屽叾鍙樻崲緋繪暟鐭╅樀琛ㄦ槑錛?/span>
鑻ュ彉鎹㈢煩闃?/span>Fn鍘熺偣璁懼湪涓績(jī)錛屽叾棰戣氨鑳介噺闆嗕腑鍒嗗竷鍦ㄥ彉鎹㈢郴鏁扮煭闃電殑涓績(jī)闄勮繎(鍥句腑闃村獎(jiǎng)鍖?/span>)銆傝嫢鎵鐢ㄧ殑浜岀淮鍌呯珛鍙跺彉鎹㈢煩闃?/span>Fn鐨勫師鐐硅鍦ㄥ乏涓婅錛岄偅涔堝浘鍍忎俊鍙瘋兘閲忓皢闆嗕腑鍦ㄧ郴鏁扮煩闃電殑鍥涗釜瑙掍笂銆傝繖鏄敱浜岀淮鍌呯珛鍙跺彉鎹㈡湰韜ц川鍐沖畾鐨勩傚悓鏃朵篃琛ㄦ槑涓鑲″浘鍍忚兘閲忛泦涓綆棰戝尯鍩熴?/span>
2 銆佸彉鎹箣鍚庣殑鍥懼儚鍦ㄥ師鐐瑰鉤縐諱箣鍓嶅洓瑙掓槸浣庨錛屾渶浜紝騫崇Щ涔嬪悗涓棿閮ㄥ垎鏄綆棰戯紝鏈浜紝浜害澶ц鏄庝綆棰戠殑鑳介噺澶э紙騫呰姣旇緝澶э級(jí)