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Displaying 1-22 out of 22 total
Urban Computing and Mobile Devices
Found in: IEEE Pervasive Computing
By Francesco Calabrese, Kristian Kloeckl, Carlo Ratti, Mark Bilandzic, Marcus Foth, Angela Button, Helen Klaebe, Laura Forlano, Sean White, Petia Morozov, Steven Feiner, Fabien Girardin, Josep Blat, Nicolas Nova, M.P. Pieniazek, Rob Tieben, Koen van Boerdonk,
Issue Date:July 2007
pp. 52-57
This Works in Progress department features 12 urban computing projects that span a range of computing and social areas. The first entry examines how an urban environment could operate as a large-scale, real-time control system. One project focuses on annot...
 
SaferCity: A System for Detecting and Analyzing Incidents from Social Media
Found in: 2013 IEEE 13th International Conference on Data Mining Workshops (ICDMW)
By Michele Berlingerio,Francesco Calabrese,Giusy Di Lorenzo,Xiaowen Dong,Yiannis Gkoufas,Dimitrios Mavroeidis
Issue Date:December 2013
pp. 1077-1080
This paper presents a system to identify and characterise public safety related incidents from social media, and enrich the situational awareness that law enforcement entities have on potentially-unreported activities happening in a city. The system is bas...
 
Cityride: A Predictive Bike Sharing Journey Advisor
Found in: 2012 13th IEEE International Conference on Mobile Data Management (MDM)
By Ji Won Yoon,Fabio Pinelli,Francesco Calabrese
Issue Date:July 2012
pp. 306-311
In this paper, we present a personal journey advisor application for helping people to navigate the city using the available bike-sharing system. For a given origin and destination, the application suggests the best pair of stations to be used to take and ...
 
Workshop on Pervasive Urban Applications
Found in: IEEE Pervasive Computing
By Francesco Calabrese,Santi Phithakkitnukoon,Dominik Dahlem,Giusy Di Lorenzo
Issue Date:October 2011
pp. 101-104
On 12 June 2011, the first International Workshop on Pervasive Urban Applications (PURBA) was held in conjunction with the International Conference on Pervasive Computing (Pervasive 2011) in San Francisco. The workshop aimed to bring together researchers a...
 
Estimating Origin-Destination Flows Using Mobile Phone Location Data
Found in: IEEE Pervasive Computing
By Francesco Calabrese,Giusy Di Lorenzo,Liang Liu,Carlo Ratti
Issue Date:October 2011
pp. 36-44
Using an algorithm to analyze opportunistically collected mobile phone location data, the authors estimate weekday and weekend travel patterns of a large metropolitan area with high accuracy.
 
Mobile Phones and Outdoor Advertising: Measurable Advertising
Found in: IEEE Pervasive Computing
By Daniele Quercia, Giusy Di Lorenzo, Francesco Calabrese, Carlo Ratti
Issue Date:April 2011
pp. 28-36
<p>A system for measuring audiences of outdoor advertising in specific areas is based on the combination of mobile phone location estimations with Internet listings of social events.</p>
 
Recommending Social Events from Mobile Phone Location Data
Found in: Data Mining, IEEE International Conference on
By Daniele Quercia, Neal Lathia, Francesco Calabrese, Giusy Di Lorenzo, Jon Crowcroft
Issue Date:December 2010
pp. 971-976
A city offers thousands of social events a day, and it is difficult for dwellers to make choices. The combination of mobile phones and recommender systems can change the way one deals with such abundance. Mobile phones with positioning technology are now w...
 
Capacity Gain Estimation for Orthogonal Sub Channel
Found in: Wireless and Mobile Communications, International Conference on
By Jyrki T.J. Penttinen, Francesco Calabrese, Luis Maestro, Kari Niemelä, David Valerdi, Maria Pilar Molina
Issue Date:September 2010
pp. 62-67
OSC (Orthogonal Sub Channel) is an enhancement for the GSM voice traffic. It provides up to double capacity in the GSM radio interface with the same hardware compared to the previous GSM Half Rate (HR) mode. This paper investigates the effects of the OSC o...
 
Performance Model for Orthogonal Sub Channel in Noise-Limited Environment
Found in: Wireless and Mobile Communications, International Conference on
By Jyrki T.J. Penttinen, Francesco Calabrese, Kari Niemelä, David Valerdi, Maria Pilar Molina
Issue Date:September 2010
pp. 56-61
Orthogonal Sub Channel (OSC) is a voice enhancement for the GSM evolution. It allows in principle a double capacity with the same hardware compared to the previous GSM Half Rate (HR) mode. This paper investigates the effects of OSC on the radio performance...
 
Eigenplaces: Segmenting Space through Digital Signatures
Found in: IEEE Pervasive Computing
By Francesco Calabrese, Jonathan Reades, Carlo Ratti
Issue Date:January 2010
pp. 78-84
Unlike radio and television's unidirectional broadcast, wireless data network transceivers can act as probes to propagate environmental data back to a network observer. This fundamental difference lets researchers use the volume, timing, and distribution o...
 
Scaling Behaviors in the Communication Network between Cities
Found in: Computational Science and Engineering, IEEE International Conference on
By Gautier Krings, Francesco Calabrese, Carlo Ratti, Vincent D. Blondel
Issue Date:August 2009
pp. 936-939
Researchers have been unable to predict the large-scale features of aggregate social networks. We analyze the anonymous communications patterns of 2.5 million customers of a Belgian mobile phone operator. With these communications, we construct the social ...
 
Digital Footprinting: Uncovering Tourists with User-Generated Content
Found in: IEEE Pervasive Computing
By Fabien Girardin, Francesco Calabrese, Filippo Dal Fiore, Carlo Ratti, Josep Blat
Issue Date:October 2008
pp. 36-43
Novel methods and tools are being developed to explore the significance of the new types of user-related spatiotemporal data. This approach helps uncover the presence and movements of tourists from cell phone network data and the georeferenced photos they ...
 
An Approach towards Real-Time Data Exchange Platform System Architecture (concise contribution)
Found in: Pervasive Computing and Communications, IEEE International Conference on
By Bernd Resch, Francesco Calabrese, Assaf Biderman, Carlo Ratti
Issue Date:March 2008
pp. 153-159
Recent developments in the technology industry and academia show that users are increasingly becoming the focus in technology development. Not only new applications capable of performing certain tasks are brought to potential users, but also technical inno...
 
Cellular Census: Explorations in Urban Data Collection
Found in: IEEE Pervasive Computing
By Jonathan Reades, Francesco Calabrese, Andres Sevtsuk, Carlo Ratti
Issue Date:July 2007
pp. 30-38
Cellular networks hold out the promise of a continuously updated locational data stream for a very large sample of a city's residents and visitors. As a complement to traditional methods of data collection to support planning and policy making, data genera...
 
Business Processes Characterisation Through Definition of Structural and Non-Structural Criteria
Found in: Advanced International Conference on Telecommunications / Internet and Web Applications and Services, International Conference on
By Francesco Calabrese, Giovanni Di Dio, Anna Rita Fasolino, Porfirio Tramontana
Issue Date:February 2006
pp. 132
Workflow and Web Services have the main role in the development and in the realisation of B2B architectures. In this context, the principal target is to compose many services supplied by different providers creating new value added services. The Web Servic...
 
A Methodology for Searching Reusable Business Processes
Found in: Advanced International Conference on Telecommunications / Internet and Web Applications and Services, International Conference on
By Francesco Calabrese, Giovanni Di Dio, Anna Rita Fasolino, Porfirio Tramontana
Issue Date:February 2006
pp. 153
Web Services are becoming the prominent paradigm for distributed computing and electronic businesses. This makes natural the extension of the concepts at the base of the workflow management systems to coordinate network services supplied by many organisati...
 
PURBA 2013: workshop on pervasive urban applications
Found in: Proceedings of the 2013 ACM conference on Pervasive and ubiquitous computing adjunct publication (UbiComp '13 Adjunct)
By Dominik Dahlem, Francesco Calabrese, Giusy Di Lorenzo, Neal Lathia, Santi Phithakkitnukoon
Issue Date:September 2013
pp. 1183-1188
This is the proposal for the Third Workshop on Pervasive Urban Applications (PURBA 2013). The workshop aims to build on the success of the previous workshops organized in conjunction with the Pervasive 2011 and 2012, to continue to disseminate the results ...
     
Missed connections: quantifying and optimizing multi-modal interconnectivity in cities
Found in: Proceedings of the 5th ACM SIGSPATIAL International Workshop on Computational Transportation Science (IWCTS '12)
By Alexei Pozdnoukhov, Cathal Coffey, Fabio Pinelli, Francesco Calabrese, Rahul Nair
Issue Date:November 2012
pp. 26-32
We present a methodology to measure multi-modal interconnectivity between different transportation modes that operate in a city. The interconnectivity of an urban network represents how well different services integrate to offer seamless transportation opt...
     
Time of arrival predictability horizons for public bus routes
Found in: Proceedings of the 4th ACM SIGSPATIAL International Workshop on Computational Transportation Science (CTS '11)
By Alexei Pozdnoukhov, Cathal Coffey, Francesco Calabrese
Issue Date:November 2011
pp. 1-5
Automatic vehicle location (AVL) systems such as those installed on public bus services produce a large amount of route specific GPS data. Many cities, Dublin Ireland being among the newest, are using this data to display time of arrival (TOA) predictions ...
     
The first international symposium on social and community intelligence (SCI'11)
Found in: Proceedings of the 13th international conference on Ubiquitous computing (UbiComp '11)
By Bin Guo, Daqing Zhang, Francesco Calabrese, Zhiwen Yu
Issue Date:September 2011
pp. 625-626
Social and Community Intelligence (SCI) represents an emerging area that aims at revealing individual/group behaviors, social interactions as well as community dynamics by mining the digital traces left by people while interacting with cyber-physical space...
     
Ocean of information: fusing aggregate & individual dynamics for metropolitan analysis
Found in: Proceeding of the 14th international conference on Intelligent user interfaces (IUI '10)
By Carlo Ratti, Clio Andris, Francesco Calabrese, Giusy Di Lorenzo, Liu Liang, Mauro Martino
Issue Date:February 2010
pp. 357-360
In this paper, we propose a tool to explore human movement dynamics in a Metropolitan Area. By analyzing a mass of individual cell phone traces, we build a Human-City Interaction System for understanding urban mobility patterns at different user-controlled...
     
Towards the SocioScope: an information system for the study of social dynamics through digital traces
Found in: Proceedings of the 17th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (GIS '09)
By Andrea Vaccari, Bing Liu, Carlo Ratti, Francesco Calabrese
Issue Date:November 2009
pp. 52-61
Over the past decade there has been an explosion in the deployment of pervasive systems like cell phone networks and content aggregators on the Internet that produce massive amounts of data as by-products of their interaction with users. This data is relat...
     
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