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銆�銆�婵�鍏夊師鐞嗭細
銆�銆�鐢�(ch菐n)鐢熸縺鍏夌殑涓夊�嬫浠舵槸:瀵︾従(xi脿n)绮掑瓙鏁�(sh霉)鍙嶈綁(zhu菐n),婊胯冻闁惧�兼浠跺拰璜ф尟姊濅欢.
銆�銆�鐢�(ch菐n)鐢熷厜鐨勫彈婵�鐧�(f膩)灏勭殑棣栬姊濅欢鏄矑瀛愭暩(sh霉)鍙嶈綁(zhu菐n),鍦ㄥ崐灏�(d菐o)楂斾腑灏辨槸瑕佹妸鍍瑰付鍏�(n猫i)鐨勯浕瀛愭娊閬嬪埌灏�(d菐o)甯�.鐐轰簡鐛插緱闆㈠瓙鏁�(sh霉)鍙嶈綁(zhu菐n),閫氬父閲囩敤閲嶆懟闆滅殑 P 鍨嬪拰 N 鍨嬫潗鏂欐(g貌u)鎴� PN 绲�(ji茅),閫欐ǎ,鍦ㄥ鍔犻浕澹撲綔鐢ㄤ笅,鍦ㄧ祼(ji茅)鍗�(q奴)闄勮繎灏� 鍑虹従(xi脿n)浜嗛洟瀛愭暩(sh霉)鍙嶈綁(zhu菐n)鈥斿湪楂樿不绫宠兘绱� EFC 浠ヤ笅灏�(d菐o)甯朵腑璨瓨钁楅浕瀛�,鑰屽湪浣庤不绫宠兘绱� EFV 浠ヤ笂鐨� 鍍瑰付涓帛瀛樿憲绌虹┐.瀵︾従(xi脿n)绮掑瓙鏁�(sh霉)鍙嶈綁(zhu菐n)鏄敘(ch菐n)鐢熸縺鍏夌殑蹇呰姊濅欢,浣嗕笉鏄厖鍒嗘浠�.瑕佺敘(ch菐n)鐢熸縺鍏�锛岄倓瑕佹湁鎼嶈�楁サ灏忕殑璜ф尟鑵�,璜ф尟鑵旂殑涓昏閮ㄥ垎鏄叐鍊嬩簰鐩稿钩琛岀殑鍙嶅皠閺�,婵�娲荤墿璩�(zh矛)鎵�鐧�(f膩)鍑虹殑鍙楁縺杓诲皠鍏夊湪鍏╁�嬪弽灏勯彙涔嬮枔渚嗗洖鍙嶅皠,涓嶆柗寮曡捣鏂扮殑鍙楁縺杓诲皠,浣垮叾涓嶆柗琚斁澶�.鍙湁鍙楁縺杓诲皠鏀惧ぇ鐨勫鐩婂ぇ浜庢縺鍏夊櫒鍏�(n猫i)鐨勫悇绋悕鑰�,鍗虫豢瓒充竴瀹氱殑闁惧�兼浠�:
銆�銆�P1P2exp(2G - 2A) 鈮� 1 (P1,P2 鏄叐鍊嬪弽灏勯彙鐨勫弽灏勭巼,G 鏄縺娲讳粙璩�(zh矛)鐨勫鐩婄郴鏁�(sh霉),A 鏄粙璩�(zh矛)鐨勬悕鑰楃郴鏁�(sh霉),exp 鐐哄父鏁�(sh霉)),
銆�銆�鎵嶈兘杓稿嚭绌�(w臎n)瀹氱殑婵�鍏�,鍙︿竴鏂归潰,婵�鍏夊湪璜ф尟鑵斿収(n猫i)渚嗗洖鍙嶅皠,鍙湁閫欎簺鍏夋潫鍏╁叐 涔嬮枔鍦ㄨ几鍑虹鐨勭浉浣嶅樊 螖褎 =2q蟺 q=1,2,3,4....鏅�,鎵嶈兘鍦ㄨ几鍑虹鐢�(ch菐n)鐢熷姞寮峰共娑�, 杓稿嚭绌�(w臎n)瀹氭縺鍏�.瑷�(sh猫)璜ф尟鑵旂殑闀峰害鐐� L,婵�娲讳粙璩�(zh矛)鐨勬姌灏勭巼鐐� N,鍓� 螖褎=(2蟺/位)2NL=4蟺N(Lf/c)=2q蟺, 涓婂紡鍙寲鐐� f=qc/2NL 瑭插紡绋辩偤璜ф尟姊濅欢,瀹冭〃鏄庤鎸厰闀峰害 L 鍜屾姌灏勭巼 N 纰哄畾浠ュ悗,鍙� 鏈夋煇浜涚壒瀹氶牷鐜囩殑鍏夋墠鑳藉舰鎴愬厜鎸暕,杓稿嚭绌�(w臎n)瀹氱殑婵�鍏�銆�
銆�銆�婵�鍏夌瓎鎸夌櫦(f膩)鍑虹殑鍏夎壊涓嶅悓鍒嗙偤缍犲厜婵�鍏夌瓎锛岀磪鍏夋縺鍏夌瓎鍜岃棈绱厜婵�鍏夌瓎銆傚叾涓互绱呭厜婵�鍏夌瓎鏈�甯歌锛屽児鏍间篃寤夈��
銆�銆�婵�鍏夌瓎鑸囬仚鎺у櫒鐨勫崁(q奴)鍒�
銆�銆�婵�鍏夌瓎鐨勫彈婵�鐧�(f膩)灏勯渶瑕佷笁鍊嬫浠�:婵�鍏夋潗鏂�,绮掑瓙鏁�(sh霉)鍙嶈綁(zhu菐n)鍒嗗竷鍜岃鎸厰.閫欎笁鍊嬫浠朵竴鍊嬩笉鑳藉皯.鐧�(f膩)鍑虹殑鍏夋槸鍠壊鐩稿共鍏�.
銆�銆�鑰岄仚鎺у櫒鏄埄鐢ㄦ鍚戝亸缃� PN 绲�(ji茅)涓浕瀛愯垏绌虹┐鐨勮蓟灏勫京(f霉)鍚堢櫦(f膩)鍏夌殑,鏄嚜鐧�(f膩)杓诲皠鐧�(f膩)鍏�,涓嶉渶瑕佽純楂樼殑娉ㄥ叆闆绘祦鐢�(ch菐n)鐢熺矑瀛愭暩(sh霉)鍙嶈綁(zhu菐n)鍒嗗竷,涔熶笉闇�瑕佸厜瀛�(xu茅)璜ф尟鑵�,鐧�(f膩)灏勭殑鏄潪鐩稿共鍏�.
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銆�銆�鈥滅炕闋佲�濆姛鑳斤細涓昏鏄牴鎿�(j霉)涓婅鐨勯渶瑕佸彲浠ヤ护灞忔懝榛戝睆锛屽畬鎴愪笂瑾插収(n猫i)瀹圭殑杞�(zhu菐n)鎻涳紝閫插叆涓嬩竴鍊嬬挵(hu谩n)绡�(ji茅)鐨勮绋嬪収(n猫i)瀹�銆�
銆�銆�鈥滈浕瀛愭暀闉�濆姛鑳斤細涓昏瀵︾従(xi脿n)灏嶄笂瑾插収(n猫i)瀹圭殑瀛樺劜銆佹娉�銆佹縺鍏夋寚绀�锛屽彲浠ュ皪璎涜鐨勫収(n猫i)瀹归�茶鍦堟敞銆�
銆�銆�鈥滄寚鏄熲�濆姛鑳斤細 缍犲厜婵�鍏夌瓎鑳藉湪澶滅┖涓櫦(f膩)鍑轰竴姊濊��鐪肩殑缍犺壊鍏夋潫锛岃兘杓曟槗鍚戝懆鍦嶄汉澹寚绀烘槦鏄熺殑浣嶇疆銆�
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