1. Concept open system; closed system; computer network; osi stands; protocals: host name; ip address; mac address(ipconfig/all); port; socket(combined with ip and port); DNS; ARP; RARP; internet and web programming: Goals: Performance – It is measured in terms of transit time and response time. The number of users Type of transmission medium Capability of connected network Efficiency of software Reliability – It is measured in terms of Frequency of failure
1. ZADAR ZADAR目前的产品线设置有3款,都是4D radar,分别是zPRIME,zSIGNAL以及zPROX,这几款产品的彼此定位不同。zPR
TypeScript is a typed superset of JavaScript that compiles to plain JavaScript. TypeScript is pure object oriented with classes, interfaces and statically typed like C# or Java. TypeScript supports other JS libraries; and portable across browsers, devices, and operating systems, and don’t need a dedicated VM or specific runtime environment to execute; 1. Environment Node.js is an open source, cross-platform runtime environment for server-side JavaScript. Node.js is required to run
1. HTMLParse 1.1. XML 方式 lxml是python的一个解析库,支持HTML和XML的解析,支持XPath解析方式,而且解析效率非常高 XPath,全称XML
1. NanoDet NanoDet 是一个速度超快和轻量级的移动端 Anchor-free 目标检测模型。该模型具备以下优势: 超轻量级:模型文件大小仅 1.8m; 速度超快:在移动 ARM CPU 上的速度达到 9
1. 加速度 1.1. UCI dataset 来源于UCI(即UC Irvine,加州大学欧文分校)。数据由年龄在19-48岁之间的30位志愿者,智能手机固定于他们的腰部,执