Ahmed Helmy
Affiliations:- University of Florida, Gainesville, USA
According to our database1,
Ahmed Helmy
authored at least 178 papers
between 1997 and 2024.
Collaborative distances:
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Online presence:
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on cise.ufl.edu
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on dl.acm.org
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Bibliography
2024
Sensors, March, 2024
2019
Practical Prediction of Human Movements Across Device Types and Spatiotemporal Granularities.
CoRR, 2019
Vehicular Traffic Density Forecasting through the Eyes of Traffic Cameras; a Spatio-Temporal Machine Learning Study.
Proceedings of the 9th ACM Symposium on Design and Analysis of Intelligent Vehicular Networks and Applications, 2019
Where Are You Going Next?: A Practical Multi-dimensional Look at Mobility Prediction.
Proceedings of the 22nd International ACM Conference on Modeling, 2019
Vulnerability Assessment and Classification based on Influence Metrics in Mobile Social Networks.
Proceedings of the 17th ACM International Symposium on Mobility Management and Wireless Access, 2019
2018
CoRR, 2018
On the Relation Between Mobile Encounters and Web Traffic Patterns: A Data-driven Study.
CoRR, 2018
CoRR, 2018
Toward Advanced Indoor Mobility Models Through Location-Centric Analysis: Spatio-Temporal Density Dynamics.
Proceedings of the 21st ACM International Conference on Modeling, 2018
Learning the Relation Between Mobile Encounters and Web Traffic Patterns: A Data-driven Study.
Proceedings of the 21st ACM International Conference on Modeling, 2018
Poster abstract: Detecting epileptic seizures with a smartphone using frequency analysis.
Proceedings of the IEEE INFOCOM 2018, 2018
Proceedings of the 2018 IEEE Conference on Computer Communications, 2018
Playing with matches: vehicular mobility through analysis of trip similarity and matching.
Proceedings of the 26th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2018
2017
Pervasive Mob. Comput., 2017
Improving BLE Distance Estimation and Classification Using TX Power and Machine Learning: A Comparative Analysis.
Proceedings of the 20th ACM International Conference on Modelling, 2017
Poster abstract: Location-centric relationship graph for indoor mobility using WLANs.
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017
Demo abstract: Alzimio: A mobile app with geofencing, activity-recognition and safety features for dementia patients.
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017
2016
Multi-modal Mining and Modeling of Big Mobile Networks Based on Users Behavior and Interest.
CoRR, 2016
Proceedings of the 12th IEEE International Conference on Wireless and Mobile Computing, 2016
The Alzimio App for Dementia, Autism & Alzheimer's: Using Novel Activity Recognition Algorithms and Geofencing.
Proceedings of the 2016 IEEE International Conference on Smart Computing, 2016
2015
An Information-Theoretic Model for Knowledge Sharing in Opportunistic Social Networks.
Proceedings of the 2015 IEEE International Conference on Smart City/SocialCom/SustainCom/DataCom/SC2 2015, 2015
Proceedings of the 2015 IEEE Globecom Workshops, San Diego, CA, USA, December 6-10, 2015, 2015
Proceedings of the 23rd SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2015
Proceedings of the First IEEE International Conference on Big Data Computing Service and Applications, 2015
2014
Int. J. Auton. Adapt. Commun. Syst., 2014
Proceedings of the IEEE Wireless Communications and Networking Conference, 2014
Proceedings of the 2014 IEEE International Conference on Pervasive Computing and Communication Workshops, 2014
Interest-aware implicit multicast (iCast): opportunistic mobile data dissemination without per-group management.
Proceedings of the 9th ACM Workshop on Mobility in the Evolving Internet Architecture, 2014
2013
Proceedings of the 11th Annual International Conference on Mobile Systems, 2013
Participant recruitment and data collection framework for opportunistic sensing: a comparative analysis.
Proceedings of the 19th Annual International Conference on Mobile Computing and Networking, 2013
Proceedings of the 19th Annual International Conference on Mobile Computing and Networking, 2013
Proceedings of the 2nd International Workshop on Big Data, 2013
Proceedings of the 2013 9th International Wireless Communications and Mobile Computing Conference, 2013
Proceedings of the 2013 9th International Wireless Communications and Mobile Computing Conference, 2013
Proceedings of the 2013 9th International Wireless Communications and Mobile Computing Conference, 2013
Proceedings of the IEEE INFOCOM 2013, Turin, Italy, April 14-19, 2013, 2013
Proceedings of the IEEE INFOCOM 2013, Turin, Italy, April 14-19, 2013, 2013
Knowledge Discovery and Causality in Urban City Traffic: A study using Planet Scale Vehicular Imagery Data.
Proceedings of the CTS 2013, 2013
2012
IEEE Trans. Mob. Comput., 2012
Autonomous and distributed recruitment and data collection framework for opportunistic sensing.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2012
Int. J. Sens. Networks, 2012
Ad Hoc Networks, 2012
Proceedings of the 7th ACM workshop on Performance monitoring and measurement of heterogeneous wireless and wired networks, 2012
A framework for realistic vehicular network modeling using planet-scale public webcams.
Proceedings of the 4th ACM international workshop on Hot topics in planet-scale measurement, 2012
Poster: a framework to sense planet-scale vehicular mobility using online traffic webcameras.
Proceedings of the 10th International Conference on Mobile Systems, 2012
Proceedings of the 2012 Proceedings IEEE INFOCOM Workshops, 2012
2011
IEEE/ACM Trans. Netw., 2011
MobiCom 2011 poster: contact rule-based decision for mobile social networking testbed.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2011
CoRR, 2011
Multidimensional modeling and analysis of wireless users online activity and mobility: a neural-networks map approach.
Proceedings of the 14th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2011
On the efficacy of mobility modeling for DTN evaluation: Analysis of encounter statistics and spatio-temporal preferences.
Proceedings of the 7th International Wireless Communications and Mobile Computing Conference, 2011
Proceedings of the 7th International Wireless Communications and Mobile Computing Conference, 2011
Proceedings of the 7th International Wireless Communications and Mobile Computing Conference, 2011
Proceedings of the 7th International Wireless Communications and Mobile Computing Conference, 2011
Proceedings of the 7th International Wireless Communications and Mobile Computing Conference, 2011
Spatio-temporal modeling of wireless users internet access patterns using self-organizing maps.
Proceedings of the INFOCOM 2011. 30th IEEE International Conference on Computer Communications, 2011
Proceedings of the Data Mining Workshops (ICDMW), 2011
2010
Wirel. Commun. Mob. Comput., 2010
Proximity based trust-advisor using encounters for mobile societies: Analysis of four filters.
Wirel. Commun. Mob. Comput., 2010
Modeling the interactions between MAC and higher layer: A systematic approach to generate high-level scenarios from MAC-layer scenarios.
ACM Trans. Model. Comput. Simul., 2010
Spectral analysis of periodicity and regularity for mobile encounters in delay tolerant networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2010
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2010
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2010
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2010
CoRR, 2010
CATCH: A protocol framework for cross-layer attacker traceback in mobile multi-hop networks.
Ad Hoc Networks, 2010
TABS: Link Loss Tolerant Data Routing Protocol for Multi-hop Wireless Sensor Networks.
Proceedings of the IEEE International Conference on Sensor Networks, 2010
Proceedings of the 13th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2010
Proceedings of the 13th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2010
Proceedings of the 5th ACM workshop on Challenged networks, 2010
Proceedings of the IEEE 7th International Conference on Mobile Adhoc and Sensor Systems, 2010
Proceedings of the 6th International Wireless Communications and Mobile Computing Conference, 2010
Proceedings of the Global Communications Conference, 2010
Understanding Periodicity and Regularity of Nodal Encounters in Mobile Networks: A Spectral Analysis.
Proceedings of the Global Communications Conference, 2010
2009
Modeling spatial and temporal dependencies of user mobility in wireless mobile networks.
IEEE/ACM Trans. Netw., 2009
Poster Abstract: background traffic-aware rate adaptation for IEEE 802.11: implementation and test-bed experimental results.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2009
Poster abstract: the challenges of accurate mobility prediction for ultra mobile users.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2009
Modeling and test generation for worst-case performance evaluation of MAC protocols for wireless ad hoc networks.
Proceedings of the 17th Annual Meeting of the IEEE/ACM International Symposium on Modelling, 2009
Proceedings of the Global Communications Conference, 2009. GLOBECOM 2009, Honolulu, Hawaii, USA, 30 November, 2009
2008
Data Management Techniques for Continuous Media in Ad-Hoc Networks of Wireless Devices.
Proceedings of the Encyclopedia of Multimedia, 2nd Ed., 2008
ACM Trans. Sens. Networks, 2008
Cross-Layer Interaction of TCP and Ad Hoc Routing Protocols in Multihop IEEE 802.11 Networks.
IEEE Trans. Mob. Comput., 2008
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2008
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2008
CoRR, 2008
Proceedings of the Fifth Annual IEEE Communications Society Conference on Sensor, 2008
PBS: A virtual grid architecture for gradient-based active querying in sensor networks.
Proceedings of the 2008 International Symposium on Collaborative Technologies and Systems, 2008
Analog Circuits and Signal Processing, Springer, ISBN: 978-1-4020-8165-1, 2008
2007
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2007
On the Performance Evaluation of Encounter-based Worm Interactions Based on Node Characteristics
CoRR, 2007
Modeling and analyzing the correctness of geographic face routing under realistic conditions.
Ad Hoc Networks, 2007
Proceedings of the Fourth Annual IEEE Communications Society Conference on Sensor, 2007
On the performance evaluation and prediction of encounter-based worm interactions based on node characteristics.
Proceedings of the Second Workshop on Challenged Networks, CHANTS 2007, Montréal, Québec, 2007
Proceedings of the 13th Annual International Conference on Mobile Computing and Networking, 2007
Proceedings of the 15th International Symposium on Modeling, 2007
Proceedings of the INFOCOM 2007. 26th IEEE International Conference on Computer Communications, 2007
Proceedings of the Fourth International Conference on Broadband Communications, 2007
Proceedings of the Fourth International Conference on Broadband Communications, 2007
2006
Data Management Techniques for Continuous Media in Ad-Hoc Networks of Wireless Devices.
Proceedings of the Encyclopedia of Multimedia, 2006
Brief Announcement: Analyzing the Interactions of Self-propagating Codes in Multi-hop Networks.
Proceedings of the Stabilization, 2006
Proceedings of the 4th ACM Workshop on Security of ad hoc and Sensor Networks, 2006
Proceedings of the LCN 2006, 2006
2005
Proceedings of the Handbook of Algorithms for Wireless Networking and Mobile Computing., 2005
Contact-extended zone-based transactions routing for energy-constrained wireless ad hoc networks.
IEEE Trans. Veh. Technol., 2005
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2005
CARD: A Contact-based Architecture for Resource Discovery in Wireless Ad Hoc Networks.
Mob. Networks Appl., 2005
IMPACT: Investigation of Mobile-user Patterns Across University Campuses using WLAN Trace Analysis
CoRR, 2005
Rendezvous Regions: A Scalable Architecture for Resource Discovery and Service Location in Large-Scale Mobile Networks
CoRR, 2005
Proceedings of the Second Annual IEEE Communications Society Conference on Sensor and Ad Hoc Communications and Networks, 2005
Correlation Analysis for Alleviating Effects of Inserted Data in Wireless Sensor Networks.
Proceedings of the 2nd Annual International Conference on Mobile and Ubiquitous Systems (MobiQuitous 2005), 2005
Proceedings of the 2nd Annual International Conference on Mobile and Ubiquitous Systems (MobiQuitous 2005), 2005
Proceedings of the 6th ACM Interational Symposium on Mobile Ad Hoc Networking and Computing, 2005
Proceedings of the 24th IEEE International Performance Computing and Communications Conference, 2005
TCP vs. TCP: a systematic study of adverse impact of short-lived TCP flows on long-lived TCP flows.
Proceedings of the INFOCOM 2005. 24th Annual Joint Conference of the IEEE Computer and Communications Societies, 2005
Proceedings of the INFOCOM 2005. 24th Annual Joint Conference of the IEEE Computer and Communications Societies, 2005
Proceedings of the Distributed Computing in Sensor Systems, 2005
Proceedings of the 2005 ACS / IEEE International Conference on Computer Systems and Applications (AICCSA 2005), 2005
2004
The STRESS method for boundary-point performance analysis of end-to-end multicast timer-suppression mechanisms.
IEEE/ACM Trans. Netw., 2004
The Effect of Mobility-Induced Location Errors on Geographic Routing in Mobile Ad Hoc and Sensor Networks: Analysis and Improvement Using Mobility Prediction.
IEEE Trans. Mob. Comput., 2004
Modeling and analyzing the impact of location inconsistencies on geographic routing in wireless networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2004
CAPTURE: location-free contact-assisted power-efficient query resolution for sensor networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2004
IEEE J. Sel. Areas Commun., 2004
Modeling path duration distributions in MANETs and their impact on reactive routing protocols.
IEEE J. Sel. Areas Commun., 2004
IEEE Commun. Lett., 2004
Building the blocks of protocol design and analysis: challenges and lessons learned from case studies on mobile ad hoc routing and micro-mobility protocols.
Comput. Commun. Rev., 2004
The effect of mobility-induced location errors on geographic routing in ad hoc networks: analysis and improvement using mobility prediction.
Proceedings of the 2004 IEEE Wireless Communications and Networking Conference , 2004
Proceedings of the 2004 IEEE Wireless Communications and Networking Conference , 2004
Energy-efficient forwarding strategies for geographic routing in lossy wireless sensor networks.
Proceedings of the 2nd International Conference on Embedded Networked Sensor Systems, 2004
On the design of an offset-PLL modulation loop for the EGSM band.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004
Proceedings of the Third International Symposium on Information Processing in Sensor Networks, 2004
Rendezvous Regions: A Scalable Architecture for Service Location and Data-Centric Storage in Large-Scale Wireless Networks.
Proceedings of the 18th International Parallel and Distributed Processing Symposium (IPDPS 2004), 2004
Location-centric isolation of misbehavior and trust routing in energy-constrained sensor networks.
Proceedings of the 23rd IEEE International Performance Computing and Communications Conference, 2004
Comparative analysis of algorithms for tree structure restoration in sensor networks.
Proceedings of the 23rd IEEE International Performance Computing and Communications Conference, 2004
Proceedings of the IEEE/ACS International Conference on Pervasive Services (ICPS'04), 2004
Proceedings of the IEEE/ACS International Conference on Pervasive Services (ICPS'04), 2004
Proceedings of IEEE International Conference on Communications, 2004
Towards mobility-rich analysis in ad hoc networks: using contraction, expansion and hybrid models.
Proceedings of IEEE International Conference on Communications, 2004
BRICS: a building-block approach for analyzing routing protocols in ad hoc networks-a case study of reactive routing protocols.
Proceedings of IEEE International Conference on Communications, 2004
2003
On the effect of location inaccuracy on geographic face routing in wireless networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2003
ACM SIGMOBILE Mob. Comput. Commun. Rev., 2003
Mobility-assisted resolution of queries in large-scale mobile sensor networks (MARQ) .
Comput. Networks, 2003
The IMPORTANT framework for analyzing the Impact of Mobility on Performance Of RouTing protocols for Adhoc NeTworks.
Ad Hoc Networks, 2003
Secure locations: routing on trust and isolating compromised sensors in location-aware sensor networks.
Proceedings of the 1st International Conference on Embedded Networked Sensor Systems, 2003
Proceedings of the 6th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2003
PATHS: analysis of PATH duration statistics and their impact on reactive MANET routing protocols.
Proceedings of the 4th ACM Interational Symposium on Mobile Ad Hoc Networking and Computing, 2003
Proceedings of the 17th International Parallel and Distributed Processing Symposium (IPDPS 2003), 2003
IMPORTANT: A framework to systematically analyze the Impact of Mobility on Performance of RouTing protocols for Adhoc NeTworks.
Proceedings of the Proceedings IEEE INFOCOM 2003, The 22nd Annual Joint Conference of the IEEE Computer and Communications Societies, San Franciso, CA, USA, March 30, 2003
Proceedings of the Global Telecommunications Conference, 2003
2002
Comput. Commun. Rev., 2002
Comput. Commun. Rev., 2002
Proceedings of the Management of Multimedia on the Internet, 2002
Proceedings of the IEEE International Conference on Communications, 2002
Proceedings of the IEEE International Conference on Communications, 2002
Proceedings of the Global Telecommunications Conference, 2002
2000
Multicast-based Architecture for IP Mobility: Simulation Analysis and Comparison with Basic Mobile IP
CoRR, 2000
Proceedings of the Networked Group Communication, 2000
Proceedings of the Proceedings 27th Conference on Local Computer Networks, 2000
Systematic testing of multicast routing protocols: analysis of forward and backward search techniques.
Proceedings of the Proceedings Ninth International Conference on Computer Communications and Networks, 2000
Systematic Performance Evaluation of Multipoint Protocols.
Proceedings of the Formal Techniques for Distributed System Development, 2000
1999
Proceedings of the Proceedings IEEE INFOCOM '99, 1999
1998
Proceedings of the MASCOTS 1998, 1998
Fault-oriented Test Generation for Multicast Routing Protocol Design.
Proceedings of the Formal Description Techniques and Protocol Specification, 1998
1997
RFC, June, 1997