Harilaos George Perros

Works (86)

Updated: April 4th, 2024 21:31

2021 book

An Introduction to IoT Analytics

By: H. Perros

Source: Crossref
Added: January 23, 2022

2020 journal article

Automated real-time anomaly detection of temperature sensors through machine-learning

INTERNATIONAL JOURNAL OF SENSOR NETWORKS, 34(3), 137–152.

By: D. Nayak n & H. Perros n

author keywords: UTS; univariate time-series; anomaly detection; temperature sensors; OC-SVMs; one-class support vector machines; autoregression
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: December 21, 2020

2020 journal article

Bimodal affect recognition based on autoregressive hidden Markov models from physiological signals

COMPUTER METHODS AND PROGRAMS IN BIOMEDICINE, 195.

By: F. Akbulut n, H. Perros n & M. Shahzad n

author keywords: Affect recognition; Autoregressive hidden Markov models; Machine learning; Biosignals; Heart rate variability
MeSH headings : Electrocardiography; Emotions; Female; Happiness; Heart Rate; Humans; Male
TL;DR: A method to accurately recognize six emotions using ECG and EDA signals and applying autoregressive hidden Markov models (AR-HMMs) and heart rate variability analysis on these signals is presented. (via Semantic Scholar)
Source: Web Of Science
Added: October 12, 2020

2019 journal article

Performance Analysis of Microservice Design Patterns

IEEE INTERNET COMPUTING, 23(6), 19–27.

By: A. Akbulut n & H. Perros n

author keywords: Time factors; Logic gates; Computer architecture; Random access memory; Measurement; Internet; Message systems; Microservices; Design Patterns; Microservices Architecture; Performance Analysis; Software Architecture
TL;DR: In this article, performance results related to query response time, efficient hardware usage, hosting costs, and packet-loss rate are obtained, for three microservice design patterns practiced in the software industry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (Web of Science; OpenAlex)
Source: Web Of Science
Added: March 10, 2020

2019 journal article

Performance analysis of the reserve capacity policy for dynamic VM allocation in a SaaS environment

SIMULATION MODELLING PRACTICE AND THEORY, 93, 293–304.

By: B. Bouterse n & H. Perros n

author keywords: Provision of virtual machines (VMs); Embedded Markov Chain; Reserve capacity policy; Periodic-review model; Capacity planning
TL;DR: This work analyzes the performance of the reserve capacity policy within the context of a periodic-review provision scheme using a Markov Chain embedded at the inspection intervals and proposes approximations that have a root mean square error (RMSE) of less than 2%. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: April 9, 2019

2018 journal article

Cloud communications and networking

Annals of Telecommunications, 73(3-4), 165–167.

By: H. Perros n, I. Papapanagiotou* & G. Pujolle*

TL;DR: This special issue consists of eight papers and is dedicated to the topic of Cloud Communication and Networking and falls into the following general areas: scheduling of resources, wireless access and transient clouds, measurement tools, and TCP performance in data centers (via Semantic Scholar)
Source: Crossref
Added: November 28, 2020

2018 journal article

Dynamic VM allocation in a SaaS environment

ANNALS OF TELECOMMUNICATIONS, 73(3-4), 205–218.

By: B. Bouterse n & H. Perros n

author keywords: Provision of virtual machines (VMs); Time-series forecasting models; Hidden Markov models (HMM); Virtual computing laboratory (VCL); Periodic-reviewmodel; Capacity planning
TL;DR: A series of forecasting models for predicting demand for VMs in a cloud-based software used as a software-as-a-service (SaaS) are developed and used in a periodic-review provision model which determines how many VMs should be provisioned or de-provision at each inspection interval. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2018 journal article

QoS architectures for the IP network

Encyclopedia of Information Science and Technology, 4th Edition, 6609–6617.

By: H. Perros

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

2017 conference paper

A comparison of IoT application layer protocols through a smart parking implementation

Proceedings of the 2017 20th conference on innovations in clouds, internet and networks (icin), 331–336.

By: P. Kayal n & H. Perros n

TL;DR: This work evaluated and compared four communication protocols, namely, CoAP, MQTT, XMPP, and WebSocket, and implemented a smart parking application using open source software for them and measured their response time by varying the traffic load. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

Modeling 3D video traffic using a Markov Modulated Gamma Process

2016 International Conference on Computing, Networking and Communications (ICNC).

By: S. Tanwir n, D. Nayak n & H. Perros n

TL;DR: A new model for multiview video that is based on a Markov process is proposed and evaluated and results show that the model has less complexity and better accuracy. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Modeling live adaptive streaming over HTTP

COMPUTER COMMUNICATIONS, 85, 74–88.

By: S. Tanwir n & H. Perros n

author keywords: HTTP streaming; DASH; Live streaming; Analytical model; Rate adaptation algorithm
TL;DR: A new rate control algorithm is proposed that makes the rate transitions less frequent and increases the quality of experience for the viewer using an approximate analytic model for live adaptive streaming over HTTP. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2015 journal article

A multi-dimensional trust-aware cloud service selection mechanism based on evidential reasoning approach

International Journal of Automation and Computing, 12(2), 208–219.

By: W. Fan*, S. Yang*, H. Perros n & J. Pei*

author keywords: Cloud service selection; multi-dimensional trust evidence; trust and reputation evaluation; evidential reasoning (ER); clond service trustworthiness
TL;DR: A multi-dimensional trust-aware cloud service selection mechanism based on evidential reasoning (ER) approach that integrates both perception-based trust value and reputation based trust value, which are derived from direct and indirect trust evidence respectively, to identify trustworthy services are proposed. (via Semantic Scholar)
Source: Crossref
Added: August 16, 2021

2015 journal article

Bandwidth estimation for video streaming under percentile delay, jitter, and packet loss rate constraints using traces

COMPUTER COMMUNICATIONS, 57, 73–84.

By: B. Anjum n & H. Perros n

author keywords: Activity-based simulation; Bandwidth estimation; Video traces; Percentile end-to-end delay; Packet loss rate
TL;DR: A CPU-efficient activity-based simulation model is presented and it is shown that the bandwidth required for n identical video streams that follow the same path through an IP network, so that the end-to-end percentile delay remains the same, is a linear function of n. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Performance evaluation of an OBS network as a IPP/M/W/W network

APPLIED MATHEMATICAL MODELLING, 39(3-4), 965–981.

By: L. Battestilli n, H. Perros n & S. Chukova*

author keywords: Optical Burst Switched network; Performance evaluation; Interrupted Poison Process; Loss nodes
TL;DR: An analytical method for calculating the burst loss probabilities in a tandem Optical Burst Switched network with a bursty arrival process with results which are closer to simulation results than a Poisson arrival process is developed. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

A novel trust management framework for multi-cloud environments based on trust service providers

KNOWLEDGE-BASED SYSTEMS, 70, 392–406.

By: W. Fan n & H. Perros n

author keywords: Trust management; Trust service provider; Multi-cloud; Subjective trust and objective trust; Trust propagation
TL;DR: This paper addresses the problem of trust management in multi-cloud environments based on a set of distributed Trust Service Providers (TSPs), and proposes a framework that is effective and relatively stable in differentiating trustworthy and untrustworthy CSPs in a multi- cloud environment. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Comments on: Queueing models for the analysis of communication systems

TOP, 22(2), 458–459.

By: H. Perros

Source: Crossref
Added: August 16, 2021

2014 journal article

Jitter analysis of an IPP tagged traffic stream in an {IPP,M}/M/1 queue

ANNALS OF TELECOMMUNICATIONS, 69(5-6), 283–294.

By: G. Geleji n & H. Perros n

author keywords: Queueing; Multi-class; Jitter; Percentile
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Jitter analysis of an MMPP-2 tagged stream in the presence of an MMPP-2 background stream

APPLIED MATHEMATICAL MODELLING, 38(14), 3380–3400.

By: G. Geleji* & H. Perros n

author keywords: Single queue; Tandem queueing network; Multi-class; Jitter; Percentile
TL;DR: An upper bound on the CDF of the inter-departure time from the Nth queue is obtained using a heavy traffic approximation, and an error that has been found to be negligible is introduced by simulation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 book

Networking services : QoS, signaling, processes

CreateSpace Independent Publishing Platform.

By: H. Perros

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

2014 book

VBR Video Traffic Models

In VBR VIDEO TRAFFIC MODELS (pp. 1–148).

By: S. Tanwir* & H. Perros*

Source: Web Of Science
Added: August 6, 2018

2013 journal article

A Survey of VBR Video Traffic Models

IEEE COMMUNICATIONS SURVEYS AND TUTORIALS, 15(4), 1778–1802.

By: S. Tanwir n & H. Perros n

author keywords: VBR video; Video traffic model; H.264
TL;DR: The results show that the MMG and the wavelet-based models are suitable for both video conference and IPTV, while the DAR model is good for video conference traffic only. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2012 conference paper

End-to-end delay percentiles for video traces using a MAP2 approximation

2012 15th International Telecommunications Network Strategy and Planning Symposium (NETWORKS).

By: B. Anjum n & H. Perros n

TL;DR: An efficient and accurate approximation method for calculating a given percentile of the end-to-end delay of a video stream depicted by a trace is proposed and obtained the minimum amount of bandwidth required to be allocated on each link along the path of the video stream. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2012 conference paper

Scheduling cloud capacity for time- varying customer demand

2012 IEEE 1st International Conference on Cloud Networking (cloudnet).

By: B. Bouterse n & H. Perros n

TL;DR: This work investigated several methods for predicting the required cloud capacity in the presence of time-varying customer demand of application environments and shows that a simple heuristic, whereby the authors continuously maintain a fixed reserve capacity, performs better than the other methods. (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

Adding Percentiles of Erlangian Distributions

IEEE COMMUNICATIONS LETTERS, 15(3), 346–348.

By: B. Anjum n & H. Perros n

author keywords: Adding percentiles; Erlang; two-stage Coxian; quality of service; hypoexponential; shortest path calculation
TL;DR: An exact analytical expression for adding percentiles of random variables which can be represented by a series of generalized exponential stages (e.g., Erlang, hypoexponential and two-stage Coxian). (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Bandwidth allocation under end-to-end percentile delay bounds

INTERNATIONAL JOURNAL OF NETWORK MANAGEMENT, 21(6), 536–547.

By: B. Anjum n, H. Perros n, X. Mountrouidou* & K. Kontovasilis*

Source: Web Of Science
Added: August 6, 2018

2011 journal article

QoS routing across multiple autonomous systems using the path computation element architecture

ANNALS OF TELECOMMUNICATIONS, 66(5-6), 293–306.

By: G. Geleji n & H. Perros n

author keywords: BGP; QoS; PCE; AS-path calculation algorithm
TL;DR: Using extensive simulation, this work compared various AS-path calculation algorithms based on border gateway protocol (BGP) and variousAS-aggregation procedures, such as mesh, star and nodal aggregation, and found that complex AS- path calculation algorithms do not perform significantly better than BGP. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Quality of service-based multi-domain routing under multiple quality of service metrics

IET Communications, 5(3), 327–336.

By: D. Yiltas n & H. Perros n

TL;DR: The authors propose a simple method for combining the above four QoS metrics into a single composite QoS metric which can be used as a link cost in Dijkstra's algorithm in order to calculate a path. (via Semantic Scholar)
Source: Crossref
Added: October 29, 2021

2010 journal article

Deadline-based connection setup in wavelength-routed WDM networks

COMPUTER NETWORKS, 54(11), 1792–1804.

By: W. Fawaz, I. Ouaiss, K. Chen & H. Perros

author keywords: Optical networks; Connection setup management; Earliest Deadline First scheduling; Performance analysis
TL;DR: Results show that a deadline-based setup strategy can minimize blocking probability while achieving QoS differentiation and is validated by a simulation that analyzes the performance of the proposed connection setup scheme in the specific context of the National Science Foundation Network. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2010 journal article

QoS Control for NGN: A Survey of Techniques

JOURNAL OF NETWORK AND SYSTEMS MANAGEMENT, 18(4), 447–461.

By: C. Yun* & H. Perros n

author keywords: IMS; NGN; QoS control; RACF; RACS; Service
TL;DR: An overview of standards and a survey of recent work on quality of service (QoS) control of next generation networks (NGNs) are presented, which further strengthen existing standards by adaptively managing QoS modification according to user’s QoS changes and consistent QoS support for mobile users. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 journal article

A discrete-time queueing network model of a hub-based OBS architecture

TELECOMMUNICATION SYSTEMS, 41(3), 173–184.

By: X. Mountrouidou* & H. Perros n

author keywords: Optical Burst Switching; Hub; Queueing network; Burst aggregation; Decomposition algorithm
TL;DR: A novel discrete-time queueing network model of a zero loss hub-based Optical Burst Switched architecture, consisting of multiple input edge nodes and one destination edge node, which provides a tight upper bound as shown by comparing the analytical data to simulation results. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Bandwidth provisioning in ADSL access networks

International Journal of Network Management, 19(5), 427–444.

By: K. Xiong*, H. Perros n & S. Blake*

TL;DR: It is shown that the bandwidth required at each DSLAM, metro Ethernet switch, and BRAS can be expressed as an exponential function of the subscribers in a log scale when the number of subscribers does not surpass a certain value. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Crossref
Added: October 29, 2021

2009 journal article

Burst lost probabilities in a queuing network with simultaneous resource possession: a single-node decomposition approach

IET Communications, 3(3), 441–453.

By: L. Battestilli*, H. Perros n & S. Chukova*

TL;DR: A fast single-node decomposition algorithm is developed to compute the blocking probabilities in the network and extends the popular link-decomposition method from teletraffic theory by allowing dynamic simultaneous link possession. (via Semantic Scholar)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2009 book

Computer simulation techniques: the definitive introduction!

Raleigh, NC: Harry Perros.

By: H. Perros

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

2009 journal article

Nonstationary analysis of the loss queue and of queueing networks of loss queues

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 196(3), 1015–1030.

By: K. Alnowibet* & H. Perros n

author keywords: Time-dependent arrival rate; Multi-rate loss queue; Multi-rate network of loss queues; Blocking probability
TL;DR: Comparisons with exact and simulation results showed that the results are consistently close to the exact results and they are always within simulation confidence intervals. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2009 journal article

On the departure process of burst aggregation algorithms in optical burst switching

COMPUTER NETWORKS, 53(3), 247–264.

By: X. Mountrouidou* & H. Perros n

author keywords: Burst aggregation algorithms; Poisson process; Interrupted Poisson Process
TL;DR: This work characterize analytically the departure process from the following three burst aggregation algorithms: the time based aggregation algorithm, the burst-lengthbased aggregation algorithm and the time and burst- length based aggregation algorithms. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Optical burst switching

IET Communications, 3(3), 331–333.

By: J. Murphy & H. Perros

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

2008 journal article

Dynamic scheduling of network resources with advance reservations in optical grids

International Journal of Network Management, 18(2), 79–105.

By: S. Tanwir n, L. Battestilli*, H. Perros n & G. Karmous-Edwards

TL;DR: This paper evaluated and compared several algorithms for dynamic scheduling of lightpaths using a flexible advance reservation model to find the best scheduling policy for a grid network resource manager that improves network utilization and minimizes blocking. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: September 13, 2020

2008 journal article

Multipoint-to-point lightpaths in all-optical networks: Dimensioning and cost analysis

PERFORMANCE EVALUATION, 65(3-4), 262–285.

By: N. Bouabdallah*, G. Pujolle* & H. Perros n

author keywords: optical networking; traffic grooming; network dimensioning; cost evaluation
TL;DR: The results show that the proposed aggregation technique can significantly improve the network throughput while reducing its cost and that of the transceivers required at node level. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Special issue: QoS, control, and security in next generation networks

Telecommunication Systems, 39(3-4), 169–169.

By: G. Pujolle* & H. Perros*

TL;DR: A framework for trustworthy Web-based enterprise services and an analytic method for resource allocation within such systems subject to percentile end-to-end delays and server availability constraints are presented. (via Semantic Scholar)
Source: Crossref
Added: October 29, 2021

2008 journal article

Trustworthy Web services provisioning for differentiated customer services

TELECOMMUNICATION SYSTEMS, 39(3-4), 171–185.

By: K. Xiong* & H. Perros n

author keywords: Web services; Security; Trustworthiness; Percentile response time; Service availability
TL;DR: This paper considers a set of computer resources used by a service broker to host enterprise applications for two classes of differentiated customer services subject to a service level agreement, and studies three QoS metrics, namely, trustworthiness, a percentile response time, and availability. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2007 chapter

Analysis and Provisioning of a Circuit-Switched Link with Variable-Demand Customers

In L. Mason, T. Drwirga, & J. Yan (Eds.), Managing Traffic Performance in Converged Networks. ITC 2007 (pp. 890–900).

By: W. Tian n & H. Perros n

Ed(s): L. Mason, T. Drwirga & J. Yan

TL;DR: This work considers a single circuit-switched communication link, depicted by a Erlang multi-class loss queue, where a customer may vary its required bandwidth during its service, and obtains approximately the steady-state blocking probability of each class of customer. (via Semantic Scholar)
Source: Crossref
Added: October 29, 2021

2007 journal article

Cost-effective single-hub WDM ring networks: A proposal and analysis

Computer Networks (Amsterdam, Netherlands : 1999), 51(13), 3878–3901.

By: N. Bouabdallah* & H. Perros n

TL;DR: The results show that the proposed aggregation technique can significantly improve the resource utilization while reducing the network cost. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2007 chapter

Measuring Bandwidth Signatures of Network Paths

In I. F. Akyildiz, R. Sivakumar, E. Ekici, J. C. Oliveira, & J. McNair (Eds.), NETWORKING 2007. Ad Hoc and Sensor Networks, Wireless Networks, Next Generation Internet (pp. 1072–1083).

By: M. Neginhal n, K. Harfoush n & H. Perros n

Ed(s): I. Akyildiz, R. Sivakumar, E. Ekici, J. Oliveira & J. McNair

TL;DR: A practical and efficient technique, Forecaster, to estimate (1) the end-to-end available bandwidth, and (2) the speed of the most congested link along an Internet path, thus avoiding path saturation. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2007 chapter

Performance Analysis of Traffic-Groomed Optical Networks Employing Alternate Routing Techniques

In L. Mason, T. Drwiega, & J. Yan (Eds.), Managing Traffic Performance in Converged Networks. ITC 2007 (pp. 1048–1059).

By: N. Washington* & H. Perros n

Ed(s): L. Mason, T. Drwiega & J. Yan

TL;DR: This paper considers a tandem traffic-groomed optical network, modeled as a multi-level overflow system, where each level represents a wavelength between adjacent nodes, and shows how the decomposition method provides a good approximate analysis of large overflow systems supporting traffic from multiple sources. (via Semantic Scholar)
Source: Crossref
Added: October 29, 2021

2007 journal article

Performance analysis of an ingress switch in a JumpStart optical burst switching network

PERFORMANCE EVALUATION, 64(4), 315–346.

By: L. Xu* & H. Perros n

author keywords: optical burst switching; JumpStart project; Marie's algorithm; multi-class queueing networks; closed non-product-form queueing networks
TL;DR: New techniques to analyze the queueing network, first assuming a single class of customers, and subsequently multiple classes of customers are developed, which have applications to general queueing networks beyond the one studied in this paper. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2006 journal article

A performance study of an optical burst switched network with dynamic simultaneous link possession

Computer Networks, 50(2), 219–236.

By: T. Battestilli n & H. Perros n

author keywords: optical burst switching (OBS); optical networks; queueing network; simultaneous resource possession; burst loss probability; decomposition algorithm; traffic model
TL;DR: A queueing network is developed, which models simultaneous link possession, and the end-to-end burst loss probabilities over a path in the OBS network are calculated, indicating that having a mix of various size bursts can greatly effect the burst loss probability in the network. (via Semantic Scholar)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2006 chapter

Characterization of the burst aggregation process in optical burst switching

In Networking 2006. Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications Systems: 5th International IFIP-TC6 Networking Conference, Coimbra, Portugal, May 15-19, 2006. Proceedings (Lecture notes in computer science; 3976) (Vol. 3976, pp. 752–764).

By: X. Mountrouidou n & H. Perros n

TL;DR: An analytic approach for the calculation of the departure process from a burst ggregation algorithm that uses both a timer and maximum/minimum burst size and has good accuracy. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2006 journal article

Dynamic bandwidth allocation by using efficient threshold reporting for quality of service in Ethernet passive optical networks

Optical Engineering (Redondo Beach, Calif.), 45(3).

By: Y. Yang, J. Nho, H. Perros, N. Mahalik, K. Kim & B. Ahn

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

2006 journal article

Nonstationary analysis of circuit-switched communication networks

PERFORMANCE EVALUATION, 63(9-10), 892–909.

By: K. Alnowibet* & H. Perros n

author keywords: queueing networks; nonstationary arrivals; circuit-switched networks; traffic grooming; LEO satellite networks
TL;DR: This paper modelled as a nonstationary queueing network with population constraints, which is analyzed approximately in order to obtain the blocking probability functions of a circuit-switched network where the rates of external arrivals at the network are time-dependent functions. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2006 article

Optical networks

Perros, H. (2006, February 8). COMPUTER NETWORKS, Vol. 50, pp. 145–148.

By: H. Perros n

Source: Web Of Science
Added: August 6, 2018

2006 article

Performance analysis of limited-range wavelength conversion in an OBS switch

Puttasubbappa, V. S., & Perros, H. G. (2006, March). TELECOMMUNICATION SYSTEMS, Vol. 31, pp. 227–246.

By: V. Puttasubbappa n & H. Perros n

author keywords: optical burst switching; limited-range wavelength conversion; performance evaluation; simultaneous resource allocation
TL;DR: It is shown numerically that in order to keep the burst blocking probability within an acceptable level, the utilization of each wavelength has to be low. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2005 chapter

An approximate queueing model for limited-range wavelength conversion in an OBS switch

In Networking 2005: Networking technologies, services, and protocols: Performance of computer and communication networks: Mobile and wireless communication systems: 4th International IFIP-TC6 Networking Conference, Waterloo, Canada, May 2-6, 2005: Proceedings (Lecture notes in computer science; 3462) (Vol. 3462, pp. 697–708).

By: V. Puttasubbappa n & H. Perros n

TL;DR: An analytical model for modeling limited-range wavelength conversion employed in an OBS switch is developed which calculates approximate blocking probabilities for degree of conversion d = 1,2 and for large number of wavelengths. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2005 book

Connection-Oriented Networks: SONET/SDH, ATM, MPLS and Optical Networks

In CONNECTION-ORIENTED NETWORKS: SONET/SDH, ATM, MPLS AND OPTICAL NETWORKS (pp. 1–332).

By: H. Perros*

TL;DR: This book provides a complete overview of connection-oriented networks, discussing both packet- Switched and circuit-switched networks, which, though seemingly different, share common networking principles. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2005 article

Performance Evaluation of an Optical Burst Switching Scheme for Grid Networks

2ND INTERNATIONAL CONFERENCE ON BROADBAND NETWORKS (BROADNETS 2005), pp. 515-+.

By: X. Mountrouidou n, H. Perros n & M. Beshai

TL;DR: Using simulation techniques, it is shown that the proposed scheme provides high bandwidth and outperforms OBS and can be used in grid networks. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Quality of service in an optical burst switching ring

PHOTONIC NETWORK COMMUNICATIONS, 9(3), 357–371.

By: V. Puttasubbappa n & H. Perros n

author keywords: optical burst switching; MAN; access protocols; service classes
TL;DR: Several access protocols are proposed to support different service classes in an optical burst switched ring by using simulation to analyze the behavior of each protocol. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2004 chapter

Access protocols to support different service classes in an optical burst switching ring

In Networking 2004: Networking technologies, services, and protocols: Performance of computer and communication networks, mobile and wireless commuication: Third International IFIP-TC6 Networking Conference, Athens, Greece, May 9-14, 2004 ; Proceedings (Vol. 3042, pp. 878–889).

By: V. Puttasubbappa* & H. Perros*

TL;DR: Several access protocols are proposed to support different service classes in an optical burst switched ring by using simulation to analyze the behaviour of each protocol. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2004 journal article

Call blocking probabilities in a traffic-groomed tandem optical network

COMPUTER NETWORKS, 45(3), 281–294.

By: A. Washington n & H. Perros n

author keywords: call blocking probabilities; traffic grooming; optical networks; multi-rate Erlang loss network; decomposition algorithm
TL;DR: Numerical comparisons of the decomposition algorithm against simulation show that the algorithm has good accuracy, and it is shown that the proposed algorithm is an improvement over the well-known single-node decomposition algorithms based on the link-independence assumption. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2004 chapter

ORBIS: A reconfigurable hybrid optical metropolitan area network architecture

In Networking 2004: Networking technologies, services, and protocols: Performance of computer and communication networks, mobile and wireless commuication: Third International IFIP-TC6 Networking Conference, Athens, Greece, May 9-14, 2004 ; Proceedings (Vol. 3042, pp. 1502–1507).

By: Y. Xin*, I. Baldine, M. Cassada*, D. Stevenson*, L. Jackson n & H. Perros n

TL;DR: A novel metropolitan area network (MAN) ring architecture, ORBIS, a multiple-service WDM platform that supports multiple transport techniques, and the system and subnetwork control mechanism and reconfiguration issues are addressed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2003 journal article

A simulation study of optical burst switching and access protocols for WDM ring networks

COMPUTER NETWORKS-THE INTERNATIONAL JOURNAL OF COMPUTER AND TELECOMMUNICATIONS NETWORKING, 41(2), 143–160.

By: L. Xu n, H. Perros n & G. Rouskas n

Contributors: H. Perros n, G. Rouskas n & L. Xu n

author keywords: optical burst switching; ring; MAN; access protocols
TL;DR: This work considers a wavelength division multiplexing metro ring architecture with optical burst switching with five different burst switching access protocols, and their performance and fairness is evaluated by simulation. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2003 article

Access protocols for optical burst-switched ring networks

Xu, L. S., Perros, H. G., & Rouskas, G. N. (2003, January). INFORMATION SCIENCES, Vol. 149, pp. 75–81.

By: L. Xu*, H. Perros & G. Rouskas

Contributors: H. Perros, G. Rouskas & L. Xu*

author keywords: optical burst switching; ring; MAN; access protocols
TL;DR: This paper considers a WDM metro ring architecture with optical burst switching with several access protocols proposed and their performance is analyzed by simulation. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2003 journal article

Computing call-blocking probabilities in leo satellite constellations

IEEE Transactions on Vehicular Technology, 52(3), 622–636.

By: A. Zaim n, H. Perros n & G. Rouskas n

Contributors: H. Perros n, G. Rouskas n & A. Zaim n

author keywords: call blocking; handoffs; low earth orbit (LEO) satellite constellations
TL;DR: An analytical model for computing call- blocking probabilities in a low Earth orbit (LEO) satellite network that carries voice calls and derives an upper and lower bound for the link-blocking probabilities that can be computed efficiently. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2003 journal article

Jumpstart just-in-time signaling protocol: a formal description using extended finite state machines

Optical Engineering (Redondo Beach, Calif.), 42(2), 568–585.

By: A. Zaim, I. Baldine, M. Cassada, G. Rouskas, H. Perros & D. Stevenson

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

2003 journal article

On the physical and logical topology design of large-scale optical networks

Journal of Lightwave Technology, 21(4), 904–915.

By: Y. Xin, G. Rouskas & H. Perros

Contributors: H. Perros, G. Rouskas & Y. Xin

Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2002 chapter

A Simulation Study of Access Protocols for Optical Burst-Switched Ring Networks

In E. Gregori, M. Conti, A. T. Campbell, G. Omidyar, & M. Zukerman (Eds.), NETWORKING 2002: Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications (pp. 863–874).

By: L. Xu n, H. Perros n & G. Rouskas n

Ed(s): E. Gregori, M. Conti, A. Campbell, G. Omidyar & M. Zukerman

TL;DR: This paper considers a WDM metro ring architecture with optical burst switching with several access protocols proposed and their performance is analyzed by simulation. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2002 chapter

A tutorial on optical networks

In G. A. E. Gregori & S. Basagni (Eds.), Advanced lectures on networking: Networking 2002 tutorials (Vol. 2497, pp. 155–193). Berlin; New York: Springer.

By: G. Rouskas & H. Perros

Ed(s): G. E. Gregori & S. Basagni

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

2002 book

An introduction to ATM networks

New York: Wiley.

By: H. Perros

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

2002 journal article

Computing blocking probabilities in multiclass wavelength-routing networks with multicast calls

IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, 20(1), 89–96.

By: S. Ramesh n, G. Rouskas n & H. Perros n

Contributors: H. Perros n, S. Ramesh n & G. Rouskas n

author keywords: blocking probabilities; multicast; multiclass networks; wavelength-division multiplexing (WDM); wavelength routing
TL;DR: An approximate analytical method is presented to compute efficiently the call-blocking probabilities in wavelength-routing networks with multiple classes of both unicast and multicast calls to decompose large networks with multicast paths into smaller subsystems with only linear paths. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2002 journal article

Computing call-blocking probabilities in LEO satellite networks: The single-orbit case

IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY, 51(2), 332–347.

By: A. Zaim n, G. Rouskas n & H. Perros n

Contributors: H. Perros n, G. Rouskas n & A. Zaim n

author keywords: call blocking probability; decomposition algorithms; handoffs; low-earth-orbit (LEO) satellite networks
TL;DR: This work study the problem of carrying voice calls over a low-Earth-orbit satellite network and presents an analytical model for computing call-blocking probabilities for a single orbit of a satellite constellation and devised a method to solve the corresponding Markov process efficiently. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2002 chapter

JumpStart: A Just-in-Time Signaling Architecture for WDM Burst-Switched Networks

In E. Gregori, M. Conti, A. T. Campbell, G. Omidyar, & M. Zukerman (Eds.), NETWORKING 2002: Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications (pp. 1081–1086).

By: I. Baldine, H. Perros n, G. Rouskas n & D. Stevenson*

Ed(s): E. Gregori, M. Conti, A. Campbell, G. Omidyar & M. Zukerman

UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2002 journal article

JumpStart: A just-in-time signaling architecture for WDM burst-switched networks

IEEE COMMUNICATIONS MAGAZINE, 40(2), 82–89.

By: I. Baldine, G. Rouskas n, H. Perros n & D. Stevenson*

Contributors: I. Baldine, H. Perros n, G. Rouskas n & D. Stevenson*

UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2002 chapter

Performance Analysis of LEO Satellite Networks

In E. Gregori, M. Conti, A. T. Campbell, G. Omidyar, & M. Zukerman (Eds.), NETWORKING 2002: Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications (pp. 790–801).

By: A. Zaim n, H. Perros n & G. Rouskas n

Ed(s): E. Gregori, M. Conti, A. Campbell, G. Omidyar & M. Zukerman

TL;DR: An analytical model for computing call blocking probabilities in a LEO satellite network that carries voice calls is presented, and it is demonstrated that the method is accurate for a wide range of traffic patterns. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2001 journal article

A multi-layer client-server queueing network model with non-hierarchical synchronous and asynchronous messages

PERFORMANCE EVALUATION, 45(4), 223–256.

By: S. Ramesh* & H. Perros*

author keywords: client-server systems; synchronous and asynchronous messages; queueing networks with blocking
TL;DR: A multi-layered queueing network that models a client–server system where clients and servers communicate via synchronous and asynchronous messages is analyzed approximately using a decomposition algorithm. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Techniques for optical packet switching and optical burst switching

IEEE COMMUNICATIONS MAGAZINE, 39(1), 136–142.

By: L. Xu n, H. Perros n & G. Rouskas n

TL;DR: A survey of two new technologies which are still in the experimental stage-optical packet switching and optical burst switching-and comment on their suitability for transporting IP traffic. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

A comparison of allocation policies in wavelength routing networks

PHOTONIC NETWORK COMMUNICATIONS, 2(3), 267–295.

By: Y. Zhu n, G. Rouskas n & H. Perros n

Contributors: H. Perros n, G. Rouskas n & Y. Zhu n

author keywords: wavelength division multiplexing; wavelength routing networks; call blocking probability; wavelength allocation
TL;DR: The main conclusion of this work is that the gains obtained by employing specialized and expensive hardware can be realized cost-effectively by making more intelligent choices in software, namely, the wavelength allocation policy. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2000 journal article

A multilayer client-server queueing network model with synchronous and asynchronous messages

IEEE Transactions on Software Engineering, 26(11), 1086–1100.

By: S. Ramesh n & H. Perros n

TL;DR: A multilayered queueing network that models a client-server system where clients and servers communicate via synchronous and asynchronous messages is analyzed using a decomposition algorithm. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2000 article

A path decomposition approach for computing blocking probabilities in wavelength-routing networks

Zhu, Y. H., Rouskas, G. N., & Perros, H. G. (2000, December). IEEE-ACM TRANSACTIONS ON NETWORKING, Vol. 8, pp. 747–762.

By: Y. Zhu n, G. Rouskas n & H. Perros n

author keywords: call-blocking probability; converter placement; decomposition algorithms; wavelength-division multiplexing; wavelength-routing networks
TL;DR: An iterative path decomposition algorithm is presented to evaluate accurately and efficiently the blocking performance of such networks with and without wavelength converters to represent a simple and computationally efficient solution to the difficult problem of computing call-blocking probabilities in wavelength-routing networks. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2000 chapter

A two-level queueing network model with blocking and non- blocking messages

In S. B. G. J. MacGregor Smith & C. T. Papadopoulos (Eds.), Performance evaluation and optimization of production lines (Annals of operations research ; v. 93) (Vol. 93, pp. 357–372). Bussum, The Netherlands: Baltzer Science.

By: S. Ramesh & H. Perros

Ed(s): S. J. MacGregor Smith & C. Papadopoulos

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

2000 chapter

Computing blocking probabilities in multi-class wavelength routing networks

In Networking 2000: Broadband communications, high performance networking, and performance of communication networks / IFIP-TC6/European Commission International Conference, Paris, France, May 2000, proceedings (Vol. 1815, pp. 176–188). Berlin; New York: Springer.

By: S. Ramesh, G. Rouskas & H. Perros

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

2000 journal article

Maximizing multicast throughput in WDM networks with tuning latencies using the virtual receiver concept

EUROPEAN TRANSACTIONS ON TELECOMMUNICATIONS, 11(1), 63–72.

By: Z. Ortiz n, G. Rouskas n & H. Perros n

Contributors: Z. Ortiz n, H. Perros n & G. Rouskas n

TL;DR: This work introduces the midticcut rhroughprrt as the performance measure of interest, and presents a new technique for the transmission of multicast packets based on the concept of a Lzirninl receiver, a set of physical receivers which behave identically in terms of tuning. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2000 journal article

Scheduling combined unicast and multicast traffic in broadcast WDM networks

PHOTONIC NETWORK COMMUNICATIONS, 2(2), 135–153.

By: Z. Ortiz*, G. Rouskas n & H. Perros n

Contributors: Z. Ortiz*, H. Perros n & G. Rouskas n

author keywords: broadcast optical networks; wavelength division multiplexing (WDM); scheduling; multicast
TL;DR: This paper studies the performance of various strategies for scheduling a combined load of unicast and multicast traffic in a broadcast WDM network, and concludes that treating unicast traffic as a special case of multicasts with a group of size 1, produces short schedules in most cases. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2000 journal article

The superposition of discrete-time Markov renewal processes with an application to statistical multiplexing of bursty traffic sources

Applied Mathematics and Computation, 115(1), 43–62.

By: K. Elsayed* & H. Perros n

TL;DR: This paper introduces a methodology for approximately characterizing the superposition process of N>=2 arbitrary (and possibly heterogeneous) discrete-time Markov Renewal Processes (MRP) and considers an on/off traffic source model, where the distribution of the on and off periods is arbitrary. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

1999 journal article

Performance analysis of broadcast WDM networks under IP traffic

PERFORMANCE EVALUATION, 36-7, 333–358.

By: M. McKinnon*, H. Perros n & G. Rouskas n

Contributors: M. McKinnon*, H. Perros n & G. Rouskas n

author keywords: optical networks; wavelength division multiplexing (WDM); discrete-time queueing networks; IP packets
TL;DR: This work develops and analyzes approximately a queueing model of the network in order to obtain the queue-length distribution and loss probabilities at the transmitting and receiving side of nodes and is the first comprehensive performance study of optical local area networks under variable length packets. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

1998 journal article

On the mean waiting time of a population constrained open tandem queueing network with constant service times

IIE Transactions, 30(10), 973–979.

By: Y. Rhee* & H. Perros n

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

1998 journal article

Performance analysis of a photonic single-hop ATM switch architecture, with tunable transmitters and fixed frequency receivers

PERFORMANCE EVALUATION, 33(2), 113–136.

By: M. McKinnon*, G. Rouskas n & H. Perros n

Contributors: M. McKinnon*, H. Perros n & G. Rouskas n

author keywords: optical networks; photonic ATM switch architecture; Markov modulated Bernoulli process (MMBP); wavelength division multiplexing (WDM); discrete-time queueing networks
TL;DR: The performance of the switch is a complex function of a number of system parameters, including the load balancing and scheduling algorithms, the number of available channels, and the buffer capacity, and it is shown that the behavior of theswitch in terms of cell-loss probability as these parameters are varied cannot be predicted without an accurate analysis. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

1997 journal article

Technology for support of network-based education workflows in North Carolina: NC State-Fujitsu education partnership final report for the period June 1, 1996-December 31, 1996

TR (Center for Advanced Computing and Communication), (3).

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

1994 book

Queueing networks with blocking : exact and approximate solutions

New York, N.Y. : Oxford University Press.

By: H. Perros

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

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