Esa Hyytiä

According to our database, Esa Hyytiä authored at least 86 papers between 2000 and 2024.

Collaborative distances:

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

2024

Optimal Size-Aware Dispatching Rules via Value Iteration and Some Numerical Investigations.

Esa Hyytiä, Rhonda Righter

CoRR, 2024

2022

Routing with too much information?

Esa Hyytiä, Peter Jacko, Rhonda Righter

Queueing Syst. Theory Appl., 2022

Performance degradation in parallel-server systems with shared resources and lack of coordination.

Esa Hyytiä, Rhonda Righter

Perform. Evaluation, 2022

On Sequential Dispatching Policies.

Esa Hyytiä, Rhonda Righter

Proceedings of the 32nd International Telecommunication Networks and Applications Conference, 2022

2021

Dynamic Routing Problems with Delayed Information.

Esa Hyytiä, Rhonda Righter

Proceedings of the Performance Evaluation Methodologies and Tools, 2021

2020

Toward Designing Cost-Optimal Policies to Utilize IaaS Clouds with Online Learning.

Xiaohu Wu, Patrick Loiseau, Esa Hyytiä

IEEE Trans. Parallel Distributed Syst., 2020

On value functions for FCFS queues with batch arrivals and general cost structures.

Esa Hyytiä, Rhonda Righter, Jorma T. Virtamo, Lauri Viitasaari

Perform. Evaluation, 2020

Performance Degradation in Parallel-Server Systems with Shared Resources.

Esa Hyytiä, Rhonda Righter

Proceedings of the VALUETOOLS 2020: 13th EAI International Conference on Performance Evaluation Methodologies and Tools, 2020

Admission Control to M/G/1 Subject to General Class-Specific Admission and Rejection Costs.

Esa Hyytiä, Rhonda Righter, Jorma T. Virtamo

Proceedings of the 32nd International Teletraffic Congress, 2020

STAR and RATS: Multi-level Dispatching Policies.

Esa Hyytiä, Rhonda Righter

Proceedings of the 32nd International Teletraffic Congress, 2020

2019

Simulation and performance evaluation of mission critical dispatching systems.

Esa Hyytiä, Rhonda Righter

Perform. Evaluation, 2019

A little redundancy goes a long way: Convexity in redundancy systems.

Kristen Gardner, Esa Hyytiä, Rhonda Righter

Perform. Evaluation, 2019

Last in line.

Esa Hyytiä

Oper. Res. Lett., 2019

Controlling Queues with Constant Interarrival Times.

Esa Hyytiä, Guðmundur Magnússon, Rhonda Righter

Proceedings of the 31st International Teletraffic Congress, 2019

Dispatching Discrete-Size Jobs with Multiple Deadlines to Parallel Heterogeneous Servers.

Esa Hyytiä, Rhonda Righter, Olivier Bilenne, Xiaohu Wu

Proceedings of the Systems Modeling: Methodologies and Tools, 2019

2018

Practical opportunistic content dissemination performance in dense network segments.

Teemu Kärkkäinen, Mika Välimaa, Shourov Kumar Roy, Esa Hyytiä, Jörg Ott

Comput. Commun., 2018

Evaluating Rare Events in Mission Critical Dispatching Systems.

Esa Hyytiä, Rhonda Righter

Proceedings of the 30th International Teletraffic Congress, 2018

Applying Reinforcement Learning to Basic Routing Problem.

Sigurður Gauti Samúelsson, Esa Hyytiä

Proceedings of the Queueing Theory and Network Applications, 2018

Dynamic Control of Running Servers.

Esa Hyytiä, Douglas G. Down, Pasi E. Lassila, Samuli Aalto

Proceedings of the Measurement, Modelling and Evaluation of Computing Systems, 2018

2017

Dispatching fixed-sized jobs with multiple deadlines to parallel heterogeneous servers.

Esa Hyytiä, Rhonda Righter, Olivier Bilenne, Xiaohu Wu

Perform. Evaluation, 2017

Scheduling for efficiency and fairness in systems with redundancy.

Kristen Gardner, Mor Harchol-Balter, Esa Hyytiä, Rhonda Righter

Perform. Evaluation, 2017

On the sensitivity of geo-based content sharing to location errors.

Jörg Ott, Ljubica Kärkkäinen, Ermias Andargie Walelgne, Ari Keränen, Esa Hyytiä, Jussi Kangasharju

Proceedings of the 13th Annual Conference on Wireless On-demand Network Systems and Services, 2017

Beyond Shortest Queue Routing with Heterogeneous Servers and General Cost Functions.

Esa Hyytiä, Rhonda Righter, Sigurður Gauti Samúelsson

Proceedings of the 11th EAI International Conference on Performance Evaluation Methodologies and Tools, 2017

Value (Generating) Functions for the MX/G/1 Queue.

Esa Hyytiä, Rhonda Righter, Jorma T. Virtamo, Lauri Viitasaari

Proceedings of the 29th International Teletraffic Congress, 2017

Towards Designing Cost-Optimal Policies to Utilize IaaS Clouds with Online Learning.

Xiaohu Wu, Patrick Loiseau, Esa Hyytiä

Proceedings of the 2017 International Conference on Cloud and Autonomic Computing, 2017

2016

Search in digital pockets: retrieving remote content in mobile opportunistic networks.

Suzan Bayhan, Esa Hyytiä, Jussi Kangasharju, Jörg Ott

IEEE Wirel. Commun., 2016

Queueing with redundant requests: exact analysis.

Kristen Gardner, Samuel Zbarsky, Sherwin Doroudi, Mor Harchol-Balter, Esa Hyytiä, Alan Scheller-Wolf

Queueing Syst. Theory Appl., 2016

On Round-Robin routing with FCFS and LCFS scheduling.

Esa Hyytiä, Samuli Aalto

Perform. Evaluation, 2016

Routing jobs with deadlines to heterogeneous parallel servers.

Esa Hyytiä, Rhonda Righter

Oper. Res. Lett., 2016

On search and content availability in opportunistic networks.

Esa Hyytiä, Suzan Bayhan, Jörg Ott, Jussi Kangasharju

Comput. Commun., 2016

Analysis of the indexing gain when searching in spontaneous wireless networks.

Michael Solomon Desta, Esa Hyytiä, Jörg Ott

Proceedings of the 12th Annual Conference on Wireless On-demand Network Systems and Services, 2016

Meeting Soft Deadlines in Single- and Multi-server Systems.

Esa Hyytiä, Rhonda Righter, Jorma T. Virtamo

Proceedings of the 28th International Teletraffic Congress, 2016

Opportunistic content dissemination performance in dense network segments.

Teemu Kärkkäinen, Mika Välimaa, Esa Hyytiä, Jörg Ott

Proceedings of the Eleventh ACM Workshop on Challenged Networks, 2016

2015

Offload (only) the right jobs: Robust offloading using the Markov decision processes.

Esa Hyytiä, Thrasyvoulos Spyropoulos, Jörg Ott

Proceedings of the 16th IEEE International Symposium on A World of Wireless, 2015

Fairness through Linearly Increasing Holding Costs in Systems of Parallel Servers with Setup Delays.

Esa Hyytiä, Rhonda Righter

Proceedings of the 27th International Teletraffic Congress, 2015

Reducing Latency via Redundant Requests: Exact Analysis.

Kristen Gardner, Samuel Zbarsky, Sherwin Doroudi, Mor Harchol-Balter, Esa Hyytiä

Proceedings of the 2015 ACM SIGMETRICS International Conference on Measurement and Modeling of Computer Systems, 2015

Two Hops or More: On Hop-Limited Search in Opportunistic Networks.

Suzan Bayhan, Esa Hyytiä, Jussi Kangasharju, Jörg Ott

Proceedings of the 18th ACM International Conference on Modeling, 2015

Analysis of hop limit in opportunistic networks by static and time-aggregated graphs.

Suzan Bayhan, Esa Hyytiä, Jussi Kangasharju, Jörg Ott

Proceedings of the 2015 IEEE International Conference on Communications, 2015

2014

Task assignment in a heterogeneous server farm with switching delays and general energy-aware cost structure.

Esa Hyytiä, Rhonda Righter, Samuli Aalto

Perform. Evaluation, 2014

Value driven load balancing.

Sherwin Doroudi, Esa Hyytiä, Mor Harchol-Balter

Perform. Evaluation, 2014

Energy-aware job assignment in server farms with setup delays under LCFS and PS.

Esa Hyytiä, Rhonda Righter, Samuli Aalto

Proceedings of the 2014 26th International Teletraffic Congress (ITC), 2014

Searching a needle in (linear) opportunistic networks.

Esa Hyytiä, Suzan Bayhan, Jörg Ott, Jussi Kangasharju

Proceedings of the 17th ACM International Conference on Modeling, 2014

Efficient neighbor discovery in mobile opportunistic networking using mobility awareness.

Andrea Hess, Esa Hyytiä, Jörg Ott

Proceedings of the Sixth International Conference on Communication Systems and Networks, 2014

2013

Criticality condition for information floating with random walk of nodes.

Jorma T. Virtamo, Esa Hyytiä, Pasi E. Lassila

Perform. Evaluation, 2013

Lookahead actions in dispatching to parallel queues.

Esa Hyytiä

Perform. Evaluation, 2013

To split or not to split: Selecting the right server with batch arrivals.

Esa Hyytiä, Samuli Aalto

Oper. Res. Lett., 2013

Optimal Routing of Fixed Size Jobs to Two Parallel Servers.

Esa Hyytiä

INFOR Inf. Syst. Oper. Res., 2013

Characterizing content sharing properties for mobile users in open city squares.

Michael Solomon Desta, Esa Hyytiä, Jörg Ott, Jussi Kangasharju

Proceedings of the 10th Annual Conference on Wireless On-demand Network Systems and Services, 2013

Round-robin routing policy: value functions and mean performance with job- and server-specific costs.

Esa Hyytiä, Samuli Aalto

Proceedings of the 7th International Conference on Performance Evaluation Methodologies and Tools, 2013

Seeker-assisted information search in mobile clouds.

Suzan Bayhan, Esa Hyytiä, Jussi Kangasharju, Jörg Ott

Proceedings of the second ACM SIGCOMM workshop on Mobile cloud computing, 2013

Evaluating (Geo) content sharing with the ONE simulator.

Michael Solomon Desta, Esa Hyytiä, Ari Keränen, Teemu Kärkkäinen, Jörg Ott

Proceedings of the MobiWac'13, 2013

Criticality of large delay tolerant networks via directed continuum percolation in space-time.

Esa Hyytiä, Jörg Ott

Proceedings of the IEEE INFOCOM 2013, Turin, Italy, April 14-19, 2013, 2013

2012

On the Value Function of the M/G/1 FCFS and LCFS Queues.

Esa Hyytiä, Samuli Aalto, Aleksi Penttinen, Jorma T. Virtamo

J. Appl. Probab., 2012

Continuum Percolation Threshold for Permeable Aligned Cylinders and Opportunistic Networking.

Esa Hyytiä, Jorma T. Virtamo, Pasi E. Lassila, Jörg Ott

IEEE Commun. Lett., 2012

Size- and state-aware dispatching problem with queue-specific job sizes.

Esa Hyytiä, Aleksi Penttinen, Samuli Aalto

Eur. J. Oper. Res., 2012

Minimizing Slowdown in Heterogeneous Size-Aware Dispatching Systems (full version)

Esa Hyytiä, Samuli Aalto, Aleksi Penttinen

CoRR, 2012

Non-myopic vehicle and route selection in dynamic DARP with travel time and workload objectives.

Esa Hyytiä, Aleksi Penttinen, Reijo Sulonen

Comput. Oper. Res., 2012

Floating information with stationary nodes.

Esa Hyytiä, Pasi E. Lassila, Jörg Ott, Jussi Kangasharju

Proceedings of the 10th International Symposium on Modeling and Optimization in Mobile, 2012

Minimizing slowdown in heterogeneous size-aware dispatching systems.

Esa Hyytiä, Samuli Aalto, Aleksi Penttinen

Proceedings of the ACM SIGMETRICS/PERFORMANCE Joint International Conference on Measurement and Modeling of Computer Systems, 2012

2011

Floating content for probabilistic information sharing.

Jörg Ott, Esa Hyytiä, Pasi E. Lassila, Jussi Kangasharju, Sougata Santra

Pervasive Mob. Comput., 2011

M/M/1-PS queue and size-aware task assignment.

Esa Hyytiä, Jorma T. Virtamo, Samuli Aalto, Aleksi Penttinen

Perform. Evaluation, 2011

Dispatching problem with fixed size jobs and processor sharing discipline.

Esa Hyytiä, Aleksi Penttinen, Samuli Aalto, Jorma T. Virtamo

Proceedings of the 23rd International Teletraffic Congress, 2011

Floating content: Information sharing in urban areas.

Jörg Ott, Esa Hyytiä, Pasi E. Lassila, Tobias Vaegs, Jussi Kangasharju

Proceedings of the Ninth Annual IEEE International Conference on Pervasive Computing and Communications, 2011

Energy-aware dispatching in parallel queues with on-off energy consumption.

Aleksi Penttinen, Esa Hyytiä, Samuli Aalto

Proceedings of the 30th IEEE International Performance Computing and Communications Conference, 2011

When does content float? Characterizing availability of anchored information in opportunistic content sharing.

Esa Hyytiä, Jorma T. Virtamo, Pasi E. Lassila, Jussi Kangasharju, Jörg Ott

Proceedings of the INFOCOM 2011. 30th IEEE International Conference on Computer Communications, 2011

BeachNet: propagation-based information sharing in mostly static networks.

Jörg Ott, Ari Keränen, Esa Hyytiä

Proceedings of the 3rd Extreme Conference on Communication - The Amazon Expedition, 2011

2010

A stochastic model for a vehicle in a dial-a-ride system.

Esa Hyytiä, Samuli Aalto, Aleksi Penttinen, Reijo Sulonen

Oper. Res. Lett., 2010

Simulation of a large scale dynamic pickup and delivery problem.

Esa Hyytiä, Lauri Häme, Aleksi Penttinen, Reijo Sulonen

Proceedings of the 3rd International Conference on Simulation Tools and Techniques, 2010

Key escrow schemes with sliding window for privacy-aware anomaly detection system.

Esa Hyytiä, Ivan Gojmerac, Simone Teofili, Giuseppe Bianchi

Proceedings of the 2010 EDBT/ICDT Workshops, Lausanne, Switzerland, March 22-26, 2010, 2010

Congestive Collapse and Its Avoidance in a Dynamic Dial-a-Ride System with Time Windows.

Esa Hyytiä, Aleksi Penttinen, Reijo Sulonen

Proceedings of the Analytical and Stochastic Modeling Techniques and Applications, 2010

2009

On the optimality of field-line routing in massively dense wireless multi-hop networks.

Esa Hyytiä, Jorma T. Virtamo

Perform. Evaluation, 2009

Detection and Tracking of Skype by Exploiting Cross Layer Information in a Live 3G Network.

Philipp Svoboda, Esa Hyytiä, Fabio Ricciato, Markus Rupp, Martin Karner

Proceedings of the Traffic Monitoring and Analysis, First International Workshop, 2009

2007

Random waypoint mobility model in cellular networks.

Esa Hyytiä, Jorma T. Virtamo

Wirel. Networks, 2007

On Traffic Load Distribution and Load Balancing in Dense Wireless Multihop Networks.

Esa Hyytiä, Jorma T. Virtamo

EURASIP J. Wirel. Commun. Netw., 2007

On optimality of single-path routes in massively dense wireless multi-hop networks.

Esa Hyytiä, Jorma T. Virtamo

Proceedings of the 10th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2007

Optimal Degree Distribution for LT Codes with Small Message Length.

Esa Hyytiä, Tuomas Tirronen, Jorma T. Virtamo

Proceedings of the INFOCOM 2007. 26th IEEE International Conference on Computer Communications, 2007

2006

Spatial Node Distribution of the Random Waypoint Mobility Model with Applications.

Esa Hyytiä, Pasi E. Lassila, Jorma T. Virtamo

IEEE Trans. Mob. Comput., 2006

Traffic Matrix Estimation in a Dense Multihop Wireless Network.

Esa Hyytiä

Proceedings of the International Symposium on Computer Networks, 2006

A Markovian Waypoint Mobility Model with Application to Hotspot Modeling.

Esa Hyytiä, Pasi E. Lassila, Jorma T. Virtamo

Proceedings of IEEE International Conference on Communications, 2006

2005

Random waypoint model in <i>n</i>-dimensional space.

Esa Hyytiä, Jorma T. Virtamo

Oper. Res. Lett., 2005

Traffic load in a dense wireless multihop network.

Esa Hyytiä, Pasi E. Lassila, Aleksi Penttinen, János Roszik

Proceedings of the 2nd ACM International Workshop on Performance Evaluation of Wireless Ad Hoc, 2005

Connectivity Properties of Random Waypoint Mobility Model for Ad Hoc Networks.

Pasi E. Lassila, Esa Hyytiä, Henri Koskinen

Proceedings of the Challenges in Ad Hoc Networking, 2005

2004

Resource allocation and performance analysis problems in optical networks.

Esa Hyytiä

PhD thesis, 2004

Linear program formulation for routing problem in OBS networks.

Esa Hyytiä, Laura Nieminen

Proceedings of the 9th IEEE Symposium on Computers and Communications (ISCC 2006), June 28, 2004

2002

Adaptive importance sampling in routing and wavelength assignment problem.

Esa Hyytiä, Jorma T. Virtamo

Eur. Trans. Telecommun., 2002

2000

Dynamic Routing and Wavelength Assignment Using First Policy Iteration.

Esa Hyytiä, Jorma T. Virtamo

Proceedings of the Fifth IEEE Symposium on Computers and Communications (ISCC 2000), 2000