George Karakostas

84 papers A* 5A 3B 11C 8Misc 3Journal 44Unranked 8
YearRankTypeTitle / Venue / Authors
2026 J jnl
Federated Learning-Assisted Optimization of Mobile Transmission with Digital Twins.
CoRR
Mohammad Heydari, Terence D. Todd, Dongmei Zhao, George Karakostas
2025 J jnl
Age of Information in Digital Twin Migration.
IEEE Trans. Veh. Technol.
Kiana Noroozi, Terence D. Todd, Dongmei Zhao, George Karakostas
2025 J jnl
Approximation algorithms for maximum weighted throughput on unrelated machines.
Theor. Comput. Sci.
George Karakostas, Stavros G. Kolliopoulos
2025 — conf
Digital Twin Placement in Vehicular Networks Using Dynamic Flow Network Evacuation.
VTC2025-Fall
Kiana Noroozi, Terence D. Todd, Dongmei Zhao, George Karakostas
2025 J jnl
Linearized Data Center Workload and Cooling Management.
IEEE Trans Autom. Sci. Eng.
Somayye Rostami, Douglas G. Down, George Karakostas
2025 — conf
Scheduling and Resource Allocation for Federated Learning in Vehicular Networks.
VTC2025-Fall
Mohammad Heydari, Terence D. Todd, Dongmei Zhao, George Karakostas
2025 J jnl
Time-sharing scheduling with tolerance capacities.
J. Comput. Syst. Sci.
George Karakostas, Stavros G. Kolliopoulos
2024 J jnl
Digital Twin Model Selection for Feature Accuracy.
IEEE Internet Things J.
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2024 J jnl
Task Class Partitioning for Mobile Computation Offloading.
IEEE Internet Things J.
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2024 J jnl
Wireless and Service Allocation for Mobile Computation Offloading With Task Deadlines.
IEEE Trans. Mob. Comput.
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2023 A conf
Approximation Algorithms for Maximum Weighted Throughput on Unrelated Machines.
APPROX/RANDOM
George Karakostas, Stavros G. Kolliopoulos
2023 B conf
Digital Twin Model Selection for Feature Accuracy in Wireless Edge Networks.
PIMRC
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2023 J jnl
Digital Twin Placement for Minimum Application Request Delay With Data Age Targets.
IEEE Internet Things J.
Mehrad Vaezi, Kiana Noroozi, Terence D. Todd, Dongmei Zhao, George Karakostas
2023 J jnl
Linearized Data Center Workload and Cooling Management.
CoRR
Somayye Rostami, Douglas G. Down, George Karakostas
2023 — conf
Thermal-aware Workload Distribution for Data Centers with Demand Variations.
IGSC
Somayye Rostami, Douglas G. Down, George Karakostas
2023 J jnl
Thermal-aware Workload Distribution for Data Centers with Demand Variations.
CoRR
Somayye Rostami, Douglas G. Down, George Karakostas
2023 J jnl
Wireless and Service Allocation for Mobile Computation Offloading with Task Deadlines.
CoRR
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2022 J jnl
Digital Twins From a Networking Perspective.
IEEE Internet Things J.
Mehrad Vaezi, Kiana Noroozi, Terence D. Todd, Dongmei Zhao, George Karakostas, Huaqing Wu, Xuemin Shen
2022 B conf
Joint Wireless and Service Allocation for Mobile Computation Offloading with Job Completion Time and Cost Constraints.
WCNC
Hong Chen, Terence D. Todd, Dongmei Zhao, George Karakostas
2022 C conf
Resource Time-Sharing for IoT Applications with Deadlines.
ALGOSENSORS
George Karakostas, Stavros G. Kolliopoulos
2021 J jnl
Preemptive Mobile Computation Offloading With Hard Deadlines and Concurrent Local Execution.
IEEE Trans. Green Commun. Netw.
Peyvand Teymoori, Arvin Hekmati, Terence D. Todd, Dongmei Zhao, George Karakostas
2021 J jnl
Single-item lot-sizing with quantity discount and bounded inventory.
Oper. Res. Lett.
Douglas G. Down, George Karakostas, Stavros G. Kolliopoulos, Somayye Rostami
2021 J jnl
Treasure evacuation with one robot on a disk.
Theor. Comput. Sci.
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis
2020 B conf
Efficient Mobile Computation Offloading with Hard Task Deadlines and Concurrent Local Execution.
GLOBECOM
Peyvand Teymoori, Terence D. Todd, Dongmei Zhao, George Karakostas
2020 J jnl
Optimal Mobile Computation Offloading with Hard Deadline Constraints.
IEEE Trans. Mob. Comput.
Arvin Hekmati, Peyvand Teymoori, Terence D. Todd, Dongmei Zhao, George Karakostas
2020 J jnl
Optimal multi-part mobile computation offloading with hard deadline constraints.
Comput. Commun.
Arvin Hekmati, Peyvand Teymoori, Terence D. Todd, Dongmei Zhao, George Karakostas
2019 C conf
Optimal Multi-Decision Mobile Computation Offloading With Hard Task Deadlines.
ISCC
Arvin Hekmati, Peyvand Teymoori, Terence D. Todd, Dongmei Zhao, George Karakostas
2019 J jnl
Search-and-Fetch with 2 Robots on a Disk: Wireless and Face-to-Face Communication Models.
Discret. Math. Theor. Comput. Sci.
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis
2019 J jnl
Secure and trusted partial grey-box verification.
Int. J. Inf. Sec.
Yixian Cai, George Karakostas, Alan Wassyng
2018 J jnl
Know when to persist: Deriving value from a stream buffer.
Theor. Comput. Sci.
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis, Danny Krizanc
2018 B conf
The effect of vehicle route uncertainty in green roadside communication.
WCNC
Naby Nikookaran, Terence D. Todd, Shiqiang Zhang, George Karakostas
2017 — conf
Capacity augmentation in energy-efficient vehicular roadside infrastructure.
UEMCON
Naby Nikookaran, Terence D. Todd, George Karakostas
2017 J jnl
Combining Capital and Operating Expenditure Costs in Vehicular Roadside Unit Placement.
IEEE Trans. Veh. Technol.
Naby Nikookaran, George Karakostas, Terence D. Todd
2017 J jnl
Energy Aware Offloading for Competing Users on a Shared Communication Channel.
IEEE Trans. Mob. Comput.
Erfan Meskar, Terence D. Todd, Dongmei Zhao, George Karakostas
2017 C conf
Search-and-Fetch with 2 Robots on a Disk - Wireless and Face-to-Face Communication Models.
ICORES
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis
2016 — ch.
Fractional Packing and Covering Problems.
Encyclopedia of Algorithms
George Karakostas
2016 C conf
Know When to Persist: Deriving Value from a Stream Buffer - (Extended Abstract).
AAIM
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis, Danny Krizanc
2016 J jnl
Know When to Persist: Deriving Value from a Stream Buffer.
CoRR
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis, Danny Krizanc
2016 J jnl
Search-and-Fetch with 2 Robots on a Disk: Wireless and Face-to-Face Communication Models.
CoRR
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis
2016 C conf
Search-and-Fetch with One Robot on a Disk - (Track: Wireless and Geometry).
ALGOSENSORS
Konstantinos Georgiou, George Karakostas, Evangelos Kranakis
2016 J jnl
Secure and trusted white-box verification.
CoRR
Yixian Cai, George Karakostas, Alan Wassyng
2016 J jnl
Variable-Bit-Rate Transmission Schedule Generation in Green Vehicular Roadside Units.
IEEE Trans. Veh. Technol.
Abdulla A. Hammad, Terence D. Todd, George Karakostas
2016 J jnl
Vehicle-to-Vehicle Forwarding in Green Roadside Infrastructure.
IEEE Trans. Veh. Technol.
Morteza Azimifar, Terence D. Todd, Amir Khezrian, George Karakostas
2015 — conf
Energy efficient offloading for competing users on a shared communication channel.
ICC
Erfan Meskar, Terence D. Todd, Dongmei Zhao, George Karakostas
2015 J jnl
Energy-Efficient Scheduling in Green Vehicular Infrastructure With Multiple Roadside Units.
IEEE Trans. Veh. Technol.
Amir Khezrian, Terence D. Todd, George Karakostas, Morteza Azimifar
2014 J jnl
Emergency Connectivity in Ad-hoc Networks with Selfish Nodes.
Algorithmica
George Karakostas, Euripides Markou
2014 J jnl
Social exchange networks with distant bargaining.
Theor. Comput. Sci.
Konstantinos Georgiou, George Karakostas, Jochen Könemann, Zuzanna Stamirowska
2013 J jnl
Downlink Traffic Scheduling in Green Vehicular Roadside Infrastructure.
IEEE Trans. Veh. Technol.
Abdulla A. Hammad, Terence D. Todd, George Karakostas, Dongmei Zhao
2013 C conf
Dynamics of a Localized Reputation-Based Network Protocol.
PDCAT
George Karakostas, Raminder Kharaud, Anastasios Viglas
2013 — conf
On/off sleep scheduling in energy efficient vehicular roadside infrastructure.
ICC
Shokouh Mostofi, Abdulla A. Hammad, Terence D. Todd, George Karakostas
2013 — conf
Scheduling in green vehicular infrastructure with multiple roadside units.
ICC
Amir Khezrian, Abdulla A. Hammad, Terence D. Todd, George Karakostas
2013 Misc conf
Social Exchange Networks with Distant Bargaining.
COCOON
Konstantinos Georgiou, George Karakostas, Jochen Könemann, Zuzanna Stamirowska
2013 B conf
Using Reputation Instead of Tolls in Repeated Selfish Routing with Incomplete Information.
SAGT
Kun Hu, Jingjing Huang, George Karakostas
2012 J jnl
An FPTAS for the minimum total weighted tardiness problem with a fixed number of distinct due dates.
ACM Trans. Algorithms
George Karakostas, Stavros G. Kolliopoulos, Jing Wang
2012 C conf
Analysis of a Forwarding Game without Payments.
PDCAT
George Karakostas, Anastasios Viglas
2012 J jnl
On derandomization and average-case complexity of monotone functions.
Theor. Comput. Sci.
George Karakostas, Jeff Kinne, Dieter van Melkebeek
2010 B conf
On the Existence of Optimal Taxes for Network Congestion Games with Heterogeneous Users.
SAGT
Dimitris Fotakis, George Karakostas, Stavros G. Kolliopoulos
2009 J jnl
A better approximation ratio for the vertex cover problem.
ACM Trans. Algorithms
George Karakostas
2009 Misc conf
An FPTAS for the Minimum Total Weighted Tardiness Problem with a Fixed Number of Distinct Due Dates.
COCOON
George Karakostas, Stavros G. Kolliopoulos, Jing Wang
2009 J jnl
Edge Pricing of Multicommodity Networks for Selfish Users with Elastic Demands.
Algorithmica
George Karakostas, Stavros G. Kolliopoulos
2009 B conf
General Pseudo-random Generators from Weaker Models of Computation.
ISAAC
George Karakostas
2009 J jnl
Stackelberg Strategies for Selfish Routing in General Multicommodity Networks.
Algorithmica
George Karakostas, Stavros G. Kolliopoulos
2008 B conf
Emergency Connectivity in Ad-Hoc Networks with Selfish Nodes.
LATIN
George Karakostas, Euripides Markou
2008 J jnl
Faster approximation schemes for fractional multicommodity flow problems.
ACM Trans. Algorithms
George Karakostas
2008 — ch.
Fractional Packing and Covering Problems.
Encyclopedia of Algorithms
George Karakostas
2008 J jnl
Maximizing throughput in queueing networks with limited flexibility.
Eur. J. Oper. Res.
Douglas G. Down, George Karakostas
2007 J jnl
Equilibria for networks with malicious users.
Math. Program.
George Karakostas, Anastasios Viglas
2007 B conf
Selfish Routing with Oblivious Users.
SIROCCO
George Karakostas, Taeyon Kim, Anastasios Viglas, Hao Xia
2006 J jnl
A 2 +
Math. Program.
Sanjeev Arora, George Karakostas
2006 Misc conf
Edge Pricing of Multicommodity Networks for Selfish Users with Elastic Demands.
COCOON
George Karakostas, Stavros G. Kolliopoulos
2006 B conf
Maximizing Throughput in Queueing Networks with Limited Flexibility.
LATIN
Douglas G. Down, George Karakostas
2005 A* conf
A Better Approximation Ratio for the Vertex Cover Problem.
ICALP
George Karakostas
2004 J jnl
A better approximation ratio for the Vertex Cover problem
Electron. Colloquium Comput. Complex.
George Karakostas
2004 A* conf
Edge Pricing of Multicommodity Networks for Heterogeneous Selfish Users.
FOCS
George Karakostas, Stavros G. Kolliopoulos
2004 — conf
The Efficiency of Optimal Taxes.
CAAN
George Karakostas, Stavros G. Kolliopoulos
2003 J jnl
Approximation Schemes for Minimum Latency Problems.
SIAM J. Comput.
Sanjeev Arora, George Karakostas
2003 B conf
Equilibria for Networks with Malicious Users.
ISAAC
George Karakostas, Anastasios Viglas
2003 J jnl
On the complexity of intersecting finite state automata and N L versus N P.
Theor. Comput. Sci.
George Karakostas, Richard J. Lipton, Anastasios Viglas
2002 C conf
Exploitation of different types of locality for Web caches.
ISCC
George Karakostas, Dimitrios N. Serpanos
2002 A* conf
Faster approximation schemes for fractional multicommodity flow problems.
SODA
George Karakostas
2000 A* conf
A 2+epsilon approximation algorithm for the
SODA
Sanjeev Arora, George Karakostas
2000 A conf
Effective Caching of Web Objects using Zipf's Law.
IEEE International Conference on Multimedia and Expo (II)
Dimitrios N. Serpanos, George Karakostas, Wayne H. Wolf
2000 A conf
On the Complexity of Intersecting Finite State Automata.
CCC
George Karakostas, Richard J. Lipton, Anastasios Viglas
1999 A* conf
Approximation Schemes for Minimum Latency Problems.
STOC
Sanjeev Arora, George Karakostas