20072019
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Research Output 2007 2019

  • 20 Conference article in proceedings
  • 10 Article
  • 1 Chapter or book article
  • 1 Dissertation
2019
1 Citation (Scopus)
20 Downloads (Pure)

Analysis of large sparse graphs using regular decomposition of graph distance matrices

Reittu, H., Leskelä, L., Fiorucci, M. & Räty, T., 22 Jan 2019, Proceedings 2018 IEEE International Conference on Big Data, Big Data 2018. Institute of Electrical and Electronic Engineers IEEE, p. 3784-3792 9 p. 8622118. (Proceedings - 2018 IEEE International Conference on Big Data, Big Data 2018).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
File
Decomposition
Structural properties
Statistical methods

Regular Decomposition of Large Graphs: Foundation of a Sampling Approach to Stochastic Block Model Fitting

Reittu, H., Norros, I., Räty, T., Bolla, M. & Bazsó, F., 7 Mar 2019, In : Data Science and Engineering. 4, 1, p. 44-60 17 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Sampling
Decomposition
Maximum likelihood
2018

Deepcloud - A Fully Convolutionnal Neural Network for Cloud and Shadow Masking in Optical Satellite Images

Molinier, M., Reunanen, N., Lämsä, A., Astola, H. & Räty, T., 5 Nov 2018, 2018 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018 - Proceedings. Institute of Electrical and Electronic Engineers IEEE, p. 2107-2110 4 p. 8517484

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

detection method
automation
Landsat
learning
satellite image

Timely And Semi-Automatic Detection of Forest Logging Events in Boreal Forest Using All Available Landsat Data

Molinier, M., Astola, H., Räty, T. & Woodcock, C. E., 5 Nov 2018, 2018 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018 - Proceedings. Institute of Electrical and Electronic Engineers IEEE, p. 1730-1733 4 p. 8518112

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

storm damage
clearcutting
boreal forest
Landsat
time series analysis
2015
5 Citations (Scopus)

Automated extraction of GUI models for testing

Aho, P., Kanstrén, T., Räty, T. & Röning, J., 1 Jan 2015, In : Advances in Computers. 95, p. 49-112 64 p.

Research output: Contribution to journalArticleScientificpeer-review

Graphical user interfaces
Testing
Reverse engineering
Specifications
2014
2 Citations (Scopus)

A modelling approach for monitoring sequence activities in diverse environments

Määttä, M. & Räty, T., 18 Dec 2014, Ninth International Conference on Digital Information Management (ICDIM 2014). Institute of Electrical and Electronic Engineers IEEE, p. 33-38

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Intrusion detection
XML
Monitoring
Communication
1 Citation (Scopus)

Automatic model creation to support network monitoring

Määttä, M. & Räty, T., 2014, In : IEEE Access. 2, p. 142-152

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Monitoring
Costs
Automation
Testing
Experiments
1 Citation (Scopus)

Robust architecture for distributed intelligence in an IP-based mobile wide-area surveillance system

Nieminen, M., Tcholtchev, N., Schieferdecker, I. & Räty, T., 2014, In : The Journal of Supercomputing. 70, 3, p. 1120-1141 22 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Surveillance
Sensors
Sensor
Unit
Robustness
2013

Conformance testing framework for service oriented interconnection technologies

Keränen, J. S., Räty, T., Jurmu, P., Mäki, M. & Puolitaival, O-P., 2013, In : International Journal of E-Business Development. 3, 1, p. 10-19 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Testing
Network architecture
Communication
10 Citations (Scopus)

Dynamic reverse engineering of GUI models for testing

Aho, P., Menz, N. & Räty, T., 2013, Proceedings: International Conference on Control, Decision and Information Technologies. CoDIT 2013. Institute of Electrical and Electronic Engineers IEEE, p. 441-447

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Reverse engineering
Graphical user interfaces
Testing
Automation
1 Citation (Scopus)

Integration of root cause analysis into a model-based testing process of a mobile switching server

Nieminen, M., Räty, T. & Teittinen, R., 2013, Proceedings: 10th International Conference on Information Technology: New Generations, ITNG 2013. Institute of Electrical and Electronic Engineers IEEE, p. 305-309

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Servers
Testing
Automation
2 Citations (Scopus)

Validation of Model-Based Testing in Hardware in the Loop Platform

Keränen, J. & Räty, T., 30 Sep 2013, 10th International Conference on Information Technology: New Generations. Institute of Electrical and Electronic Engineers IEEE, p. 331-336 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

2012
2 Citations (Scopus)

Automatic creation of models for network intrusion detection

Määttä, M. & Räty, T., 2012, Proceedings: Computing, Communications and Applications Conference, ComComAp 2012. Los Alamitos, CA, USA: Institute of Electrical and Electronic Engineers IEEE, p. 231-237

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Intrusion detection
XML
Computer networks
Computer systems
Network protocols

Detecting abnormal activities from multi-sensor surveillance systems

Määttä, M., Keränen, J. S., Räty, T. & Nieminen, M., 2012, Proceedings: International Conference on Control, Automation and Information Sciences, ICCAIS 2012. Institute of Electrical and Electronic Engineers IEEE, p. 30-35

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Sensors
Office buildings
Personnel
Experiments
20 Citations (Scopus)

Model-based testing of embedded systems in hardware in the loop environment

Keränen, J. S. & Räty, T., 2012, In : IET Software. 6, 4, p. 364-376 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Embedded systems
Computer hardware
Testing
Hardware
Software testing
2 Citations (Scopus)

NFR+ framework method to support bi-directional traceability of non-functional requirements

Merilinna, J., Yrjönen, A. & Räty, T., 2012, In : Computer Science: Research and Development. 30, 1, p. 35-49 15 p.

Research output: Contribution to journalArticleScientificpeer-review

Requirements engineering
Software engineering

Testing and validating activity models for network intrusion detection

Määttä, M. & Räty, T., 2012, Proceedings: International Conference on Computer & Information Science, ICCIS 2012. Institute of Electrical and Electronic Engineers IEEE, p. 723-728

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Intrusion detection
Testing
Software testing
2011
21 Citations (Scopus)

Automated Java GUI Modeling for Model-Based Testing Purposes

Aho, P., Menz, N., Räty, T. & Schieferdecker, I., 2011, Proceedings: Eighth International Conference on Information Technology: New Generations, ITNG 2011. Institute of Electrical and Electronic Engineers IEEE, p. 268-273

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Graphical user interfaces
Testing
Software engineering
Automation
1 Citation (Scopus)

Conformance testing in service-oriented interconnection technologies in NoTA

Keränen, J. S., Räty, T., Jurmu, P., Mäki, M. & Puolitaival, O-P., 2011, 2011 Eighth International Conference on Information Technology: New Generations. Institute of Electrical and Electronic Engineers IEEE, p. 304-309

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Testing
Specifications
Communication
5 Citations (Scopus)

Enhancing generated Java GUI models with valid test data

Aho, P., Menz, N. & Räty, T., 2011, Proceedings: IEEE Conference on Open Systems, ICOS 2011. Institute of Electrical and Electronic Engineers IEEE, p. 316-321

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Graphical user interfaces
Automation
Testing
2010
148 Citations (Scopus)

Survey on contemporary remote surveillance systems for public safety

Räty, T., 2010, In : IEEE Transactions on Systems, Man and Cybernetics Part C: Applications and Reviews. 40, 5, p. 493-515 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Personnel
Sensors
Middleware
Mobile robots
Energy efficiency
2009
1 Citation (Scopus)

Adaptive real-time video streaming system for best-effort IP networks

Lehikoinen, L. & Räty, T., 2009, Proceedings of the 4th International Conference on Systems, ICONS 2009. Piscataway: Institute of Electrical and Electronic Engineers IEEE, p. 131-137

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Video streaming
Bandwidth
Packet loss
Ethernet
Local area networks

A Tooling Environment for Quality-Driven Domain-Specific Modelling

Merilinna, J. & Räty, T., 2009, Proceedings of the 9th OOPSLA Workshop on Domain-Specific Modeling, DSM'09. Rossi, M., Sprinkle, J., Gray, J. & Tolvanen, J-P. (eds.). 6 p. (Helsingin kauppakorkeakoulun julkaisuja B; No. 108).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Productivity
Industrial applications
Costs
Software engineering
Industry
4 Citations (Scopus)

Bridging the Gap between the Quality Requirements and Implementation

Merilinna, J. & Räty, T., 2009, Proceedings of the 2009 Fourth International Conference on Software Engineering Advances, ICSEA. Piscataway: Institute of Electrical and Electronic Engineers IEEE, p. 3-8

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Specifications
3 Citations (Scopus)

Monitoring end-to-end quality of service in a video streaming system

Lehikoinen, L. & Räty, T., 2009, Proceedings of the 8th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2009. Institute of Electrical and Electronic Engineers IEEE, p. 750-754

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

8 Citations (Scopus)

Representing user definable rules for decision making in the single location surveillance point

Nieminen, M. & Räty, T., 2009, Proceedings: Third IEEE International Conference on Research Challenges in Information Science, RCIS 2009. Piscataway, NJ, USA: Institute of Electrical and Electronic Engineers IEEE, p. 113-120

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Decision making
XML
Servers
Personnel
Monitoring

Single location surveillance point

Räty, T., Nieminen, M., Lindholm, M., Vehkaperä, J., Niirainen, M. & Lehikoinen, L., 2009, Scientific activities in Safety & Security 2009. Rouhiainen, V. (ed.). VTT Technical Research Centre of Finland, p. 20-21

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Stress testing the logical decision making server of a surveillance system

Nieminen, M., Räty, T. & Palokangas, J., 2009, First International Conference on Advances in System Testing and Validation Lifecycle, VALID 2009. Piscataway, NJ, USA: Institute of Electrical and Electronic Engineers IEEE, p. 98-103

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Servers
Decision making
Testing
Loads (forces)
Experiments
2008

Architectural Improvements for Mobile Ubiquitous Surveillance Systems: Dissertation

Räty, T., 2008, Espoo: VTT Technical Research Centre of Finland. 158 p.

Research output: ThesisDissertationCollection of Articles

Open Access
Servers
Sensors
Personnel
Managers
Decision making

Collection and transmission of sensor data in single location surveillance point system

Räty, T., Nieminen, M., Oikarinen, J. & Lindholm, M., 2008, In : Information Technologies and Control. 6, 1

Research output: Contribution to journalArticleScientificpeer-review

Sensors
Servers
Decision making
Personnel
1 Citation (Scopus)

Fusion of Sound Source Localization and Face Detection for Supporting Human Behavior Analysis

Niiranen, M., Vehkaperä, J., Mäkelä, S-M., Peltola, J. & Räty, T., 2008, Proceedings MobiMedia 2008. 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
Face recognition
Fusion reactions
Acoustic waves
Microphones
Video cameras
2007

A Security Surveillance System with a Realized Structural Low-level Network Monitor

Räty, T., Tikkala, E., Sankala, J. & Jurmu, P., 2007, In : Journal of Information Assurance and Security. 2, 2, p. 87-96

Research output: Contribution to journalArticleScientificpeer-review