Ahmed Helmy

221 papers A* 14A 14B 34C 12Misc 3Journal 95Unranked 41
YearRankTypeTitle / Venue / Authors
2026 J jnl
Monocular Models are Strong Learners for Multi-View Human Mesh Recovery.
CoRR
Haoyu Xie, Shengkai Xu, Cheng Guo, Muhammad Usama Saleem, Wenhan Wu, Chen Chen, Ahmed Helmy, Pu Wang, Hongfei Xue
2026 A* conf
Walk Before You Dance: High-fidelity and Editable Dance Synthesis via Generative Masked Motion Prior.
AAAI
Foram Niravbhai Shah, Parshwa Shah, Muhammad Usama Saleem, Ekkasit Pinyoanuntapong, Pu Wang, Hongfei Xue, Ahmed Helmy
2025 A conf
BioPose: Biomechanically-Accurate 3D Pose Estimation from Monocular Videos.
WACV
Farnoosh Koleini, Muhammad Usama Saleem, Pu Wang, Hongfei Xue, Ahmed Helmy, Abbey Fenwick
2025 J jnl
BioPose: Biomechanically-accurate 3D Pose Estimation from Monocular Videos.
CoRR
Farnoosh Koleini, Muhammad Usama Saleem, Pu Wang, Hongfei Xue, Ahmed Helmy, Abbey Fenwick
2025 J jnl
DanceMosaic: High-Fidelity Dance Generation with Multimodal Editability.
CoRR
Foram Niravbhai Shah, Parshwa Shah, Muhammad Usama Saleem, Ekkasit Pinyoanuntapong, Pu Wang, Hongfei Xue, Ahmed Helmy
2025 — conf
Examining Radiation Therapy Planning Knowledge in Large Language Models.
BCB
Ouldouz Ghorbani, Ahmed Helmy, Qingrong Jackie Wu, Yaorong Ge
2025 J jnl
MS-Temba : Multi-Scale Temporal Mamba for Efficient Temporal Action Detection.
CoRR
Arkaprava Sinha, Monish Soundar Raj, Pu Wang, Ahmed Helmy, Srijan Das
2025 J jnl
MonoMSK: Monocular 3D Musculoskeletal Dynamics Estimation.
CoRR
Farnoosh Koleini, Hongfei Xue, Ahmed Helmy, Pu Wang
2024 J jnl
EF-Net: Mental State Recognition by Analyzing Multimodal EEG-fNIRS via CNN.
Sensors
Aniqa Arif, Yihe Wang, Rui Yin, Xiang Zhang, Ahmed Helmy
2024 J jnl
MMHMR: Generative Masked Modeling for Hand Mesh Recovery.
CoRR
Muhammad Usama Saleem, Ekkasit Pinyoanuntapong, Mayur Jagdishbhai Patel, Hongfei Xue, Ahmed Helmy, Srijan Das, Pu Wang
2019 J jnl
Practical Prediction of Human Movements Across Device Types and Spatiotemporal Granularities.
CoRR
Babak Alipour, Leonardo Tonetto, Roozbeh Ketabi, Aaron Yi Ding, Jörg Ott, Ahmed Helmy
2019 — conf
Vehicular Traffic Density Forecasting through the Eyes of Traffic Cameras; a Spatio-Temporal Machine Learning Study.
DIVANet
Roozbeh Ketabi, Mimonah Al Qathrady, Babak Alipour, Ahmed Helmy
2019 — conf
Vulnerability Assessment and Classification based on Influence Metrics in Mobile Social Networks.
MobiWac
Keerthiraj Nagaraj, Swapnil Sunilkumar Bhasale, Janise McNair, Ahmed Helmy
2019 A conf
Where Are You Going Next?: A Practical Multi-dimensional Look at Mobility Prediction.
MSWiM
Babak Alipour, Leonardo Tonetto, Roozbeh Ketabi, Aaron Yi Ding, Jörg Ott, Ahmed Helmy
2018 J jnl
Analyzing Mobility-Traffic Correlations in Large WLAN Traces: Flutes vs. Cellos.
CoRR
Babak Alipour, Leonardo Tonetto, Aaron Yi Ding, Roozbeh Ketabi, Jörg Ott, Ahmed Helmy
2018 A* conf
Flutes vs. Cellos: Analyzing Mobility-Traffic Correlations in Large WLAN Traces.
INFOCOM
Babak Alipour, Leonardo Tonetto, Aaron Yi Ding, Roozbeh Ketabi, Jörg Ott, Ahmed Helmy
2018 J jnl
Interest-Aware Delivery for Mobile Social Networks: A TRACE-driven Approach.
CoRR
Ahmed Helmy
2018 A conf
Learning the Relation Between Mobile Encounters and Web Traffic Patterns: A Data-driven Study.
MSWiM
Babak Alipour, Mimonah Al Qathrady, Ahmed Helmy
2018 J jnl
On the Relation Between Mobile Encounters and Web Traffic Patterns: A Data-driven Study.
CoRR
Babak Alipour, Mimonah Al Qathrady, Ahmed Helmy
2018 J jnl
Playing with Matches: Vehicular Mobility through Analysis of Trip Similarity and Matching.
CoRR
Roozbeh Ketabi, Babak Alipour, Ahmed Helmy
2018 — conf
Playing with matches: vehicular mobility through analysis of trip similarity and matching.
SIGSPATIAL/GIS
Roozbeh Ketabi, Babak Alipour, Ahmed Helmy
2018 — conf
Poster abstract: Detecting epileptic seizures with a smartphone using frequency analysis.
INFOCOM Workshops
Amir Helmy, Ahmed Helmy
2018 A conf
Toward Advanced Indoor Mobility Models Through Location-Centric Analysis: Spatio-Temporal Density Dynamics.
MSWiM
Mimonah Al Qathrady, Ahmed Helmy
2017 J jnl
A Novel Mathematical Framework for Similarity-based Opportunistic Social Networks.
Pervasive Mob. Comput.
Mai ElSherief, Babak Alipour, Mimonah Al Qathrady, Tamer A. ElBatt, Ahmed H. Zahran, Ahmed Helmy
2017 — conf
Demo abstract: Alzimio: A mobile app with geofencing, activity-recognition and safety features for dementia patients.
INFOCOM Workshops
Jad Helmy, Ahmed Helmy
2017 — conf
En route: Towards vehicular mobility scenario generation at scale.
INFOCOM Workshops
Roozbeh Ketabi, Babak Alipour, Ahmed Helmy
2017 A conf
Improving BLE Distance Estimation and Classification Using TX Power and Machine Learning: A Comparative Analysis.
MSWiM
Mimonah Al Qathrady, Ahmed Helmy
2017 — conf
Location-centric flow flux for improved indoor mobility models.
INFOCOM Workshops
Mimonah Al Qathrady, Ahmed Helmy
2017 — conf
Poster abstract: En route towards trace-based simulation of vehicular mobility.
INFOCOM Workshops
Roozbeh Ketabi, Babak Alipour, Ahmed Helmy
2017 — conf
Poster abstract: Location-centric relationship graph for indoor mobility using WLANs.
INFOCOM Workshops
Mimonah Al Qathrady, Ahmed Helmy
2016 B conf
Infection tracing in smart hospitals.
WiMob
Mimonah Al Qathrady, Ahmed Helmy, Khalid Almuzaini
2016 J jnl
Multi-modal Mining and Modeling of Big Mobile Networks Based on Users Behavior and Interest.
CoRR
Saeed Moghaddam, Ahmed Helmy
2016 B conf
The Alzimio App for Dementia, Autism & Alzheimer's: Using Novel Activity Recognition Algorithms and Geofencing.
SMARTCOMP
Jad Helmy, Ahmed Helmy
2015 — conf
An Information-Theoretic Model for Knowledge Sharing in Opportunistic Social Networks.
SmartCity
Mai ElSherief, Tamer A. ElBatt, Ahmed H. Zahran, Ahmed Helmy
2015 J jnl
An Information-theoretic Model for Knowledge Sharing in Opportunistic Social Networks.
CoRR
Mai ElSherief, Tamer A. ElBatt, Ahmed H. Zahran, Ahmed Helmy
2015 — conf
Evidence of long range dependence and self-similarity in urban traffic systems.
SIGSPATIAL/GIS
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2015 — conf
Interest-Based Mining and Modeling of Big Mobile Networks.
BigDataService
Saeed Moghaddam, Ahmed Helmy
2015 — conf
Seizario: Novel Mobile Algorithms for Seizure and Fall Detection.
GLOBECOM Workshops
Amir Helmy, Ahmed Helmy
2014 J jnl
Analysing the mobility, predictability and evolution of WLAN users.
Int. J. Auton. Adapt. Commun. Syst.
Jeeyoung Kim, Ahmed Helmy
2014 — conf
Interest-aware implicit multicast (iCast): opportunistic mobile data dissemination without per-group management.
MobiArch
Saeed Moghaddam, Ahmed Helmy
2014 B conf
Social discovery using longitudinal spatial smartphone sensing.
WCNC
Udayan Kumar, Ahmed Helmy
2014 — conf
The quest for user similarity in mobile societies.
PerCom Workshops
Mai ElSherief, Tamer A. ElBatt, Ahmed H. Zahran, Ahmed Helmy
2013 A* conf
COBRA: A framework for the analysis of realistic mobility models.
INFOCOM
Gautam S. Thakur, Ahmed Helmy
2013 — conf
COBRA: A framework for the analysis of realistic mobility models.
INFOCOM Workshops
Gautam S. Thakur, Ahmed Helmy
2013 B conf
Changing patterns of mobile network (WLAN) Usage: Smart-Phones vs. Laptops.
IWCMC
Udayan Kumar, Jeeyoung Kim, Ahmed Helmy
2013 A* conf
Comparing wireless network usage: laptop vs smart-phones.
MobiCom
Udayan Kumar, Jeeyoung Kim, Ahmed Helmy
2013 — conf
Data-driven study of urban infrastructure to enable city-wide ubiquitous computing.
BigMine
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2013 B conf
Domain and location specific modeling of mobile users online Interests.
IWCMC
Saeed Moghaddam, Marco Carvalho, Ahmed Helmy
2013 — conf
Knowledge Discovery and Causality in Urban City Traffic: A study using Planet Scale Vehicular Imagery Data.
CTS@SIGSPATIAL
Damien Fay, Gautam S. Thakur, Pan Hui, Ahmed Helmy
2013 A* conf
Modeling and characterization of vehicular density at scale.
INFOCOM
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2013 — conf
Modeling and characterization of vehicular density at scale.
INFOCOM Workshops
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2013 A conf
O'BTW: an opportunistic, similarity-based mobile recommendation system.
MobiSys
Mai ElSherief, Tamer A. ElBatt, Ahmed H. Zahran, Ahmed Helmy
2013 B conf
On the existence of self-similarity in large-scale vehicular networks.
IWCMC
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2013 A* conf
Participant recruitment and data collection framework for opportunistic sensing: a comparative analysis.
MobiCom
Güliz Seray Tuncay, Giacomo Benincasa, Ahmed Helmy
2013 — conf
Participant recruitment and data collection framework for opportunistic sensing: a comparative analysis.
CHANTS@MobiCom
Güliz Seray Tuncay, Giacomo Benincasa, Ahmed Helmy
2012 — conf
A framework for realistic vehicular network modeling using planet-scale public webcams.
HotPlanet@MobiSys
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2012 — conf
A global local modeling of internet usage in large mobile societies.
PM2HW2N@MSWiM
Abdullah Almutairi, Manas Somaiya, Saeed Moghaddam, Sanjay Ranka, Ahmed Helmy
2012 — ed.
Ad Hoc Networks - Third International ICST Conference, ADHOCNETS 2011, Paris, France, September 21-23, 2011, Revised Selected Papers
ADHOCNETS
David Simplot-Ryl, Marcelo Dias de Amorim, Silvia Giordano, Ahmed Helmy
2012 A* conf
Autonomous and distributed recruitment and data collection framework for opportunistic sensing.
MobiCom
Güliz Seray Tuncay, Giacomo Benincasa, Ahmed Helmy
2012 J jnl
Autonomous and distributed recruitment and data collection framework for opportunistic sensing.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Güliz Seray Tuncay, Giacomo Benincasa, Ahmed Helmy
2012 J jnl
CSI: A paradigm for behavior-oriented profile-cast services in mobile networks.
Ad Hoc Networks
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2012 J jnl
Comparing Background Subtraction Algorithms and Method of Car Counting
CoRR
Gautam S. Thakur, Mohsen Ali, Pan Hui, Ahmed Helmy
2012 J jnl
Gauging human mobility characteristics and its impact on mobile routing performance.
Int. J. Sens. Networks
Gautam S. Thakur, Udayan Kumar, Wei-jen Hsu, Ahmed Helmy
2012 — conf
Modeling and characterization of urban vehicular mobility using web cameras.
INFOCOM Workshops
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2012 A conf
Poster: a framework to sense planet-scale vehicular mobility using online traffic webcameras.
MobiSys
Gautam S. Thakur, Pan Hui, Ahmed Helmy
2012 — ed.
Proceedings of the 4th ACM international workshop on Hot topics in planet-scale measurement, HotPlanet@MobiSys 2012, Ambleside, United Kingdom, June 25-29, 2012
HotPlanet@MobiSys
Aline Carneiro Viana, Ahmed Helmy
2012 J jnl
Structural Analysis of User Association Patterns in University Campus Wireless LANs.
IEEE Trans. Mob. Comput.
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2011 J jnl
BEWARE: background traffic-aware rate adaptation for IEEE 802.11.
IEEE/ACM Trans. Netw.
Shao-Cheng Wang, Ahmed Helmy
2011 B conf
Design and implementation of mobile networking testbeds with personality profiles.
IWCMC
Sungwook Moon, Ahmed Helmy
2011 B conf
Message from the IWCMC 2011 chairs.
IWCMC
Khaled Ben Letaief, Mario Gerla, Ahmed Helmy, Sajal K. Das, Raouf Boutaba, Mohsen Guizani
2011 J jnl
MobiCom 2011 poster: contact rule-based decision for mobile social networking testbed.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Sungwook Moon, Ahmed Helmy
2011 A conf
Multidimensional modeling and analysis of wireless users online activity and mobility: a neural-networks map approach.
MSWiM
Saeed Moghaddam, Ahmed Helmy
2011 B conf
On the efficacy of mobility modeling for DTN evaluation: Analysis of encounter statistics and spatio-temporal preferences.
IWCMC
Gautam S. Thakur, Udayan Kumar, Ahmed Helmy, Wei-jen Hsu
2011 A ed.
Proceedings of the 14th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, MSWiM 2011, Miami, Florida, USA, October 31 - November 4, 2011
MSWiM
Ahmed Helmy, Björn Landfeldt, Luciano Bononi
2011 — ed.
Proceedings of the 6th ACM workshop on Challenged networks, CHANTS@MOBICOM 2011, Las Vegas, NV, USA, September 19-23, 2011
CHANTS@MobiCom
Franck Legendre, Ahmed Helmy
2011 B conf
SPIRIT: A simulation paradigm for realistic design of mature mobile societies.
IWCMC
Saeed Moghaddam, Ahmed Helmy
2011 — conf
Spatial and Temporal Analysis of Planet Scale Vehicular Imagery Data.
ICDM Workshops
Gautam S. Thakur, Pan Hui, Hamed Ketabdar, Ahmed Helmy
2011 A* conf
Spatio-temporal modeling of wireless users internet access patterns using self-organizing maps.
INFOCOM
Saeed Moghaddam, Ahmed Helmy
2011 B conf
The evolution of WLAN user mobility and its effect on prediction.
IWCMC
Jeeyoung Kim, Ahmed Helmy
2011 J jnl
Towards Realistic Vehicular Network Modeling Using Planet-scale Public Webcams
CoRR
Gautam S. Thakur, Pan Hui, Hamed Ketabdar, Ahmed Helmy
2010 J jnl
Analysis of Spatio-Temporal Preferences and Encounter Statistics for DTN Performance
CoRR
Gautam S. Thakur, Udayan Kumar, Ahmed Helmy, Wei-jen Hsu
2010 J jnl
Analyzing mobility evolution in WLAN users: how predictable are we?
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Jeeyoung Kim, Ahmed Helmy
2010 J jnl
CATCH: A protocol framework for cross-layer attacker traceback in mobile multi-hop networks.
Ad Hoc Networks
Yongjin Kim, Ahmed Helmy
2010 J jnl
Data-driven Co-clustering Model of Internet Usage in Large Mobile Societies
CoRR
Saeed Moghaddam, Ahmed Helmy, Sanjay Ranka, Manas Somaiya
2010 A conf
Data-driven co-clustering model of internet usage in large mobile societies.
MSWiM
Saeed Moghaddam, Ahmed Helmy, Sanjay Ranka, Manas Somaiya
2010 A conf
Extract: mining social features from WLAN traces-a gender-based case study.
MSWiM
Udayan Kumar, Ahmed Helmy
2010 J jnl
Geographic rendezvous-based architectures for emergency data dissemination.
Wirel. Commun. Mob. Comput.
Karim Seada, Ahmed Helmy
2010 B conf
Internet usage modeling of large wireless networks using self-organizing maps.
MASS
Saeed Moghaddam, Ahmed Helmy
2010 J jnl
Mobile Testbeds with an Attitude
CoRR
Sungwook Moon, Ahmed Helmy
2010 J jnl
Modeling of internet usage in large mobile societies using self-organizing maps.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Saeed Moghaddam, Ahmed Helmy
2010 J jnl
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.
Shamim Begum, Ahmed Helmy, Sandeep Gupta
2010 J jnl
On Nodal Encounter Patterns in Wireless LAN Traces.
IEEE Trans. Mob. Comput.
Wei-jen Hsu, Ahmed Helmy
2010 J jnl
PROTECT: Proximity-based Trust-advisor using Encounters for Mobile Societies
CoRR
Udayan Kumar, Gautam S. Thakur, Ahmed Helmy
2010 B conf
PROTECT: proximity-based trust-advisor using encounters for mobile societies.
IWCMC
Udayan Kumar, Gautam S. Thakur, Ahmed Helmy
2010 B ed.
Proceedings of the 6th International Wireless Communications and Mobile Computing Conference, IWCMC 2010, Caen, France, June 28 - July 2, 2010
IWCMC
Ahmed Helmy, Peter Mueller, Yan Zhang
2010 J jnl
Proximity based trust-advisor using encounters for mobile societies: Analysis of four filters.
Wirel. Commun. Mob. Comput.
Udayan Kumar, Gautam S. Thakur, Ahmed Helmy
2010 J jnl
Proximity-based trust-advisor using encounters.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Udayan Kumar, Ahmed Helmy
2010 J jnl
SHIELD: Social sensing and Help In Emergency using mobiLe Devices
CoRR
Gautam S. Thakur, Mukul Sharma, Ahmed Helmy
2010 B conf
SHIELD: Social sensing and Help In Emergency using mobiLe Devices.
GLOBECOM
Gautam S. Thakur, Mukul Sharma, Ahmed Helmy
2010 J jnl
Similarity Analysis and Modeling in Mobile Societies: The Missing Link
CoRR
Gautam S. Thakur, Ahmed Helmy, Wei-jen Hsu
2010 — conf
Similarity analysis and modeling in mobile societies: the missing link.
CHANTS@MobiCom
Gautam S. Thakur, Ahmed Helmy, Wei-jen Hsu
2010 J jnl
Spatio-Temporal Modeling of Wireless Users Internet Access Patterns Using Self-Organizing Maps
CoRR
Saeed Moghaddam, Ahmed Helmy
2010 J jnl
Spectral analysis of periodicity and regularity for mobile encounters in delay tolerant networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Sungwook Moon, Ahmed Helmy
2010 — conf
TABS: Link Loss Tolerant Data Routing Protocol for Multi-hop Wireless Sensor Networks.
SUTC/UMC
Jabed Faruque, Ahmed Helmy
2010 B conf
Understanding Periodicity and Regularity of Nodal Encounters in Mobile Networks: A Spectral Analysis.
GLOBECOM
Sungwook Moon, Ahmed Helmy
2010 J jnl
Understanding periodicity and regularity of nodal encounters in mobile networks: A spectral analysis
CoRR
Sungwook Moon, Ahmed Helmy
2009 J jnl
Encounter-based worms: Analysis and defense.
Ad Hoc Networks
Sapon Tanachaiwiwat, Ahmed Helmy
2009 B conf
Human Behavior and Challenges of Anonymizing WLAN Traces.
GLOBECOM
Udayan Kumar, Ahmed Helmy
2009 B conf
Modeling and test generation for worst-case performance evaluation of MAC protocols for wireless ad hoc networks.
MASCOTS
Shamim Begum, Ahmed Helmy, Sandeep Gupta
2009 J jnl
Modeling spatial and temporal dependencies of user mobility in wireless mobile networks.
IEEE/ACM Trans. Netw.
Wei-jen Hsu, Thrasyvoulos Spyropoulos, Konstantinos Psounis, Ahmed Helmy
2009 J jnl
Poster Abstract: background traffic-aware rate adaptation for IEEE 802.11: implementation and test-bed experimental results.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Shao-Cheng Wang, Ahmed Helmy
2009 J jnl
Poster abstract: the challenges of accurate mobility prediction for ultra mobile users.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Jeeyoung Kim, Ahmed Helmy
2008 C conf
BEWARE: Background traffic-aware rate adaptation for IEEE 802.11.
WOWMOM
Shao-Cheng Wang, Ahmed Helmy
2008 J jnl
CSI: A Paradigm for Behavior-oriented Delivery Services in Mobile Human Networks
CoRR
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2008 J jnl
Cross-Layer Interaction of TCP and Ad Hoc Routing Protocols in Multihop IEEE 802.11 Networks.
IEEE Trans. Mob. Comput.
Kitae Nahm, Ahmed Helmy, C.-C. Jay Kuo
2008 — ch.
Data Management Techniques for Continuous Media in Ad-Hoc Networks of Wireless Devices.
Encyclopedia of Multimedia
Shahram Ghandeharizadeh, Ahmed Helmy, Bhaskar Krishnamachari, François Bar, Todd Richmond
2008 J jnl
Efficient geographic routing over lossy links in wireless sensor networks.
ACM Trans. Sens. Networks
Marco Antonio Zúñiga Zamalloa, Karim Seada, Bhaskar Krishnamachari, Ahmed Helmy
2008 J jnl
Gender-based feature analysis in campus-wide WLANs.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Udayan Kumar, Nikhil Yadav, Ahmed Helmy
2008 J jnl
Modeling Spatial and Temporal Dependencies of User Mobility in Wireless Mobile Networks
CoRR
Wei-jen Hsu, Thrasyvoulos Spyropoulos, Konstantinos Psounis, Ahmed Helmy
2008 — conf
PBS: A virtual grid architecture for gradient-based active querying in sensor networks.
CTS
Jabed Faruque, Ahmed Helmy
2008 B conf
Profile-Cast: Behavior-Aware Mobile Networking.
WCNC
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2008 J jnl
Profile-cast: behavior-aware mobile networking.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2008 — book
Substrate Noise Coupling in RFICs.
Ahmed Helmy, Mohammed Ismail
2008 B conf
Visualization and Representation of Mobile Network Users.
SECON
Sungwook Moon, Udayan Kumar, Jeeyoung Kim, Wei-jen Hsu, Ahmed Helmy
2007 C conf
Computer worm ecology in encounter-based networks.
BROADNETS
Sapon Tanachaiwiwat, Ahmed Helmy
2007 J jnl
Encounter-based worms: Analysis and Defense
CoRR
Sapon Tanachaiwiwat, Ahmed Helmy
2007 B conf
Impact of Mobility on Last Encounter Routing Protocols.
SECON
Fan Bai, Ahmed Helmy
2007 A* conf
Mining behavioral groups in large wireless LANs.
MobiCom
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2007 A* conf
Modeling Time-Variant User Mobility in Wireless Mobile Networks.
INFOCOM
Wei-jen Hsu, Thrasyvoulos Spyropoulos, Konstantinos Psounis, Ahmed Helmy
2007 C conf
Modeling and analysis of worm interactions (war of the worms).
BROADNETS
Sapon Tanachaiwiwat, Ahmed Helmy
2007 J jnl
Modeling and analyzing the correctness of geographic face routing under realistic conditions.
Ad Hoc Networks
Karim Seada, Ahmed Helmy, Ramesh Govindan
2007 J jnl
On the Performance Evaluation of Encounter-based Worm Interactions Based on Node Characteristics
CoRR
Sapon Tanachaiwiwat, Ahmed Helmy
2007 — conf
On the performance evaluation and prediction of encounter-based worm interactions based on node characteristics.
Challenged Networks
Sapon Tanachaiwiwat, Ahmed Helmy
2007 J jnl
On the structure of user association patterns in wireless LANs.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2007 B conf
Performance Analysis of Wireless MAC Protocols Using a Search Based Framework.
MASCOTS
Shamim Begum, Sandeep Gupta, Ahmed Helmy
2006 — conf
Attacker traceback with cross-layer monitoring in wireless multi-hop networks.
SASN
Yongjin Kim, Ahmed Helmy
2006 — ed.
Autonomic Management of Mobile Multimedia Services, 9th IFIP/IEEE International Conference on Management of Multimedia and Mobile Networks and Services, MMNS 2006, Dublin, Ireland, October 25-27, 2006, Proceedings
MMNS
Ahmed Helmy, Brendan Jennings, Liam Murphy, Tom Pfeifer
2006 C conf
Brief Announcement: Analyzing the Interactions of Self-propagating Codes in Multi-hop Networks.
SSS
Sapon Tanachaiwiwat, Ahmed Helmy
2006 — ch.
Data Management Techniques for Continuous Media in Ad-Hoc Networks of Wireless Devices.
Encyclopedia of Multimedia
Shahram Ghandeharizadeh, Ahmed Helmy, Bhaskar Krishnamachari, François Bar, Todd Richmond
2006 J jnl
Efficient and robust geocasting protocols for sensor networks.
Comput. Commun.
Karim Seada, Ahmed Helmy
2006 J jnl
Mining Behavioral Groups in Large Wireless LANs
CoRR
Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy
2006 B conf
Performance Limits and Analysis of Contention-based IEEE 802.11 MAC.
LCN
Shao-Cheng Wang, Ahmed Helmy
2005 B conf
A local metric for geographic routing with power control in wireless networks.
SECON
Chih-Ping Li, Wei-jen Hsu, Bhaskar Krishnamachari, Ahmed Helmy
2005 J jnl
ATTENTION: ATTackEr traceback using MAC layer abNormality detecTION
CoRR
Yongjin Kim, Ahmed Helmy
2005 J jnl
Active query forwarding in sensor networks.
Ad Hoc Networks
Narayanan Sadagopan, Bhaskar Krishnamachari, Ahmed Helmy
2005 C conf
An overview of geographic protocols in ad hoc and sensor networks.
AICCSA
Karim Seada, Ahmed Helmy
2005 B conf
Analysis of Gradient-Based Routing Protocols in Sensor Networks.
DCOSS
Jabed Faruque, Konstantinos Psounis, Ahmed Helmy
2005 J jnl
CARD: A Contact-based Architecture for Resource Discovery in Wireless Ad Hoc Networks.
Mob. Networks Appl.
Ahmed Helmy, Saurabh Garg, Nitin Nahata, Priyatham Pamu
2005 J jnl
Contact-extended zone-based transactions routing for energy-constrained wireless ad hoc networks.
IEEE Trans. Veh. Technol.
Ahmed Helmy
2005 C conf
Correlation Analysis for Alleviating Effects of Inserted Data in Wireless Sensor Networks.
MobiQuitous
Sapon Tanachaiwiwat, Ahmed Helmy
2005 J jnl
Efficient and Robust Geocasting Protocols for Sensor Networks
CoRR
Karim Seada, Ahmed Helmy
2005 J jnl
FOTG: fault-oriented stress testing of IP multicast.
IEEE Commun. Lett.
Ahmed Helmy, Sandeep Gupta
2005 — ch.
Geographic Services for Wireless Networks.
Handbook of Algorithms for Wireless Networking and Mobile Computing
Karim Seada, Ahmed Helmy
2005 J jnl
IMPACT: Investigation of Mobile-user Patterns Across University Campuses using WLAN Trace Analysis
CoRR
Wei-jen Hsu, Ahmed Helmy
2005 A* conf
Low-state fairness: lower bounds and practical enforcement.
INFOCOM
Abhimanyu Das, Debojyoti Dutta, Ahmed Helmy, Ashish Goel, John S. Heidemann
2005 C conf
Performance evaluations for hybrid IEEE 802.11b and 802.11g wireless networks.
IPCCC
Shao-Cheng Wang, Yi-Ming Chen, Tsern-Huei Lee, Ahmed Helmy
2005 J jnl
Rendezvous Regions: A Scalable Architecture for Resource Discovery and Service Location in Large-Scale Mobile Networks
CoRR
Karim Seada, Ahmed Helmy
2005 C conf
SWAT: Small World-based Attacker Traceback in Ad-hoc Networks.
MobiQuitous
Yongjin Kim, Ahmed Helmy
2005 B conf
TCP over multihop 802.11 networks: issues and performance enhancement.
MobiHoc
Kitae Nahm, Ahmed Helmy, C.-C. Jay Kuo
2005 A* conf
TCP vs. TCP: a systematic study of adverse impact of short-lived TCP flows on long-lived TCP flows.
INFOCOM
Shirin Ebrahimi-Taghizadeh, Ahmed Helmy, Sandeep Gupta
2005 J jnl
Weighted waypoint mobility model and its impact on ad hoc networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Wei-jen Hsu, Kashyap Merchant, Haw-wei Shu, Chih-hsin Hsu, Ahmed Helmy
2004 J jnl
A framework for systematic evaluation of multicast congestion control protocols.
IEEE J. Sel. Areas Commun.
Karim Seada, Ahmed Helmy, Sandeep Gupta
2004 J jnl
A low-state packet marking framework for approximate fair bandwidth allocation.
IEEE Commun. Lett.
Abhimanyu Das, Debojyoti Dutta, Ahmed Helmy
2004 — conf
Analysis of Wired Short Cuts in Wireless Sensor Networks.
ICPS
Rohan Chitradurga, Ahmed Helmy
2004 — conf
Analysis of the effects of mobility on the grid location service in ad hoc networks.
ICC
Chinmay Shete, Salil Sawhney, Supriya Hervvadkar, Varun Mehandru, Ahmed Helmy
2004 — conf
BRICS: a building-block approach for analyzing routing protocols in ad hoc networks-a case study of reactive routing protocols.
ICC
Fan Bai, Narayanan Sadagopan, Ahmed Helmy
2004 J jnl
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.
Fan Bai, Ganesha Bhaskara, Ahmed Helmy
2004 J jnl
CAPTURE: location-free contact-assisted power-efficient query resolution for sensor networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Ahmed Helmy
2004 C conf
Comparative analysis of algorithms for tree structure restoration in sensor networks.
IPCCC
Fan Bai, Ahmed Helmy
2004 B conf
Efficient geocasting with perfect delivery in wireless networks.
WCNC
Karim Seada, Ahmed Helmy
2004 Misc conf
Energy-efficient forwarding strategies for geographic routing in lossy wireless sensor networks.
SenSys
Karim Seada, Marco Zuniga, Ahmed Helmy, Bhaskar Krishnamachari
2004 C conf
Location-centric isolation of misbehavior and trust routing in energy-constrained sensor networks.
IPCCC
Sapon Tanachaiwiwat, Pinalkumar Dave, Rohan Bhindwale, Ahmed Helmy
2004 J jnl
Modeling and analyzing the impact of location inconsistencies on geographic routing in wireless networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Yongjin Kim, Jae-Joon Lee, Ahmed Helmy
2004 J jnl
Modeling path duration distributions in MANETs and their impact on reactive routing protocols.
IEEE J. Sel. Areas Commun.
Fan Bai, Narayanan Sadagopan, Bhaskar Krishnamachari, Ahmed Helmy
2004 — conf
On the design of an offset-PLL modulation loop for the EGSM band.
ISCAS (4)
Amr Hafez, Waleed F. Aboueldahab, Ahmed Helmy
2004 — conf
On the effect of localization errors on geographic face routing in sensor networks.
IPSN
Karim Seada, Ahmed Helmy, Ramesh Govindan
2004 — conf
RUGGED: RoUting on finGerprint Gradients in sEnsor Networks.
ICPS
Jabed Faruque, Ahmed Helmy
2004 A conf
Rendezvous Regions: A Scalable Architecture for Service Location and Data-Centric Storage in Large-Scale Wireless Networks.
IPDPS
Karim Seada, Ahmed Helmy
2004 J jnl
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.
Dongjin Son, Ahmed Helmy, Bhaskar Krishnamachari
2004 J jnl
The STRESS method for boundary-point performance analysis of end-to-end multicast timer-suppression mechanisms.
IEEE/ACM Trans. Netw.
Ahmed Helmy, Sandeep Gupta, Deborah Estrin
2004 B conf
The effect of mobility-induced location errors on geographic routing in ad hoc networks: analysis and improvement using mobility prediction.
WCNC
Dongjin Son, Ahmed Helmy, Bhaskar Krishnamachari
2004 — conf
Towards mobility-rich analysis in ad hoc networks: using contraction, expansion and hybrid models.
ICC
Yenliang Lu, Huier Lin, Yajuan Gu, Ahmed Helmy
2003 A conf
Contact-Based Architecture for Resource Discovery (CARD) in Large Scale MANets.
IPDPS
Ahmed Helmy, Saurabh Garg, Priyatham Pamu, Nitin Nahata
2003 J jnl
Gradient-based routing in sensor networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Jabed Faruque, Ahmed Helmy
2003 A* conf
IMPORTANT: A framework to systematically analyze the Impact of Mobility on Performance of RouTing protocols for Adhoc NeTworks.
INFOCOM
Fan Bai, Narayanan Sadagopan, Ahmed Helmy
2003 A conf
Impact of location inconsistencies on geographic routing in wireless networks.
MSWiM
Yongjin Kim, Jae-Joon Lee, Ahmed Helmy
2003 J jnl
Mobility-assisted resolution of queries in large-scale mobile sensor networks (MARQ) .
Comput. Networks
Ahmed Helmy
2003 Misc conf
On the effect of localization errors on geographic face routing in sensor networks.
SenSys
Karim Seada, Ahmed Helmy, Ramesh Govindan
2003 J jnl
On the effect of location inaccuracy on geographic face routing in wireless networks.
ACM SIGMOBILE Mob. Comput. Commun. Rev.
Karim Seada, Ahmed Helmy, Ramesh Govindan
2003 B conf
PATHS: analysis of PATH duration statistics and their impact on reactive MANET routing protocols.
MobiHoc
Narayanan Sadagopan, Fan Bai, Bhaskar Krishnamachari, Ahmed Helmy
2003 Misc conf
Secure locations: routing on trust and isolating compromised sensors in location-aware sensor networks.
SenSys
Sapon Tanachaiwiwat, Pinalkumar Dave, Rohan Bhindwale, Ahmed Helmy
2003 J jnl
Small worlds in wireless networks.
IEEE Commun. Lett.
Ahmed Helmy
2003 B conf
TRANSFER: transactions routing for ad-hoc networks with efficient energy.
GLOBECOM
Ahmed Helmy
2003 J jnl
The IMPORTANT framework for analyzing the Impact of Mobility on Performance Of RouTing protocols for Adhoc NeTworks.
Ad Hoc Networks
Fan Bai, Narayanan Sadagopan, Ahmed Helmy
2002 — conf
Architectural framework for large-scale multicast in mobile ad hoc networks.
ICC
Ahmed Helmy
2002 J jnl
Contact-Based Architecture for Resource Discovery (CARD) in Large Scale MANets
CoRR
Saurabh Garg, Priyatham Pamu, Nitin Nahata, Ahmed Helmy
2002 J jnl
Efficient Micro-Mobility using Intra-domain Multicast-based Mechanisms (M&M)
CoRR
Ahmed Helmy, Muhammad Jaseemuddin, Ganesha Bhaskara
2002 J jnl
Efficient micro-mobility using intra-domain multicast-based mechanisms (M&M).
Comput. Commun. Rev.
Ahmed Helmy, Muhammad Jaseemuddin, Ganesha Bhaskara
2002 J jnl
Efficient resource discovery for large scale ad hoc networks using contacts.
Comput. Commun. Rev.
Nitin Nahata, Priyatham Pamu, Saurabh Garg, Ahmed Helmy
2002 — conf
Fair Stateless Aggregate Traffic Marking Using Active Queue Management Techniques.
MMNS
Abhimanyu Das, Debojyoti Dutta, Ahmed Helmy
2002 J jnl
Fair Stateless Aggregate Traffic Marking using Active Queue Management Techniques
CoRR
Abhimanyu Das, Debojyoti Dutta, Ahmed Helmy
2002 B conf
Fairness evaluation experiments for multicast congestion control protocols.
GLOBECOM
Karim Seada, Ahmed Helmy
2002 J jnl
Modeling of mobility-induced losses in MANETs (MILMAN).
Comput. Commun. Rev.
Karthik Dantu, Shyam Kapadia, Rishi Sinha, Ahmed Helmy
2002 J jnl
Small Large-Scale Wireless Networks: Mobility-Assisted Resource Discovery
CoRR
Ahmed Helmy
2002 — conf
State analysis and aggregation study for multicast-based micro mobility.
ICC
Ahmed Helmy
2002 J jnl
The STRESS Method for Boundary-point Performance Analysis of End-to-end Multicast Timer-Suppression Mechanisms
CoRR
Ahmed Helmy, Sandeep Gupta, Deborah Estrin
2001 J jnl
Architectural Framework for Large-Scale Multicast in Mobile Ad Hoc Networks
CoRR
Ahmed Helmy
2001 J jnl
State Analysis and Aggregation Study for Multicast-based Micro Mobility
CoRR
Ahmed Helmy
2000 — conf
A multicast-based protocol for IP mobility support.
Networked Group Communication
Ahmed Helmy
2000 J jnl
Advances in Network Simulation.
Computer
Lee Breslau, Deborah Estrin, Kevin R. Fall, Sally Floyd, John S. Heidemann, Ahmed Helmy, Polly Huang, Steven McCanne, Kannan Varadhan, Ya Xu, Haobo Yu
2000 J jnl
Multicast-based Architecture for IP Mobility: Simulation Analysis and Comparison with Basic Mobile IP
CoRR
Ahmed Helmy
2000 J jnl
Systematic Performance Evaluation of Multipoint Protocols
CoRR
Ahmed Helmy, Sandeep Gupta, Deborah Estrin, Alberto Cerpa, Yan Yu
2000 C conf
Systematic Performance Evaluation of Multipoint Protocols.
FORTE
Ahmed Helmy, Sandeep Gupta, Deborah Estrin, Alberto Cerpa, Yan Yu
2000 J jnl
Systematic Testing of Multicast Routing Protocols: Analysis of Forward and Backward Search Techniques
CoRR
Ahmed Helmy, Deborah Estrin, Sandeep Gupta
2000 B conf
Systematic Testing of Protocol Robustness: Case Studies on Mobile IP and MARS.
LCN
Shamim Begum, Meeta Sharma, Ahmed Helmy, Sandeep Gupta
2000 B conf
Systematic testing of multicast routing protocols: analysis of forward and backward search techniques.
ICCCN
Ahmed Helmy, Deborah Estrin, Sandeep Gupta
1999 A* conf
A Dynamic Bootstrap Mechanism for Rendezvous-based Multicast Routing.
INFOCOM
Deborah Estrin, Mark Handley, Ahmed Helmy, Polly Huang, David Thaler
1998 C conf
Fault-oriented Test Generation for Multicast Routing Protocol Design.
FORTE
Ahmed Helmy, Deborah Estrin, Sandeep Gupta
1998 J jnl
Protocol Independent Multicast-Sparse Mode (PIM-SM): Protocol Specification.
RFC
Deborah Estrin, Dino Farinacci, Ahmed Helmy, David Thaler, Stephen E. Deering, Mark Handley, Van Jacobson, Ching-Gung Liu, Puneet Sharma, Liming Wei
1998 B conf
Simulation-based 'STRESS' Testing Case Study: A Multicast Routing Protocol.
MASCOTS
Ahmed Helmy, Deborah Estrin
1997 J jnl
Protocol Independent Multicast-Sparse Mode (PIM-SM): Protocol Specification.
RFC
Deborah Estrin, Dino Farinacci, Ahmed Helmy, David Thaler, Stephen E. Deering, Mark Handley, Van Jacobson, Ching-Gung Liu, Puneet Sharma, Liming Wei