| dc.description.tableofcontents | 謝辭\n摘要\nAbstract\n目錄\n圖目錄\n表目錄\n1. 緒論-----1\n2. 預備知識與符號定義-----4\n 2.1 預備知識-----4\n 2.2 失去部份訊息的類別資料之概似函數-----5\n 2.3 Dirichlet與Generalized Dirichlet分佈-----6\n3. Bayes法-----8\n 3.1 後驗分佈與參數估計-----8\n 3.2 分解-----12\n 3.2.1 定義與符號-----12\n 3.2.2 Generalized Dirichlet分佈的分解性質-----15\n 3.2.3 後驗分佈的分解性質-----18\n4. Quasi-Bayes法-----31\n 4.1 動機-----31\n 4.2 參數估計-----32\n 4.3 收斂性-----35\n 4.4 模擬討論----Quasi-Bayes法與Bayes法的比較-----35\n 4.4.1 限制條件-----36\n 4.4.2 收斂性-Generalized Dirichlet分佈D(b,G,d),G=I-----37\n 4.4.3 收斂性-Generalized Dirichlet分佈D(b,G,d),G≠I-----44\n 4.4.4 Quasi-Bayes解使用時機-----60\n5. 實例分析-----63\n 5.1 實例一-----63\n 5.2 實例二-----67\n 5.3 實例三-----71\n6. 結論-----74\n附錄一-----76\n附錄二-----78\n參考文獻-----82\n\n圖目錄\n圖4.1 Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.45,0.4,0.15),b=(13.5,12,4.5))-----39\n圖4.2 Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.2),b=(9,12,9))-----40\n圖4.3 Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.7,0.23,0.07),E(u)=(0.675,0.27,0.05),b=(13.5,5.5,1))-----41\n圖4.4 Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.7,0.23,0.07),E(u)=(0.75,0.15,0.1),b=(15,3,2))-----42\n圖4.5 Bayes(B)法和Quasi-Bayes(Q.B.)法之後驗平均數估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.3),det(G)=0.0864,b=(9,12,9))-----46\n圖4.6 Bayes法和Quasi-Bayes法之後驗報告機率估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),r=(0.37,0.31,0.32),det(G)=0.0864,b=(9,12,9))-----47\n圖4.7 Bayes法和Quasi-Bayes法之u後驗平均數估計值與u<sup>(0)</sup>之相對誤差(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.3),det(G)=0.0864,b=(9,12,9))-----47\n圖4.8 Bayes法和Quasi-Bayes法之後驗報告機率估計值與r之相對誤差(當u<sup>(0)</sup>=(0.5,0.3,0.2),r=(0.37,0.31,0.32),det(G)=0.0864,b=(9,12,9))-----48\n圖4.9 Bayes法和Quasi-Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)= (0.3,0.4,0.3),det(G)=0.4158,b=(9,12,9))-----49\n圖4.10 Bayes法和Quasi-Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.4,0.35,0.25),det(G)=0.4158,b=(12,10.5,7.5))-----50\n圖4.11 Bayes法和Quasi-Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.733,0.2,0.067),det(G)=0.0861,b=(22,6,2))-----52\n圖4.12 Bayes法和Quasi-Bayes法之報告機率估計值(當u<sup>(0)</sup>=(0.73,0.197,0.073),r=(0.45,0.29,0.26),det(G)=0.0861,b=(22,6,2))-----52\n圖4.13 Bayes法和Quasi-Bayes法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05),det(G)=0.0861,b=(25.5,3,1,5))-----54\n圖4.14 Bayes法和Quasi-Bayes法之後驗平均數估計值與u<sup>(0)</sup>之相對誤差(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05),det(G)=0.0861,b=(25.5,3,1.5))-----54\n圖4.15 Bayes法和Quasi-Bayes法之報告機率估計值(當u<sup>(0)</sup>=(0.73,0.197,0.073),r=(0.45,0.29,0.26),det(G)=0.0861,b=(25.5,3,1.5))-----55\n圖4.16 Bayes法和Quasi-Bayes法之報告機率估計值與r之相對誤差(當u<sup>(0)</sup>=(0.73,0.197,0.073),r=(0.45,0.29,0.26),det(G)=0.0861,b=(25.5,3,1.5))-----55\n圖4.17 Bayes(B)法和Quasi-Bayes(Q.B.)法之u的後驗平均數估計值(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05),det(G)=0.33983,b=(25.5,3,1.5))-----57\n圖4.18 Bayes法和Quasi-Bayes法之後驗平均數估計值與u<sup>(0)</sup>之相對誤差(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05),det(G)=0.3983,b=(25.5,3,1.5))-----57\n圖4.19 Bayes法和Quasi-Bayes法之報告機率估計值(當u<sup>(0)</sup>=(0.73,0.197.0.073),r=(0.57,0.23,0.20),det(G)=0.3983,b=(25.5,3,1.5))-----58\n圖4.20 Bayes法和Quasi-Bayes法之報告機率估計值與r之相對誤差(當u<sup>(0)</sup>=(0.73,0.197,0.073),r=(0.57,0.23,0.20),det(G)=0.3983,b=(25.5,3,1.5))-----58\n\n表目錄\n表2.1 聯合機率矩陣[μ<sub>ij</sub>]-----5\n表3.1 首m行為對角矩陣之聯合機率矩陣 [μ<sub>ij</sub>]-----19\n表4.1 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.45,0.4,0.15)時)-----39\n表4.2 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.3)時)-----40\n表4.3 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.7,0.23,0.07),E(u)=(0.675,0.27,0.05)時)-----41\n表4.4 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.7,0.23,0.07),E(u)=(0.75,0.15,0.1)時)-----42\n表4.5 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.3))-----46\n表4.6 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.3,0.4,0.3))-----49\n表4.7 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.5,0.3,0.2),E(u)=(0.4,0.35,0.25))-----50\n表4.8 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.733,0.2,0.067))-----51\n表4.9 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05))-----53\n表4.10 u之後驗平均數收斂情形(當u<sup>(0)</sup>=(0.73,0.197,0.073),E(u)=(0.85,0.1,0.05))-----56\n表4.11 g<sub>m</sub>,使得Pr(det(G)≧g)大約大於0.98之最大g值-----62\n表4.12 使得(請參見全文資料),當N<N<sup>*</sup>-----62\n表4.13 (請參見全文資料)-----62\n表5.1 維他命C及感冒與否之列聯表(Pauling [1971])-----64\n表5.2 維他命C及感冒與否的聯合機率矩陣[μ<sub>ij</sub>]-----64\n表5.3 θ(維他命C及感冒與否)的後驗平均數-----65\n表5.4 以分解法計算θ(維他命C及感冒與否)的先驗平均數-----66\n表5.5 以分解法計算θ(維他命C及感冒與否)的後驗平均數-----66\n表5.6 BIE的次數分配表-----68\n表5.7 BIE的聯合機率矩陣[μ<sub>ij</sub>]-----68\n表5.8 θ(BIE)的後驗平均數(標準差)-----69\n表5.9 以分解法計算θ(BIE)的先驗平均數(標準差)-----70\n表5.10 以分解法計算θ(BIE)的後驗平均數(標準差)-----70\n表5.11 齲齒嚴重程度的聯合機率矩陣[μ<sub>ij</sub>]-----73\n表5.12 Quasi-Bayes法與Bayes法之θ(齲齒嚴重程度)的後驗平均數(α=(1,1,1,1,1,1,1))-----73\n表5.13 Quasi-Bayes法與Bayes法之θ(齲齒嚴重程度)的後驗平均數(α<sup>*</sup>=(10,8,10,3.5,4,4,5))-----73 | zh_TW |