论文研究-DEA有效的最速性.pdf

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论文研究-DEA有效的最速性.pdf,
DEA 53 w(- d(L, (x,y)) d(L,(x, y)) p)+ (0+p ((0+pp ((+p) ((+μp d(L,(x,y)·cu+pu-d(L,(x,y)·+2u (a-d L ( x. y2a+ d L. x y)H) L ww+ u'u ((0+1p (x0,y0)(x,y) n DEA {DMU1,Jo},J0s{1,2,,n} Jo, DMU L1:(-山y+b0=0>0.,>0)L;T T (x0, yo) T,(x0,yo L; T, DEA DEA (x, y) L (x0,yo)T,( L: T DEA d (Li, (x, y) (xo, yo d i d(li, (x, y)),dk= min(d, j (0+压Pk 5=∑小y-D d ((+μ u0.0,62}=6, 8=0=1,0 DEA y) T DEA (u),k} d= dk at uk d W a+ uk uk ∑ λx;+u uf.w+kuk y0= y A y wa+uluk (x0,yo)T,( DEA dk= mindif (x,y) DEA L 54 199711 d= de aa+ul x,y)+d·c w u+ ulu (+p (x0,y0) (x,y) L a (,p (=(),,(m)>0,Q2=( (m)>0 (()+p·a(+pkp LU + d +δ ()+p ()+p )-/(y+ )+b 0+P四 uf u+ uk u yx-uly+ s d ((+}k) afa+ u a+ f uk aa+ uku ((0+{k af a+ Hu;.aa+ ui, dk= min d; jJo DEA d (01+Pk dk k Jo,(x 0, yo DMUo, DMUO DEA 0,k>0),h DMU DEA y;+6 DEA 55 1. DMUo DEA {d;} DMUo (x,y) DMU(=0, l,, n) DEA DEA (x,y) DEA (xo, yo) T,(,y) DEA DEA DEA (P) DEA LDMU,j J0: L x-py+Oμ0 3) dk= min(dil, (x0,y0); 0)T 3,(x T DEA (x0,y0)∈T, DEA 12|345 2 1,2,35DEA (C2GS2), 1,2,3 DEA L1:3x-2y-1=0 DEA 4y+8=0, λ0,j=1, T {d,d3}=d L (1.39,1.58)T 2 T DEA (1.39,1.58) (5,2)T,min{d1,d3} (4.7,3.18)∈ (5,2) 17 DEA (4.7,3.18) 1 Charnes A, Cooper W Wand Rhodes E Measuring t he efficiency of decision making units. European Journal of o perateio nal research, 1978, 2. (DEA) 1994.2 DEA 1988 DEA (CGS) 1996,(2) DEA 1990,(4)

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