Works (37)

Updated: July 5th, 2023 15:59

2021 journal article

A framework for designing and evaluating realistic blockchain-based local energy markets

APPLIED ENERGY, 281.

By: K. Christidis n, D. Sikeridis*, Y. Wang n & M. Devetsikiotis*

author keywords: Transactive energy; Local energy market; Blockchain; Decentralized market; Peer-to-peer trading; Renewable energy
TL;DR: This work identifies the design space that the blockchain layer introduces, and analyzes how the design choices made therein affect the performance, governance, and degree of decentralization of local energy markets running on blockchains. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: December 11, 2020

2016 journal article

Adaptive multi-tiered resource allocation policy for microgrids

AIMS ENERGY, 4(2), 300–312.

By: K. Christidis* & M. Devetsikiotis n

author keywords: microgrids; battery storage; peak shaving; resource pooling; resource allocation
TL;DR: An adaptive policy is introduced that allows for maximum energy savings when the network load is low, and ensures fairness when the aggregate power level is high, and is suitable for a microgrid operator where equal weight is given to both cluster-wide cost minimization and fairness among all customers. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Blockchains and smart contracts for the internet of things

IEEE Access, 4, 2292–2303.

By: K. Christidis n & M. Devetsikiotis n

TL;DR: The conclusion is that the blockchain-IoT combination is powerful and can cause significant transformations across several industries, paving the way for new business models and novel, distributed applications. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2016 article

Modeling of Managed Resources in a Location Aware Smart Building

2016 23RD INTERNATIONAL CONFERENCE ON TELECOMMUNICATIONS (ICT).

By: Y. Wang n, M. Becvarik n & M. Devetsikiotis n

author keywords: Smart buildings; localization; resource management; performance analysis
TL;DR: This work describes a quantitative service model for the intelligent interaction between users and smart IT resources, which is directly affected by the localization accuracy, and provides stochastic simulation results which quantify this interplay between localization resolution and overall smart system performance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2016 conference paper

Modeling of user quality of experience in location aware smart spaces

2016 Digital Media Industry and Academic Forum (DMIAF), 207–212.

By: M. Becvarik n & M. Devetsikiotis n

TL;DR: This paper study the quantitative modeling of the Quality of Experience (QoE) in immersive multi-media smart spaces, such as a library or future museum, and focuses on combining the physical world with the digital world in order to obtain a single, combined QoE. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Revenue Optimization Frameworks for Multi-Class PEV Charging Stations

IEEE ACCESS, 3, 2140–2150.

By: C. Kong n, I. Bayram* & M. Devetsikiotis n

author keywords: Electric vehicle; queuing system; multi-class; dedicated chargers; shared chargers
TL;DR: Two queueing-based optimization frameworks for charging station modeling with battery models and different customer preferences are proposed and results show that the proposed frameworks improve both the station performance and quality of service provided to customers. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2015 conference paper

The future interaction between virtual aggregator-TSO-DSO to increase DG penetration

2015 International Conference on Smart Grid and Clean Energy Technologies (ICSGCE), 201–205.

By: D. Sbordone*, B. Di Pietra, E. Carlini* & M. Devetsikiotis n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Unsplittable Load Balancing in a Network of Charging Stations Under QoS Guarantees

IEEE TRANSACTIONS ON SMART GRID, 6(3), 1292–1302.

By: I. Bayram n, G. Michailidis n & M. Devetsikiotis n

author keywords: Demand response; distributed control; electric vehicles (EVs); game theory; performance evaluation
TL;DR: A game theoretic based decentralized control mechanism to alleviate negative impacts from the EV demand and lead to substantial performance improvements in terms of the aforementioned goals when compared to current state of affairs is introduced. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Electric Power Allocation in a Network of Fast Charging Stations

IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, 31(7), 1235–1246.

author keywords: Electric Vehicles; Stochastic Charging Station Model; Performance Evaluation
TL;DR: The results indicate that the proposed scheme offers substantial improvements of performance compared to the current mode of operation; namely, more customers can be served with the same amount of power, thus enabling the station operators to increase their profitability. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2012 conference paper

An algorithm for joint guidance and power control for electric vehicles in the smart grid

2012 ieee international conference on communications (icc).

By: B. Saovapakhiran n, G. Michailidis* & M. Devetsikiotis n

TL;DR: This paper describes a quantitative model and proposes a guiding and control system for the charging of PHEVs in a future smart infrastructure, and describes an algorithm that can be used for the joint guidance and power control of smarter electric vehicles in the smart grid. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2012 conference paper

Average delay SLAs in cloud computing

2012 ieee international conference on communications (icc).

By: B. Saovapakhiran n, M. Devetsikiotis n, G. Michailidis* & Y. Viniotis n

TL;DR: A heuristic method to control the vector of average delays, subject to predefined delay constraints, is proposed, and it is shown that a simple heuristic algorithm can achieve the delay constraints for a two queue system. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2012 conference paper

Balancing network connectivity and the life-time of sensors through percolation and consensus

2012 ieee international conference on communications (icc).

By: D. Ban n & M. Devetsikiotis n

TL;DR: This work proposes a simple and autonomous sensor sleep/awake method that achieves a network balancing between connectivity and life-time with preserving its simplicity and shows that the global knowledge requirement can be resolved by using a consensus algorithm. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2012 conference paper

Chunk and object level deduplication for web optimization: A hybrid approach

2012 ieee international conference on communications (icc).

By: I. Papapanagiotou n, R. Callaway n & M. Devetsikiotis n

TL;DR: The results indicate that a hybrid system is able to provide better savings than a proxy cache, or a standalone RE system, and requires less memory, less disk space and provides a speed-up ratio equal to three compared to an RE system. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2011 conference paper

A content freshness enhancement with infrastructures in mobile opportunistic networks

2011 - Milcom 2011 Military Communications Conference, 997–1002.

By: D. Ban n & M. Devetsikiotis n

TL;DR: In mobile opportunistic networks, the effect of infrastructures on content update process is investigated and users utilize a content age to compare their freshness and share only the smaller age content when an opportunistic contact occurs. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2011 journal article

A metamodeling approach for cross-layer optimization: A framework and application to Voice over WiFi

SIMULATION MODELLING PRACTICE AND THEORY, 19(9), 2117–2129.

By: I. Papapanagiotou n, F. Granelli*, D. Kliazovich* & M. Devetsikiotis n

author keywords: Cross-layer design; Metamodeling; Call Admission Control (CAC); VoWiFi
TL;DR: A quantitative framework for the study of cross-layer interac- tions is introduced, which enables design engineers to analyze and quantify interlayer dependencies and to identify the optimal operating point of the system, by using network economic theory principles. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2011 conference paper

Aggregated-DAG Scheduling for Job Flow Maximization in Heterogeneous Cloud Computing

2011 ieee global telecommunications conference (globecom 2011).

By: B. Saovapakhiran*, G. Michailidis & M. Devetsikiotis*

TL;DR: A simple super-job scheduling is derived and it is shown that its performance in term of throughput is better than the well-known Heterogeneous Earliest-Finish-Time (HEFT) algorithm. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2010 article

An apparatus for P2P classification in Netflow traces

2010 IEEE GLOBECOM WORKSHOPS, pp. 1361–1366.

By: A. Gossett n, I. Papapanagiotou n & M. Devetsikiotis n

TL;DR: An in-the-box apparatus for Netflow classification of Bit Torrent applications that was developed by reverse engineering the Bit Torrent protocol and by identifying connection patterns and reaches high values specifically for Bit Torrent peers that use the DHT protocol. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2010 article

Guest Editors' Introduction: Special Issue on Modeling and Simulation of Cross-Layer Interactions in Communication Networks

Devetsikiotis, M., & Granelli, F. (2010, December). ACM TRANSACTIONS ON MODELING AND COMPUTER SIMULATION, Vol. 21.

By: M. Devetsikiotis n & F. Granelli*

TL;DR: This special issue of ACM Transactions on Modeling and Computer Simulation (TOMACS) focuses on relevant novel contributions in the development of models for cross-layering interactions and computational solutions. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2010 article

Performance Modeling of Virtual Collaborative Environments

2010 IEEE GLOBECOM WORKSHOPS, pp. 1383–1387.

By: N. Gavaskar n, M. Kallitsis n, M. Devetsikiotis n, G. Michailidis* & M. Montoya n

TL;DR: A framework for performance modeling of virtual collaborative environments (VCE) is presented and a pricing scheme is proposed and based on this the optimization problems for optimal resource allocation for VCEs are formulated. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2009 journal article

A Survey on Next Generation Mobile WiMAX Networks: Objectives, Features and Technical Challenges

IEEE COMMUNICATIONS SURVEYS AND TUTORIALS, 11(4), 3–18.

By: I. Papapanagiotou n, D. Toumpakaris*, J. Lee* & M. Devetsikiotis n

author keywords: IEEE 802.16m; Mobile WiMAX Networks; Next Generation Wireless Networks; Broadband Wireless Access; Evaluation Methodology
TL;DR: This survey provides a description of key projected features of the physical (PHY) and medium access control (MAC) layers of 802.16m, as a major candidate for providing aggregate rates at the range of Gbps to high-speed mobile users. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2009 journal article

FISTE: A Black Box Approach for End-to-End QoS Management

ACM TRANSACTIONS ON MODELING AND COMPUTER SIMULATION, 19(4).

By: B. Feng*, C. Huang* & M. Devetsikiotis n

author keywords: Overlay network; importance Sampling; response surface; traffic engineering; self-similar; fractal gaussian noise; congestion; latency; packet loss; buffer overflow; Monte Carlo; end-to-end QoS; simulated annealing; peer-to-peer; virtual private network; prediction; heuristic search
TL;DR: The Fast Importance Sampling based Traffic Engineering (FISTE) approach is a prediction-based approach that maps the ingress traffic levels of a network to the QoS of end-to-end path(s) in the network. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Measurement-based optimal resource allocation for network services with pricing differentiation

PERFORMANCE EVALUATION, 66(9-10), 505–523.

By: M. Kallitsis n, G. Michailidis* & M. Devetsikiotis n

author keywords: Resource allocation; Optimization; Measurement; Prediction
TL;DR: A model for allocating available resources in service-oriented network, with particular focus on delay sensitive services, is introduced based on a pricing scheme for the offered services and also takes into consideration the quality of service requirements of each service class through a probabilistic delay-bound constraint. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 article

Special Issue on Advances in Broadband Wireless Networks

Wang, W., & Devetsikiotis, M. (2009, August). MOBILE NETWORKS & APPLICATIONS, Vol. 14, pp. 365–367.

By: W. Wang n & M. Devetsikiotis n

Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

A multiobjective fuzzy bandwidth partitioning model for self-sizing networks

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 191(3), 1161–1174.

By: A. Drummond*, N. Fonseca* & M. Devetsikiotis n

author keywords: fuzzy optimization; quality of service; network simulation; bandwidth allocation
TL;DR: A novel approach based on multiobjective fuzzy optimization for dynamic bandwidth allocation that deals with uncertain bandwidth demands more efficiently than approaches based on Classical Optimization Theory and yet supports Quality of Service commitments. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2008 journal article

An adaptive approach to accelerated evaluation of highly available services

ACM TRANSACTIONS ON MODELING AND COMPUTER SIMULATION, 18(1).

By: C. Hsu n & M. Devetsikiotis n

author keywords: adaptive importance sampling; highly available services; rare event simulation
TL;DR: Improved fast simulation techniques for the accelerated performance evaluation of highly available services are motivated and improved IS methods which are proven to be efficient can be extended to multidimensional cases, while still retaining a very favorable performance. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2008 journal article

The use of metamodeling for VoIP over WiFi capacity evaluation

IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, 7(1), 1–5.

By: J. Hui* & M. Devetsikiotis n

author keywords: capacity; DCF; metamodeling; performance analysis; QoS; VoIP; WiFi; 802.11
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2007 conference paper

Pricing and measurement-based optimal resource allocation in next generation network services

2007 IEEE Globecom Workshops, Proceedings, 189–194.

By: M. Kallitsis, G. Michailidis & M. Devetsikiotis

Source: NC State University Libraries
Added: August 6, 2018

2007 conference paper

Pricing and optimal resource allocation in next generation network services

2007 IEEE Sarnoff Symposium, 457–461.

By: M. Kallitsis, G. Michailidis & M. Devetsikiotis

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Wavelet-based neighborhood control for self-sizing networks

SIMULATION-TRANSACTIONS OF THE SOCIETY FOR MODELING AND SIMULATION INTERNATIONAL, 83(3), 229–244.

By: S. Nalatwad n & M. Devetslkiotis

author keywords: self-sizing; resource allocation; wavelets; neighborhood control
TL;DR: A new, distributed self-sizing framework for locally controlled networks, which can support the stringent requirements of real-time applications in the Internet, is proposed and its results show that by performing online resource allocation at each node based on their local knowledge, the authors can achieve considerable bandwidth savings and also satisfy QoS at the packet level. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2006 conference paper

Challenges in service-oriented networking

Globecom 2006 - 2006 ieee global telecommunications conference.

By: R. Callaway n, A. Rodriguez*, M. Devetsikiotis n & G. Cuomo

TL;DR: The motivation behind service- oriented networking, the potential benefits of introducing application-aware network devices into service-oriented architectures, and research challenges in the development of SON-enabled network appliances are described. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2006 conference paper

Metamodeling of Wi-Fi Performance

2006 ieee international conference on communications, vols 1-12, 527–534.

By: J. Hui n & M. Devetsikiotis n

TL;DR: This work first advocates the application of metamodeling techniques to performance studies of Wi-Fi networks, in order to find usable, if approximate, closed-form mathematical models, and formulates a general metAModeling framework for Wi-fi networks. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2006 article

Profit-oriented resource allocation using online scheduling in flexible heterogeneous networks

Xu, P., Michailidis, G., & Devetsikiotis, M. (2006, March). TELECOMMUNICATION SYSTEMS, Vol. 31, pp. 289–303.

By: P. Xu n, G. Michailidis* & M. Devetsikiotis n

author keywords: resource allocation; on line scheduling; profit center
TL;DR: A generalized measurement-based adaptive scheduling framework for dynamic resource allocation in flexible heterogeneous networks, in order to ensure efficient service level performance under inherently variable traffic conditions is discussed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2005 journal article

A study of robust Active Queue Management schemes for correlated traffic

Computer Communications, 28(1), 11-.

By: S. Oruganti & M. Devetsikiotis

Source: NC State University Libraries
Added: August 6, 2018

2005 article

A unified model for the performance analysis of IEEE 802.11e EDCA

Hui, J., & Devetsikiotis, M. (2005, September). IEEE TRANSACTIONS ON COMMUNICATIONS, Vol. 53, pp. 1498–1510.

By: J. Hui n & M. Devetsikiotis n

author keywords: enhanced distributed coordination function (EDCA); IEEE 802.11; performance analysis; quality of service (QoS); wireless local area network (WLAN)
TL;DR: A new unified performance model and analysis method is proposed to study the saturation throughput and delay performance of EDCA, under the assumption of a finite number of stations and ideal channel conditions in a single-hop WLAN. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2005 article

Modeling network traffic with long range dependence: characterization, visualization and tools

Devetsikiotis, M., & Fonseca, N. L. S. (2005, June 21). COMPUTER NETWORKS, Vol. 48, pp. 289–291.

By: M. Devetsikiotis* & N. Fonseca

UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Performance analysis of buffered R-ALOHA systems using tagged user approach

JOURNAL OF NETWORK AND COMPUTER APPLICATIONS, 27(3), 131–150.

By: A. Sheikh, T. Wan, S. Alakhdhar, I. Lambadaris & M. Devetsikiotis*

TL;DR: In this paper, R-ALOHA systems with propagation delay, finite buffer capacity and finite user population are analyzed using Tagged User Approach and the system throughput, message response time, message delay-time distribution and message blocking probability are obtained. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2002 journal article

Fractional Levy motion and its application to network traffic modeling

COMPUTER NETWORKS, 40(3), 363–375.

By: N. Laskin, I. Lambadaris, F. Harmantzis & M. Devetsikiotis*

author keywords: self-similarity; heavy-tailed distribution; scaling; fractal queueing theory
TL;DR: The main findings are the probability density function of thefLm process, several scaling results related to a single-server infinite buffer queue fed by fLm traffic, and an asymptotic lower bound for the probability of overflow. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

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