1–20 of 28 hits
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    Transportation mode inference from anonymized and aggregated mobile phone call detail records

    Free access
    Wang, Huayong / Calabrese, Francesco / Di Lorenzo, Giusy et al. | DSpace@MIT | 2010
    Transportation mode inference is an important research direction and has many applications. Existing methods are usually based on fine ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Why so many people? Explaining Nonhabitual Transport Overcrowding With Internet Data

    Free access
    Pereira, Francisco C. / Rodrigues, Filipe / Polisciuc, Evgheni et al. | DSpace@MIT | 2015
    Public transport smartcard data can be used for detection of large crowds. By comparing statistics on habitual behavior (e.g., average by ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Comparing Optimal Relocation Operations With Simulated Relocation Policies in One-Way Carsharing Systems

    Free access
    Jorge, Diana / Correia, Goncalo H. A. / Barnhart, Cynthia | DSpace@MIT | 2014
    One-way carsharing systems allow travelers to pick up a car at one station and return it to a different station, thereby causing vehicle ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Control of Hidden Mode Hybrid Systems: Algorithm termination

    Free access
    Verma, Rajeev / Del Vecchio, Domitilla | DSpace@MIT | 2011
    We consider the problem of safety control in Hidden Mode Hybrid Systems (HMHS) that arises in the development of a semi-autonomous ...

    Human mobility prediction based on individual and collective geographical preferences

    Free access
    Calabrese, Francesco / Di Lorenzo, Giusy / Ratti, Carlo | DSpace@MIT | 2010
    Understanding and predicting human mobility is a crucial component of transportation planning and management. In this paper we propose a ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Accelerated on-line calibration of dynamic traffic assignment using distributed stochastic gradient approximation

    Free access
    Huang, Enyang / Antoniou, Constantinos / Lopes, Jorge Alves et al. | DSpace@MIT | 2010
    speed-up of on-line calibration of Dynamic Traffic Assignment (DTA) systems. Extended Kalman Filter (EKF) and Stochastic Gradient Descent (GD ...

    Online map-matching based on Hidden Markov model for real-time traffic sensing applications

    Free access
    Goh, C. Y. / Dauwels, Justin H. G. / Mitrovic, Nikola et al. | DSpace@MIT | 2012
    In many Intelligent Transportation System (ITS) applications that crowd-source data from probe vehicles, a crucial step is to accurately ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Low-Dimensional Models for Compressed Sensing and Prediction of Large-Scale Traffic Data

    Free access
    Mitrovic, Nikola / Asif, Muhammad Tayyab / Dauwels, Justin et al. | DSpace@MIT | 2015
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Near-Lossless Compression for Large Traffic Networks

    Free access
    Asif, Muhammad Tayyab / Srinivasan, Kannan / Mitrovic, Nikola et al. | DSpace@MIT | 2015
    With advancements in sensor technologies, intelligent transportation systems can collect traffic data with high spatial and temporal ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Hybrid Communication Protocols and Control Algorithms for NextGen Aircraft Arrivals

    Free access
    Park, Pangun / Khadilkar, Harshad Dilip / Balakrishnan, Hamsa et al. | DSpace@MIT | 2014
    Generation Air Transportation System (NextGen). A fundamental design decision in the development of this system is the level of decentralization that ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Cooperative Collision Avoidance at Intersections: Algorithms and Experiments

    Free access
    Hafner, Michael R. / Cunningham, Drew / Caminiti, Lorenzo et al. | DSpace@MIT | 2013
    validation of our method on two instrumented vehicles engaged in an intersection collision avoidance scenario in a test track. ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Spatial and Temporal Patterns in Large-Scale Traffic Speed Prediction.
    Spatiotemporal Patterns in Large-Scale Traffic Speed Prediction

    Free access
    Asif, Muhammad Tayyab / Dauwels, Justin / Oran, Ali et al. | DSpace@MIT | 2014
    transportation systems. Traditional prediction error measures, such as the mean absolute percentage error, provide information about the individual links ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Real-Time Urban Monitoring Using Cell Phones: A Case Study in Rome

    Free access
    Calabrese, Francesco / Colonna, Massimo / Lovisolo, Piero et al. | DSpace@MIT | 2011
    This paper describes a new real-time urban monitoring system. The system uses the Localizing and Handling Network Event Systems (LocHNESs ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    ChangiNOW: A mobile application for efficient taxi allocation at airports

    Free access
    Volkov, Mikhail / Anwar, Afian Khairil / Rus, Daniela L. | DSpace@MIT | 2013
    these terminals, and then sends taxis to terminals where demand is highest. We propose a service model that enables our system to be deployed on ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Threat assessment design for driver assistance system at intersections

    Free access
    Aoude, Georges / Luders, Brandon Douglas / Lee, Kenneth King Ho et al. | DSpace@MIT | 2010
    , potentially errant, drivers. Our approach relies on a novel threat assessment module, which combines an intention predictor based on support vector ...

    Space and time-dependant bus accessibility: a case study in Rome

    Free access
    Ratti, Carlo / Pinelli, Fabio / Hou, Anyang et al. | DSpace@MIT | 2009
    , thanks to the availability of tracking devices on public transportation devices, it is possible to evaluate such accessibility very accurately ...

    Real-Time Multi-Sensor Multi-Source Network Data Fusion Using Dynamic Traffic Assignment Models

    Free access
    Ben-Akiva, Moshe E. / Wen, Yang / Antoniou, Constantinos et al. | DSpace@MIT | 2009
    network data and the model estimates using a variant of the Hooke-Jeeves Pattern Search. An empirical validation is provided on the Brisa A5 Inter ...

    Data compression techniques for urban traffic data

    Free access
    Asif, Muhammad Tayyab / Kannan, Srinivasan / Dauwels, Justin H. G. et al. | DSpace@MIT | 2013
    With the development of inexpensive sensors such as GPS probes, Data Driven Intelligent Transport Systems (D[superscript 2]ITS) can acquire ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Bayesian Support Vector Regression for traffic speed prediction with error bars

    Free access
    Gopi, Gaurav / Dauwels, Justin H. G. / Asif, Muhammad Tayyab et al. | DSpace@MIT | 2013
    Traffic prediction algorithms can help improve the performance of Intelligent Transportation Systems (ITS). To this end, ITS require ...
    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    Traffic and mobility data collection for real-time applications

    Free access
    Lopes, J. / Bento, Joao / Huang, E. et al. | DSpace@MIT | 2010
    Successful development of effective real-time traffic management and information systems requires high quality traffic information in real ...