wdcbm.m
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- % WDCBM 丂Birge-Massart朄傪巊偭偰丄僂僃乕僽儗僢僩1師尦嶨壒彍嫀傑偨偼埑弅偵懳墳偡
- % 傞僗儗僢僔儏儂乕儖僪傪峴偄傑偡丅
- % [THR,NKEEP] = WDCBM(C,L,ALPHA,M) 偼丄Birge-Massart 朄傪梡偄偨僂僃乕僽儗僢僩學
- % 悢偺慖戰婯懃偵傛偭偰摼傜傟傞嶨壒彍嫀丄傑偨偼埑弅偵娭偟偰丄儗儀儖偵埶懚偵偡傞僗
- % 儗僢僔儏儂乕儖僪抣 THR偲學悢偺悢傪曐帩偡傞 NKEEP 傪弌椡偟傑偡丅
- %
- % [C,L] 偼丄儗儀儖 J0 = length(L)-2 偵偍偄偰嶨壒彍嫀丄傑偨偼埑弅偝傟偨怣崋偺僂僃
- % 乕僽儗僢僩暘夝峔憿偱偡丅ALPHA 偼丄1傛傝戝偒偄幚悢偱側偗傟偽側傝傑偣傫丅揟宆揑
- % 偵偼丄埑弅偺応崌丄ALPHA = 1.5偱丄嶨壒彍嫀偺応崌偼丄ALPHA = 3偲側傝傑偡丅M 偼惓
- % 偺惍悢偱丄揟宆揑偵偼丄傕偭偲傕慹偄 Approximation 學悢偺挿偝傪2偱妱偭偨抣 M = L
- % (1)/2 偲側傝傑偡丅
- %
- % THR 偼丄挿偝 J0 偺儀僋僩儖偱丄THR(:,I) 偼丄儗儀儖 I 偵懳偟偰摼傜傟傞僗儗僢僔儏
- % 儂乕儖僪抣偱偡丅NKEEP 偼丄挿偝 J0 偺儀僋僩儖偱丄NKEEP(:,I) 偼丄儗儀儖 I 偱曐帩
- % 偝傟傞學悢偺悢偱偡丅
- %
- % Birge-Massart 偺榑暥傪嶲徠偡傞偲丄J0 偼 J0+1 偲側偭偰偄傑偡丅J0丄M丄ALPHA丂偑丄
- % 偙偺庤朄傪掕媊晅偗傞偙偲偵側傝傑偡丅
- % - 儗儀儖 J0+1(媦傃傛傝慹偄儗儀儖)偱偼丄偡傋偰偺傕偺偑曐帩偝傟傑偡丅
- % - 1偐傜 J0 傑偱偺斖埻偵偁傞儗儀儖 J 偵偍偄偰丄傛傝戝偒偄學悢偱偁傞 nj 偼丄nj
- % = M/(J0+1-j)^ALPHA 偵曐偨傟傑偡丅M 偼挷惍僷儔儊乕僞(僨僼僅儖僩抣傪嶲徠)偱
- % 偡丅
- %
- % WDCBM(C,L,ALPHA) 偼丄WDCBM(C,L,ALPHA,L(1)/2) 偲摍壙偱偡丅
- %
- % 嶲峫暥專丗 L. Birge, P. Massart, "From model selection to
- % adaptive estimation", in Festschrift for Lucien Le Cam,
- % D. Pollard, E. Torgersen, G.L. Yang editors, Springer,
- % 1997, p. 55-87
- %
- % 嶲峫丗 WDEN, WDENCMP, WPDENCMP.
- % Copyright 1995-2002 The MathWorks, Inc.