Nail Akar

According to our database, Nail Akar authored at least 89 papers between 1995 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Water-Filling-Based Scheduling for Weighted Binary Freshness in Cache Update Systems.

Ege Orkun Gamgam, Nail Akar

IEEE Internet Things J., 2024

AoII-Optimum Sampling of CTMC Information Sources Under Sampling Rate Constraints.

Ismail Cosandal, Nail Akar, Sennur Ulukus

CoRR, 2024

Minimizing the Age of Two Heterogeneous Sources With Packet Drops Via Cyclic Schedulers.

Sahan Liyanaarachchi, Sennur Ulukus, Nail Akar

CoRR, 2024

Scalable Cyclic Schedulers for Age of Information Optimization in Large-Scale Status Update Systems.

Nail Akar, Sahan Liyanaarachchi, Sennur Ulukus

CoRR, 2024

Modeling AoII in Push- and Pull-Based Sampling of Continuous Time Markov Chains.

Ismail Cosandal, Nail Akar, Sennur Ulukus

CoRR, 2024

Cyclic Scheduling for Age of Information Minimization with Generate at Will Status Updates.

Ege Orkun Gamgam, Nail Akar, Sennur Ulukus

Proceedings of the 58th Annual Conference on Information Sciences and Systems, 2024

2023

Distribution of Age of Information in Status Update Systems With Heterogeneous Information Sources: An Absorbing Markov Chain-Based Approach.

Nail Akar, Ege Orkun Gamgam

IEEE Commun. Lett., August, 2023

Modeling age of information in a cooperative slotted Aloha network.

Kaveh Vaezi, Nail Akar, Ezhan Karasan

Wirel. Networks, July, 2023

Is proportional fair scheduling suitable for age-sensitive traffic?

Nail Akar, Ezhan Karasan

Comput. Networks, May, 2023

Minimizing Weighted Sum Age of Information with Open-Loop Cyclic Scheduling.

Ege Orkun Gamgam, Nail Akar, Sennur Ulukus

CoRR, 2023

Optimum Monitoring of Heterogeneous Continuous Time Markov Chains.

Nail Akar, Sennur Ulukus

CoRR, 2023

2022

Matlab Code for the Distribution of Age of Information in Status Update Systems with Heterogeneous Information Sources.

Ege Orkun Gamgam, Nail Akar

Dataset, November, 2022

MATLAB Code For Age of Information Modeling in Multi-source Status Update Systems.

Ege Orkun Gamgam, Nail Akar

Dataset, April, 2022

Exact Analytical Model of Age of Information in Multi-Source Status Update Systems With Per-Source Queueing.

Ege Orkun Gamgam, Nail Akar

IEEE Internet Things J., 2022

2021

Energy management for age of information control in solar-powered IoT end devices.

Abdul Kerim Aydin, Nail Akar

Wirel. Networks, 2021

Power allocation and temporal fair user group scheduling for downlink NOMA.

Eray Erturk, Ozlem Yildiz, Shahram Shahsavari, Nail Akar

Telecommun. Syst., 2021

The Multi-Source Probabilistically Preemptive M/PH/1/1 Queue With Packet Errors.

Ozancan Dogan, Nail Akar

IEEE Trans. Commun., 2021

Discrete-Time Queueing Model of Age of Information With Multiple Information Sources.

Nail Akar, Ozancan Dogan

IEEE Internet Things J., 2021

Scheduling Algorithms for Age of Information Differentiation with Random Arrivals.

Nail Akar, Ezhan Karasan

CoRR, 2021

2020

Finding the Exact Distribution of (Peak) Age of Information for Queues of PH/PH/1/1 and M/PH/1/2 Type.

Nail Akar, Ozancan Dogan, Eray Unsal Atay

IEEE Trans. Commun., 2020

The Multi-Source Preemptive M/PH/1/1 Queue with Packet Errors: Exact Distribution of the Age of Information and Its Peak.

Ozancan Dogan, Nail Akar

CoRR, 2020

2019

On the Queuing Model of the Energy-Delay Tradeoff in Wireless Links With Power Control and Link Adaptation.

Ege Orkun Gamgam, Caglar Tunc, Nail Akar

IEEE Trans. Commun., 2019

The MAP/M/s+G Call Center Model with General Patience Times: Stationary Solutions and First Passage Times.

Ömer Gürsoy, Kamal Adli Mehr, Nail Akar

CoRR, 2019

2018

Joint Cell Muting and User Scheduling in Multicell Networks with Temporal Fairness.

Shahram Shahsavari, Nail Akar, Babak Hossein Khalaj

Wirel. Commun. Mob. Comput., 2018

Queue management for two-user cognitive radio with delay-constrained primary user.

Kamal Adli Mehr, Javad Musevi Niya, Nail Akar

Comput. Networks, 2018

2017

Fixed-point analysis of a network of routers with persistent TCP/UDP flows and class-based weighted fair queuing.

Caglar Tunc, Nail Akar

Telecommun. Syst., 2017

Performance modeling of QoS differentiation in optical packet switching via FDL access limitation.

Mehmet Akif Yazici, Nail Akar

Photonic Netw. Commun., 2017

Markov fluid queue model of an energy harvesting IoT device with adaptive sensing.

Caglar Tunc, Nail Akar

Perform. Evaluation, 2017

Disk scheduling with shortest cumulative access time first algorithms.

Nail Akar, Caglar Tunc, Mark Gaertner, Fatih Erden

Turkish J. Electr. Eng. Comput. Sci., 2017

The finite/infinite horizon ruin problem with multi-threshold premiums: a Markov fluid queue approach.

Mehmet Akif Yazici, Nail Akar

Ann. Oper. Res., 2017

2016

Joint Cell Muting and User Scheduling in Multi-Cell Networks with Temporal Fairness.

Shahram Shahsavari, Nail Akar, Babak Hossein Khalaj

CoRR, 2016

2015

A Two-Level Temporal Fair Scheduler for Multi-Cell Wireless Networks.

Shahram Shahsavari, Nail Akar

IEEE Wirel. Commun. Lett., 2015

Mapping time-varying IP traffic to flexible optical paths in flexgrid optical networks.

Caglar Tunc, Nail Akar

Photonic Netw. Commun., 2015

Class-based first-fit spectrum allocation with fragmentation avoidance for dynamic flexgrid optical networks.

Ramazan Yumer, Nail Akar, Ezhan Karasan

Opt. Switch. Netw., 2015

A novel queue-aware wireless link adaptation mechanism and its fixed-point analytical model.

Onur Ozturk, Nail Akar

EURASIP J. Wirel. Commun. Netw., 2015

Analytical performance modeling of elastic optical links with aligned spectrum allocation.

Kaveh Vaezi, Nail Akar

Comput. Networks, 2015

Analysis of an Adaptive Modulation and Coding scheme with HARQ for TCP traffic.

Onur Ozturk, Nail Akar

Proceedings of the 2015 Wireless Telecommunications Symposium, 2015

2014

Workload-dependent queuing model of an AQM-controlled wireless router with TCP traffic and its application to PER-based link adaptation.

Onur Ozturk, Nail Akar

EURASIP J. Wirel. Commun. Netw., 2014

Efficient transport of time-varying IP traffic in flexi-grid optical networks.

Caglar Tunc, Nail Akar

Proceedings of the 2014 22nd Signal Processing and Communications Applications Conference (SIU), 2014

2013

Running Multiple Instances of the Distributed Coordination Function for Air-Time Fairness in Multi-Rate WLANs.

Mehmet Akif Yazici, Nail Akar

IEEE Trans. Commun., 2013

The workload-dependent MAP/PH/1 queue with infinite/finite workload capacity.

Mehmet Akif Yazici, Nail Akar

Perform. Evaluation, 2013

Dimensioning shared-per-node recirculating fiber delay line buffers in an optical packet switch.

Nail Akar, Yavuz Günalay

Perform. Evaluation, 2013

State aggregation-based model of asynchronous multi-fiber optical switching with shared wavelength converters.

Nail Akar, Carla Raffaelli, Michele Savi

Opt. Switch. Netw., 2013

Delay Analysis of Timer-Based Frame Coalescing in Energy Efficient Ethernet.

Nail Akar

IEEE Commun. Lett., 2013

Analysis of continuous feedback Markov fluid queues and its applications to modeling Optical Burst Switching.

Mehmet Akif Yazici, Nail Akar

Proceedings of the 25th International Teletraffic Congress, 2013

A distributed solution for air-time fairness in multi-rate WLANs.

Mehmet Akif Yazici, Nail Akar

Proceedings of the 21st Signal Processing and Communications Applications Conference, 2013

2012

Moments of Conditional Sojourn Times in Finite Capacity M/M/1/N-PS Processor Sharing Queues.

Nail Akar

IEEE Commun. Lett., 2012

2011

Retrial Queuing Models of Multi-Wavelength FDL Feedback Optical Buffers.

Nail Akar, Khosrow Sohraby

IEEE Trans. Commun., 2011

Comparative analysis of power consumption in asynchronous wavelength modular optical switching fabrics.

Nail Akar, Vincenzo Eramo, Carla Raffaelli

Opt. Switch. Netw., 2011

TCP flow aware adaptive path switching in diffserv enabled MPLS networks.

Onur Alparslan, Nail Akar, Ezhan Karasan

Eur. Trans. Telecommun., 2011

MPLS automatic bandwidth allocation via adaptive hysteresis.

Nail Akar, Mehmet Altan Toksöz

Comput. Networks, 2011

Analytical model of asynchronous shared-per-wavelength multi-fiber optical switch.

Nail Akar, Carla Raffaelli, Michele Savi

Proceedings of the 12th IEEE International Conference on High Performance Switching and Routing, 2011

2010

Dynamic threshold-based assembly algorithms for optical burst switching networks subject to burst rate constraints.

Mehmet Altan Toksöz, Nail Akar

Photonic Netw. Commun., 2010

A survey of quality of service differentiation mechanisms for optical burst switching networks.

Nail Akar, Ezhan Karasan, Kyriakos Vlachos, Emmanouel A. Varvarigos, Davide Careglio, Miroslaw Klinkowski, Josep Solé-Pareta

Opt. Switch. Netw., 2010

Shared-per-wavelength asynchronous optical packet switching: A comparative analysis.

Nail Akar, Carla Raffaelli, Michele Savi, Ezhan Karasan

Comput. Networks, 2010

2009

Fixed point analysis of limited range share per node wavelength conversion in asynchronous optical packet switching systems.

Nail Akar, Ezhan Karasan, Carla Raffaelli

Photonic Netw. Commun., 2009

System-theoretical algorithmic solution to waiting times in semi-Markov queues.

Nail Akar, Khosrow Sohraby

Perform. Evaluation, 2009

Exact Analysis of Single-Wavelength Optical Buffers With Feedback Markov Fluid Queues.

Hüseyin Emre Kankaya, Nail Akar

JOCN, 2009

Exact analysis of offset-based service differentiation in single-channel multi-class OBS.

Hüseyin Emre Kankaya, Nail Akar

IEEE Commun. Lett., 2009

2007

Research in optical burst switching within the e-Photon/ONe network of excellence.

Javier Aracil, Nail Akar, Steinar Bjornstad, Maurizio Casoni, Kostas Christodoulopoulos, Davide Careglio, Juan Fernández-Palacios, C. Gauger, Óscar González de Dios, Guoqiang Hu, Ezhan Karasan, Miroslaw Klinkowski, Daniel Morató, Reza Nejabati, Harald Øverby, Carla Raffaelli, Dimitra Simeonidou, Norvald Stol, Giorgio Maria Tosi-Beleffi

Opt. Switch. Netw., 2007

Stochastic Analysis of Finite Population Bufferless Multiplexing in Optical Packet/Burst Switching Systems.

Nail Akar, Yavuz Günalay

IEICE Trans. Commun., 2007

Optimal packet scheduling and rate control for video streaming.

Eren Gürses, Gozde Bozdagi Akar, Nail Akar

Proceedings of the Visual Communications and Image Processing 2007, 2007

Model-free Adaptive Hysteresis for Dynamic Bandwidth Reservation.

Nail Akar

Proceedings of the 15th International Symposium on Modeling, 2007

A Performance Evaluation Framework of A Rate-Controlled MPEG Video Transmission over UMTS Networks.

Nail Akar, Mario Barbera, Lukasz Budzisz, Ramon Ferrús, Ezhan Kankaya, Giovanni Schembra

Proceedings of the 12th IEEE Symposium on Computers and Communications (ISCC 2007), 2007

Performance Analysis of an Optical Packet Switch Employing Full/Limited Range Share Per Node Wavelength Conversion.

Nail Akar, Ezhan Karasan, Giovanni Muretto, Carla Raffaelli

Proceedings of the Global Communications Conference, 2007

2006

Solving the ME/ME/1 queue with state-space methods and the matrix sign function.

Nail Akar

Perform. Evaluation, 2006

Wavelength Converter Sharing in Asynchronous Optical Packet/Burst Switching: An Exact Blocking Analysis for Markovian Arrivals.

Nail Akar, Ezhan Karasan, Kaan Dogan

IEEE J. Sel. Areas Commun., 2006

Solving the single server semi-Markov queue with matrix exponential kernel matrices for interarrivals and services.

Nail Akar, Khosrow Sohraby

Proceedings of the 1st International Conference on Performance Evaluation Methodolgies and Tools, 2006

A Performance Study of Limited Range Partial Wavelength Conversion for Asynchronous Optical Packet/Burst Switching.

Kaan Dogan, Nail Akar

Proceedings of IEEE International Conference on Communications, 2006

2005

Computing Moments of First Passage Times to a Subset of States in Markov Chains.

Tugrul Dayar, Nail Akar

SIAM J. Matrix Anal. Appl., 2005

Rate-controlled optical burst switching for both congestion avoidance and service differentiation.

Hakan Boyraz, Nail Akar

Opt. Switch. Netw., 2005

Capacity requirements of traffic handling schemes in multi-service networks.

Towela P. R. Nyirenda-Jere, Victor S. Frost, Nail Akar

Comput. Commun., 2005

A simple and effective mechanism for stored video streaming with TCP transport and server-side adaptive frame discard.

Eren Gürses, Gozde Bozdagi Akar, Nail Akar

Comput. Networks, 2005

2004

AIMD-based online MPLS traffic engineering for TCP flows via distributed multi-path routing.

Onur Alparslan, Nail Akar, Ezhan Karasan

Ann. des Télécommunications, 2004

Combined Use of Prioritized AIMD and Flow-Based Traffic Splitting for Robust TCP Load Balancing.

Onur Alparslan, Nail Akar, Ezhan Karasan

Proceedings of the Quality of Service in the Emerging Networking Panorama: Fifth International Workshop on Quality of Future Internet Services, 2004

Exact Calculation of Blocking Probabilities for Bufferless Optical Burst Switched Links with Partial Wavelenght Conversion.

Nail Akar, Ezhan Karasan

Proceedings of the 1st International Conference on Broadband Networks (BROADNETS 2004), 2004

2003

Capacity Analysis of a PMR System with DAB Downlink.

Ersin Sengul, Basak Can, Nail Akar, Yusuf Ziya Ider, Hayrettin Koymen

Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June, 2003

Dynamic Capacity Management for Voice Over Packet Networks.

Nail Akar, Cem Sahin

Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June, 2003

Reinforcement Learning as a Means of Dynamic Aggregate QoS Provisioning.

Nail Akar, Cem Sahin

Proceedings of the Architectures for Quality of Service in the Internet, 2003

2002

Impact of scalability in video transmission in promotion-capable differentiated services networks.

Eren Gürses, Gozde Bozdagi Akar, Nail Akar

Proceedings of the 2002 International Conference on Image Processing, 2002

2001

Traffic handling and network capacity in multi-service networks.

Towela P. R. Nyirenda-Jere, Victor S. Frost, Nail Akar

Proceedings of the Global Telecommunications Conference, 2001

1999

Using ATM Services for (In)Efficient Support of TCP.

Jaroslaw J. Sydir, Nina Taft Plotkin, Nail Akar

Proceedings of the MASCOTS 1999, 1999

Supporting differentiated services using ATM ABR service.

Richard Rabbat, Kai-Yeung Siu, Nail Akar

Proceedings of the International Conference On Computer Communications and Networks (ICCCN 1999), 1999

1998

Matrix-geometric solutions of M/G/1-type Markov chains: a unifying generalized state-space approach.

Nail Akar, Nihat Cem Oguz, Khosrow Sohraby

IEEE J. Sel. Areas Commun., 1998

TELPACK: an advanced teletraffic analysis package.

Nail Akar, Nihat Cem Oguz, Khosrow Sohraby

IEEE Commun. Mag., 1998

1997

Finite and Infinite QBD Chains: A Simple and Unifying Algorithmic Approach.

Nail Akar, Khosrow Sohraby

Proceedings of the Proceedings IEEE INFOCOM '97, 1997

1996

A Numerically Efficient Method for a MAP/D/1/K Queue when Space and Service Times are Independent.

Nail Akar, Erdal Arikan

Queueing Syst. Theory Appl., 1996

A New Paradigm in Teletraffic Analysis of Communication Networks.

Nail Akar, Khosrow Sohraby

Proceedings of the Proceedings IEEE INFOCOM '96, 1996

1995

Markov Modulated Periodic Arrival Process Offered to an ATM Multiplexer.

Nail Akar, Erdal Arikan

Perform. Evaluation, 1995