@TechReport{polla09report,
  author = 	 {Matti P{\"o}ll{\"a} and Timo Honkela and Teuvo Kohonen},
  title = 	 {Bibliography of Self-Organizing Map ({SOM}) Papers: 2002-2005 Addendum},
  institution =  {Helsinki University of Technology, Department of Information and Computer Science},
  year = 	 {2009},
  OPTkey = 	 {},
  OPTtype = 	 {},
  OPTnumber = 	 {},
  address = 	 {Espoo, Finland},
  OPTmonth = 	 {},
  note = 	 {Report TKK-ICS-R23},
  OPTannote = 	 {}
}

@InProceedings{polla09icannga,
  author = 	 {Matti P{\"o}ll{\"a}},
  title = 	 {A Generative Model for Self/Non-Self Discrimination in Strings},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of ICANNGA'09: International Conference on Adaptive and Natural Computing Algorithms},
  OPTpages = 	 {},
  year = 	 {2009},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  series = 	 {Lecture Notes in Computer Science},
  OPTaddress = 	 {},
  month = 	 {April},
  OPTorganization = {},
  publisher =    {Springer-Verlag},
  note = 	 {to appear},
  OPTannote = 	 {}
}

@Proceedings{akrr08proceedings,
  year = 	 {2008},
  OPTkey = 	 {},
  title = 	 {Proceedings of AKRR'08, The Second International and Interdisciplinary Conference on Adaptive Knowlege Representation and Reasoning},
  booktitle = 	 {Proceedings of AKRR'08, The Second International and Interdisciplinary Conference on Adaptive Knowlege Representation and Reasoning},
  editor = 	 {Timo Honkela and Matti P{\"o}ll{\"a} Mari-Sanna Paukkeri and Olli Simula},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Porvoo, Finland},
  month = 	 {September},
  OPTorganization = {},
  publisher =    {Helsinki University of Technology},
  OPTnote = 	 {},
  OPTannote = 	 {},
  flags =        {AIRC copy}
}

@Comment{polla08xxx,
  author = 	 {Matti P{\"o}ll{\"a} and Timo Honkela},
  title = 	 {Negative Selection of Written Language Using Character Multiset Statistics},
  year = 	 {2008},
  OPTkey = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTpages = 	 {},
  OPTmonth = 	 {},
  note = 	 {manuscript},
  OPTannote = 	 {}
}

@InProceedings{paukkeri08coling,
  author = 	 {Mari-Sanna Paukkeri and Ilari Nieminen and Matti P{\"o}ll{\"a} and Timo Honkela},
  title = 	 {A Language-independent Approach to Keyphrase Extraction and Evaluation},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of the 22nd International Conference on Computational Linguistics (COLING 2008)},
  OPTpages = 	 {},
  year = 	 {2008},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Manchester, UK},
  month = 	 {August},
  OPTorganization = {},
  OPTpublisher = {},
  note = 	 {to appear},
  OPTannote = 	 {},
  flags =        {AIRC copy}
}

@InProceedings{polla08akrr,
  author = 	 {Matti P{\"o}ll{\"a} and Timo Honkela},
  title = 	 {Change detection of text documents using negative first-order statistics},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle = {Poceedings of {AKRR'08}, The Second International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning},
  pages = 	 {48--55},
  year = 	 {2008},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address =  {Porvoo, Finland},
  month = 	 {September},
  OPTorganization = {},
  OPTpublisher = {},
  OPTnote = 	 {},
  OPTannote = 	 {},
  flags =        {AIRC}
}

@Article{sjoberg08neurocomputing,
  author = 	 {Mats Sj{\"o}berg and Jorma Laaksonen and Timo Honkela and Matti P{\"o}ll{\"a}},
  title = 	 {Inferring Semantics from Textual Information in Multimedia Retrieval},
  journal = 	 {Neurocomputing},
  year = 	 {2008},
  OPTkey = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTpages = 	 {},
  OPTmonth = 	 {},
  note = 	 {to appear},
  OPTannote = 	 {},
  flags =        {AIRC copy}
}

@InProceedings{poll07nicso,
  author =       {Matti P{\"o}ll{\"a} and Timo Honkela and Xiao-Zhi Gao},
  title =        {Biologically Inspired Clustering: Comparing the Neural and Immune Paradigms},
  OPTcrossref =  {},
  OPTkey =       {},
  booktitle =    {Proceedings of {NICSO 2007} Workshop on Nature Inspired Cooperative Strategies for Optimization},
  pages =        {179--188},
  year =         {2008},
  OPTeditor =    {},
  volume =       {129},
  OPTnumber =    {},
  series =       {Studies in Computational Intelligence (SCI)},
  address =      {Acireale, Italy},
  month =        {November},
  OPTorganization = {},
  publisher =    {Springer-Verlag},
  OPTnote =         {},
  OPTannote =    {}
}

@InProceedings{stamatakis07ishimr,
  author = 	 {Konstantinos Stamatakis and Konstantinos Chandrinos and Vangelis Karkaletsis and Miquel Angel Mayer and Dagmar Villarroel Gonzales and Martin Labsk{\'y} and Enrique Amig{\'o} and Matti P{\"o}ll{\"a}},
  title = 	 {{AQUA}, a system assisting labelling experts assess health web resources},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of 12th International Symposium for Health Information Management Research, {iSHIMR 2007}},
  OPTpages = 	 {},
  year = 	 {2007},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Sheffield, UK},
  month = 	 {July},
  OPTorganization = {},
  OPTpublisher = {},
  note = 	 {to appear},
  OPTannote = 	 {},
  flags =        {COG}
}

@InProceedings{stamatakis07aime,
  author = 	 {Konstantinos Stamatakis and Vangelis Metsis and Vangelis Karkaletsis and Marek R\accent23u\v{z}i{\v c}ka and Vojtech Sv{\'a}tek and Enrique Amig{\'o} Cabrera and Matti P{\"o}ll{\"a}},
  title = 	 {Content Collection for the Labeling of Health-related Web Content},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of 11th Conference on Artificial Intelligence in Medicine {(AIME 07)}},
  OPTpages = 	 {},
  year = 	 {2007},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Amsterdam, The Netherlands},
  month = 	 {July},
  OPTorganization = {},
  OPTpublisher = {},
  note = 	 {to appear},
  OPTannote = 	 {},
  flags =        {COG}
}

@InProceedings{polla07ijcnn,
  author = 	 {Matti P\"{o}ll\"{a} and Timo Honkela},
  title = 	 {Probabilistic Text Change Detection Using an Immune Model},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of the International Joint Conference on Neural Networks, IJCNN 2007},
  pages = 	 {1109--1114},
  year = 	 {2007},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Orlando, Florida},
  month = 	 {August},
  OPTorganization = {},
  OPTpublisher = {},
  OPTnote = 	 {},
  OPTannote = 	 {},
  flags =        {AIRC COG}
}

@InProceedings{honkela06step,
  author = 	 {Timo Honkela and Matti P\"{o}ll\"{a}},
  title = 	 {Describing Rich Content: Future Directions for the Semantic Web},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {New Developments in Artificial Intelligence and Semantic Web. Proceedings of the 12th Finnish Artificial Intelligence Conference STeP 2006},
  pages = 	 {143--148},
  year = 	 {2006},
  OPTeditor = 	 {Eero Hyv{\"o}nen and Tomi Kauppinen and Jukka Kortela and Mikko Laukkanen and Tapani Raiko and Kim Viljanen},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Espoo, Finland},
  month = 	 {October},
  OPTorganization = {},
  publisher =    {Helsinki University of Technology},
  OPTnote = 	 {},
  OPTannote = 	 {},
  flags =        {AIRC copy}
}

@InProceedings{polla06scai,
  author = 	 {Matti P\"{o}ll\"{a} and Timo Honkela and Henrik Bruun and Ann Russell},
  title = 	 {Analysis of Interdisciplinary Text Corpora},
  OPTcrossref =  {},
  OPTkey = 	 {},
  booktitle =    {Proceedings of Ninth Scandinavian Conference on Artificial Intelligence ({SCAI} 2006)},
  pages = 	 {17--22},
  year = 	 {2006},
  OPTeditor = 	 {},
  OPTvolume = 	 {},
  OPTnumber = 	 {},
  OPTseries = 	 {},
  address = 	 {Helsinki, Finland},
  month = 	 {October},
  OPTorganization = {},
  OPTpublisher = {},
  OPTnote = 	 {},
  OPTannote = 	 {},
  flags =        {AIRC COG}
}

@InProceedings{sjoberg06icann,
  author = 	 {Mats Sj\"{o}berg and Jorma Laaksonen and Timo Honkela and Matti P\"{o}ll\"{a}},
  title =        {Retrieval of Multimedia Objects by Combining Semantic Information from 
                  Visual and Textual Descriptors},
  OPTeditor =       {},
  booktitle = 	 {Proceedings of International Conference on Artificial Neural Networks},
  note =         {75--83},
  OPTpublisher = {},
  year = 	 {2006},
  address = 	 {Athens, Greece},
  month = 	 {September},
  url =          {http://dx.doi.org/10.1007/11840930_8},
  flags =        {AIRC copy}
}

@InProceedings{polla05casys,
  author = 	 {Matti P\"{o}ll\"{a} and Timo Honkela},
  title =        {Self-Organizing Neural Network Models for State Anticipatory Systems},
  editor =       {D. Dubois},
  booktitle = 	 {Computing Anticipatory Systems ({CASYS'05})},
  publisher =    {American Institute of Physics, Woodbury, New York},
  year = 	 {2005},
  address = 	 {Li\`{e}ge, Belgium},
  month = 	 {August},
  note =         {Received Best Paper Award},
  flags =        {AIRC COG}
}

@Book{russell05amklcproceedings,
  editor = 	 {Ann Russell and Timo Honkela and Krista Lagus and Matti P\"{o}ll\"{a}},
  title = 	 {Proceedings of {AMKLC'05}, International Symposium on Adaptive Models of 
                  Knowledge, Language and Cognition},
  publisher =    {Helsinki University of Technology},
  year = 	 {2005},
  address = 	 {Espoo, Finland},
  OPTedition = 	 {},
  month = 	 {June},
  flags =        {AIRC copy}
}

@Book{honkela05akrrproceedings,
  editor = 	 {Timo Honkela and Ville K\"{o}n\"{o}nen and Matti P\"{o}ll\"{a} and Olli Simula},
  title = 	 {Proceedings of {AKRR'05}, International and Interdisciplinary 
                  Conference on Adaptive Knowledge Representation and Reasoning},
  publisher =    {Helsinki University of Technology},
  year = 	 {2005},
  address = 	 {Espoo, Finland},
  OPTedition = 	 {},
  month = 	 {June},
  flags =        {AIRC copy}
}

@MastersThesis{polla05mscthesis,
  author = 	 {Matti P\"{o}ll\"{a}},
  title = 	 {Modeling Anticipatory Behavior with Self-Organizing Neural Networks},
  school = 	 {Helsinki University of Technology},
  year = 	 {2005},
  address = 	 {Espoo, Finland},
  month = 	 {May},
  url =          {http://www.cis.hut.fi/mpolla/publications/polla_mscthesis.pdf},
  flags =        {AIRC}
}

@InProceedings{polla05akrr,
  author =       {Matti P\"{o}ll\"{a} and Tiina Lindh-Knuutila and Timo Honkela},
  title =        {Self-Refreshing {SOM} as a Semantic Memory Model},
  booktitle =    {Proceedings of {AKRR'05}, International and Interdisciplinary
                  Conference on Adaptive Knowledge Representation and Reasoning},
  pages =        {171--174},
  year =         {2005},
  address =      {Espoo, Finland},
  month =        {June},
  url =          {http://www.cis.hut.fi/AKRR05/papers/akrr05polla.pdf},
  flags =        {AIRC}
}

@Article{ovaska03,
  author = 	 {Seppo Ovaska and Olli Vainio and Matti P\"{o}ll\"{a}},
  title = 	 {Adaptive filtering using multiplicative general parameters for zero-crossing detection},
  journal = 	 {IEEE Transactions on Industrial Electronics},
  year = 	 {2003},
  volume = 	 {50},
  number = 	 {6},
  pages = 	 {1340--1342},
  month = 	 {December}
}

@InProceedings{polla03finsig,
  author =       {Matti P\"{o}ll\"{a}},
  year =         {2003},
  title =        {Comparison of Predictive {FIR}-based Zero-Crossing Detection Methods},
  booktitle =    {Proceedings of {FINSIG'03} -- 2003 Finnish Signal Processing Symposium},
  address =      {Tampere, Finland},
  pages =        {87--90},
  month =        {May},
  url =          {http://www.cis.hut.fi/mpolla/publications/polla03.pdf}
}