She draws a comparison with real time GIS location data, which telecom companies initially objected was too expensive to deliver and not really needed by consumers.

她拿即时GIS（地理信息处理系统）地理数据做了一个比喻。 通信公司最开始反对提供GIS数据，因为成本太高，而且消费者也不需要。

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The paper mainly introduces the research of real-time image processing technology: the picture preservation reading and saving, the image preprocessing and the image similarity comparison method.

主要介绍本文作者所侧重研究的图像实时处理技术：图像的保存读取、图像的预处理，图像的相似度比较方法。

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It has good real-time performance and is easy of digital control. The triangular wave comparison mode is used in output control to decrease output harmonic effectively.

且易于数字控制，实时性好，同时输出控制采用三角波比较方式，有效减小了输出的谐波。

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Numerous smartphone apps will allow consumers to do real-time price comparison while they are in stores on Black Friday (often, ironically, taking advantage of free, fast WiFi networks offered by retailers and malls).

FORBES: Black Friday Darkens Prospects for Brick-and-Mortar Retailers

ShopDAQ is a really cool price comparison plug-in that works for most Web browser, which displays in real-time other retail sites where you could find the same product, cheaper!

FORBES: Launch Festival Celebrates Startups, Innovation, but No "Booth Babe"