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Publications of Esa Hyytiä

Chapters in Books

  1. E. Hyytiä, R. Righter, O. Bilenne and X. Wu, Dispatching discrete-size jobs with multiple deadlines to parallel heterogeneous servers, in Systems modeling: methodologies and tools, pp. 29-46, Springer, EAI/Springer Innovations in Communications and Computing, 2018. details DOI

Papers in Refereed Journals

  1. E. Hyytiä, R. Righter, J. Virtamo and L. Viitasaari, On Value Functions for FCFS Queues with Batch Arrivals and General Cost Structures, Performance Evaluation, vol. 138, 2020. details DOI (pdf)
  2. X. Wu, P. Loiseau and E. Hyytiä, Towards Designing Cost-Optimal Policies to Utilize IaaS Clouds with Online Learning, IEEE Transactions on Parallel and Distributed Systems, vol. 31, no. 3, pp. 501-514, 2020. details DOI
  3. E. Hyytiä and R. Righter, Simulation and performance evaluation of mission critical dispatching systems, Performance Evaluation, vol. 135, 2019. details DOI
  4. K. Gardner, E. Hyytiä and R. Righter, A little redundancy goes a long way: Convexity in redundancy systems, Performance Evaluation, vol. 131, pp. 22-42, 2019. details DOI
  5. E. Hyytiä, Last in Line, Operations Research Letters, vol. 47, no. 2, pp. 140-145, 2019. details DOI (pdf)
  6. T. Kärkkäinen, M. Välimaa, S. K. Roy, E. Hyytiä and J. Ott, Practical Opportunistic Content Dissemination Performance in Dense Network Segments, Computer Communications, vol. 123, pp. 65-80, 2018. details DOI
  7. K. Gardner, M. Harchol-Balter, E. Hyytiä and R. Righter, Scheduling for Efficiency and Fairness in Systems with Redundancy, Performance Evaluation, vol. 116, pp. 1-25, 2017. details DOI
  8. E. Hyytiä, R. Righter, O. Bilenne and X. Wu, Dispatching fixed-sized jobs with multiple deadlines to parallel heterogeneous servers, Performance Evaluation, vol. 114, pp. 32-44, 2017. details DOI
  9. K. Gardner, S. Zbarsky, S. Doroudi, M. Harchol-Balter, E. Hyytiä and A. Scheller-Wolf, Queueing with Redundant Requests: Exact Analysis, Queueing Systems, vol. 83, pp. 227-259, 2016. details DOI
  10. E. Hyytiä and R. Righter, Routing Jobs with Deadlines to Heterogeneous Parallel Servers, Operations Research Letters, vol. 44, no. 4, pp. 507-513, 2016. details DOI
  11. S. Bayhan, E. Hyytiä, J. Kangasharju and J. Ott, Search in Digital Pockets: Retrieving Remote Content in Mobile Opportunistic Networks, IEEE Wireless Communications Magazine, vol. 23, no. 3, pp. 10-18, 2016. details DOI
  12. E. Hyytiä, S. Bayhan, J. Ott and J. Kangasharju, On Search and Content Availability in Opportunistic Networks, Computer Communications, vol. 73, Part A, pp. 118-131, 2016. details DOI (pdf)
  13. E. Hyytiä and S. Aalto, On Round-Robin Routing Policy with FCFS and LCFS Scheduling, Performance Evaluation, vol. 97, pp. 83-103, 2016. details DOI
  14. K. Gardner, S. Zbarsky, S. Doroudi, M. Harchol-Balter, E. Hyytiä and A. Scheller-Wolf, Reducing Latency via Redundant Requests: Exact Analysis, ACM SIGMETRICS Performance Evaluation Review, vol. 43, pp. 347-360, 2015, Portland, Oregon, (ACM SIGMETRICS/Performance conference). details DOI (pdf)
  15. S. Doroudi, E. Hyytiä and M. Harchol-Balter, Value Driven Load Balancing, Performance Evaluation, vol. 79, pp. 306-327, 2014, Turin, Italy, (IFIP Performance'14). details DOI
  16. E. Hyytiä, R. Righter and S. Aalto, Task Assignment in a Heterogeneous Server Farm with Switching Delays and General Energy-Aware Cost Structure, Performance Evaluation, vol. 75--76, no. 0, pp. 17-35, 2014. details DOI (pdf)
  17. E. Hyytiä, Optimal Routing of Fixed Size Jobs to Two Parallel Servers, INFOR: Information Systems and Operational Research, vol. 51, no. 4, pp. 215-224, 2013. details (pdf)
  18. E. Hyytiä, Lookahead Actions in Dispatching to Parallel Queues, Performance Evaluation, vol. 70, no. 10, pp. 859-872, 2013, Vienna, Austria, (IFIP Performance'13). details DOI (pdf)
  19. E. Hyytiä and S. Aalto, To Split or not to Split: Selecting the Right Server with Batch Arrivals, Operations Research Letters, vol. 41, no. 4, pp. 325-330, Elsevier, 2013. details DOI (pdf)
  20. J. Virtamo, E. Hyytiä and P. Lassila, Criticality Condition for Information Floating with Random Walk Nodes, Performance Evaluation, vol. 70, no. 2, pp. 114-123, 2013. details DOI
  21. E. Hyytiä, S. Aalto, A. Penttinen and J. Virtamo, On the value function of the M/G/1 FCFS and LCFS queues, Journal of Applied Probability, vol. 49, no. 4, pp. 1052-1071, 2012. details
  22. E. Hyytiä, J. Virtamo, P. Lassila and J. Ott, Continuum Percolation Threshold for Permeable Aligned Cylinders and Opportunistic Networking, IEEE Communications Letters, vol. 16, no. 7, pp. 1064-1067, 2012. details DOI (pdf)
  23. E. Hyytiä, S. Aalto and A. Penttinen, Minimizing Slowdown in Heterogeneous Size-Aware Dispatching Systems, ACM SIGMETRICS Performance Evaluation Review, vol. 40, pp. 29-40, 2012, London, UK, (ACM SIGMETRICS/Performance conference). details DOI ACM
  24. E. Hyytiä, A. Penttinen and R. Sulonen, Non-Myopic Vehicle and Route Selection in Dynamic DARP with Travel Time and Workload Objectives, Computers & Operations Research, vol. 39, no. 12, pp. 3021-3030, Elsevier, 2012. details DOI
  25. E. Hyytiä, A. Penttinen and S. Aalto, Size- and State-Aware Dispatching Problem with Queue-Specific Job Sizes, European Journal of Operational Research, vol. 217, no. 2, pp. 357-370, 2012. details DOI (pdf)
  26. E. Hyytiä, J. Virtamo, S. Aalto and A. Penttinen, M/M/1-PS Queue and Size-Aware Task Assignment, Performance Evaluation, vol. 68, no. 11, pp. 1136-1148, 2011, (IFIP Performance'11). details DOI (pdf)
  27. J. Ott, E. Hyytiä, P. Lassila, J. Kangasharju and S. Santra, Floating Content for Probabilistic Information Sharing, Pervasive and Mobile Computing, vol. 7, no. 6, pp. 671-689, Elsevier, 2011. details DOI (pdf)
  28. E. Hyytiä, S. Aalto, A. Penttinen and R. Sulonen, A stochastic model for a vehicle in a dial-a-ride system, Operations Research Letters, vol. 38, no. 5, pp. 432-435, Elsevier, 2010. details DOI (pdf)
  29. E. Hyytiä and J. Virtamo, On The Optimality of Field-Line Routing in Massively Dense Wireless Multi-Hop Networks, Performance Evaluation, vol. 66, 3-5, pp. 158-172, Elsevier, 2009. details DOI (pdf)
  30. E. Hyytiä and J. Virtamo, On Traffic Load Distribution and Load Balancing in Dense Wireless Multihop Networks, EURASIP Journal on Wireless Communications and Networking, vol. 2007, 2007, Special Issue on Novel Techniques for Analysis & Design of Cross-Layer Optimized Wireless Sensor Networks. details DOI (pdf)
  31. E. Hyytiä and J. Virtamo, Random Waypoint Mobility Model in Cellular Networks, Wireless Networks, vol. 13, no. 2, Springer, 2007. details DOI
  32. E. Hyytiä, P. Lassila and J. Virtamo, Spatial Node Distribution of the Random Waypoint Mobility Model With Applications, IEEE Transactions on Mobile Computing, vol. 5, no. 6, pp. 680-694, 2006. details DOI (pdf)
  33. E. Hyytiä and J. Virtamo, Random Waypoint Model in n-Dimensional Space, Operations Research Letters, vol. 33/6, pp. 567-571, 2005. details DOI (pdf)
  34. E. Hyytiä and J. Virtamo, Adaptive Importance Sampling in Routing and Wavelength Assignment, European Transactions on Telecommunications (ETT), vol. 13, no. 4, pp. 331-339, 2002, Special Issue on Rare Event Simulation. details DOI

Papers in Refereed Conferences

  1. E. Hyytiä and R. Righter, Dynamic Routing Problems with Delayed Information, in 14th EAI International Conference on Performance Evaluation Methodologies and Tools (VALUETOOLS '21), 2021, to appear. details
  2. E. Hyytiä and R. Righter, STAR and RATS: Multi-level Dispatching Policies, in 32nd International Teletraffic Congress (ITC'32), 2020, Osaka, Japan. details DOI (pdf)
  3. E. Hyytiä, J. Virtamo and R. Righter, Admission Control to M/G/1 Subject to General Class-Specific Admission and Rejection Costs, in 32nd International Teletraffic Congress (ITC'32), 2020, Osaka, Japan. details (link) DOI (pdf)
  4. E. Hyytiä and R. Righter, Performance Degradation in Parallel-Server Systems with Shared Resources, in 13th EAI International Conference on Performance Evaluation Methodologies and Tools (VALUETOOLS '20), 2020, Tsukuba, Japan. details DOI (pdf)
  5. E. Hyytiä, G. Magnússon and R. Righter, Controlling Queues with Constant Interarrival Times, in 31st International Teletraffic Congress (ITC'31), 2019, Budapest, Hungary. details DOI (pdf)
  6. E. Hyytiä and R. Righter, Evaluating Rare Events in Mission Critical Dispatching Systems, in 30th International Teletraffic Congress (ITC'30), 2018, Vienna, Austria. details DOI (pdf)
  7. S. G. Samúelsson and E. Hyytiä, Applying Reinforcement Learning to Basic Routing Problem, in 13th International Conference on Queueing Theory and Network Applications (QTNA2018), Springer, Lecture Notes in Computer Science, vol 10932, 2018, Tsukuba, Japan. details DOI (pdf)
  8. E. Hyytiä, D. Down, P. Lassila and S. Aalto, Dynamic Control of Running Servers, in 19th International GI/ITG Conference on ``Measurement, Modelling and Evaluation of Computing Systems'' (MMB), vol. LNCS 10740, pp. 127-141, Springer Verlag, 2018. details DOI (pdf)
  9. E. Hyytiä, R. Righter and S. G. Samúelsson, Beyond the shortest queue routing with heterogeneous servers and general cost function, in ValueTools, 2017. details DOI (pdf)
  10. X. Wu, P. Loiseau and E. Hyytiä, Towards Designing Cost-Optimal Policies to Utilize IaaS Clouds under Online Learning, in The International Conference on Cloud and Autonomic Computing (ICCAC 2017), pp. 160-171, 2017, Tucson, AZ, USA. details DOI
  11. E. Hyytiä, R. Righter, J. Virtamo and L. Viitasaari, Value (generating) functions for the MX/G/1 queue, in 29th International Teletraffic Congress (ITC'29), 2017, Genoa, Italy. details DOI (pdf)
  12. J. Ott, L. Kärkkäinen, E. A. Walelgne, A. Keränen, E. Hyytiä and J. Kangasharju, On the Sensitivity of Geo-based Content Sharing to Location Errors, in 12th Annual IEEE/IFIP Conference on Wireless On-Demand Network Systems and Services (WONS), 2017, Jackson Hole, Wyoming, USA. details DOI
  13. E. Hyytiä, R. Righter, O. Bilenne and X. Wu, Dispatching fixed-sized jobs with multiple deadlines to parallel heterogeneous servers, in ValueTools, 2016, Taormina, Italy, extended abstract. details DOI
  14. T. Kärkkäinen, M. Välimaa, E. Hyytiä and J. Ott, Opportunistic Content Dissemination Performance in Dense Network Segments, in ACM CHANTS, pp. 1-6, 2016, New York, USA. details DOI
  15. E. Hyytiä, R. Righter and J. Virtamo, Meeting Soft Deadlines in Single- and Multi-Server Systems, in 28th International Teletraffic Congress (ITC'28), 2016, Würzburg, Germany. details DOI (pdf)
  16. M. S. Desta, E. Hyytiä and J. Ott, Analysis of Indexing Gain When Searching in Spontaneous Wireless Networks, in 12th Annual IEEE/IFIP Conference on Wireless On-Demand Network Systems and Services (WONS), 2016, Cortina d'Ampezzo, Italy. details (pdf)
  17. S. Bayhan, E. Hyytiä, J. Kangasharju and J. Ott, Two Hops or More: On Hop-Limited Search in Opportunistic Networks, in ACM International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), 2015, Cancun, Mexico. details DOI (pdf)
  18. E. Hyytiä and R. Righter, Fairness Through Linearly Increasing Holding Costs in Systems of Parallel Servers with Setup Delays, in 27th International Teletraffic Congress (ITC'27), 2015, Ghent, Belgium. details DOI (pdf)
  19. E. Hyytiä, T. Spyropoulos and J. Ott, Offload (Only) the Right Jobs: Robust Offloading Using the Markov Decision Processes, in IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM), 2015, Boston, MA, USA. details DOI (pdf)
  20. S. Bayhan, E. Hyytiä, J. Kangasharju and J. Ott, Analysis of Hop Limit in Opportunistic Networks by Static and Time-Aggregated Graphs, in IEEE International Conference on Communications (ICC'15), 2015, London, UK. details DOI (pdf)
  21. E. Hyytiä, S. Bayhan, J. Ott and J. Kangasharju, Searching a Needle in (Linear) Opportunistic Networks, in ACM International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), 2014, Montréal, Quebec, Canada. details DOI (pdf)
  22. E. Hyytiä, R. Righter and S. Aalto, Energy-aware Job Assignment in Server Farms with Setup Delays under LCFS and PS, in 26th International Teletraffic Congress (ITC'26), 2014, Karlskrona, Sweden. details DOI (pdf)
  23. A. Hess, E. Hyytiä and J. Ott, Efficient Neighbor Discovery in Mobile Opportunistic Networking using Mobility Awareness, in 6th International Conference on Communication Systems & Networks (COMSNETS), 2014, Bangalore, India. details
  24. E. Hyytiä and S. Aalto, Round-Robin Routing Policy: Value Functions and Mean Performance with Job- and Server-specific Costs, in 7th International Conference on Performance Evaluation Methodologies and Tools (ValueTools), 2013, Torino, Italy. details (pdf)
  25. A. Keränen, E. Hyytiä, J. Ott, M. Desta and T. Kärkkäinen, Evaluating (Geo) Content Sharing with the ONE Simulator, in 11th ACM International Symposium on Mobility Management and Wireless Access (MobiWac'13), pp. 37-40, 2013, Barcelona, Spain, in conjunction with the ACM MSWiM, Invited paper, Demo/Tools session. details DOI ACM
  26. S. Bayhan, E. Hyytiä, J. Kangasharju and J. Ott, Seeker-Assisted Information Search in Mobile Clouds, in The Second Mobile Cloud Computing (MCC) Workshop in SIGCOMM'13, 2013, Hong Kong, China. details DOI ACM
  27. M. S. Desta, E. Hyytiä, J. Ott and J. Kangasharju, Characterizing Content Sharing Properties for Mobile Users in Open City Squares, in 10th Annual IEEE/IFIP Conference on Wireless On-Demand Network Systems and Services (WONS), pp. 147-154, 2013, Banff, Alberta, Canada. details DOI (pdf)
  28. E. Hyytiä and J. Ott, Criticality of Large Delay Tolerant Networks via Directed Continuum Percolation in Space-Time, in IEEE INFOCOM Mini-Conference, 2013, Turin, Italy. details DOI (pdf)
  29. E. Hyytiä, P. Lassila, J. Ott and J. Kangasharju, Floating information with stationary nodes, in Eighth Workshop on Spatial Stochastic Models for Wireless Networks (SpaSWin), 2012, Paderborn, Germany. details
  30. A. Penttinen, E. Hyytiä and S. Aalto, Energy-aware dispatching in parallel queues with on-off energy consumption, in 30th IEEE International Performance Computing and Communications Conference (IPCCC), 2011, Orlando, FL, USA. details DOI
  31. J. Ott, A. Keränen and E. Hyytiä, BeachNet: Propagation-based Information Sharing in Mostly Static Networks, in ExtremeCom 2011 - The Amazon Expedition, 2011, Manaus, Brazil. details (pdf)
  32. E. Hyytiä, A. Penttinen, S. Aalto and J. Virtamo, Dispatching problem with fixed size jobs and processor sharing discipline, in 23rd International Teletraffic Congress (ITC'23), pp. 190-197, 2011, San Fransisco, USA. details (pdf)
  33. J.-P. Jokinen, T. Sihvola, E. Hyytiä and R. Sulonen, Why Urban Mass Demand Responsive Transport?, in IEEE Forum on Integrated and Sustainable Transportation Systems (FISTS), pp. 317-322, 2011, Vienna, Austria. details DOI (pdf)
  34. L. Häme, E. Hyytiä and H. Hakula, The Traveling Salesman Problem with Differential Neighborhoods, in European Workshop on Computational Geometry (EuroCG), 2011, Morschach, Switzerland. details (pdf)
  35. J. Ott, E. Hyytiä, P. Lassila, T. Vaegs and J. Kangasharju, Floating Content: Information Sharing in Urban Areas, in IEEE PerCom, 2011, Seattle, USA. details DOI (pdf)
  36. E. Hyytiä, J. Virtamo, P. Lassila, J. Kangasharju and J. Ott, When Does Content Float? Characterizing Availability of Anchored Information in Opportunistic Content Sharing, in IEEE INFOCOM, pp. 3123-3131, 2011, Shanghai, China. details DOI (pdf)
  37. E. Hyytiä, A. Penttinen and R. Sulonen, Congestive Collapse and Its Avoidance in a Dynamic Dial-a-Ride System with Time Windows, in Analytical and Stochastic Modeling Techniques and Applications, pp. 397-408, Springer Berlin, LNCS 6148, 2010, Cardiff, Wales, United Kingdom. details DOI
  38. E. Hyytiä, L. Häme, A. Penttinen and R. Sulonen, Simulation of a large scale dynamic pickup and delivery problem, in 3rd International ICST Conference on Simulation Tools and Techniques (SIMUTools 2010), 2010, Malaga, Spain. details DOI (pdf)
  39. E. Hyytiä, I. Gojmerac, S. Teofili and G. Bianchi, Key escrow schemes with sliding window for privacy-aware anomaly detection system, in International Workshop on Privacy and Anonymity in the Information Society (PAIS 2010), 2010. details DOI ACM
  40. S. Rao, S. Khavtasi, G. Bianchi, S. Teofili, G. Procissi, A. Di Pietro, I. Gojmerac, E. Hyytiä, E. Bosch, B. Trammel, G. Lioudakis, F. Strohmeier and C. Schmoll, Privacy-preserving network monitoring architecture for the future internet, in ICT-MobileSummit 2009, 2009, Santander, Spain. details
  41. E. Hyytiä, Hybrid Secret Key Escrow Mechanisms as Counters, in 1st International Workshop on Security and Communication Networks (IWSCN), 2009, Trondheim, Norway. details (link) (pdf)
  42. P. Svoboda, E. Hyytiä, F. Ricciato, M. Rupp and M. Karner, Detection and Tracking of Skype by exploiting Cross Layer Information in a live 3G Network, in 1st International Workshop on Traffic Monitoring and Analysis (TMA'09), pp. 93-100, Springer-Verlag, LNCS 5537, 2009, Aachen, Germany. details DOI
  43. E. Hyytiä and J. Virtamo, Near-Optimal Load Balancing in Dense Wireless Multi-Hop Networks, in NGI 2008, 4th Conference on Next Generation Internet Networks, pp. 181-188, 2008, Kraków, Poland. details DOI (pdf)
  44. E. Hyytiä and J. Virtamo, On Optimality of Single-Path Routes in Massively Dense Wireless Multi-Hop Networks, in The 10th ACM International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), pp. 28-35, 2007, Crete Island, Greece. details (link) DOI (pdf) ACM
  45. E. Hyytiä, T. Tirronen and J. Virtamo, Optimal Degree Distribution for LT Codes with Small Message Length, in IEEE INFOCOM mini-symposium, pp. 2576-2580, 2007, Anchorage, Alaska, USA. details DOI (pdf)
  46. E. Hyytiä, T. Tirronen and J. Virtamo, Optimizing the Degree Distribution of LT codes with an Importance Sampling Approach, in RESIM 2006, 6th International Workshop on Rare Event Simulation, 2006, Bamberg, Germany. details (pdf)
  47. E. Hyytiä, E. Austreim and P. J. Emstad, Complementary analysis and numerical results for an elementary fluid flow model of TCP, in Fourth International Working Conference on Performance Modelling and Evaluation of Heterogeneous Networks (HET-NETs'06), 2006, Ilkley, West Yorkshire, U.K.. details (pdf)
  48. E. Hyytiä, P. Lassila and J. Virtamo, A Markovian Waypoint Mobility Model with Application to Hotspot Modeling, in IEEE International Conference on Communications (ICC'06), 2006, Istanbul, Turkey. details DOI (pdf)
  49. E. Hyytiä, Traffic Matrix Estimation in a Dense Multihop Wireless Network, in 7th International Symposium On Computer Networks (ISCN'06), 2006, Istanbul, Turkey. details DOI (pdf)
  50. E. Hyytiä and P. J. Emstad, A model for TCP congestion control capturing the correlations in times between the congestion events, in NGI 2006, 2nd Conference on Next Generation Internet Design and Engineering, pp. 168-175, 2006, València, Spain. details DOI (pdf)
  51. E. Hyytiä and J. Virtamo, On Load Balancing in a Dense Wireless Multihop Network, in NGI 2006, 2nd Conference on Next Generation Internet Design and Engineering, pp. 72-79, 2006, València, Spain. details DOI (pdf)
  52. P. Lassila, E. Hyytiä and H. Koskinen, Connectivity Properties of Random Waypoint Mobility Model for Ad Hoc Networks, in The Fourth annual Mediterranean workshop on Ad Hoc Networks (Med-Hoc-Net 2005), 2005, Île de Porquerolles, France. details DOI (pdf)
  53. E. Hyytiä, P. Lassila, A. Penttinen and J. Roszik, Traffic Load in Dense Wireless Multihop Network, in 2nd ACM International Workshop on Performance Evaluation of Wireless Ad Hoc, Sensor, and Ubiquitous Networks (PE-WASUN 2005), pp. 9-17, 2005, Montréal, Quebec, Canada. details (link) DOI (pdf) ACM
  54. E. Hyytiä and L. Nieminen, Linear Program Formulation for Routing Problem in OBS Networks, in the Ninth IEEE Symposium on Computers and Communications, ISCC'2004, pp. 252-257, 2004, Alexandria, Egypt. details DOI (pdf)
  55. E. Hyytiä and L. Nieminen, Analytical Loss Models for MAC protocols in Optical Ring Network Operating under a Static Traffic Load, in 2004 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS'04), pp. 135-141, 2004, San Jose, California. details (pdf)
  56. E. Hyytiä, Maximization of Single Hop Traffic with Greedy Heuristics, in the 3rd International Conference on Wireless and Optical Communications, WOC, pp. 289-294, 2003, Banff, Alberta, Canada. details (pdf)
  57. L. Nieminen and E. Hyytiä, Performance of the JET Protocol with Optical Delay Lines, in Optical Network Design and Modelling, ONDM, pp. 769-784, 2003, Budapest, Hungary. details
  58. E. Hyytiä and J. Virtamo, Optimal Importance Sampling in Markov Process Simulation, in International Conference on Applied Simulation and Modelling, ASM 2001, pp. 67-72, 2001, Marbella, Spain. details (pdf)
  59. E. Hyytiä and J. Virtamo, Dynamic Routing and Wavelength Assignment Using First Policy Iteration, in the Fifth IEEE Symposium on Computers and Communications, ISCC'2000, pp. 146-151, 2000, Antibes, Juan les Pins, France. details DOI (pdf)
  60. E. Hyytiä and J. Virtamo, Dynamic Routing and Wavelength Assignment Using First Policy Iteration, Inhomogeneous Traffic Case, in the International Conference on Performance and QoS of Next Generation Networking, P&QNet2000, pp. 301-316, 2000, Nagoya, Japan. details (pdf)

Papers in Unrefereed Conferences

  1. J.-P. Jokinen, L. Häme, E. Hyytiä and R. Sulonen, Simulation Model for a Demand Responsive Transportation Monopoly, in Kuhmo Nectar Conference on Transport Economics, 2011, Stockholm, Sweden. details
  2. E. Hyytiä, Heuristic Algorithms for the Generalized Routing and Wavelength Assignment Problem, in Seventeenth Nordic Teletraffic Seminar, NTS-17, pp. 373-386, 2004, Fornebu, Norway. details (pdf)
  3. L. Nieminen and E. Hyytiä, Delay Line Configurations in Optical Burst Switching with JET Protocol, in Sixteenth Nordic Teletraffic Seminar, NTS-16, pp. 229-240, 2002, Espoo, Finland. details (pdf)
  4. E. Hyytiä and J. Virtamo, Wavelength Assignment and Routing in WDM Networks, in Fourteenth Nordic Teletraffic Seminar, NTS-14, pp. 31-40, 1998, Lyngby, Denmark. details

Technical Documents

  1. E. Hyytiä, T. Spyropoulos and J. Ott, Optimizing Offloading Strategies in Mobile Cloud Computing, 2013, (early version of IEEE WoWMoM'15 paper). details (pdf)
  2. E. Hyytiä and J. Ott, Criticality of Large Delay Tolerant Networks via Directed Continuum Percolation in Space-Time, 2012, (extended version). details (link)
  3. E. Hyytiä, S. Aalto and A. Penttinen, Minimizing Slowdown in Heterogeneous Size-Aware Dispatching Systems (full version), technical report, Aalto University, Department of Communications and Networking, 2012, This is a full version of the paper appearing in SIGMETRICS'12.. details (link) (pdf)
  4. E. Hyytiä, J. Virtamo, P. Lassila, J. Kangasharju and J. Ott, When Does Content Float? Characterizing Availability of Anchored Information in Opportunistic Content Sharing, technical report, Aalto University School of Science and Technology, 2010. details (pdf)
  5. E. Hyytiä, P. Lassila, L. Nieminen and J. Virtamo, Spatial Node Distribution in the Random Waypoint Mobility Model, COST279, TD(04)029, 2004. details (pdf)
  6. E. Hyytiä and J. Virtamo, Random Waypoint Model in n-Dimensional Space, COST279, TD(04)32, 2004. details
  7. L. Nieminen and E. Hyytiä, MAC Protocol for OBS Ring Network With an Overflow Channel, Networking Laboratory, TKK, 2004. details
  8. E. Sirén and E. Hyytiä, Delay Line Configurations in Optical Burst Switching with JET Protocol, COST279, TD(02)24, 2002. details (pdf)
  9. E. Hyytiä and J. Virtamo, Wavelength Assignment in multifibre WDM-networks, COST257, TD(99)04, 1999. details (pdf)

Theses

  1. E. Hyytiä, Resource Allocation and Performance Analysis in Optical Networks, Doctoral dissertation, Helsinki University of Technology, Networking Laboratory, 2004. details (link)
  2. E. Hyytiä, Dynamic Control of All-Optical WDM Networks, Licentiate thesis, Helsinki University of Technology, Networking Laboratory, 2001. details
  3. E. Hyytiä, Optimaalinen reititys ja aallonpituuksien jako täysoptisessa WDM-järjestelmässä, diplomityö, Teknillinen korkeakoulu, 1998. details

Presentations

  1. E. Hyytiä, R. Righter and S. Aalto, State-dependent and Energy-aware Control of Server Farm, talk, 2014, Ghent, Belgium, Talk in The First European Conference on Queueing Theory (ECQT 2014). details (pdf)
  2. E. Hyytiä, Size- and Energy-aware Task Assignment in Server Farms, tutorial, 2014, Karlskrona, Sweden, Tutorial in 26th International Teletraffic Congress (ITC'26). details (pdf)
  3. E. Hyytiä, R. Righter and S. Aalto, Task Assignment in a Server Farm with Switching Delays and General Energy-Aware Cost Structure, talk, 2013, San Jose, Costa Rica, Invited talk, in INFORMS Applied Probability Society Conference (APS). details (pdf)
  4. E. Hyytiä, Value functions for M/G/1 & Task Assignment Problem, talk, 2012, Eindhoven, The Netherlands, Invited talk, in Young European Queueing Theorists (YEQT-VI). details (pdf)
  5. E. Hyytiä, A. Penttinen, S. Aalto and J. Virtamo, Size-aware Dispatching Problems in MDP Framework, talk, 2011, Stockholm, Sweden, Invited talk, in INFORMS Applied Probability Society Conference (APS). details (pdf)