摘要: 转自:https://blog.csdn.net/u012162613/article/details/45920827 1.思想 t-SNE(t-distributed stochastic neighbor embedding)是用于降维的一种机器学习算法,是由 Laurens van der 阅读全文
posted @ 2019-01-19 17:21 lypbendlf 阅读(6245) 评论(0) 推荐(0) 编辑
摘要: 转自:https://stats.stackexchange.com/questions/93569/why-is-logistic-regression-a-linear-classifier 1.提问 Since we are using the logistic function to tra 阅读全文
posted @ 2019-01-19 13:19 lypbendlf 阅读(713) 评论(0) 推荐(0) 编辑
摘要: 转自:https://baike.baidu.com/item/%E6%AE%8B%E5%B7%AE/5162512#1 https://blog.csdn.net/mengjizhiyou/article/details/82216278 1.定义 在回归模型 中,假定 的期望值为0,方差相等且服 阅读全文
posted @ 2019-01-19 12:33 lypbendlf 阅读(2198) 评论(0) 推荐(0) 编辑