Jorma Laurikkala

Research output

Research output per year 1998 1998 1999 2000 2001 2015 2017

• 36 Article
• 25 Conference contribution
• 2 Chapter
• 2 Other online publication
• 1 More
  • 1 Doctoral thesis

Research output per year

Research output per year

Search results

• 2017

  GDP growth vs. criminal phenomena: data mining of Japan 1926-2013

  Li, X., Joutsijoki, H., Laurikkala, J. & Juhola, M., 2017, In: AI & SOCIETY.

  Research output: Contribution to journal › Article › Scientific › peer-review
  3 Citations (Scopus)
• 2016

  A software tool for studying the size and shape of human cardiomyocytes

  Rasku, J., Ojala, M., Pölönen, R. P., Joutsijoki, H., Gizatdinova, Y., Laurikkala, J., Kartasalo, K., Aalto-Setälä, K. & Juhola, M., 2016, In: Biomedical Signal Processing and Control. 30, p. 134-139 6 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Size-and-shape 100%
  • Human Cardiomyocytes 100%
  • Software Development Tool 100%
  • Baseline Method 100%
  • Region of Interest 50%
• 2015

  Biometric verification with eye movements: results from a long-term recording series

  Zhang, Y., Laurikkala, J. & Juhola, M., 2015, In: IET BIOMETRICS. 4, 3, p. 162-168

  Research output: Contribution to journal › Article › Scientific › peer-review
  2 Citations (Scopus)

• Crime vs. demographic factors revisited: Application of data mining methods

  Li, X., Joutsijoki, H., Laurikkala, J. & Juhola, M., 2015, In: Webology. 12, 1, p. 1-17

  Research output: Contribution to journal › Article › Scientific › peer-review
  3 Citations (Scopus)

• Homicide and Its Social Context : Analysis Using the Self-Organizing Map

  Li, X., Joutsijoki, H., Laurikkala, J., Siermala, M. & Juhola, M., 2015, In: Applied Artificial Intelligence. 29, 4, p. 382-401

  Research output: Contribution to journal › Article › Scientific › peer-review
  3 Citations (Scopus)

• On the influence of training data quality on text document classification using machine learning methods

  Saarikoski, J., Joutsijoki, H., Järvelin, K., Laurikkala, J. & Juhola, M., 2015, In: International Journal of Knowledge Engineering and Data Mining. 3, 2, p. 143-169

  Research output: Contribution to journal › Article › Scientific › peer-review

• Signal analysis and classification methods for the calcium transient data of stem cell-derived cardiomyocytes

  Juhola, M., Penttinen, K., Joutsijoki, H., Varpa, K., Saarikoski, J., Rasku, J., Siirtola, H., Iltanen, K., Laurikkala, J., Hyyrö, H., Hyttinen, J. & Aalto-Setälä, K., 2015, In: Computers in Biology and Medicine. 61, p. 1-7 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Signal Analysis 100%
  • Signal Classification 100%
  • Classification Methods 100%
  • Stem Cell-derived Cardiomyocytes 100%
  • Calcium Transient 100%
  21 Citations (Scopus)
• 2014

  Biometric verification of a subject with eye movements, with special reference to temporal variability in saccades between a subject’s measurements

  Zhang, Y., Laurikkala, J. & Juhola, M., 2014, In: INTERNATIONAL JOURNAL OF BIOMETRICS. 6, 1, p. 75-94

  Research output: Contribution to journal › Article › Scientific › peer-review
  11 Citations (Scopus)

• Dimensionality reduction in text classification using scatter method

  Saarikoski, J., Laurikkala, J., Järvelin, K., Siermala, M. & Juhola, M., 2014, In: International Journal of Data Mining, Modelling and Management. 6, 1, p. 1-21

  Research output: Contribution to journal › Article › Scientific › peer-review
  3 Citations (Scopus)
• 2013

  Missing values: how many can they be to preserve classification reliability?

  Juhola, M. & Laurikkala, J., 2013, In: Artificial Intelligence Review. 40, 3, p. 231-245

  Research output: Contribution to journal › Article › Scientific › peer-review
  22 Citations (Scopus)
• 2009

  A study of the use of self-organising maps in information retrieval

  Saarikoski, J., Laurikkala, J., Järvelin, K. & Juhola, M., 2009, In: JOURNAL OF DOCUMENTATION. 65, 2, p. 304-322

  Research output: Contribution to journal › Article › Scientific › peer-review
  8 Citations (Scopus)

• On metricity of two heterogeneous measures in the presence of missing values

  Juhola, M. & Laurikkala, J., 2009, In: Artificial Intelligence Review. 28, 2, p. 163-178

  Research output: Contribution to journal › Article › Scientific › peer-review
  9 Citations (Scopus)
• 2008

  Focused web crawling in the acquisition of comparable corpora

  Talvensaari, T., Pirkola, A., Järvelin, K., Juhola, M. & Laurikkala, J., 2008, In: INFORMATION RETRIEVAL. 11, 5, p. 427-445

  Research output: Contribution to journal › Article › Scientific › peer-review
  39 Citations (Scopus)
• 2007

  Corpus-based cross-language information retrieval in retrieval of highly relevant documents

  Talvensaari, T., Juhola, M., Laurikkala, J. & Järvelin, K., 2007, In: Journal of the American Society for Information Science and Technology. 58, 3, p. 322-334

  Research output: Contribution to journal › Article › Scientific › peer-review
  13 Citations (Scopus)

• Creating and exploiting a comparable corpus in cross-language information retrieval

  Talvensaari, T., Laurikkala, J., Järvelin, K., Juhola, M. & Keskustalo, H., 2007, In: ACM Transactions on Information Systems. 25, 1

  Research output: Contribution to journal › Article › Scientific › peer-review
  43 Citations (Scopus)

• Evaluation and classification of otoneurological data with new data analysis methods based on machine learning

  Siermala, M., Juhola, M., Laurikkala, J., Iltanen, K., Kentala, E. & Pyykkö, I., 2007, In: Information Sciences. 177, p. 1963-1976

  Research output: Contribution to journal › Article › Scientific › peer-review
  9 Citations (Scopus)

• On principal component analysis, cosine and Euclidean measures in information retrieval

  Korenius, T., Laurikkala, J. & Juhola, M., 2007, In: Information Sciences. 177, 22, p. 4893-4905

  Research output: Contribution to journal › Article › Scientific › peer-review
  142 Citations (Scopus)

• On the neural network classification of medical data and an endeavour to balance non-uniform data sets with artificial data extension

  Autio, L., Juhola, M. & Laurikkala, J., 2007, In: Computers in Biology and Medicine. 37, p. 388-397

  Research output: Contribution to journal › Article › Scientific › peer-review

  23 Citations (Scopus)
• 2006

  A study on automatic creation of a comparable document collection in cross-language information retrieval

  Talvensaari, T., Laurikkala, J., Järvelin, K. & Juhola, M., 2006, In: JOURNAL OF DOCUMENTATION. 62, 3, p. 372-387

  Research output: Contribution to journal › Article › Scientific › peer-review
  4 Citations (Scopus)

• Hierarchical clustering of a Finnish newspaper article collection with graded relevance assessments

  Korenius, T., Laurikkala, J., Juhola, M. & Järvelin, K., 2006, In: INFORMATION RETRIEVAL. 9, 1, p. 33-53

  Research output: Contribution to journal › Article › Scientific › peer-review
  6 Citations (Scopus)
• 2004

  A principal components analysis of a Meniere's disease data set

  Kentala, E., Laurikkala, J. & Juhola, M., 2004, In: Journal of Vestibular Research. 2-3, p. 269

  Research output: Contribution to journal › Article › Scientific › peer-review

• Novel means for artificial neural network classification of otoneurological data

  Juhola, M., Siermala, M., Laurikkala, J., Iltanen, K., Kentala, E. & Pyykkö, I., 2004, In: Journal of Vestibular Research. 14, 2-3, p. 133-134

  Research output: Contribution to journal › Article › Scientific › peer-review
• 2002

  Evaluation of outliers in a vertigo data set

  Laurikkala, J., Juhola, M. & Pyykkö, I., 2002, In: Journal of Vestibular Research. 11, 3-5, p. 273-274

  Research output: Contribution to journal › Article › Scientific › peer-review

• Instance-based data reduction for improved identification of difficult small classes

  Laurikkala, J., 2002, In: INTELLIGENT DATA ANALYSIS. 6, 4, p. 311-322

  Research output: Contribution to journal › Article › Scientific › peer-review

  23 Citations (Scopus)
• 2001

  Analysis of the imputed female urinary incontinence data for the evaluation of expert system parameters

  Laurikkala, J., Juhola, M., Lammi, S., Penttinen, J. & Aukee, P., 2001, In: Computers in Biology and Medicine. 31, 4, p. 239-257

  Research output: Contribution to journal › Article › Scientific › peer-review
  20 Citations (Scopus)

• A novel machine learning program applied to discover otological diagnoses

  Laurikkala, J., Kentala, E., Juhola, M. & Pyykkö, I., 2001, In: Scandinavian Audiology. 30, 1, p. 100-102

  Research output: Contribution to journal › Article › Scientific › peer-review

  9 Citations (Scopus)

• Application of artificial intelligence in audiology

  Juhola, M., Viikki, K., Laurikkala, J., Auramo, Y., Kentala, E. & Pyykkö, I., 2001, In: Scandinavian Audiology. 30, supplement 52, 1, p. 97-99

  Research output: Contribution to journal › Article › Scientific › peer-review

  5 Citations (Scopus)

• Classification of patients on the basis of otoneurological data by using Kohonen networks

  Juhola, M., Laurikkala, J., Viikki, K., Kentala, E. & Pyykkö, I., 2001, In: Acta Otolaryngologica. supplement 545, p. 50-52

  Research output: Contribution to journal › Article › Scientific › peer-review

  10 Citations (Scopus)

• Experiences of otoneurological expert system for vertigo

  Kentala, E., Laurikkala, J., Viikki, K., Auramo, Y., Juhola, M., Pyykkö, I. & Iltanen, K., 2001, In: Scandinavian Audiology. 30, 1, p. 90-91

  Research output: Contribution to journal › Article › Scientific › peer-review

  6 Citations (Scopus)

• Postural Control as Assessed with Virtual Reality

  Tossavainen, T., Juhola, M., Aalto, H., Toppila, E., Pyykkö, I., Honkavaara, P., Laurikkala, J. & Laakso, J., 2001, In: Acta Otolaryngol. 2001, Suppl 545, p. 53-56

  Research output: Contribution to journal › Article › Scientific › peer-review
• 2000

  Usefulness of imputation for the analysis of incomplete otoneurologic data

  Laurikkala, J., Kentala, E., Juhola, M., Pyykkö, I. & Lammi, S., 2000, In: International Journal of Medical Informatics. 58-59, 1, p. 235-242

  Research output: Contribution to journal › Article › Scientific › peer-review
  25 Citations (Scopus)
• 1999

  Comparison of Genetic Algorithms and Other Classification Methods in the Diagnosis of Female Urinary Incontinence

  Laurikkala, J., Juhola, M., Lammi, S., Viikki, K. & Iltanen, K., 1999, In: Methods of Information in Medicine. 38, 2, p. 125-131

  Research output: Contribution to journal › Article › Scientific › peer-review

  16 Citations (Scopus)

• Discovering diagnostic rules from a neurotologic database with genetic algorithms

  Kentala, E., Laurikkala, J., Pyykkö, I. & Juhola, M., 1999, In: Annals of Otology, Rhinology & Laryngology. 10, p. 948-954

  Research output: Contribution to journal › Article › Scientific › peer-review

  25 Citations (Scopus)

• Otoneurological expert system for vertigo

  Kentala, E., Pyykkö, I., Auramo, Y., Laurikkala, J. & Juhola, M., 1999, In: Acta Otolaryngologica. 199, p. 517-521

  Research output: Contribution to journal › Article › Scientific › peer-review

  26 Citations (Scopus)
• 1998

  A genetics-based machine learning system to discover the diagnostic rules for female urinary incontinence

  Laurikkala, J. & Juhola, M., 1998, In: Computer Methods and Programs in Biomedicine. 55, p. 217-228

  Research output: Contribution to journal › Article › Scientific › peer-review

  24 Citations (Scopus)

• Comparison of diagnostic accuracy between genetic algorithm and discriminant analysis in neurotologic expert system

  Kentala, E., Laurikkala, J., Juhola, M. & Pyykkö, I., 1998, In: The International Tinnitus Journal. 4, p. 35

  Research output: Contribution to journal › Article › Scientific › peer-review