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News

19 Sep 2011

The ICS department organized a recreation day in the Nuuksio nature park, where we picked mushrooms and had a soup kitchen lunch.

9 Jun 2011

The ICS Department made the traditional summer excursion. This time we visited the Salmisaari recreational center and had the possibility to try wall climbing, bowling, megazone and golf similator.

25 May 2011

The Adaptive Informatics Research Centre made the traditional day cruise to Tallinn. Some of us visited the Kumu Art Museum.

6 Apr 2011

Antti Arppe, a visiting post-doctoral researcher at the University of Alberta, Edmonton, visited the group.

22 Mar 2011

Timo Honkela is in California visiting Stanford, Berkeley, research institutions and companies. The trip is organized by the Virtual Coach Tekes project.

21 Feb 2011

A seminar on social simulation will be organized on Friday, 26th of February (in Finnish).

16 Feb 2011

ICANN 2011 conference received almost 200 submissions.

3 Feb 2011

Virtual Coach project started and had its first board meeting.

20 Jan 2011

Our web pages have a new look.

13 Dec 2010

A Master's Thesis presentation by Alejandro López Vidal on the topic "Traffic flow simulation and optimization using evolutionary strategies". An update by Mikko Heimola from University of Helsinki for his work related to social simulation.

Publications by the COG group

[Last updated Thu May 17 00:48:01 2012]

to appear

• Mari-Sanna Paukkeri, Alberto Pérez García-Plaza, Víctor Fresno, Raquel Martínez Unanue, and Timo Honkela. Learning a taxonomy from a set of text documents. Applied Soft Computing, to appear. [info]
• Paul Wagner. A reinterpretation of the policy oscillation phenomenon in approximate policy iteration. In Advances in Neural Information Processing Systems 24, to appear. [info]
• Sami Virpioja, Mari-Sanna Paukkeri, Abhishek Tripathi, Tiina Lindh-Knuutila, and Krista Lagus. Evaluating vector space models with canonical correlation analysis. Natural Language Engineering, to appear. Available on CJO 2011. [info] [link]

submitted for publication

• Tommi Vatanen, Mikael Kuusela, Eric Malmi, Tapani Raiko, Timo Aaltonen, and Yoshikazu Nagai. Semi-supervised detection of collective anomalies with an application in high energy particle physics. In Proceedings of the Fifteenth International Conference on Artificial Intelligence and Statistics, AISTATS 2012, submitted for publication. [info]

2012

• Mari-Sanna Paukkeri, Jaakko Väyrynen, and Antti Arppe. Exploring extensive linguistic feature sets in near-synonym lexical choice. In Proceedings of 13th International Conference on Intelligent Text Processing and Computational Linguistics (CICLing), volume 7182 of Lecture Notes in Computer Science. Springer, 2012. [info] [link]

2011

• Mari-Sanna Paukkeri, Ilkka Kivimäki, Santosh Tirunagari, Erkki Oja, and Timo Honkela. Effect of dimensionality reduction on different distance measures in document clustering. In B.-L. Lu, L. Zhang, and J. Kwok, editors, ICONIP 2011, Part III, number 7064 in LNCS, pages 167–176. Springer–Verlag Berlin Heidelberg, Shanghai, China, November 2011. [info]
• Mari-Sanna Paukkeri, Ilkka Kivimäki, Santosh Tirunagari, Erkki Oja, and Timo Honkela. Effect of dimensionality reduction on different distance measures in document clustering. In B.-L. Lu, L. Zhang, and J. Kwok, editors, ICONIP 2011, Part III, number 7064 in LNCS, pages 167–176. Springer–Verlag Berlin Heidelberg, Shanghai, China, November 2011. [info]
• Sami Virpioja, Minna Lehtonen, Annika Hultén, Riitta Salmelin, and Krista Lagus. Predicting reaction times in word recognition by unsupervised learning of morphology. In Timo Honkela, Wlodzislaw Duch, Mark Girolami, and Samuel Kaski, editors, Artificial Neural Networks and Machine Learning — ICANN 2011, volume 6791 of Lecture Notes in Computer Science, pages 275–282. Springer Berlin / Heidelberg, June 2011. [info] [link]
• Sami Virpioja, Oskar Kohonen, and Krista Lagus. Evaluating the effect of word frequencies in a probabilistic generative model of morphology. In Bolette Sandford Pedersen, Gunta Nešpore, and Inguna Skadina, editors, Proceedings of the 18th Nordic Conference of Computational Linguistics (NODALIDA 2011), volume 11 of NEALT Proceedings Series, pages 230–237. Northern European Association for Language Technology, Riga, Latvia, May 2011. [info] [link]
• Petri Paju, Eric Malmi, and Timo Honkela. Text mining and qualitative analysis of an it history interview collection. In History of Nordic Computing, IFIP Publications, pages 433–443. Springer, 2011. [pdf] [info]
• Sami Virpioja, Ville T. Turunen, Sebastian Spiegler, Oskar Kohonen, and Mikko Kurimo. Empirical comparison of evaluation methods for unsupervised learning of morphology. Traitement Automatique des Langues, 52(2):45–90, 2011. [info] [link]
• He Zhang, Eimontas Augilius, Timo Honkela, Jorma Laaksonen, Hannes Gamper, and Henok Alene. Analyzing emotional semantics of abstract art using low-level image features. In Joao Gama, Elizabeth Bradley, and Jaakko Hollmen, editors, Advances in Intelligent Data Analysis X, volume 7014 of Lecture Notes in Computer Science, pages 413–423, Berlin/Heidelberg, 2011. Springer. [info]
• Yasir Mehmood, Mudassar Abbas, Xi Chen, and Timo Honkela. Self-organizing maps of nutrition, lifestyle and health situation in the world. In Advances in Self-Organizing Maps - Proceedings of WSOM 2011, 8th International Workshop, pages 160–167. Springer, 2011. [info]
• Timo Honkela, Jorma Laaksonen, Hannele Törrö, and Juhani Tenhunen. Media map: A multilingual document map with a design interface. In Advances in Self-Organizing Maps - Proceedings of WSOM 2011, 8th International Workshop, pages 247–256, 2011. [info]
• Timo Honkela. Kunnioitusta erilaisuutta kohtaan. Tieteessä tapahtuu, 29(4-5):38–39, 2011. [info] [link]
• Tommi Vatanen, Mikael Kuusela, Eric Malmi, Tapani Raiko, Timo Aaltonen, and Yoshikazu Nagai. Fixed-background EM algorithm for semi-supervised anomaly detection. Technical report, Aalto University School of Science, 2011. [info]
• Mikael Kuusela, Eric Malmi, Risto Orava, and Tommi Vatanen. Soft classification of diffractive interactions at the LHC. AIP Conference Proceedings, 1350(1):111–114, 2011. [info]

2010

• Timo Honkela, Nina Janasik, Krista Lagus, Tiina Lindh-Knuutila, Mika Pantzar, and Juha Raitio. GICA: Grounded intersubjective concept analysis – a method for enhancing mutual understanding and participation. Technical Report TKK-ICS-R41, Aalto University School of Science and Technology, Department of Information and Computer Science, Espoo, Finland, December 2010. [pdf] [info]
• Timo Honkela, Nina Janasik, Krista Lagus, Tiina Lindh-Knuutila, Mika Pantzar, and Juha Raitio. GICA: Grounded intersubjective concept analysis - a method for enhancing mutual understanding and participation. Technical Report TKK-ICS-R41, AALTO-ICS, ESPOO, December 2010. [info]
• Matti Pöllä and Timo Honkela. Negative selection of written language using character multiset statistics. Journal of Computer Science and Technology, 25(6):1256–1266, November 2010. [info] [link]
• Mari-Sanna Paukkeri, Alberto Pérez García-Plaza, Sini Pessala, and Timo Honkela. Learning taxonomic relations from a set of text documents. In Proceedings of the International Multiconference on Computer Science and Information Technology (IMCSIT 2010), pages 105–112, Wisla, Poland, October 2010. IEEE. [info]
• Oskar Kohonen, Sami Virpioja, Laura Leppänen, and Krista Lagus. Semi-supervised extensions to morfessor baseline. In Proceedings of the Morpho Challenge 2010 Workshop. Aalto University School of Science and Technology Faculty of Information and Natural Sciences Department of Information and Computer Science, Espoo, Finland, September 2010. [pdf] [info]
• Sami Virpioja, Oskar Kohonen, and Krista Lagus. Unsupervised morpheme analysis with Allomorfessor. In Multilingual Information Access Evaluation I. Text Retrieval Experiments: 10th Workshop of the Cross-Language Evaluation Forum, CLEF 2009, Corfu, Greece, September 30 – October 2, 2009, Revised Selected Papers, volume 6241 of Lecture Notes in Computer Science, pages 609–616. Springer Berlin / Heidelberg, September 2010. [info] [link]
• Mikko Kurimo, Sami Virpioja, and Ville T. Turunen (Eds.). Proceedings of the Morpho Challenge 2010 workshop. Technical Report TKK-ICS-R37, Aalto University School of Science and Technology, Department of Information and Computer Science, Espoo, Finland, September 2010. [info] [link]
• Mikko Kurimo, Sami Virpioja, and Ville T. Turunen. Overview and results of Morpho Challenge 2010. In Proceedings of the Morpho Challenge 2010 Workshop, pages 7–24, Espoo, Finland, September 2010. Aalto University School of Science and Technology, Department of Information and Computer Science. Technical Report TKK-ICS-R37. [info] [link]
• Tommi Vatanen, Mikael Kuusela, Eric Malmi, and Risto Orava. Anomaly search with density estimation and EM algorithm. 6th International Summer School on Pattern Recognition, ISSPR 2010, September 2010. Poster. [info]
• Abhishek Tripathi, Arto Klami, and Sami Virpioja. Bilingual sentence matching using kernel CCA. In Proceedings of the 2010 IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2010), pages 130–135, Kittilä, Finland, August 2010. IEEE. [info] [link]
• Mari-Sanna Paukkeri and Timo Honkela. Likey: Unsupervised Language-Independent Keyphrase Extraction. In Proceedings of the 5th International Workshop on Semantic Evaluation (SemEval), pages 162–165, Uppsala, Sweden, July 2010. Association for Computational Linguistics. [info]
• Oskar Kohonen, Sami Virpioja, and Krista Lagus. Semi-supervised learning of concatenative morphology. In Proceedings of the 11th Meeting of the ACL Special Interest Group on Computational Morphology and Phonology, pages 78–86, Uppsala, Sweden, July 2010. Association for Computational Linguistics. [pdf] [info]
• Sami Virpioja, André Mansikkaniemi, Jaakko Väyrynen, and Mikko Kurimo. Applying morphological decompositions to statistical machine translation. In Proceedings of the Joint Fifth Workshop on Statistical Machine Translation and MetricsMATR, pages 201–206. Association for Computational Linguistics, July 2010. [info] [link]
• Ilari Nieminen. Tag recommendation in folksonomies. Master's thesis, Aalto University School of Science and Technology, Faculty of Information and Natural Sciences, Department of Information and Computer Science, Espoo, Finland, June 2010. [info]
• Paul Wagner. On the stability of reinforcement learning under partial observability and generalizing representations. Master's thesis, Aalto University School of Science and Technology, Faculty of Information and Natural Sciences, Department of Information and Computer Science, Espoo, Finland, June 2010. [info] [link]
• Ilkka Kivimäki, Krista Lagus, Ilari T. Nieminen, Jaakko J. Väyrynen, and Timo Honkela. Using correlation dimension for analysing text data. In Proceedings of the 20th International Conference on Artificial Neural Networks (ICANN 2010), volume 6352 of Lecture Notes in Computer Science, pages 368–373. Springer Academic Publishers, 2010. [info] [link]
• Tapio Pahikkala, Jaakko Väyrynen, Jukka Kortela, and Antti Airola, editors. Proceedings of the 14th Finnish Artificial Intelligence Conference, STeP 2010, number 25 in Publications of the Finnish Artificial Intelligence Society. Finnish Artificial Intelligence Society, 2010. [info] [link]
• Marcus Dobrinkat, Tero Tapiovaara, Jaakko Väyrynen, and Kimmo Kettunen. Evaluating machine translations using mNCD. In Proceedings of the ACL 2010 Conference Short Papers, pages 80–85. Association for Computational Linguistics, 2010. [info] [link]
• Marcus Dobrinkat, Tero Tapiovaara, Jaakko Väyrynen, and Kimmo Kettunen. Normalized compression distance based measures for MetricsMATR 2010. In Proceedings of the Joint Fifth Workshop on Statistical Machine Translation and MetricsMATR, pages 343–348. Association for Computational Linguistics, 2010. [info] [link]
• Marcus Dobrinkat and Jaakko J. Väyrynen. Experiments with domain adaptation methods for statistical mt: From european parliament proceedings to finnish newspaper text. In Tapio Pahikkala, Jaakko Väyrynen, Jukka Kortela, and Antti Airola, editors, Proceedings of the 14th Finnish Artificial Intelligence Conference STeP 2010, number 25 in Publications of the Finnish Artificial Intelligence Society, pages 31–38. Finnish Artificial Intelligence Society, 2010. [pdf] [info]
• Timo Honkela, Aapo Hyvärinen, and Jaakko Väyrynen. WordICA - Emergence of linguistic representations for words by independent component analysis. Natural Language Engineering, 16(3):277–308, 2010. [info]
• Timo Honkela. Directions for e-science and science 2.0 in human and social sciences. In Proceedings of MASHS 2010, Computational Methods for Modeling and Learning in Social and Human Sciences, pages 119–134. Multiprint, 2010. [info]
• Timo Honkela, Tiina Lindh-Knuutila, and Krista Lagus. Measuring Adjective Spaces. Proceedings of ICANN 2010, Artificial Neural Networks, pages 351–355, 2010. [info]
• Jorge Letosa and Timo Honkela. Elementary Logical Reasoning in the SOM Output Space. In Proceedings of ICANN 2010, Artificial Neural Networks, pages 432–437. Springer, 2010. [info]
• Mikael Kuusela, Eric Malmi, Risto Orava, and Tommi Vatanen. Soft classification of diffractive interactions at the LHC. In Proceedings of Diffraction 2010. American Institute of Physics, 2010. [pdf] [info] [link]
• Tommi Vatanen, Jaakko J. Väyrynen, and Sami Virpioja. Language identification of short text segments with n-gram models. In Proceedings of the Seventh conference on International Language Resources and Evaluation (LREC'10), pages 3423–3430. European Language Resources Association (ELRA), 2010. [pdf] [info] [link]
• Mikeal Kuusela, Eric Malmi, Tommi Vatanen, Risto Orava, Timo Aaltonen, and Yoshikazu Nagai. Detection of new physics using density estimation based anomaly search, 2010. CDF Internal Note. CDF/DOC/EXOTIC/CDFR/10227. [info] [link]

2009

• Oskar Kohonen, Sami Virpioja, and Krista Lagus. A constructionist approach to grammar inference. In NIPS Workshop on Grammar Induction, Representation of Language and Language Learning, Whistler, Canada, December 2009. Extended abstract. [pdf] [info]
• Tanja Kotro and Mari-Sanna Paukkeri. Micro democracy - enhancing openness in innovation in an organizational context. In Proceedings of OPEN 2009, Helsinki, Finland, October 2009. [info]
• Eric Malmi, Juha Raitio, and Timo Honkela. Modeling practice diffusion with an agent-based social simulation framework. In Proceedings of the 6th European Social Simulation Association Conference, ESSA 2009, page 53, Guildford, U.K., September 2009. Extended abstract. [pdf] [info]
• Mari-Sanna Paukkeri and Tanja Kotro. Framework for analyzing and clustering short message database of ideas. In Proceedings of the 9th International Conference on Knowledge Management and Knowledge Technologies (I-KNOW'09), pages 239–247, Graz, Austria, September 2009. [pdf] [info]
• Sami Virpioja and Oskar Kohonen. Unsupervised morpheme analysis with Allomorfessor. In Working Notes for the CLEF 2009 Workshop, Corfu, Greece, September 2009. [info] [link]
• Krista Lagus, Mathias Creutz, Sami Virpioja, and Oskar Kohonen. Morpheme segmentation by optimizing two-part MDL codes. In 2009 Workshop on Information Theoretic Methods in Science and Engineering (WITMSE), Tampere, Finland, August 2009. Extended abstract. [info]
• Adrià de Gispert, Sami Virpioja, Mikko Kurimo, and William Byrne. Minimum bayes risk combination of translation hypotheses from alternative morphological decompositions. In Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics, Companion Volume: Short Papers, pages 73–76, Boulder, USA, June 2009. Association for Computational Linguistics. [info] [link]
• Krista Lagus, Oskar Kohonen, and Sami Virpioja. Towards unsupervised learning of constructions from text. In Magnus Sahlgren and Ola Knutsson, editors, Proceedings of the Workshop on Extracting and Using Constructions in NLP of 17th Nordic Conference on Computational Linguistics, NODALIDA, May 2009. SICS Technical Report T2009:10. [info] [link]
• Tanja Kotro, Tiina Lindh-Knuutila, and Elina Hiltunen. How to analyze various consumer data in the future?. In Marileena Koskela and Markus Vinnari, editors, Future of the consumer society: Proceedings of the conference "Future of the Consumer Sciety, number 7 in FFRC eBook, pages 135–143. Finland Future Research Centre, May 2009. [info]
• Tiina Lindh-Knuutila, Juha Raitio, and Timo Honkela. Combining self-organized and Bayesian models of concept formation. In Julien Mayor, Nicolas Ruh, and Kim Plunkett, editors, Connectionist Models of Behaviour and Cognition II Proceedings of the Eleventh Neural Computation and Psychology Workshop, number 18 in Progress in Neural Processing, pages 193–204. World Scientific, April 2009. [info]
• Teuvo Kohonen, Ilari T. Nieminen, and Timo Honkela. On the quantization error in SOM vs. VQ: A critical and systematic study. In José Carlos Príncipe and Risto Miikkulainen, editors, Proceedings of WSOM'09, volume 5629 of Lecture Notes in Computer Science, pages 133–144. Springer, 2009. [info] [link]
• Jaakko J. Väyrynen, Tero Tapiovaara, Kimmo Kettunen, and Marcus Dobrinkat. Normalized compression distance as an automatic MT evaluation metric. In Proceedings of MT 25 years on, 21–22 Nov 2009 Cranfield, UK, 2009. To appear. [pdf] [info]
• Oskar Kohonen, Sami Virpioja, and Mikaela Klami. Allomorfessor: Towards unsupervised morpheme analysis. In Evaluating Systems for Multilingual and Multimodal Information Access: 9th Workshop of the Cross-Language Evaluation Forum, CLEF 2008 Aarhus, Denmark, September 17-19, 2008, Revised Selected Papers, volume 5706 of Lecture Notes in Computer Science, pages 975–982. Springer, 2009. [pdf] [info]
• Kai Hakkarainen, Ritva Engeström, Sami Paavola, Pasi Pohjola, and Timo Honkela. Knowledge practices, epistemic technologies, and pragmatic web. In Proceedings of I-KNOW'09 and I-SEMANTICS'09: the 4th AIS SigPrag International Pragmatic Web Conference Track (ICPW 2009), pages 683–694. Verlag der Technischen Universität Graz, 2009. [info] [link]
• Timo Honkela, Nina Janasik, Krista Lagus, Tiina Lindh-Knuutila, Mika Pantzar, and Juha Raitio. Modeling communities of experts – conceptual grounding of expertise. Technical Report TKK-ICS-R24, Helsinki University of Technology, 2009. [info]
• Timo Honkela and Matti Pöllä. Concept mining with Self-Organizing Maps for the Semantic Web. In Proceedings of WSOM'09, pages 98–106. Springer, 2009. [info]
• Timo Honkela. Conceptual autonomy of agents. In ICAART 2009 - Proceedings of the International Conference on Agents and Artificial Intelligence, page 9. INSTICC Press, 2009. [info]
• Nina Janasik, Timo Honkela, and Henrik Bruun. Text mining in qualitative research: Application of an unsupervised learning method. Organizational Research Methods, 12(3):436–460, 2009. [info] [link]
• Pyry Niemelä and Timo Honkela. Analysis of parliamentary election results and socio-economic situation using self-organizing map. In Proceedings of WSOM'09, pages 209–218, 2009. [info]
• Mark van Heeswijk, Yoan Miche, Tiina Lindh-Knuutila, Peter A.J. Hilbers, Timo Honkela, Erkki Oja, and Amaury Lendasse. Adaptive ensemble models of extreme learning machines for time series prediction. In Cesare Alippi, Marios M. Polycarpou, Christos G. Panayiotou, and Georgios Ellinas, editors, ICANN (2), volume 5769 of Lecture Notes in Computer Science, pages 305–314. Springer, 2009. [info]
• Tommi Vatanen. Kielentunnistus lyhyistä tekstilohkoista n-grammimailleihin perustuvalla luokittimella, 2009. Kandidaatintyö, Teknillinen Korkeakoulu, Elektroniikan, tietoliikenteen ja automaation tiedekunta, Bioinformaatioteknologian tutkinto-ohjelma. [pdf] [info]

2008

• Marcus Dobrinkat. Domain adaptation in statistical machine translation systems via user feedback. Master's thesis, Helsinki University of Technology, Department of Information and Computer Science, Espoo, Finland, December 2008. [pdf] [info]
• Timo Honkela, Mari-Sanna Paukkeri, Matti Pöllä, and Olli Simula, editors. Proceedings of AKRR'08, International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning. Helsinki University of Technology, Espoo, Finland, September 2008. [info]
• Mari-Sanna Paukkeri, Ilari T. Nieminen, Matti Pöllä, and Timo Honkela. A language-independent approach to keyphrase extraction and evaluation. In Coling 2008: Companion volume: Posters, pages 83–86, Manchester, UK, August 2008. Coling 2008 Organizing Committee. [info] [link]
• Oskar Kohonen, Sami Virpioja, and Mikaela Klami. Allomorfessor: Towards unsupervised morpheme analysis. In In Working Notes of the CLEF 2008 Workshop, Aarhus, Denmark, 2008. [pdf] [info] [link]
• Timo Honkela, Ville Könönen, Tiina Lindh-Knuutila, and Mari-Sanna Paukkeri. Simulating processes of concept formation and communication. Journal of Economic Methodology, 15(3):245–259, 2008. [info] [link]
• David Ellis, Mathias Creutz, Timo Honkela, and Mikko Kurimo. Speech to speech machine translation: Biblical chatter from Finnish to English. In Proceedings of the IJCNLP-08 Workshop on NLP for Less Privileged Languages, pages 123–130, Hyderabad, India, January 2008. Asian Federation of Natural Language Processing. [info] [link]
• Mats Sjöberg, Jorma Laaksonen, Timo Honkela, and Matti Pöllä. Inferring semantics from textual information in multimedia retrieval. Neurocomputing, 71(13–15):2576–2586, 2008. [info] [link]
• Anna-Mari Rusanen, Otto Lappi, Timo Honkela, and Mikael Nederström. Conceptual coherence in philosophy education - visualizing initial conceptions of philosophy students with self-organizing maps. In B. C. Love, K. McRae, and V. M. Sloutsky, editors, Proceedings of the 30th Annual Conference of the Cognitive Science Society, pages pp. 64–70, Austin, TX, 2008. Cognitive Science Society. [info] [link]
• Timo Honkela, Sami Virpioja, and Jaakko Väyrynen. Adaptive translation: Finding interlingual mappings using self-organizing maps. In Vera Kurková, Roman Neruda, and Jan Koutnik, editors, Proceedings of ICANN'08, volume 5163 of Lecture Notes in Computer Science, pages 603–612. Springer, 2008. [info] [link]
• Markus Sadeniemi, Kimmo Kettunen, Tiina Lindh-Knuutila, and Timo Honkela. Complexity of European Union languages: A comparative approach. Journal of Quantitative Linguistics, 15(2):185–211, 2008. [info]
• Tommi Vatanen, Mari-Sanna Paukkeri, Ilari T Nieminen, and Timo Honkela. Analyzing authors and articles using keyword extraction, self-organizing map and graph algorithms. In Proceedings of the AKRR08, pages 105–111, 2008. [pdf] [info] [link]

2007

• Sami Virpioja, Jaakko J. Väyrynen, Mathias Creutz, and Markus Sadeniemi. Morphology-aware statistical machine translation based on morphs induced in an unsupervised manner. In Proceedings of the Machine Translation Summit XI, pages 491–498, Copenhagen, Denmark, September 2007. [pdf] [info]
• Jaakko J. Väyrynen, Lasse Lindqvist, and Timo Honkela. Sparse distributed representations for words with thresholded independent component analysis. In Jennie Si and Ron Sun, editors, Proceedings of the International Joint Conference on Neural Networks (IJCNN 2007), pages 1031–1036. IEEE, August 2007. [pdf] [info] [link]
• Matti Pöllä and Timo Honkela. Probabilistic text change detection using an immune model. In Proceedings of the International Joint Conference on Neural Networks, IJCNN 2007, pages 1109–1114, Orlando, Florida, August 2007. [info]
• Konstantinos Stamatakis, Konstantinos Chandrinos, Vangelis Karkaletsis, Miquel Angel Mayer, Dagmar Villarroel Gonzales, Martin Labský, Enrique Amigó, and Matti Pöllä. AQUA, a system assisting labelling experts assess health web resources. In Proceedings of 12th International Symposium for Health Information Management Research, iSHIMR 2007, Sheffield, UK, July 2007. to appear. [info]
• Konstantinos Stamatakis, Vangelis Metsis, Vangelis Karkaletsis, Marek Raccent23uzi cka, Vojtech Svátek, Enrique Amigó Cabrera, and Matti Pöllä. Content collection for the labeling of health-related web content. In Proceedings of 11th Conference on Artificial Intelligence in Medicine (AIME 07), Amsterdam, The Netherlands, July 2007. to appear. [info]
• Jaakko J. Väyrynen, Timo Honkela, and Lasse Lindqvist. Towards explicit semantic features using independent component analysis. In Magnus Sahlgren and Ola Knuttson, editors, Proceedings of the Workshop Semantic Content Acquisition and Representation (SCAR), pages 20–27. Swedish Institute of Computer Science, 2007. SICS Technical Report T2007:06. [pdf] [info] [link]
• Mathias Creutz and Krista Lagus. Unsupervised models for morpheme segmentation and morphology learning. ACM Transactions on Speech and Language Processing, 4(1), January 2007. [info] [link]
• Mikaela Klami and Timo Honkela. Self-organized ordering of terms and documents in nsf awards data. In Proceedings of WSOM'07. University Library of Bielefeld, 2007. [info]
• Esa Alhoniemi, Antti Honkela, Krista Lagus, Jeremias Seppä, Paul Wagner, and Harri Valpola. Compact modeling of data using independent variable group analysis. IEEE Transactions on Neural Networks, 18(6):1762–1776, 2007. [info] [link]
• Timo Honkela. Philosophical aspects of neural, probabilistic and fuzzy modeling of language use and translation. In Proceedings of IJCNN, pages 2881–2886, 2007. [info] [link]
• Teuvo Kohonen and Timo Honkela. Kohonen network. Scholarpedia, 2(1):7421, 2007. [info] [link]
• Tarja Knuuttila, Anna-Mari Rusanen, and Timo Honkela. Self-organizing maps as traveling computational templates. In Proceedings of IJCNN'07, pages 1231–1236, 2007. [info]

2006

• Jaakko J. Väyrynen and Tiina Lindh-Knuutila. Emergence of multilingual representations by independent component analysis using parallel corpora. In Timo Honkela, Tapani Raiko, Jukka Kortela, and Harri Valpola, editors, Proceedings of the The Ninth Scandinavian Conference on Artificial Intelligence (SCAI 2006), number 22 in Publications of the Finnish Artificial Intelligence Society, pages 101–105. Finnish Artificial Intelligence Society, October 2006. [pdf] [info] [link]
• Matti Pöllä, Timo Honkela, Henrik Bruun, and Ann Russell. Analysis of interdisciplinary text corpora. In Proceedings of Ninth Scandinavian Conference on Artificial Intelligence (SCAI 2006), pages 17–22, Helsinki, Finland, October 2006. [info]
• Timo Honkela and Matti Pöllä. Describing rich content: Future directions for the semantic web. In New Developments in Artificial Intelligence and Semantic Web. Proceedings of the 12th Finnish Artificial Intelligence Conference STeP 2006, pages 143–148, Espoo, Finland, October 2006. Helsinki University of Technology. [info]
• Mats Sjöberg, Jorma Laaksonen, Timo Honkela, and Matti Pöllä. Retrieval of multimedia objects by combining semantic information from visual and textual descriptors. In Proceedings of International Conference on Artificial Neural Networks, pages 75–83, Athens, Greece, September 2006. [info] [link]
• Mathias Creutz, Krista Lagus, and Sami Virpioja. Unsupervised morphology induction using Morfessor. In A. Yli-Jyrä, L. Karttunen, and J. Karhumäki, editors, Finite-State Methods and Natural Language Processing (FSMNLP 2005), volume 4002 of Lecture Notes in Computer Science, pages 300–301. Springer-Verlag Berlin Heidelberg, 2006. Abstract of software demo. [info] [link]
• Mikaela Klami and Krista Lagus. Unsupervised word categorization using Self-Organizing Maps and automatically extracted morphs. In Proceedngs of the 7th International Conference on Intelligent Data Engineering and Automated Learning, pages 912–919, 2006. [info]
• Mats Sjöberg, Ville Viitaniemi, Jorma Laaksonen, and Timo Honkela. Analysis of semantic information available in an image collection augmented with auxiliary data. In Ilias Maglogiannis, Kostas Karpouzis, and Max Bramer, editors, Proceedings of AIAI'06, Artificial Intelligence Applications and Innovations, volume 204, pages 600–608. Springer, 2006. [info] [link]
• Tiina Lindh-Knuutila, Timo Honkela, and Krista Lagus. Simulating meaning negotiation using observational language games. In Symbol grounding and beyond, volume 4211 of Lecture Notes in Computer Science, pages 168–179. Springer Berlin/Heidelberg, 2006. [info] [link]
• Kimmo Kettunen, Markus Sadeniemi, Tiina Lindh-Knuutila, and Timo Honkela. Analysis of EU languages through text compression. In Tapio Salakoski et al., editor, Advances in Natural Language Processing, volume 4139 of LNCS, pages 99–109. Springer-Verlag Berlin Heidelberg, 2006. [info] [link]

2005

• Sami Virpioja. New methods for statistical natural language modeling. Master's thesis, Helsinki University of Technology, Department of Computer Science and Engineering, Laboratory of Computer and Information Science, December 2005. [pdf] [info]
• Krista Lagus, Mathias Creutz, and Sami Virpioja. Latent linguistic codes for morphemes using Independent Component Analysis. In A. Cangelosi, G. Bugmann, and R. Borisyuk, editors, Modeling language, cognition and action: Proceedings of the Ninth Neural Computation and Psychology Workshop (NCPW9), September 2005. [info]
• Matti Pöllä and Timo Honkela. Self-organizing neural network models for state anticipatory systems. In D. Dubois, editor, Computing Anticipatory Systems (CASYS'05), Liège, Belgium, August 2005. American Institute of Physics, Woodbury, New York. Received Best Paper Award. [info]
• Jaakko J. Väyrynen and Timo Honkela. Comparison of independent component analysis and singular value decomposition in word context analysis. In Timo Honkela, Ville Könönen, Matti Pöllä, and Olli Simula, editors, Proceedings of AKRR'05, International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning, pages 135–140. Helsinki University of Technology, Laboratory of Computer and Information Science, June 2005. [info] [link]
• Mathias Creutz and Krista Lagus. Inducing the morphological lexicon of a natural language from unannotated text. In Proceedings of AKRR'05, International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning, pages 106–113, Espoo, Finland, June 2005. [info]
• Oskar Kohonen, Sakari Katajamäki, and Timo Honkela. In search for volta: Statistical analysis of word patterns in shakespeare's sonnets. In Ann Russell, Timo Honkela, Krista Lagus, and Matti Pöllä, editors, Proceedings of AMKLC'05, International Symposium on Adaptive Models of Knowledge, Language and Cognition, pages 44–47, Espoo, Finland, June 2005. Poster. [pdf] [info] [link]
• Krista Lagus, Esa Alhoniemi, Jeremias Seppä, Antti Honkela, and Paul Wagner. Independent variable group analysis in learning compact representations for data. In Timo Honkela, Ville Könönen, Matti Pöllä, and Olli Simula, editors, Proceedings of the International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning (AKRR'05), pages 49–56, Espoo, Finland, June 2005. [info]
• Timo Honkela, Ville Könönen, Matti Pöllä, and Olli Simula, editors. Proceedings of AKRR'05, International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning. Helsinki University of Technology, Espoo, Finland, June 2005. [info]
• Ann Russell, Timo Honkela, Krista Lagus, and Matti Pöllä, editors. Proceedings of AMKLC'05, International Symposium on Adaptive Models of Knowledge, Language and Cognition. Helsinki University of Technology, Espoo, Finland, June 2005. [info]
• Mathias Creutz, Krista Lagus, Krister Lindén, and Sami Virpioja. Morfessor and Hutmegs: Unsupervised morpheme segmentation for highly-inflecting and compounding languages. In Proceedings of the Second Baltic Conference on Human Language Technologies, pages 107–112, April 2005. [info]
• Jaakko Väyrynen. Learning linguistic features from natural text data by independent component analysis. Master's thesis, Helsinki University of Technology, 2005. [pdf] [info]
• Krista Lagus. Miten hermoverkkomallit selittävät kielen oppimista. In A.M. Korpijaakko-Huuhka, S. Pekkala, and H. Heimo, editors, Kielen ja kognition suhde, volume 37. Yliopistopaino, Helsinki, 2005. [info]
• Mathias Creutz and Krista Lagus. Unsupervised morpheme segmentation and morphology induction from text corpora using Morfessor 1.0. Technical Report A81, Publications in Computer and Information Science, Helsinki University of Technology, 2005. http://www.cis.hut.fi/projects/morpho/. [info]
• Oskar Kohonen. Generering av naturligt språk från emergenta representationer. Master's thesis, Helsinki University of Technology, Espoo, Finland, 2005. [info]
• Timo Honkela, Aapo Hyvärinen, and Jaakko Väyrynen. Emergence of linguistic features: Independent component analysis of contexts. In Modeling Language Cognition and Action: Proceedings of the NCPW9, Ninth Neural Computation and Psychology Workshop, pages 129–138, New Jersey, 2005. World Scientific. [info] [link]
• Ann Nowé, Timo Honkela, Ville Könönen, and Katja Verbeeck, editors. Proceedings of the Workshop W9 on Reinforcement Learning in Nonstationary Environments. Vrije Universiteit Brussel, Porto, Portugal, 2005. in conjunction with the 16th ECML and 9th PKDD, Oct. 3-7, 2005. [info]

2004

• Mathias Creutz and Krista Lagus. Induction of a simple morphology for highly-inflecting languages. In Proceedings of the 7th Meeting of the ACL Special Interest Group in Computational Phonology (SIGPHON), pages 43–51, Barcelona, July 2004. [info]
• Timo Honkela and Aapo Hyvärinen. Linguistic feature extraction using independent component analysis. In Proceedings of IJCNN'04, pages 279–284, Budabest, Hungary, July 2004. [info]
• Jaakko J. Väyrynen, Timo Honkela, and Aapo Hyvärinen. Independent component analysis of word contexts and comparison with traditional categories. In Jarno M. A. Tanskanen, editor, Proceedings of the 6th Nordic Signal Processing Symposium (NORSIG 2004), number 46 in Helsinki University of Technology Signal Processing Laboratory Report Series, pages 300–303. Helsinki University of Technology, Signal Processing Laboratory, June 2004. [info] [link]
• Jarmo Hurri, Jaakko Väyrynen, and Aapo Hyvärinen. Spatiotemporal linear simple-cell models based on temporal coherence and independent component analysis. In Howard Bowman and Christopher Labiouse, editors, Proceedings of NCPW8, Neural Computation and Psychology Workshop, Connectionist Models of Cognition and Perception II, number 15 in Progress in Neural Processing, pages 29–38. World Scientific, April 2004. [info] [link]
• Jaakko J. Väyrynen and Timo Honkela. Word category maps based on emergent features created by ICA. In Heikki Hyötyniemi, Pekka Ala-Siuru, and Jouko Seppänen, editors, Proceedings of the STeP'2004 Cognition + Cybernetics Symposium, number 19 in Publications of the Finnish Artificial Intelligence Society, pages 173–185. Finnish Artificial Intelligence Society, 2004. [pdf] [info]
• J. Raitio, R. Vigário, J. Särelä, and T. Honkela. Assessing similarity of emergent representations based on unsupervised learning. In Proceedings of IJCNN 2004), pages 597–602, Budapest, Hungary, 2004. [info]
• Timo Honkela, Raimo Nordfors, and Raimo Tuuli. Document maps for competence management. In Proceedings of the Symposium on Professional Practice in AI, pages 31–39. IFIP, 2004. [info] [link]

2003

• Timo Honkela and Juha Winter. Simulating language learning in community of agents using self-organizing maps. Computer and Information Science Report A71, Helsinki University of Technology, Helsinki, Finland, December 2003. [info] [link]
• Timo Honkela, Kevin I. Hynnä, and Tarja Knuuttila. Framework for modeling partial conceptual autonomy of adaptive and communicating agents. In Proceedings of Cognitive Science Conference, Boston, MA, 2003. [info] [link]