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1、Sensing Human Activity: GPS Tracking感应人类活动:GPS跟踪Stefan van der Spek 1,*, Jeroen van Schaick 1, Peter de Bois 1, 2 and Remco de Haan 1Abstract: The enhancement of GPS technology enables the use of GPS devices not only asnavigation and orientation tools, but also
2、 as instruments used to capture travelled routes: assensors that measure activity on a city scale or the regional scale. TU Delft developed aprocess and database architecture for collecting data on pedestrian movement in threeEuropean city centres, Norwich, Rou
3、en and Koblenz, and in another experiment forcollecting activity data of 13 families in Almere (The Netherlands) for one week. Thequestion posed in this paper is: what is the value of GPS as ‘sensor technology’ measuringactivities of people? The conclusion is t
4、hat GPS offers a widely useable instrument tocollect invaluable spatial-temporal data on different scales and in different settings addingnew layers of knowledge to urban studies, but the use of GPS-technology and deploymentof GPS-devices still offers significa
5、nt challenges for future research.摘要：增强GPS技术支持使用GPS设备不仅作为导航和定位工具,但也为仪器用来捕捉旅行路线:作为传感器,测量活动在一个城市或区域范围内规模。代尔夫特开发过程和涂数据库架构对行人运动收集数据在三个欧洲城市中心、诺维奇、鲁昂、科布伦茨,和在另一个实验中收集活动数据的13个家庭在Almere(荷兰)一个星期。本文提出的问题是:什么是GPS的价值是“传感器技术的测量活动的人吗?结论是,GPS提供了一个广泛的可用的工具来收集宝贵的时空数据在不同尺度和不同的设置添
6、加新层的知识城市研究,但使用GPS技术和部署的GPS设备仍为未来的研究提供了重要的挑战。Keywords: GPS; Tracking; People; Behaviour; Mapping; Movement.关键字：GPS；跟踪；人群：行为；制图；运动1. Introduction1.引言1.1. The Global Navigation Satellite System1.1全球导航卫星系统The availability of so-called geopositioning devices such as
7、 GPS (Global Positioning System)devices has grown enormously in the last decade and is still increasing. More and more people own anavigation system such as a TomTom, a GPS for orientation for outdoor uses, biking and geo-cachingor a mobile phone or other handh
8、eld communication device with built-in GPS. These devices aremainly used for orientation (determining where you are), navigation (determining where to go) andcommunication (
