《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 9 Disasters

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 8 Everybody can help the environment

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 7 Leisure Time

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 5 Creative Minds

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 4 Getting Ready for the Future Career

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 3 All Can Succeed

《英语视听》课程教学资源（PPT课件）Step By Step 3000 book 2 Unit 1 Happy Family Life

• Gradient Descent • Convex and Lipschitz • Polyak Step Size • Convergence without Optimal Value • Optimal Time-Varying Step Sizes • Strongly Convex and Lipschitz

私立华联学院：《英文报刊阅读》课程教学资源（练习题，十套）The Gay-Marriage Flap; The Government Is out of Step with Public Opinion同性恋婚姻_The Gay-Marriage Flap; The Government Is out of Step with Public Opinion

1 EM optimization method 1.1 EM algorithm 1.2 Convergence 1.3 Usage in exponential families 1.4 Usage in finite normal mixtures 1.5 Variance estimation 1.5.1 Louis method 1.5.2 SEM algorithm 1.5.3 Bootstrap method 1.5.4 Empirical Information 1.6 EM Variants 1.6.1 Improving the E step 1.6.2 Improving the M step 1.7 Pros and Cons