报告人:蒋心为 报告日期:2012.9.26 文章信息:We nyuan Dai,et al, 2007,'Boosting for Transfer Learning', International Conference on Machine Learning 文章简介与个人心得: Problem: 利用同分布数据和不同分布数据来学习一个高质量的分类器 Motivation:本文指出很多数据已经“out-of-date”,即数据 ...
相关PPT下载详见 “视觉计算研究论坛”「SIGVC BBS」: http://www.sigvc.org/bbs/thread-46-1-2.html 包含两个PPT: Least Absolute Shrinkage and Selection Operator LASSO Homotopy and its relations with LAR
Problem Methods -Akaike Information Criterion (AIC) -Bayesian Information Criterion (BIC) -Cross-Validation (CV) -Generalized Cross-Validation (GCV) -Stein’s Unbiased Estimate of Risk (SURE) Conclusion 偏差-方差分解,模型拟合与预测之间的关系 Loss of information: 用我们估计得到的模型 ...