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Gonçalo Ferreira, Ana Alves, Marco Veloso and Carlos Bento
Digital location traces are a relevant source of insights into how citizens experience their cities. Previous works using call detail records (CDRs) tend to focus on modeling the spatial and temporal patterns of human mobility, not paying much attention ...
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Weiwei Jiang and Jiayun Luo
Big data have been used widely in many areas, including the transportation industry. Using various data sources, traffic states can be well estimated and further predicted to improve the overall operation efficiency. Combined with this trend, this study ...
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Gergo Pintér and Imre Felde
The analysis of human movement patterns based on mobile network data makes it possible to examine a very large population cost-effectively and has led to several discoveries about human dynamics. However, the application of this data source is still not ...
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Silvino Pedro Cumbane and Gyozo Gidófalvi
Under normal circumstances, people?s homes and work locations are given by their addresses, and this information is used to create a disaster management plan in which there are instructions to individuals on how to evacuate. However, when a disaster stri...
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Gergo Pintér and Imre Felde
In this article, we explore the relationship between cellular phone data and housing prices in Budapest, Hungary. We determine mobility indicators from one months of Call Detail Records (CDR) data, while the property price data are used to characterize t...
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Pitchaya Sakamanee, Santi Phithakkitnukoon, Zbigniew Smoreda and Carlo Ratti
For billing purposes, telecom operators collect communication logs of our mobile phone usage activities. These communication logs or so called CDR has emerged as a valuable data source for human behavioral studies. This work builds on the transportation ...
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Silvino Pedro Cumbane and Gyozo Gidófalvi
Natural hazards result in devastating losses in human life, environmental assets and personal, and regional and national economies. The availability of different big data such as satellite imageries, Global Positioning System (GPS) traces, mobile Call De...
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Hao Wu, Lingbo Liu, Yang Yu, Zhenghong Peng, Hongzan Jiao and Qiang Niu
The commute of residents in a big city often brings tidal traffic pressure or congestions. Understanding the causes behind this phenomenon is of great significance for urban space optimization. Various spatial big data make the fine description of urban ...
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Xinning Zhu, Tianyue Sun, Hao Yuan, Zheng Hu and Jiansong Miao
Identifying group movement patterns of crowds and understanding group behaviors are valuable for urban planners, especially when the groups are special such as tourist groups. In this paper, we present a framework to discover tourist groups and investiga...
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Moritz von Mörner
Pág. 2233 - 2241
Application of CDR is a widely discussed topic currently. A lot of research projects are making use of CDR and the first companies bringing CDR analysis to the market are emerging. However especially for the transport sector there are some obstacles to o...
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