2008 |
84 | EE | Sungwook Moon,
Udayan Kumar,
Jeeyoung Kim,
Wei-jen Hsu,
Ahmed Helmy:
Visualization and Representation of Mobile Network Users.
SECON 2008: 588-590 |
83 | EE | Wei-jen Hsu,
Debojyoti Dutta,
Ahmed Helmy:
Profile-Cast: Behavior-Aware Mobile Networking.
WCNC 2008: 3033-3038 |
82 | EE | Shao-Cheng Wang,
Ahmed Helmy:
BEWARE: Background traffic-aware rate adaptation for IEEE 802.11.
WOWMOM 2008: 1-12 |
81 | EE | Wei-jen Hsu,
Debojyoti Dutta,
Ahmed Helmy:
CSI: A Paradigm for Behavior-oriented Delivery Services in Mobile Human Networks
CoRR abs/0807.1153: (2008) |
80 | EE | Wei-jen Hsu,
Thrasyvoulos Spyropoulos,
Konstantinos Psounis,
Ahmed Helmy:
Modeling Spatial and Temporal Dependencies of User Mobility in Wireless Mobile Networks
CoRR abs/0810.3935: (2008) |
79 | EE | Kitae Nahm,
Ahmed Helmy,
C. C. Jay Kuo:
Cross-Layer Interaction of TCP and Ad Hoc Routing Protocols in Multihop IEEE 802.11 Networks.
IEEE Trans. Mob. Comput. 7(4): 458-469 (2008) |
2007 |
78 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
Computer worm ecology in encounter-based networks.
BROADNETS 2007: 535-543 |
77 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
Modeling and analysis of worm interactions (war of the worms).
BROADNETS 2007: 649-658 |
76 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
On the performance evaluation and prediction of encounter-based worm interactions based on node characteristics.
Challenged Networks 2007: 67-74 |
75 | EE | Wei-jen Hsu,
Thrasyvoulos Spyropoulos,
Konstantinos Psounis,
Ahmed Helmy:
Modeling Time-Variant User Mobility in Wireless Mobile Networks.
INFOCOM 2007: 758-766 |
74 | EE | Shamim Begum,
Sandeep Gupta,
Ahmed Helmy:
Performance Analysis of Wireless MAC Protocols Using a Search Based Framework.
MASCOTS 2007: 95-102 |
73 | EE | Wei-jen Hsu,
Debojyoti Dutta,
Ahmed Helmy:
Mining behavioral groups in large wireless LANs.
MOBICOM 2007: 338-341 |
72 | EE | Fan Bai,
Ahmed Helmy:
Impact of Mobility on Last Encounter Routing Protocols.
SECON 2007: 461-470 |
71 | EE | Karim Seada,
Ahmed Helmy,
Ramesh Govindan:
Modeling and analyzing the correctness of geographic face routing under realistic conditions.
Ad Hoc Networks 5(6): 855-871 (2007) |
70 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
On the Performance Evaluation of Encounter-based Worm Interactions Based on Node Characteristics
CoRR abs/0706.2025: (2007) |
69 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
Encounter-based worms: Analysis and Defense
CoRR abs/0706.4035: (2007) |
68 | EE | Wei-jen Hsu,
Debojyoti Dutta,
Ahmed Helmy:
On the structure of user association patterns in wireless LANs.
Mobile Computing and Communications Review 11(2): 67-68 (2007) |
2006 |
67 | | Ahmed Helmy,
Brendan Jennings,
Liam Murphy,
Tom Pfeifer:
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
Springer 2006 |
66 | EE | Shao-Cheng Wang,
Ahmed Helmy:
Performance Limits and Analysis of Contention-based IEEE 802.11 MAC.
LCN 2006: 418-425 |
65 | EE | Yongjin Kim,
Ahmed Helmy:
Attacker traceback with cross-layer monitoring in wireless multi-hop networks.
SASN 2006: 123-134 |
64 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
Brief Announcement: Analyzing the Interactions of Self-propagating Codes in Multi-hop Networks.
SSS 2006: 582-583 |
63 | EE | Shahram Ghandeharizadeh,
Ahmed Helmy,
Bhaskar Krishnamachari,
François Bar,
Todd Richmond:
Data Management Techniques for Continuous Media in Ad-Hoc Networks of Wireless Devices.
Encyclopedia of Multimedia 2006 |
62 | EE | Wei-jen Hsu,
Debojyoti Dutta,
Ahmed Helmy:
Mining Behavioral Groups in Large Wireless LANs
CoRR abs/cs/0606002: (2006) |
61 | EE | Karim Seada,
Ahmed Helmy:
Efficient and robust geocasting protocols for sensor networks.
Computer Communications 29(2): 151-161 (2006) |
2005 |
60 | EE | Karim Seada,
Ahmed Helmy:
An overview of geographic protocols in ad hoc and sensor networks.
AICCSA 2005: 62 |
59 | EE | Jabed Faruque,
Konstantinos Psounis,
Ahmed Helmy:
Analysis of Gradient-Based Routing Protocols in Sensor Networks.
DCOSS 2005: 258-275 |
58 | EE | Abhimanyu Das,
Debojyoti Dutta,
Ahmed Helmy,
Ashish Goel,
John S. Heidemann:
Low-state fairness: lower bounds and practical enforcement.
INFOCOM 2005: 2436-2446 |
57 | EE | S. Ebrahimi-Taghizadeh,
Ahmed Helmy,
Sandeep K. S. Gupta:
TCP vs. TCP: a systematic study of adverse impact of short-lived TCP flows on long-lived TCP flows.
INFOCOM 2005: 926-937 |
56 | EE | Shao-Cheng Wang,
Y.-M. Chen,
Tsern-Huei Lee,
Ahmed Helmy:
Performance evaluations for hybrid IEEE 802.11b and 802.11g wireless networks.
IPCCC 2005: 111-118 |
55 | EE | Kitae Nahm,
Ahmed Helmy,
C. C. Jay Kuo:
TCP over multihop 802.11 networks: issues and performance enhancement.
MobiHoc 2005: 277-287 |
54 | EE | Yongjin Kim,
Ahmed Helmy:
SWAT: Small World-based Attacker Traceback in Ad-hoc Networks.
MobiQuitous 2005: 85-96 |
53 | EE | Sapon Tanachaiwiwat,
Ahmed Helmy:
Correlation Analysis for Alleviating Effects of Inserted Data in Wireless Sensor Networks.
MobiQuitous 2005: 97-108 |
52 | EE | Narayanan Sadagopan,
Bhaskar Krishnamachari,
Ahmed Helmy:
Active query forwarding in sensor networks.
Ad Hoc Networks 3(1): 91-113 (2005) |
51 | EE | Karim Seada,
Ahmed Helmy:
Rendezvous Regions: A Scalable Architecture for Resource Discovery and Service Location in Large-Scale Mobile Networks
CoRR abs/cs/0504073: (2005) |
50 | EE | Karim Seada,
Ahmed Helmy:
Efficient and Robust Geocasting Protocols for Sensor Networks
CoRR abs/cs/0504111: (2005) |
49 | EE | Wei-jen Hsu,
Ahmed Helmy:
IMPACT: Investigation of Mobile-user Patterns Across University Campuses using WLAN Trace Analysis
CoRR abs/cs/0508009: (2005) |
48 | EE | Yongjin Kim,
Ahmed Helmy:
ATTENTION: ATTackEr traceback using MAC layer abNormality detecTION
CoRR abs/cs/0508010: (2005) |
47 | EE | Ahmed Helmy,
Saurabh Garg,
Nitin Nahata,
Priyatham Pamu:
CARD: A Contact-based Architecture for Resource Discovery in Wireless Ad Hoc Networks.
MONET 10(1-2): 99-113 (2005) |
46 | EE | Wei-jen Hsu,
Kashyap Merchant,
Haw-wei Shu,
Chih-hsin Hsu,
Ahmed Helmy:
Weighted waypoint mobility model and its impact on ad hoc networks.
Mobile Computing and Communications Review 9(1): 59-63 (2005) |
2004 |
45 | EE | Rohan Chitradurga,
Ahmed Helmy:
Analysis of Wired Short Cuts in Wireless Sensor Networks.
ICPS 2004: 167-176 |
44 | EE | Jabed Faruque,
Ahmed Helmy:
RUGGED: RoUting on finGerprint Gradients in sEnsor Networks.
ICPS 2004: 179-188 |
43 | EE | Karim Seada,
Ahmed Helmy:
Rendezvous Regions: A Scalable Architecture for Service Location and Data-Centric Storage in Large-Scale Wireless Networks.
IPDPS 2004 |
42 | EE | Karim Seada,
Ahmed Helmy,
Ramesh Govindan:
On the effect of localization errors on geographic face routing in sensor networks.
IPSN 2004: 71-80 |
41 | | Amr Hafez,
Waleed F. Aboueldahab,
Ahmed Helmy:
On the design of an offset-PLL modulation loop for the EGSM band.
ISCAS (4) 2004: 153-156 |
40 | EE | Karim Seada,
Marco Zuniga,
Ahmed Helmy,
Bhaskar Krishnamachari:
Energy-efficient forwarding strategies for geographic routing in lossy wireless sensor networks.
SenSys 2004: 108-121 |
39 | EE | Fan Bai,
Ganesha Bhaskara,
Ahmed Helmy:
Building the blocks of protocol design and analysis: challenges and lessons learned from case studies on mobile ad hoc routing and micro-mobility protocols.
Computer Communication Review 34(3): 57-70 (2004) |
38 | EE | Karim Seada,
Ahmed Helmy,
Sandeep K. S. Gupta:
A framework for systematic evaluation of multicast congestion control protocols.
IEEE Journal on Selected Areas in Communications 22(10): 2048-2061 (2004) |
37 | EE | Fan Bai,
Narayanan Sadagopan,
Bhaskar Krishnamachari,
Ahmed Helmy:
Modeling path duration distributions in MANETs and their impact on reactive routing protocols.
IEEE Journal on Selected Areas in Communications 22(7): 1357-1373 (2004) |
36 | EE | Dongjin Son,
Ahmed Helmy,
Bhaskar Krishnamachari:
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. 3(3): 233-245 (2004) |
35 | EE | Ahmed Helmy,
Sandeep K. S. Gupta,
Deborah Estrin:
The STRESS method for boundary-point performance analysis of end-to-end multicast timer-suppression mechanisms.
IEEE/ACM Trans. Netw. 12(1): 44-58 (2004) |
34 | EE | Ahmed Helmy:
CAPTURE: location-free contact-assisted power-efficient query resolution for sensor networks.
Mobile Computing and Communications Review 8(1): 27-47 (2004) |
33 | EE | Yongjin Kim,
Jae-Joon Lee,
Ahmed Helmy:
Modeling and analyzing the impact of location inconsistencies on geographic routing in wireless networks.
Mobile Computing and Communications Review 8(1): 48-60 (2004) |
2003 |
32 | EE | Fan Bai,
Narayanan Sadagopan,
Ahmed Helmy:
IMPORTANT: A framework to systematically analyze the Impact of Mobility on Performance of RouTing protocols for Adhoc NeTworks.
INFOCOM 2003 |
31 | EE | Ahmed Helmy,
Saurabh Garg,
Priyatham Pamu,
Nitin Nahata:
Contact-Based Architecture for Resource Discovery (CARD) in Large Scale MANets.
IPDPS 2003: 219 |
30 | EE | Yongjin Kim,
Jae-Joon Lee,
Ahmed Helmy:
Impact of location inconsistencies on geographic routing in wireless networks.
MSWiM 2003: 124-127 |
29 | EE | Narayanan Sadagopan,
Fan Bai,
Bhaskar Krishnamachari,
Ahmed Helmy:
PATHS: analysis of PATH duration statistics and their impact on reactive MANET routing protocols.
MobiHoc 2003: 245-256 |
28 | EE | Karim Seada,
Ahmed Helmy,
Ramesh Govindan:
On the effect of localization errors on geographic face routing in sensor networks.
SenSys 2003: 312-313 |
27 | EE | Sapon Tanachaiwiwat,
Pinalkumar Dave,
Rohan Bhindwale,
Ahmed Helmy:
Secure locations: routing on trust and isolating compromised sensors in location-aware sensor networks.
SenSys 2003: 324-325 |
26 | EE | Fan Bai,
Narayanan Sadagopan,
Ahmed Helmy:
The IMPORTANT framework for analyzing the Impact of Mobility on Performance Of RouTing protocols for Adhoc NeTworks.
Ad Hoc Networks 1(4): 383-403 (2003) |
25 | EE | Ahmed Helmy:
Mobility-assisted resolution of queries in large-scale mobile sensor networks (MARQ) .
Computer Networks 43(4): 437-458 (2003) |
24 | EE | Jabed Faruque,
Ahmed Helmy:
Gradient-based routing in sensor networks.
Mobile Computing and Communications Review 7(4): 50-52 (2003) |
23 | EE | Karim Seada,
Ahmed Helmy,
Ramesh Govindan:
On the effect of location inaccuracy on geographic face routing in wireless networks.
Mobile Computing and Communications Review 7(4): 61-63 (2003) |
22 | EE | Marco Zúñiga Zamalloa,
Karim Seada,
Bhaskar Krishnamachari,
Ahmed Helmy:
Efficient geographic routing over lossy links in wireless sensor networks.
TOSN 4(3): (2003) |
2002 |
21 | EE | Abhimanyu Das,
Debojyoti Dutta,
Ahmed Helmy:
Fair Stateless Aggregate Traffic Marking Using Active Queue Management Techniques.
MMNS 2002: 211-223 |
20 | EE | Abhimanyu Das,
Debojyoti Dutta,
Ahmed Helmy:
Fair Stateless Aggregate Traffic Marking using Active Queue Management Techniques
CoRR cs.NI/0204011: (2002) |
19 | EE | Ahmed Helmy:
Small Large-Scale Wireless Networks: Mobility-Assisted Resource Discovery
CoRR cs.NI/0207069: (2002) |
18 | EE | Ahmed Helmy,
Sandeep K. S. Gupta,
Deborah Estrin:
The STRESS Method for Boundary-point Performance Analysis of End-to-end Multicast Timer-Suppression Mechanisms
CoRR cs.NI/0208023: (2002) |
17 | EE | Saurabh Garg,
Priyatham Pamu,
Nitin Nahata,
Ahmed Helmy:
Contact-Based Architecture for Resource Discovery (CARD) in Large Scale MANets
CoRR cs.NI/0208024: (2002) |
16 | EE | Ahmed Helmy,
Muhammad Jaseemuddin,
Ganesha Bhaskara:
Efficient Micro-Mobility using Intra-domain Multicast-based Mechanisms (M&M)
CoRR cs.NI/0208025: (2002) |
15 | EE | Karthik Dantu,
Shyam Kapadia,
Rishi Sinha,
Ahmed Helmy:
Modeling of mobility-induced losses in MANETs (MILMAN).
Computer Communication Review 32(3): 30 (2002) |
14 | EE | Nitin Nahata,
Priyatham Pamu,
Saurabh Garg,
Ahmed Helmy:
Efficient resource discovery for large scale ad hoc networks using contacts.
Computer Communication Review 32(3): 32 (2002) |
13 | EE | Ahmed Helmy,
Muhammad Jaseemuddin,
Ganesha Bhaskara:
Efficient micro-mobility using intra-domain multicast-based mechanisms (M&M).
Computer Communication Review 32(5): 61-72 (2002) |
2001 |
12 | EE | Ahmed Helmy:
State Analysis and Aggregation Study for Multicast-based Micro Mobility
CoRR cs.NI/0105031: (2001) |
11 | EE | Ahmed Helmy:
Architectural Framework for Large-Scale Multicast in Mobile Ad Hoc Networks
CoRR cs.NI/0109005: (2001) |
2000 |
10 | | Ahmed Helmy,
Sandeep K. S. Gupta,
Deborah Estrin,
Alberto Cerpa,
Yan Yu:
Systematic Performance Evaluation of Multipoint Protocols.
FORTE 2000: 189-204 |
9 | EE | Shamim Begum,
Meeta Sharma,
Ahmed Helmy,
Sandeep K. S. Gupta:
Systematic Testing of Protocol Robustness: Case Studies on Mobile IP and MARS.
LCN 2000: 369-380 |
8 | | Ahmed Helmy:
A multicast-based protocol for IP mobility support.
Networked Group Communication 2000: 49-58 |
7 | EE | Ahmed Helmy:
Multicast-based Architecture for IP Mobility: Simulation Analysis and Comparison with Basic Mobile IP
CoRR cs.NI/0006022: (2000) |
6 | EE | Ahmed Helmy,
Sandeep K. S. Gupta,
Deborah Estrin,
Alberto Cerpa,
Yan Yu:
Systematic Performance Evaluation of Multipoint Protocols
CoRR cs.NI/0006029: (2000) |
5 | EE | Ahmed Helmy,
Deborah Estrin,
Sandeep K. S. Gupta:
Systematic Testing of Multicast Routing Protocols: Analysis of Forward and Backward Search Techniques
CoRR cs.NI/0007005: (2000) |
4 | EE | Lee Breslau,
Deborah Estrin,
Kevin R. Fall,
Sally Floyd,
John S. Heidemann,
Ahmed Helmy,
Polly Huang,
Steven McCanne,
Kannan Varadhan,
Ya Xu,
Haobo Yu:
Advances in Network Simulation.
IEEE Computer 33(5): 59-67 (2000) |
1999 |
3 | | Deborah Estrin,
Mark Handley,
Ahmed Helmy,
Polly Huang,
David Thaler:
A Dynamic Bootstrap Mechanism for Rendezvous-based Multicast Routing.
INFOCOM 1999: 1090-1098 |
1998 |
2 | | Ahmed Helmy,
Deborah Estrin,
Sandeep K. S. Gupta:
Fault-oriented Test Generation for Multicast Routing Protocol Design.
FORTE 1998: 93-109 |
1 | EE | Ahmed Helmy,
Deborah Estrin:
Simulation-based 'STRESS' Testing Case Study: A Multicast Routing Protocol.
MASCOTS 1998: 36-43 |