ruby { code => ' require "securerandom" event.set("event_id", SecureRandom.uuid) event.set("log_text", SecureRandom.alphanumeric(10)) ' } mutate { add_field => { "write_time" => "%{[@timestamp]}" } remove_field => ["@version","host","@timestamp"] }}output { elasticsearch { hosts => ["https://xxxxxx.ivolces.com:9200"] index => "exampleindex"...
和矢量图(`Metafile`)。位图由许多的矩形块组成,每个矩形代表一个点,点的个数等于位图的横向矩形块的个数乘上纵向矩形块的个数,每一个点则被称为像素点,而且每个像素点都有确定的颜色,因此形成了一幅完整的图像。... Ruby、MATLAB`等语言的接口,实现了图像处理和计算机视觉方面的很多通用算法。OpenCV用C++语言编写,它具有`C ++,Python,Java`和`MATLAB`接口,并支持`Windows,Linux,Android和Mac OS,OpenCV`主要倾向于实时视觉应用...