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Dr Osman Khalid

Dr Osman Khalid

Professor

Area of Interest: Delay Tolerant Networks, Trust and Reputation Systems, Opportunistic Networks, Recommendation Systems, and Disaster Response Systems. For more details http://osman.pakproject.com

Email: [email protected]

HEC Approved PhD Supervisor

Academics / Degrees

  • PhD North Dakota State University, Fargo, ND, USA 2014
  • MS (CE) Center for Advanced Studies in Islamabad (CASE), Pakistan 2008
  • BS(CS) COMSATS Institute of Information Technology, Pakistan 2007

Profile / Bio

  • Tenured Associate Professor,
    Department of Computer Science, COMSATS University Islamabad,
    Abbottabad Campus, since April 11,2022-till date
  •  Assistant Professor at Department of Computer Sciences, COMSATS Institute of Information Technology, Abbottabad, Pakistan 2014 to to April 10,2022.
  • Aug. 2014 to Continued: Assistant Professor at Department of Computer Sciences, COMSATS Institute of Information Technology, Abbottabad, Pakistan
  • Aug. 2009 to Aug. 2013: Lecturer at Department of Computer Sciences, COMSATS Institute of Information Technology, Abbottabad, Pakistan.
  • Apr. 2007 to Aug. 2009: Software developer at Electronic Technology Division, Askari Bank Limited, Islamabad, Pakistan
  • Jun. 2006 to Mar. 2007: System Administrator and Software developer at Electronic Technology Division, Askari Bank Limited, Islamabad, Pakistan
  • Apr. 2006 to Jun. 2006: Software developer at Soft-Tek Systems, Islamabad, Pakistan 
  • Sep. 2005 to Mar. 2006: Visiting Faculty at Fatima Jinnah Women University, Rawalpindi, Pakistan

Research Interests

  • Delay Tolerant Networks & Opportunistic Networks: Routing protocols, content dissemination, and mobility modeling. 
  • Trust & Reputation Systems: Implementing Trust and Reputation in Wireless Sensor Networks and Mobile Ad hoc Networks. 
  • Recommendation Systems: Context aware recommendation systems, location-based recommendation systems, context adaption.

Awards

Awards
  • Awarded with scholarship by C OMSATS during Bachelors in Computer Sciences, 2002-04.
  • Awarded with scholarship by COMSATS for PhD in Computer Engineering, USA

Journal Publications

1. <a href="MemberDetails.aspx?memberID=5841" title="Muhammad Ali Khan">Muhammad Ali Khan</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Fed-DTCN: A Federated Disentangled Learning Framework for Unsupervised Zero-Day Anomaly Detection in IoT with Semantic-Aware Augmentation, Sensors, 2026
2. <a href="MemberDetails.aspx?memberID=5841" title="Muhammad Ali Khan">Muhammad Ali Khan</a>,Rao Naveed Bin Rais,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Mohamed Deriche Comparative Analysis of Centralized and Federated Intrusion Detection in IoT-Enabled Cyber-Physical Systems Under Data and Label-Skew, IEEE Access, 2025
3. Yasar Khan,Rao Naveed Bin Rais,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a> A Latency-Aware and Resource-Efficient Content Caching Scheme for Content-Centric Networks, IEEE Access, 2025
4. Muhammad Noman,Rao Naveed Bin Rais,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a> A Hybrid Group-Based Food Recommender Framework for Handling Overlapping Memberships, Applied Sciences, 2024
5. <a href="MemberDetails.aspx?memberID=5841" title="Muhammad Ali Khan">Muhammad Ali Khan</a>,Rao Naveed Bin Rais,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Sanan Ahmad Trust-Based Optimized Reporting for Detection and Prevention of Black Hole Attacks in Low-Power and Lossy Green IoT Networks, Sensors, 2024
6. <a href="MemberDetails.aspx?memberID=5841" title="Muhammad Ali Khan">Muhammad Ali Khan</a>,Rao Naveed Bin Rais,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Collaborative Detection and Prevention of Sybil Attacks against RPL-Based Internet of Things, Computers, Materials & Continua, 2023
7. Laila Junaid,<a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Blockchain-Enabled land management systems, Telecommunication Systems, 2023
8. Naseem Us Sehar,Muhammad A. B. Fayyaz,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a>,<a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,Ali R. Ansari,Raheel Nawaz Blockchain enabled data security in vehicular networks, Scientific Reports, 2023
9. Adeel Ahmed,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Trust-aware denoising autoencoder with spatial-temporal activity for cross-domain personalized recommendations, Neurocomputing, 2022
10. K. Malik,A. Akhunzada,<a href="MemberDetails.aspx?memberID=34" title="Dr. Tahir Maqsood">T. Maqsood</a>,<a href="MemberDetails.aspx?memberID=35" title="Dr. Saad Mustafa">S. Mustafa</a>,<a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Lightweight Internet of Things Botnet Detection Using One-Class Classification, Sensors, 2022
11. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> A hybrid group-based movie recommendation framework with overlapping memberships, PLOS ONE, 2022
12. <a href="MemberDetails.aspx?memberID=701" title="Muhammad Mateen Yaqoob">M.M.Yaqoob</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a>,<a href="MemberDetails.aspx?memberID=43" title="Waqar Khurshid">W.Khurshid</a>,<a href="MemberDetails.aspx?memberID=653" title="Syed Zulqarnain Arif">Syed Zulqarnain</a>,L. Liu,R. Nawaz Adaptive Multi-Cost Routing Protocol to Enhance Lifetime for Wireless Body Area Network, Computers, Materials & Continua, 2022
13. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> A hybrid mask RCNN-based tool to localize dental cavities from real-time mixed photographic images, PeerJ Computer Science, 2022
14. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> xFogSim: A Distributed Fog Resource Management Framework for Sustainable IoT Services, IEEE Transactions on Sustainable Computing, 2021
15. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> On deep neural network for trust aware cross domain recommendations in E-commerce, Expert Systems with Applications, 2021
16. <a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=530" title="Dr. Nuhman Ul Haq">N. Haq</a>,<a href="MemberDetails.aspx?memberID=34" title="Dr. Tahir Maqsood">T. Maqsood</a>,<a href="MemberDetails.aspx?memberID=646" title="Dr. Mazhar Ali">Dr. Mazhar Ali</a>,<a href="MemberDetails.aspx?memberID=750" title="Dr. Raja Wasim Ahmad">R.Wasim</a>,<a href="MemberDetails.aspx?memberID=39" title="Dr. Junaid Shuja">J.Shujah</a>,S. Sarwar, S. A. Madani A scalable model for real‐time venue recommendations using MapReduce, Concurrency and Computation: Practice and Experience, 2020
17. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Modeling an Optimized Approach for Load balancing in Cloud, IEEE Access, 2020
18. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> An Enhanced Firefly Algorithm Using Pattern Search for Solving Optimization Problems, IEEE Access, 2020
19. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Study and analysis of mobility, security, and caching issues in CCN, International Journal of Electrical and Computer Engineering (IJECE), 2020
20. Beenish Gul,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=35" title="Dr. Saad Mustafa">S. Mustafa</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a>,<a href="MemberDetails.aspx?memberID=691" title="Dr. Syed Sajid Hussain">S.S.Hussain</a>,DARREN DANCEY,RAHEEL NAWAZ CPU and RAM Energy-Based SLA-Aware Workload Consolidation Techniques for Clouds, IEEE Access, 2020
21. <a href="MemberDetails.aspx?memberID=43" title="Waqar Khurshid">W.Khurshid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> A dynamic threshold calculation for congestion notification in IEEE 802.1Qbb, IEEE Communication Letters, 2020
22. Atta ur Rahman Khan,Raheel Nawaz,<a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Rizwana Irfan SocialRec: A Context-Aware Recommendation Framework With Explicit Sentiment Analysis, IEEE Access, 2019
23. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a> Data offloading in IoT environments: modeling, analysis, and verification, EURASIP Journal on Wireless Communications and Networking, 2019
24. <a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Nutshell—Simulation toolkit for Modeling Data Center Networks and Cloud Computing, IEEE Access, 2019
25. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=25" title="Dr. Imran Ali Khan">I.Khan</a> Optimal Content Caching in Content-Centric Networks, Wireless Communications and Mobile Computing , 2019
26. <a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> An Optimal Ride Sharing Recommendation Framework for Carpooling Services, IEEE Access, 2018
27. L. Wu, L. Nie, S. U. Khan, ,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,D. Wu A V2I communication based pipe model for adaptive urban traffic light scheduling, Frontiers of Computer Science, 2018
28. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> An Optimal Ride Sharing Recommendation Framework for Carpooling Services, IEEE Access, 2018
29. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Samee U Khan FogNetSim++: A Toolkit for Modeling and Simulation of Distributed Fog Environment, IEEE Access, 2018
30. <a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,A Erbad, S U Khan Potentials, trends, and prospects in edge technologies: Fog, cloudlet, mobile edge, and micro data centers, Computer Networks, 2018
31. <a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=530" title="Dr. Nuhman Ul Haq">N. Haq</a>,Atta ur Rehman,<a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,Sajjad A. Madani Diet-Right: A Smart Food Recommendation System, KSII Transactions on Internet and Information Systems, 2017
32. <a href="MemberDetails.aspx?memberID=37" title="Dr. Faisal Rehman">F. Rehman</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Sajjad A. Madani A comparative study of location-based recommendation systems, The Knowledge Engineering Review, 2017
33. <a href="MemberDetails.aspx?memberID=34" title="Dr. Tahir Maqsood">T. Maqsood</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,R. Irfan, S. A. Madani, S. U. Khan Scalability Issues in Online Social Networks, ACM Computing Surveys, 2016
34. M. U. S. Khan,Y. Huang, F. Zhang, R. Ranjan,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,S. U. Khan, J. Cao, K. Li,B. Veeravalli, A. Zomaya MacroServ: A Route Recommendation Service for Large-Scale Evacuations, IEEE Transactions on Services Computing, 2016
35. <a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> MacroServ: A Route Recommendation Service for Large-Scale Evacuations, IEEE Transaction of Service Computing , 2015
36. R. Irfan,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,M. U. S. Khan, C. Chira, R. Ranjan, ,F. Zhang, S. U. Khan, B. Veeravalli, ,K. Li, A. Y. Zomaya MobiContext: A Context-aware Cloud-Based Venue Recommendation Framework, IEEE Transactions on Cloud Computing, 2015
37. <a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Rizwana Irfran MobiContext: A Context-aware Cloud-based Recommendation Framework, IEEE Transactions on Cloud Computing, 2015
38. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,M. U. S. Khan, Y. Huang,S. U. Khan, A. Y. Zomaya EvacSys: A Cloud-based Service for Emergency Evacuation, IEEE Cloud Computing, 2015
39. <a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> OmniSuggest: A Ubiquitous Cloud based Context Aware Recommendation System for Mobile Social Networks, IEEE Transactions on Services Computing, 2014
40. <a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,S. U. R. Malik,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,A. Hameed, E. Alvarez,V. Wijaysekara, R. Irfan,S. Shrestha, D. Dwivedy,M. Ali, U. S. Khan,A. Abbas, N. Jalil, S. U. Khan A Taxonomy and Survey on Green Data Center Networks, Future Generation Computer Systems, 2014
41. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,, M. U. S. Khan, S. U. Khan, A. Y. Zomaya OmniSuggest: A Ubiquitous Cloud based Context Aware Recommendation System for Mobile Social Networks, IEEE Transactions on Services Computing, 2013
42. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Samee U Khan,<a href="MemberDetails.aspx?memberID=33" title="Dr. Sajad A. Madani">S.Madani</a>,<a href="MemberDetails.aspx?memberID=21" title="Dr. Khizar Hayat">K.Hayat</a>,Majid I Khan,Nasro Min-Allah,Joanna Kolodziej,Lizhe Wang,Sherali Zeadally,Dan Chen Comparative study of trust and reputation systems for wireless sensor networks, Security and Communication Networks , 2013

Conference Publications

1. <a href="MemberDetails.aspx?memberID=5841" title="Muhammad Ali Khan">Muhammad Ali Khan</a>,<a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Intrusion Detection in IoT-Driven Cyber-Physical Systems: Analyzing Centralized and Federated Learning Performance in Non-IID Environments, , 2024
2. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=212" title="Dr Fiaz Gul Khan">F.G Khan</a> A Comparative Analysis of Federated and Centralized Machine Learning for Intrusion Detection in IoT, , 2023
3. <a href="MemberDetails.aspx?memberID=428" title="Rab Nawaz Jadoon">R.Jadoon</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,<a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,Prof. Dr. WuYang Zhou A Qualitative Comparison of Popular Middleware Distributions used in Grid Computing Environment, , 2017
4. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,Samee U Khan,Joanna Kolodziej,Limin Zhang,Juan Li,<a href="MemberDetails.aspx?memberID=33" title="Dr. Sajad A. Madani">S.Madani</a>,Lizhe Wang,Dan Chen A Checkpoint Based Message Forwarding Approach for Opportunistic Communication, , 2012
5. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,M. Junaid,<a href="MemberDetails.aspx?memberID=33" title="Dr. Sajad A. Madani">S.Madani</a> Comparative Study on Mobile Wireless Sensor Network Testbeds, , 2011

Books and Book Chapters

1. <a href="MemberDetails.aspx?memberID=428" title="Rab Nawaz Jadoon">R.Jadoon</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,WuYang Zhou Performance Metrics for Traditional & Context-Aware Big Data Recommender Systems, , 2018
2. <a href="MemberDetails.aspx?memberID=526" title="Dr. Kashif Bilal">K.Bilal</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,U. Khan, S. Malik, S. U. Khan,A. Zomaya Fault Tolerance in Cloud, , 2016
3. <a href="MemberDetails.aspx?memberID=647" title="Dr. Muhammad Usman Shahid Khan">Dr. Usman Shahid</a>,<a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a> Fault Tolerance in the Cloud, , 2015
4. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>, Samee U Khan, Sajjad A Madani, Khizar Hayat, ,Lizhe Wang, Dan Chen, Rajiv Ranjan Opportunistic Databank: A context Aware on-the-fly Data Center for Mobile Networks, , 2015
5. <a href="MemberDetails.aspx?memberID=527" title="Dr. Osman Khalid">O.Khalid</a>,S. U. Khan,<a href="MemberDetails.aspx?memberID=33" title="Dr. Sajad A. Madani">S.Madani</a>,<a href="MemberDetails.aspx?memberID=48" title="Dr. Khizar Hayat">K.Hayat</a>,L. Wang, D. Chan, R. Ranjan Opportunistic Databank: A Context-aware on-the-fly Data Center for Mobile Networks, , 2013
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