刚读完一篇paper<Solving the “false positives” problem in fraud prediction>,趁热打铁,做个笔记. 文章下载链接:https://arxiv.org/pdf/1710.07709.pdf 概述 这篇文章是对 bank transaction fraud prediction 场景下的机器学习算法做了优化,优化方法是,使用 Deep Feature Synthesis 自动生成大量的特征,优化后 False Positive Rate…
http://www.agner.org/optimize/#manuals 阅读笔记Optimizing software in C++ 7. The efficiency of different C++ constructs 栈的速度快是因为,总是反复访问同一段地址,如果没有大的数组,肯定实在L1 cahce中. 全局静态区,global,static变量,float constants, string constants, array initializer lists,switch…
