Andrej Karpathy blog About Hacker's guide to Neural Networks A Survival Guide to a PhD Sep 7, 2016 This guide is patterned after my "Doing well in your courses", a post I wrote a long time ago on some of the tips/tricks I've developed during my…

A Survival Guide to a PhD Sep 7, 2016 This guide is patterned after my “Doing well in your courses”, a post I wrote a long time ago on some of the tips/tricks I’ve developed during my undergrad. I’ve received nice comments about that guide, so in the…

推荐大家一本书尤其是即将读研究生或者研一研二的学生:                                                     A Mathematician‘s  Survival Guide                                                         Graduate School and  Early Career Development                                    …

Github上的1000多本免费电子书重磅来袭!   以前 StackOverFlow 也给出了一个免费电子书列表,现在在Github上可以看到时刻保持更新的列表了. 瞥一眼下面的书籍分类目录,你就能知道这个免费电子书库的含金量了吧.记得一定要看几本,千万别下载了大量书籍而束之高阁! 行动重于空想! Github地址:     https://github.com/vhf/free-programming-books/blob/master/free-programming-books.md I…

Index Ada Agda Alef Android APL Arduino ASP.NET MVC Assembly Language Non-X86 AutoHotkey Autotools Awk Bash Basic BETA C C# C++ Chapel Cilk Clojure COBOL CoffeeScript ColdFusion Cool Coq D Dart DB2 Delphi / Pascal DTrace Elasticsearch Emacs Erlang F#…

今天上午把昨天的想法给中秋发过去了,然后我就开始科普随机森林: 随机森林是一种比较新的机器学习模型.经典的机器学习模型是神经网络,有半个多世纪的历史了.神经网络预测精确,但是计算量很大.上世纪八十年代Breiman等人发明分类树的算法(年Breiman把分类树组合成随机森林(Breiman 2001a),即在变量(列)的使用和数据(行)的使用上进行随机化,生成很多分类树,再汇总分类树的结果.随机森林在运算量没有显著提高的前提下提高了预测精度.随机森林对多元公线性不敏感,结果对缺失数据和非平衡的数…

[it-ebooks]电子书列表   [2014]: Learning Objective-C by Developing iPhone Games || Leverage Xcode and Objective-C to develop iPhone games http://it-ebooks.info/book/3544/Learning Web App Development || Build Quickly with Proven JavaScript Techniques http:…

一.George Stocker 提供了一大串,分类如下: How to Design Programs: An Introduction to Computing and Programming 25 Free Computer Science Ebooks Free Tech Books MindView Inc Wikibooks: Programming Cheat Sheets (Free) CodePlex List of Free E-Books Book Training – O…

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New Books Kindle Fire App Development Essentials iPhone iOS 6 Development Essentials CentOS 6 Essentials iPhone iOS 5 Development Essentials iPad iOS 4 Development Essentials Xcode 4 Edition Red Hat Enterprise Linux 6 Cluster Administration Guide Red…