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如何选择机器学习算法 - 数据 & AI - 清泛网 - 专注C/C++及内核技术

... 当然,如果你真心在乎准确率,最好的途径就是测试一堆各式各样的算法(同时确保在每个算法上也测试不同的参数),最后选择在交叉验证中表现最好的。jmp0xf 译自Edwin Chen How do you know what machine learning algorithm to choose for ...
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What is the difference between JavaScript and ECMAScript?

...Script is the most popular implementation of the ECMAScript Standard. The core features of Javascript are based on the ECMAScript standard,  but Javascript also has other additional features that are not in the ECMA specifications/standard. ActionScript and JScript are other l...
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如何选择机器学习算法 - 数据 & AI - 清泛网移动版 - 专注C/C++及内核技术

... 当然,如果你真心在乎准确率,最好的途径就是测试一堆各式各样的算法(同时确保在每个算法上也测试不同的参数),最后选择在交叉验证中表现最好的。jmp0xf 译自Edwin Chen How do you know what machine learning algorithm to choose for ...
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搭建高可用mongodb集群(三)—— 深入副本集内部机制 - 数据 & AI - 清...

..., pick the server with the highest maxLocalOpOrdinal as the Primary. 致翻译过来为使用一致协议选择主节点。基本步骤为: 得到每个服务器节点的最后操作时间戳。每个mongodb都有oplog机制会记录本机的操作,方便和主服务器进行对比...
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重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...

...也是写书时放在前言之后那5页的入门示例的水平。所以小牛牛们就可以略过不看啦:)。笔者还想证明&正名,c++可不单单是“有类的C”!!(投最好的语言,我会给c++一票的!...冲动了,好像有点儿虚) 软件架构师装B神...
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How does one unit test routes with Express?

...s is to maintain a lot of separation between the request handlers and your core logic. Thus, your application logic should be in separate modules that can be required and unit tested, and have minimal dependence on the Express Request and Response classes as such. Then in the request handlers you...
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海量数据相似度计算之simhash和海明距离 - 数据 & AI - 清泛网 - 专注C/C++及内核技术

...相似度计算之simhash和海明距离通过采集系统我们采集了量文本数据,但是文本中有很多重复数据影响我们对于结果的分析。分析前我们需要对这些数据去除重复,如何选择和设 通过 采集系统 我们采集了量文本数据,但是...
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jQuery Event Keypress: Which key was pressed?

...re using jQuery UI you have translations for common key codes. In ui/ui/ui.core.js: $.ui.keyCode = { ... ENTER: 13, ... }; There's also some translations in tests/simulate/jquery.simulate.js but I could not find any in the core JS library. Mind you, I merely grep'ed the sources. May...
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Deep Learning(深度学习)学习笔记整理系列之(二) - 数据 & AI - 清泛...

...775488 声明: 1)该Deep Learning的学习系列是整理自网上很牛和机器学习专家所无私奉献的资料的。具体引用的资料请看参考文献。具体的版本声明也参考原文献。 2)本文仅供学术交流,非商用。所以每一部分具体的参考资料...
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Deep Learning(深度学习)学习笔记整理系列之(二) - 数据 & AI - 清泛...

...775488 声明: 1)该Deep Learning的学习系列是整理自网上很牛和机器学习专家所无私奉献的资料的。具体引用的资料请看参考文献。具体的版本声明也参考原文献。 2)本文仅供学术交流,非商用。所以每一部分具体的参考资料...