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摘要: 235. Lowest Common Ancestor of a Binary Search Tree 235. Lowest Common Ancestor of a Binary Search Tree Total Accepted: 77021 Total Submissions: 20526 阅读全文
posted @ 2016-06-29 11:21 Deribs4 阅读(203) 评论(0) 推荐(0) 编辑
摘要: 236. Lowest Common Ancestor of a Binary Tree 236. Lowest Common Ancestor of a Binary Tree Total Accepted: 47687 Total Submissions: 165435 Difficulty:  阅读全文
posted @ 2016-06-29 10:48 Deribs4 阅读(142) 评论(0) 推荐(0) 编辑
摘要: 172. Factorial Trailing Zeroes 172. Factorial Trailing Zeroes Total Accepted: 63051 Total Submissions: 188884 Difficulty: Easy Given an integer n, ret 阅读全文
posted @ 2016-06-28 20:27 Deribs4 阅读(137) 评论(0) 推荐(0) 编辑
摘要: 233. Number of Digit One Total Accepted: 20083 Total Submissions: 79485 Difficulty: Hard 233. Number of Digit One Given an integer n, count the total 阅读全文
posted @ 2016-06-28 20:02 Deribs4 阅读(217) 评论(0) 推荐(0) 编辑
摘要: 368. Largest Divisible Subset 368. Largest Divisible Subset Total Accepted: 864 Total Submissions: 2728 Difficulty: Medium Given a set of distinct pos 阅读全文
posted @ 2016-06-28 17:09 Deribs4 阅读(508) 评论(0) 推荐(0) 编辑
摘要: 214. Shortest Palindrome 214. Shortest Palindrome Total Accepted: 21546 Total Submissions: 105732 Difficulty: Hard Given a string S, you are allowed t 阅读全文
posted @ 2016-06-26 20:38 Deribs4 阅读(168) 评论(0) 推荐(0) 编辑
摘要: 5. Longest Palindromic Substring Total Accepted: 128442 Total Submissions: 539273 Difficulty: Medium Given a string S, find the longest palindromic su 阅读全文
posted @ 2016-06-25 22:05 Deribs4 阅读(166) 评论(0) 推荐(0) 编辑
摘要: 系统:64位Win-7 官网压缩包:mysql-5.7.12-winx64.zip 前后花了一些时间,以前都是下载软件直接安装在本地,现在这个不一样,下载压缩包后要解压缩到安装目录,然后在控制台下配置服务。 整体的流程如下: 1. 下载: 到http://dev.mysql.com/download 阅读全文
posted @ 2016-04-21 00:38 Deribs4 阅读(4989) 评论(0) 推荐(0) 编辑
摘要: 简单地看了一些入门的资料。 随机森林似乎和CART有些联系。 随机森林的算法步骤: 1. 利用自助法(Bootstrap)从原始训练集中生成k个自助样本集,每个自助样本集是每棵分类树的全部训练数据。自助法(Bootstrap):从原始的样本容量为N的训练集合中随机抽取N个样本生成新的训练集,抽样的方 阅读全文
posted @ 2016-04-19 23:54 Deribs4 阅读(876) 评论(0) 推荐(0) 编辑
摘要: 3 Types of Learning3.1 Learning with Different Output Space Y 从输出空间类型的角度分类机器学习的方法。 1. 二元分类(Binary Classification):输出标签是离散的,二类的。 2. 多元分类(Multiclass Cla 阅读全文
posted @ 2016-04-18 16:49 Deribs4 阅读(368) 评论(0) 推荐(0) 编辑
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