• 备忘录


    梯度下降的改进与优化

    http://blog.csdn.net/bupt_wx/article/details/52761751

    https://zhuanlan.zhihu.com/p/21486826

    神奇的sqrt方法

    http://www.cnblogs.com/pkuoliver/archive/2010/10/06/sotry-about-sqrt.html

    机器学习,拉普拉斯降维算法

    http://www.cnblogs.com/lyfruit/articles/3068055.html#3448428

    推荐业务需要关注的点

    http://www.cnblogs.com/flclain/p/4211685.html

    《自己动手写一个推荐系统》

    http://www.cnblogs.com/flclain/archive/2013/03/03/2941397.html

    机器学习中的范数规则化之(一)L0、L1与L2范数

    http://blog.csdn.net/zouxy09/article/details/24971995

    从item-base到svd再到rbm,多种Collaborative Filtering(协同过滤算法)从原理到实现

    http://blog.csdn.net/dark_scope/article/details/17228643 

    c++黑魔法:http://stackoverflow.com/questions/17794569/why-is-vectorbool-not-a-stl-container/17794965#17794965

    GBDT(MART) 迭代决策树入门教程 | 简介:http://blog.csdn.net/w28971023/article/details/8240756

    经典字符串hash函数介绍及性能比较:http://blog.chinaunix.net/uid-24862988-id-5756827.html

    网段不同为什么ping不通:http://www.360doc.com/content/14/0207/17/2469530_350495273.shtml

    安装spark时缺失了hadoop无法运行local模式的原因:http://stackoverflow.com/questions/30906412/noclassdeffounderror-com-apache-hadoop-fs-fsdatainputstream-when-execute-spark-s (那些装了hadoop又不说自己环境的博客不是在坑人么

    spark本地测试(local mode){./bin/spark-submit --master spark://127.0.0.1:7077 examples/src/main/python/wordcount.py /mnt/wangmingzhe/1.txt}   时显示没有配置hdfs时的解决方案:http://stackoverflow.com/questions/40696001/spark-read-csv-by-default-trying-to-read-from-hdfs-how-to-read-local-csv-files

    w3m:http://vaqeteart.iteye.com/blog/1098357

    《Spark 官方文档》监控和工具(chinese):http://ifeve.com/spark-monitor/

    scala学习笔记:http://chaofan.io/scala学习 (炒饭的blog?!

    了解信息增益和决策树:http://www.cnblogs.com/wentingtu/archive/2012/03/24/2416235.html#3635711

    细说业务逻辑(前篇):http://kb.cnblogs.com/page/50470/

    PIL中文手册:https://wenku.baidu.com/view/35feb8bf1a37f111f1855b9d.html

    python图像数组操作与灰度变换:http://blog.csdn.net/sunmc1204953974/article/details/50592754

    python提高效率(优化)的心得总结(不断补充):http://www.cnblogs.com/yd1227/archive/2010/11/23/1885464.html

    Python性能鸡汤:https://www.oschina.net/question/1579_45822

    协同过滤推荐算法:http://www.cnblogs.com/zhangchaoyang/articles/2664366.html

    python的一些坑:https://www.zhihu.com/question/29823322?sort=created

    c++ hash库的比较分析:https://attractivechaos.wordpress.com/2008/08/28/comparison-of-hash-table-libraries/

    哈希字符串的时候可以传入const char *,这样速度快很多,但是必须要容器支持等号判断重载

    google::dense_hash_set<const char*, MurmurStrHasher, eqstr> mp(topn * 2);

    hash函数大全:https://github.com/aappleby/smhasher

    google hash:https://github.com/sparsehash/sparsehash

    c++与python的恩怨:http://blog.csdn.net/nanyu/article/details/6477038

    g++编译相关 http://blog.163.com/xychenbaihu@yeah/blog/static/13222965520101023104745738/

    python2.7 单元测试常用方法:http://blog.csdn.net/sedulousaresy/article/details/38087929

    gtest 中文笔记:http://www.cnblogs.com/coderzh/archive/2009/04/08/1431297.html

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  • 原文地址:https://www.cnblogs.com/wmzisfoolish/p/6515506.html
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