Cory Beard, Ph.D.

Associate Professor
Office: 550G Flarsheim Hall
Phone: 816-235-1550
Email

Research Focus/Expertise

  • Ultra-reliable low latency cellular communication
  • Application to emergency, public safety, air traffic control, and electric utility smart grid communications
  • Reliability, quality of service and performability for service-oriented architectures
  • Scheduling and service prioritization for wireless systems
  • Sensor networks for home energy savings
  • Preemptive and queuing policies for emergency traffic in wireless cellular networks
  • MAC layer quality of service and emergency traffic prioritization in ad-hoc networks

Degrees

  • Ph.D., Electrical Engineering, University of Kansas, 1999
  • M.S., Electrical Engineering, University of Missouri–Columbia, 1992
  • B.S., Electrical Engineering, University of Missouri–Columbia, 1990

Book

Cory Beard and William Stallings, Wireless Communication Networks and Systems, Prentice Hall, 2016.

Journal Publications

  • Mustafa Tekinay and Cory Beard, “Moments of the Quadrivariate Rayleigh Distribution with Applications for Diversity Receivers,” Annals of Telecommunications, accepted for publication, 2020.
  • Mustafa Tekinay, Cory Beard, Appie van de Liefvoort, “Partial Packet Duplication: Control of Fade and Non-Fade Duration Outages using Matrix Exponential Distributions,” IEEE Transactions on Vehicular Technology, accepted for publication, 2020.
  • Aklilu Assefa Gebremichail, Cory Beard, Rahul A. Paropkari, “Multi-Hop Relay Selection Based on Fade Durations,” Electronics Journal, accepted for publication, 2019.
  • Tekinay, M., Beard, C. “Reducing computation time of a wireless resource scheduler by exploiting temporal channel characteristics,” Wireless Networks Journal, 25, 4259–4274 (2019). https://doi.org/10.1007/s11276-019-02088-2.
  • Jianfei Chen, ZhiQiang Chen, Cory Beard, “Experimental investigation of aerial–ground network communication towards geospatially large-scale structural health monitoring,” Journal of Civil Structural Health Monitoring, October 17, 2018.
  • M. Todd Gardner, Yufei Cheng, Cory Beard, James P. G. Sterbenz, Deep Medhi, “Provisioning dynamic and critical demand structures for geographically correlated failures using a multi-disaster approach,” Annals of Telecommunications, 73:1, pp.111-125, 2018.
  • Aklilu Assefa Gebremichail and Cory Beard, “Fade Duration Based Neighbor Cell List Optimization for Handover in Femtocell Networks,” International Journal of Interdisciplinary Telecommunications and Networking, Volume 9 • Issue 2 • April-June 2017.
  • M. Todd Gardner , Rebecca May, Cory Beard, and Deep Medhi, “Determining Geographic Vulnerabilities Using a Novel Impact Based Resilience Metric,” Journal of Network and Systems Management, July 2016, Volume 24, Issue 3, pp 711–745.
  • M. Todd Gardner, Rebecca May, Cory Beard, Deep Medhi, “Benefits of Multi-Topology Routing during Geographically Correlated Failures,” Computer Networks Journal, Volume 82, 8 May 2015, Pages 34–49.
  • Zhefu Shi, Cory Beard, and Ken Mitchell, “Analytical Models for Understanding Space, Backoff, and Flow Correlation in CSMA Wireless Networks,” Springer Wireless Networks Journal (2013) 19:393-409, April 2013, Volume 19, Issue 3, pp. 393-409.
  • Zhefu Shi, Cory C Beard, Ken Mitchell, “Competition, Cooperation, and Optimization in Multi-Hop CSMA Networks with Correlated Traffic,” International Journal of Next-Generation Computing, Vol 3, No 3, November 2012.
  • Baek-Young Choi; Jung Hwan Kim; Beard, C.; “QoS and Channel-Aware Packet Bundling for Capacity Improvement in Cellular Networks,” Vehicular Technology, IEEE Transactions on, vol.59, no.8, pp.3886-3901, Oct. 2010.
  • Jiazhen Zhou and Cory Beard, “Balancing Competing Resource Allocation Demands in a Public Cellular Network that Supports Emergency Services,” IEEE Journal on Selected Areas in Communications, Special Issue on Mission Critical Networking, vol. 28, no. 5, pp. 644-652, June 2010.
  • Zhefu Shi, Cory Beard, and Ken Mitchell, “Analytical Models for Understanding Misbehavior and MAC Friendliness in CSMA Networks,” Performance Evaluation, vol. 66, pp. 469-487, September 2009.
  • Jiazhen Zhou and Cory Beard, “A Controlled Preemption Scheme for Emergency Applications in Cellular Networks,”  IEEE Transactions on Vehicular Technology, vol. 58, no. 7, pp. 3753-3765,  September 2009.
  • Ken Carlberg, Ian Brown, Cory Beard, “Framework for Supporting Emergency Telecommunications Service (ETS) in IP Telephony“, Internet Engineering Task Force, Request for Comments 4190
  • Manali Joshi, Ajay Mansata, Salil Talauliker, and Cory Beard, “Design and Analysis of Multi-Level Active Queue Management Mechanisms for Emergency Traffic,” Computer Communications Journal, Volume 28, Issue 2, 10 February 2005, Pages 162-173.
  • Cory Beard, “Preemptive and Delay-Based Mechanisms to Provide Preference to Emergency Traffic,” Computer Networks Journal, Vol. 47:6, pp. 801-824, 22 April 2005.
  • S. Srivastava, B. Krithikaivasan, C. Beard, D. Medhi, A. Van de Liefvoort, W. Alanqar, A. Nagarajan, “Benefits of Traffic Engineering using QoS Routing Schemes and Network Controls,” Computer Communications Journal, vol. 27/5, pp. 387-399, March 20, 2004.
  • Cory C. Beard and Victor S. Frost, “Prioritization of Emergency Network Traffic using Ticket Servers: A Performance Analysis,” Simulation: Transactions of the Society for Modeling and Simulation International, Vol. 80, Issue 6, June 2004, pp. 289-299.
  • Cory C. Beard and Victor S. Frost, “Ticket Servers for Network Traffic Prioritization,” Journal of Network and Systems Management, June 2003, pp. 151-170.
  • Cory C. Beard and Victor S. Frost, “Prioritized Resource Allocation for Stressed Networks,” IEEE/ACM Transactions on Networking, Vol. 6, no. 5, October 2001, pp. 618-633.

Other Publications

Conference Publications

  • Anurag Thantharate, Rahul Paropkari, Vijay Walunj, Cory Beard, Poonam Kankariya, “Secure5G: A Deep Learning Framework Towards a Secure Network Slicing in 5G and Beyond,” 2020 Conference: Computing and Communication Workshop and Conference (CCWC), Las Vegas, January 2020.
  • Anurag Thantharate, Rahul Paropkari, Vijay Walunj, Cory Beard, “A Deep Learning Approach towards an Efficient and Reliable Network Slicing in 5G Networks,” 10th IEEE Annual Ubiquitious Computing, Electronics, and Mobile Communications Conference (UEMCON 2019), Columbia University, New York, USA, October 2019.
  • Anurag Thantharate, Cory Beard, Poonam Kankariya, “CoAP and MQTT based Models to deliver Software and Security Updates to IoT Devices Over the Air,” IEEE International Conference on Internet of Things (iThings-2019), Atlanta, GA, USA, July 2019.
  • Hasita Kaja and Cory Beard, “A Multi-Layered Reliability Approach in Vehicular Ad-Hoc Networks,” 2019 Wireless Telecommunications Symposium, New York City, USA, April 2019.
  • Paropkari, A. Gebremichail, C. Beard, “Fractional Packet Duplication and Fade Duration Outage Probability Analysis for Handover Enhancement in 5G Cellular Networks,” 2019 Workshop on Computing, Networking and Communications (CNC), Honolulu, Hawaii, Feb. 18-21, 2019.
  • Jiazhen Zhou, Cory Beard, and Yi Qian, “Distributed Device Caching for Information Updating in Emergency Communications,” 2018 International Conference on Computer Communications, Hangzhou, China, July 30 -August 2, 2018.
  • Ahmad Saeed Mohammad, Narsi Reddy, Fathima James, Cory Beard, “Demodulation of Faded Wireless Signals using Deep Convolutional Neural Networks,” 8th IEEE Annual Computing and Communication Workshop and Conference, (CCWC 2018), Las Vegas, NV, 8-10 January 2018.
  • Rahul Paropkari, Cory Beard, and Appie van de Liefvoort, “Handover Performance Prioritization for Public Safety and Emergency Networks,” 38th IEEE Sarnoff Symposium, Newark, NJ, September 18-20, 2017.
  • Aklilu Gebremichail and Cory Beard, “Fade Duration Based Sleep Mode Activation in Dense Femtocell Cluster Networks,” 26th International Conference on Computer Communications and Networks (ICCCN 2017), Vancouver, CA, July 31-August 3, 2017.
  • Pedro Tonhozi de Oliveira and Cory Beard, “Dynamic Carrier Allocation: A step towards the future of 5G,” Wireless Telecommunication Symposium, Chicago, IL, USA, April 2017.
  • Shubhabrata Mukherjee and Cory Beard, “A Framework for Ultra-Reliable Low Latency Mission-Critical Communication,” Wireless Telecommunication Symposium, Chicago, IL, USA, April 2017.
  • M. Todd Gardner, Cory Beard, Deep Medhi, “Using SEIRS Epidemic Models for IoT Botnets Attacks,” Proceedings of the 13th International Conference on Design of Reliable Communication Networks (DRCN 2017), Munich, March 8-10, 2017.
  • M. Todd Gardner, Yufei Cheng, Rebecca May, Cory Beard, James P. G. Sterbenz, Deep Medhi, “Creating Network Resilience Against Disasters Using Service Level Agreements,” Proceedings of the 12th International Conference on Design of Reliable Communication Networks (DRCN 2016), Paris, France, March 15-16, 2016.
  • Pedro Tonhozi de Oliveira and Cory Beard, “Dynamic Carrier Allocation: A step towards the future of 5G,” Wireless Telecommunication Symposium, Chicago, IL, USA, April 2017.
  • Cory Beard, “High Reliability 4G and 5G Cellular Wireless Services for Smart Cities,” IEEE Smart Cities Workshop: Crossing Discipline Boundaries for Smart Cities, Kansas City, MO, Feb. 8-9, 2016.
  • Gebremichail, Aklilu Assefa; Beard, Cory, “Multi-hop relay selection based on fade durations,” Wireless Telecommunications Symposium (WTS), 2015, April 15-17, 2015, New York, NY USA.
  • Michael Gardner, Cory Beard and Appie Van de Liefvoort, “Mission Critical Publish-Subscribe Performance Modeling using Linear Algebraic and Classical Methods,” Theory of Modeling and Simulation, 2014 Symposium on the (TMS 2015), Springsim 2015, April 12-15, 2015, Alexandria, VA.
  • Michael Todd Gardner, Rebecca May, Cory Beard, Deep Medhi, “Finding Geographic Vulnerabilities in Multilayer Networks using Reduced Network State Enumeration,” Proceedings of the 11th International Conference on Design of Reliable Communication Networks (DRCN 2015), Kansas City, MO, USA, March 25-27, 2015. 2nd place Best Paper Award.
  • Tekinay, M.; Beard, C.; Medhi, D., ” Exploiting characteristics of slow fading channels in OFDMA scheduling,” Wireless Communications and Mobile Computing Conference (IWCMC), 2014 International, vol., no., pp.901,906, 4-8 Aug. 2014.
  • Michael Todd Gardner, Rebecca May, Cory Beard, and Deep Medhi, “Using Multi-Topology Routing to Improve Routing during Geographically Correlated Failures,”Proceedings of the 10th International Conference on Design of Reliable Communication Networks  (DRCN 2014), Gent, Belgium, April 1-3, 2014. Best Paper Award.
  • Michael Todd Gardner, Cory Beard, and Deep Medhi, “Using Network Measure to Reduce State Space Enumeration in Resilient Networks,”Proceedings of the 9th International Conference on Design of Reliable Communication Networks  (DRCN 2013), Budapest, Hungary, March 4-7, 2013.
  • Gardner, M.T.; Beard, C.; van de Liefvoort, A., “Efficient Matrix-Exponential Random Variate Generation using a Numeric Linear Combination Approach,” Theory of Modeling and Simulation, 2014 Symposium on the (TMS 2014), April 2014.
  • Michael Todd Gardner, Cory Beard, “Using QNA to Evaluate Parameter Tuning in Mission Critical SOA Networks,” IEEE International Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems 2012 (MASCOTS 2012), Washington, D.C., August 7-9, 2012.
  • Gardner, M.T.; Beard, C., “The Performance of Service Oriented Architecture (SOA) in Mission Critical Networks,” Proceedings of the 2012 Annual Meeting of Great Plains Network (GPN2012), June 2012.
  • Zhefu Shi, Cory Beard, Ken Mitchell, “Tunable Traffic Control for Multihop CSMA Networks,” 2008 IEEE Military Communications Conference (MILCOM ’08), San Diego, November 2008.
  • Jiazhen Zhou and Cory Beard, “Adaptive Probabilistic Scheduling for a Cellular Emergency Network,”  First International Workshop on Next Generation Networks for First Responders and Critical Infrastructures (NetCri07), April 2007.
  • Zhefu Shi, Cory Beard, and Ken Mitchell, “Misbehavior and MAC Friendliness in CSMA Networks,” IEEE Wireless Communications and Networking Conference (WCNC) 2007, Hong Kong, March 11-15, 2007.
  • Jiazhen Zhou and Cory Beard, “Tunable Preemption Controls for a Cellular Emergency Network,” IEEE Wireless Communications and Networking Conference (WCNC) 2007, Hong Kong, March 11-15, 2007.
  • Daniel Fokum and Cory Beard, “A Scheme For Improved Delay and Frame Drop Probabilities in 802.11e Networks,” IASTED International Conference on Wireless Networks and Emerging Technologies 2006 (WNET ’06), Banff, Alberta, Canada, July 3-6, 2006.
  • Jiazhen Zhou and Cory Beard, “Combined Preemption and Queuing Schemes for Admission Control of a Wireless Emergency Network,” IEEE Wireless Communications and Networking Conference (WCNC) 2006, Las Vegas, NV, April 3-5, 2006.
  • Jiazhen Zhou and Cory Beard, “Weighted Earliest Deadline Scheduling and Its Analytical Solution for Admission Control in a Wireless Emergency Network.” International Teletraffic Congress 19, Beijing, August 29-September 2, 2005.
  • Brijraj Vaghani and Cory Beard, “A Scheme to Measure Error Rates in the Presence of Adjacent Channel Interference using Frequency Domain Analysis,” IASTED International Conference on Communications, Internet, and Information Technology (CIIT 2004), St. Thomas, US Virgin Islands, November 22-24, 2004.
  • Manali Joshi and Cory Beard, “Reducing Queue-Fill Variability for Emergency Traffic in a Differentiated Services Network,”  ICCCN ’04, Chicago, Illinois, Oct. 11-13, 2004.
  • Ala I. Al-Fuqaha, Ghulam M. Chaudhry, Cory Beard, Mohsen Guizani, Miguel Labrador, and Ibrahim Habib, “Link-State Update Policies for All-Optical DWDM Transport Networks,” 2004 IEEE International Conference on Communications, Paris, June 2004.
  • Dijiang Huang, Deep Medhi, Cory Beard, Lein Harn, “Trust Analysis of Link State Network Routing,” Second International Trusted Internet Workshop (TIW 2003), December, 2003, Hyderabad, India.
  • Balaji Krithikaivasan, Shekhar Srivastava, Cory Beard, Appie van de Liefvoort, Deep Medhi, “Controlling Performance in the Congested Parts of an Asymmetric Network using Controls and Routing,” 2003 IEEE Symposium on Computers and Communications, Kemer – Antalya, Turkey, June 2003.
  • Shekhar S., Balaji K., Venkatesh V., Cory Beard, Deep Medhi, Appie Van de Liefvoort, Wesam Alanqar, Ananth Nagarajan, “A Case Study on Evaluating the Benefits of MPLS Traffic Engineering through Constraint-Based Routing and Network Controls,” 2002 IEEE International Conference on Communications, New York, New York, May 2002.
  • Cory C. Beard and Victor S. Frost, “Ticket Server Performance Evaluation Using a Hybrid Simulation Approach,” SCS 2001 Applied Telecommunication Symposium, Seattle, Washington, April 2001.
  • Xianghong Zeng and Cory C. Beard, “Prioritized Resource Allocation at Differentiated Services Ingress Routers,” IASTED Parallel and Distributed Systems Conference 2000, Las Vegas, November 2000.
  • Cory C. Beard and Victor S. Frost, “Connection Admission Control for Differentiating Priority Traffic on Public Networks,“ 1999 IEEE Military Communications International Symposium, Atlantic City, New Jersey, November 1999.
  • Cory C. Beard and Victor S. Frost, “Dynamic Agent-Based Prioritized Connection Admission for Stressed Networks,“ 1999 IEEE International Conference on Communications, Vancouver, British Columbia, Canada, June 1999.

Book Chapters

  • Jiazhen Zhou and Cory Beard, “Providing Emergency Services in Public Cellular Networks,” Cellular Networks: Positioning, Performance Analysis, Reliability, Intech, March 2011, pp. 285 304, Chapter 13. Shekhar S.,
  • Zhefu Shi and Cory Beard, “QoS in the Mobile Cloud Computing Environment,” Mobile Networks and Cloud Computing Convergence for Progressive Services and Applications, IGI Global, 2014.

Ph.D. Dissertation

  • Cory C. Beard, “Dynamic Agent-Based Prioritized Resource Allocation for Stressed Networks,” Ph.D. Dissertation, Defended August 9, 1999.

Research

Mentoring Philosophy

Research Interests

  • Reliability, quality of service, and performability for queuing networks, especially service oriented architectures.
  • Scheduling and service prioritization for public safety communications in 4G wireless cellular systems.
  • User cell selection in heterogeneous 5G networks, including queueing performance and handover control traffic modeling
  • Cooperative relaying to extend coverage into difficult locations for cellular systems.
  • LTE emergency applications, including direct link and mission critical push-to-talk capabilities.
  • Sensor networks for home energy savings.
  • Preemptive and queuing policies for providing preference to emergency traffic in wireless cellular networks.
  • Sensor networks for emergency search-and-rescue operations, specifically problems of localization, routing with uncertain information, and network-friendly query processing.
  • MAC-layer quality of service and emergency traffic prioritization in ad hoc networks using queueing theory models and game theory.

Research Funding

  • Principal Investigator, “Analysis of the FAA NextGen SWIM Architecture,” Federal Aviation Administration.
  • Principal Investigator, “Advanced Network Simulation Tools,” Sprint Corporation.
  • Principal Investigator, “CAREER: Priority Users and Applications on the Internet,” National Science Foundation CAREER Award.
  • Co-Investigator, “Constraint-Based Routing for Traffic Engineering in MPLS/GMPLS: Year II.”
  • Principal Investigator, “Prioritized Preemption In Stressed Networks”, University of Missouri Research Board.
  • Principal Investigator, “Architectures for Infinite Capacity Networks.”
  • Co-Investigator, “Constraint-Based Routing for Traffic Engineering in MPLS/MPLambdaS.”

Curriculum Vitae

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