Urtzi Ayesta

91 papers A* 11A 1B 5Misc 1Journal 65Unranked 8
YearRankTypeTitle / Venue / Authors
2025 J jnl
Decision-Epochs Matter: Unveiling Its Impact on the Stability of Scheduling With Randomly Varying Connectivity.
IEEE Trans. Netw.
Nahuel Soprano-Loto, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2025 J jnl
Fast-exploring reinforcement learning with applications to stochastic networks.
Queueing Syst. Theory Appl.
Daniel Mastropietro, Urtzi Ayesta, Matthieu Jonckheere, S. Majewski
2025 J jnl
Foreword from Chair of 2024 ACM SIGMETRICS DoctoralDissertation Award Committee.
SIGMETRICS Perform. Evaluation Rev.
Urtzi Ayesta
2025 J jnl
On the Age of Information in Single-Server Queues with Aged Updates.
CoRR
Fernando Miguelez, Urtzi Ayesta, Josu Doncel, María Dolores Ugarte
2024 J jnl
Decision-Epoch Matters: Unveiling its Impact on the Stability of Scheduling with Randomly Varying Connectivity.
CoRR
Nahuel Soprano-Loto, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2024 — conf
Deep Reinforcement Learning for Weakly Coupled MDP's with Continuous Actions.
ASMTA
Francisco Robledo, Urtzi Ayesta, Konstantin Avrachenkov
2024 J jnl
Deep reinforcement learning for weakly coupled MDP's with continuous actions.
CoRR
Francisco Robledo, Urtzi Ayesta, Konstantin Avrachenkov
2024 J jnl
Foreword from Chair of 2023 ACM SIGMETRICS Doctoral Dissertation Award Committee.
SIGMETRICS Perform. Evaluation Rev.
Urtzi Ayesta
2024 J jnl
Tabular and Deep Learning for the Whittle Index.
CoRR
Francisco Robledo Relaño, Vivek S. Borkar, Urtzi Ayesta, Konstantin Avrachenkov
2024 J jnl
Tabular and Deep Learning for the Whittle Index.
ACM Trans. Model. Perform. Evaluation Comput. Syst.
Francisco Robledo Relaño, Vivek S. Borkar, Urtzi Ayesta, Konstantin Avrachenkov
2023 J jnl
Price of Anarchy with multiple information sources under competition.
Oper. Res. Lett.
Fernando Miguelez, Urtzi Ayesta, Josu Doncel
2022 J jnl
A Resource Sharing Game for the Freshness of Status Updates.
SIGMETRICS Perform. Evaluation Rev.
Fernando Miguelez, Josu Doncel, Urtzi Ayesta
2022 J jnl
A Token-Based Central Queue with Order-Independent Service Rates.
Oper. Res.
Urtzi Ayesta, Tejas Bodas, Jan-Pieter L. Dorsman, Ina Maria Verloop
2022 J jnl
On the Whittle index of Markov modulated restless bandits.
Queueing Syst. Theory Appl.
Santiago Duran, Urtzi Ayesta, Ina Maria Verloop
2022 J jnl
QWI: Q-learning with Whittle Index.
SIGMETRICS Perform. Evaluation Rev.
Francisco Robledo, Vivek S. Borkar, Urtzi Ayesta, Konstantin Avrachenkov
2022 J jnl
Reinforcement learning in queues.
Queueing Syst. Theory Appl.
Urtzi Ayesta
2021 J jnl
A Survey of Stability Results for Redundancy Systems.
CoRR
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2021 — conf
Improving the Performance of Heterogeneous Data Centers through Redundancy.
SIGMETRICS (Abstracts)
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2021 J jnl
On the Stability of Redundancy Models.
Oper. Res.
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2021 J jnl
On the computation of Whittle's index for Markovian restless bandits.
Math. Methods Oper. Res.
Urtzi Ayesta, Manu K. Gupta, Ina Maria Verloop
2020 J jnl
Improving the Performance of Heterogeneous Data Centers through Redundancy.
Proc. ACM Meas. Anal. Comput. Syst.
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2020 J jnl
Improving the performance of heterogeneous data centers through redundancy.
CoRR
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2019 J jnl
A token-based central queue with order-independent service rates.
CoRR
Urtzi Ayesta, Tejas Bodas, Jan-Pieter L. Dorsman, Maaike Verloop
2019 B conf
On the impact of mobility in cellular networks.
WiOpt
Elene Anton, Urtzi Ayesta, Florian Simatos
2019 J jnl
Performance Degradation in Parallel-Server Systems.
IEEE/ACM Trans. Netw.
Josu Doncel, Samuli Aalto, Urtzi Ayesta
2019 J jnl
Performance analysis of space-time priority queues.
Perform. Evaluation
Christian Carballo Lozano, Urtzi Ayesta, Dieter Fiems
2019 J jnl
Redundancy with Processor Sharing servers.
SIGMETRICS Perform. Evaluation Rev.
Elene Anton, Urtzi Ayesta, Matthieu Jonckheere, Ina Maria Verloop
2019 B conf
Scheduling users in drive-thru Internet: a multi-armed bandit approach.
WiOpt
Thi Thuy Nga Nguyen, Urtzi Ayesta, Balakrishna J. Prabhu
2018 Misc conf
Bus schedule for optimal bus bunching and waiting times.
COMSNETS
M. Venkateswararao Koppisetti, Veeraruna Kavitha, Urtzi Ayesta
2018 J jnl
Load balancing with heterogeneous schedulers.
CoRR
Urtzi Ayesta, Manu K. Gupta, Ina Maria Verloop
2018 J jnl
On a unifying product form framework for redundancy models.
Perform. Evaluation
Urtzi Ayesta, Tejas Bodas, Maaike Verloop
2018 J jnl
On a unifying product form framework for redundancy models.
SIGMETRICS Perform. Evaluation Rev.
Urtzi Ayesta, Tejas Bodas, Ina Maria Verloop
2018 J jnl
On redundancy-d with cancel-on-start a.k.a Join-shortest-work (d).
SIGMETRICS Perform. Evaluation Rev.
Urtzi Ayesta
2018 J jnl
Special volume on selected papers from the second ECQT conference.
Perform. Evaluation
Urtzi Ayesta, Balakrishna J. Prabhu
2017 A* conf
Economies of scale in parallel-server systems.
INFOCOM
Josu Doncel, Samuli Aalto, Urtzi Ayesta
2017 J jnl
Scheduling of multi-class multi-server queueing systems with abandonments.
J. Sched.
Urtzi Ayesta, Peter Jacko, Vladimír Novák
2016 J jnl
Dynamic Control of Birth-and-Death Restless Bandits: Application to Resource-Allocation Problems.
IEEE/ACM Trans. Netw.
Maialen Larrañaga, Urtzi Ayesta, Ina Maria Verloop
2016 J jnl
Optimal dynamic resource allocation to prevent defaults.
Oper. Res. Lett.
Urtzi Ayesta, Martin Erausquin, Eva Ferreira, Peter Jacko
2016 J jnl
Sojourn Time Approximations for a Discriminatory Processor Sharing Queue.
ACM Trans. Model. Perform. Evaluation Comput. Syst.
Ane Izagirre, Urtzi Ayesta, Ina Maria Verloop
2015 J jnl
Asymptotically optimal index policies for an abandonment queue with convex holding cost.
Queueing Syst. Theory Appl.
Maialen Larrañaga, Urtzi Ayesta, Maaike Verloop
2015 J jnl
Interpolation approximations for the steady-state distribution in multi-class resource-sharing systems.
Perform. Evaluation
Ane Izagirre, Urtzi Ayesta, Maaike Verloop
2015 B conf
Non-intrusive scheduling of TCP flows.
Networking
Urtzi Ayesta, Lionel Bertaux, Denis Carvin
2015 A* conf
Stochastic and fluid index policies for resource allocation problems.
INFOCOM
Maialen Larrañaga, Urtzi Ayesta, Ina Maria Verloop
2014 J jnl
A resource-sharing game with relative priorities.
Perform. Evaluation
Josu Doncel, Urtzi Ayesta, Olivier Brun, Balakrishna J. Prabhu
2014 A* conf
Index policies for a multi-class queue with convex holding cost and abandonments.
SIGMETRICS
Maialen Larrañaga, Urtzi Ayesta, Ina Maria Verloop
2014 J jnl
Is the Price of Anarchy the Right Measure for Load-Balancing Games?
ACM Trans. Internet Techn.
Josu Doncel, Urtzi Ayesta, Olivier Brun, Balakrishna J. Prabhu
2014 A* conf
Sojourn time approximations in a multi-class time-sharing server.
INFOCOM
Ane Izagirre, Urtzi Ayesta, Ina Maria Verloop
2013 J jnl
Congestion control of TCP flows in Internet routers by means of index policy.
Comput. Networks
Konstantin Avrachenkov, Urtzi Ayesta, Josu Doncel, Peter Jacko
2013 J jnl
Dynamic fluid-based scheduling in a multi-class abandonment queue.
Perform. Evaluation
Maialen Larrañaga, Urtzi Ayesta, Ina Maria Verloop
2013 B conf
On the efficiency of non-cooperative load balancing.
Networking
Josu Doncel, Urtzi Ayesta, Olivier Brun, Balakrishna J. Prabhu
2013 J jnl
QoE-aware optimization of multimedia flow scheduling.
Comput. Commun.
Ianire Taboada, Fidel Liberal, Jose Oscar Fajardo, Urtzi Ayesta
2013 J jnl
Scheduling in a Random Environment: Stability and Asymptotic Optimality.
IEEE/ACM Trans. Netw.
Urtzi Ayesta, Martin Erausquin, Matthieu Jonckheere, Ina Maria Verloop
2012 J jnl
Congestion Control of TCP Flows in Internet Routers by Means of Index Policy
CoRR
Josu Doncel, Urtzi Ayesta, Konstantin Avrachenkov, Peter Jacko
2012 J jnl
Optimal congestion control of TCP flows for internet routers.
SIGMETRICS Perform. Evaluation Rev.
Konstantin Avrachenkov, Urtzi Ayesta, Josu Doncel, Peter Jacko
2012 J jnl
Sojourn times in a processor sharing queue with multiple vacations.
Queueing Syst. Theory Appl.
Urtzi Ayesta, Onno J. Boxma, Ina Maria Verloop
2012 B conf
Technical vulnerability of the E-UTRAN paging mechanism.
WCNC
Alexey Baraev, Urtzi Ayesta, Ina Maria Verloop, Daniele Miorandi, Imrich Chlamtac
2011 A* conf
A nearly-optimal index rule for scheduling of users with abandonment.
INFOCOM
Urtzi Ayesta, Peter Jacko, Vladimír Novák
2011 J jnl
Competition yields efficiency in load balancing games.
Perform. Evaluation
Jonatha Anselmi, Urtzi Ayesta, Adam Wierman
2011 J jnl
Heavy traffic analysis of the discriminatory randomorderofservice discipline.
SIGMETRICS Perform. Evaluation Rev.
Urtzi Ayesta, Ane Izagirre, Ina Maria Verloop
2011 J jnl
Heavy-Traffic Analysis of a Multiple-Phase Network with Discriminatory Processor Sharing.
Oper. Res.
Ina Maria Verloop, Urtzi Ayesta, Rudesindo Núñez-Queija
2011 J jnl
Load balancing in processor sharing systems.
Telecommun. Syst.
Eitan Altman, Urtzi Ayesta, B. J. Prabhu
2011 J jnl
Price of anarchy in non-cooperative load balancing games.
Perform. Evaluation
Urtzi Ayesta, Olivier Brun, B. J. Prabhu
2011 — conf
Resource-sharing in a single server with time-varying capacity.
Allerton
Urtzi Ayesta, Martin Erausquin, Peter Jacko
2011 J jnl
Scheduling in a random environment: stability and asymptotic optimality
CoRR
Urtzi Ayesta, Martin Erausquin, Matthieu Jonckheere, Ina Maria Verloop
2011 — conf
Stability and asymptotic optimality of opportunistic schedulers in wireless systems.
VALUETOOLS
Urtzi Ayesta, Martin Erausquin, Matthieu Jonckheere, Ina Maria Verloop
2010 J jnl
A modeling framework for optimizing the flow-level scheduling with time-varying channels.
Perform. Evaluation
Urtzi Ayesta, Martin Erausquin, Peter Jacko
2010 J jnl
Convergence of trajectories and optimal buffer sizing for AIMD congestion control.
Perform. Evaluation
Konstantin Avrachenkov, Urtzi Ayesta, Alexei B. Piunovskiy
2010 J jnl
Convergence of trajectories and optimal buffer sizing for MIMD congestion control.
Comput. Commun.
Yi Zhang, Alexei B. Piunovskiy, Urtzi Ayesta, Konstantin Avrachenkov
2010 J jnl
Early Retransmit for TCP and Stream Control Transmission Protocol (SCTP).
RFC
Mark Allman, Konstantin Avrachenkov, Urtzi Ayesta, Josh Blanton, Per Hurtig
2010 J jnl
Monotonicity Properties for Multi-Class Queueing Systems.
Discret. Event Dyn. Syst.
Ina Maria Verloop, Urtzi Ayesta, Sem C. Borst
2010 A* conf
Price of Anarchy in Non-Cooperative Load Balancing.
INFOCOM
Urtzi Ayesta, Olivier Brun, Balakrishna J. Prabhu
2009 J jnl
Bandwidth-sharing networks under a diffusion scaling.
Ann. Oper. Res.
Urtzi Ayesta, Michel Mandjes
2009 J jnl
Heavy-traffic analysis of the M/PH/1 discriminatory processor sharing queue with phase-dependent weights.
SIGMETRICS Perform. Evaluation Rev.
Ina Maria Verloop, Urtzi Ayesta, Rudesindo Núñez-Queija
2009 J jnl
On the Gittins index in the
Queueing Syst. Theory Appl.
Samuli Aalto, Urtzi Ayesta, Rhonda Righter
2009 A conf
Optimal policy for multi-class scheduling in a single server queue.
ITC
Natalia Osipova, Urtzi Ayesta, Konstantin Avrachenkov
2009 J jnl
SRPT applied to bandwidth-sharing networks.
Ann. Oper. Res.
Samuli Aalto, Urtzi Ayesta
2008 — conf
Comparison of bandwidth-sharing policies in a linear network.
VALUETOOLS
Ina Maria Verloop, Urtzi Ayesta, Sem C. Borst
2008 — conf
Load balancing in processor sharing systems.
VALUETOOLS
Eitan Altman, Urtzi Ayesta, Balakrishna J. Prabhu
2008 — conf
Optimal scheduling of jobs with a DHR tail in the M/G/1 queue.
VALUETOOLS
Samuli Aalto, Urtzi Ayesta
2007 J jnl
Beyond processor sharing.
SIGMETRICS Perform. Evaluation Rev.
Samuli Aalto, Urtzi Ayesta, Sem C. Borst, Vishal Misra, Rudesindo Núñez-Queija
2007 J jnl
Convergence and Optimal Buffer Sizing for Window Based AIMD Congestion Control
CoRR
Konstantin Avrachenkov, Urtzi Ayesta, Alexei B. Piunovskiy
2007 A* conf
Mean delay optimization for the M/G/1 queue with pareto type service times.
SIGMETRICS
Samuli Aalto, Urtzi Ayesta
2006 J jnl
A survey on discriminatory processor sharing.
Queueing Syst. Theory Appl.
Eitan Altman, Konstantin Avrachenkov, Urtzi Ayesta
2006 A* conf
Mean Delay Analysis of Multi Level Processor Sharing Disciplines.
INFOCOM
Samuli Aalto, Urtzi Ayesta
2005 J jnl
Batch Arrival Processor-Sharing with Application to Multi-Level Processor-Sharing Scheduling.
Queueing Syst. Theory Appl.
Konstantin Avrachenkov, Urtzi Ayesta, Patrick Brown
2005 A* conf
Discriminatory processor sharing revisited.
INFOCOM
Konstantin Avrachenkov, Urtzi Ayesta, Patrick Brown, R. Núñez Queija
2005 J jnl
M/G/1/MLPS compared to M/G/1/PS.
Oper. Res. Lett.
Samuli Aalto, Urtzi Ayesta, Eeva Nyberg-Oksanen
2005 — conf
Optimal choice of the buffer size in the Internet routers.
CDC/ECC
Konstantin Avrachenkov, Urtzi Ayesta, Alexei B. Piunovskiy
2004 A* conf
Differentiation Between Short and Long TCP Flows: Predictability of the Response Time.
INFOCOM
Konstantin Avrachenkov, Urtzi Ayesta, Patrick Brown, Eeva Nyberg
2004 A* conf
Two-level processor-sharing scheduling disciplines: mean delay analysis.
SIGMETRICS
Samuli Aalto, Urtzi Ayesta, Eeva Nyberg-Oksanen
2002 J jnl
Closed On-Line Bin Packing.
Acta Cybern.
Eyjólfur Ingi Ásgeirsson, Urtzi Ayesta, Edward G. Coffman Jr., J. Etra, Petar Momcilovic, David J. Phillips, V. Vokhshoori, Z. Wang, J. Wolfe