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Jorma Laaksonen

  • Phone+358503058719
  • Aalto SCI Computer Science Konemiehentie 2

19962020

Research output per year

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Research Output

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Conference contribution
1996

Classification with Learning k-Nearest Neighbors

Laaksonen, J. & Oja, E., 1996, International Conference on Neural Networks (ICNN'96), Washington DC, USA, June 3-6, 1996. p. Vol. 3, 1480-1483

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

42 Citations (Scopus)

Neural Network and Statistical Perspectives of Classification

Holmström, L., Koistinen, P., Laaksonen, J. & Oja, E., 1996, 13th International Conference on Pattern Recognition, Vienna, Austria, Aug. 25-30, 1996. p. 286-290

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

3 Citations (Scopus)

Subspace Dimension Selection and Averaged Learning Subspace Method in Handwritten Digit Classification

Laaksonen, J. & Oja, E., 1996, International Conference on Artificial Neural Networks (ICANN-96), Bochum, Germany, July 16-19, 1996. p. 227-232

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

30 Citations (Scopus)
1997

Density Function Interpretation of Subspace Classification Methods

Laaksonen, J. & Oja, E., 1997, 10th Scandinavian Conference on Image Analysis, June 9-12, 1997, Lappeenranta, Finland. p. 487

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

Error-Corrective Feature Extraction in Handwritten Digit Recognition

Laaksonen, J. & Oja, E., 1997, Engineering Applications of Neural Networks (EANN97), June 16-18, 1997, Stockholm, Sweden. p. 37-40

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

Local Subspace Classifier and Local Subspace SOM

Laaksonen, J., 1997, Workshop on Self-Organizing Maps (WSOM'97), Espoo, Finland, June 4-6, 1997. p. 32-37

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

1998

Comparison of Adaptive Strategies for On-Line Character Recognition

Laaksonen, J., Hurri, J., Oja, E. & Kangas, J., 1998, International Conference on Neural Networks (ICANN'98), Skövde, Sweden, September 2-4, 1998. p. 245-250

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

1999

Adaptive Local Subspace Classifier in On-line Recognition of Handwritten Characters

Laaksonen, J., Aksela, M., Oja, E. & Kangas, J., 1999, International Joint Conference on Neural Networks (IJCNN'99), Washington, D.C., USA, July 10-16, 1999.

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

3 Citations (Scopus)

Dynamically Expanding Context as Committee Adaptation Method in On-line Recognition of Handwritten Latin Characters

Laaksonen, J., Aksela, M., Oja, E. & Kangas, J., 1999, 5th International Conference on Document Analysis and Recognition (ICDAR'99), Bangalore, India, September 20-22, 1999. p. 796-799

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

On-line Adaptation in Recognition of Handwritten Alphanumeric Characters

Vuori, V., Laaksonen, J., Oja, E. & Kangas, J., 1999, 5th International Conference on Document Analysis and Recognition (ICDAR'99), Bangalore, India, September 20-22, 1999. p. 792-795

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

PicSOM: Self-Organizing Maps for Content-Based Image Retrieval

Laaksonen, J., Koskela, M. & Oja, E., 1999, International Joint Conference on Neural Networks (IJCNN'99), Washington, D.C., USA, July 10-16, 1999.

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

53 Citations (Scopus)

PicSOM - A Framework for Content-Based Image Database Retrieval using Self-Organizing Maps

Laaksonen, J., Koskela, M. & Oja, E., 1999, 11th Scandinavian Conference on Image Analysis (SCIA'99), Kangerlussuaq, Greenland, June 7-11, 1999. p. 151-156

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

2000

Adaptive Character Recognizer for a Hand-Held Device: Implementation and Evaluation Setup

Vuori, V., Aksela, M., Laaksonen, J., Oja, E. & Kangas, J., 2000, 7th International Workshop on Frontiers in Handwriting Recognition, Amsterdam, The Netherlands, Sep. 11-13, 2000. p. 13-22

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

Analyzing Low-Level Visual Features Using Content-Based Image Retrieval

Laaksonen, J., Oja, E., Koskela, M. & Brandt, S., 2000, 7th International Conference on Neural Information Processing (ICONIP'00), Taejon, Korea, November 14-18, 2000. p. 1333-1338

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

Content-Based Image Indexing and Retrieval: The PicSOM System

Koskela, M., Laaksonen, J., Laakso, S. & Oja, E., 2000, 9th Finnish Artificial Intelligence Conference (STeP 2000), 'AI of Tomorrow': Symposium on Theory, Espoo, Finland. August 28-31, 2000. p. 219-226

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

Evaluating the Performance of Content-Based Image Retrieval Systems

Koskela, M., Laaksonen, J., Laakso, S. & Oja, E., 2000, Fourth International Conference on Visual Information Systems (VISual 2000), Lyon, France, November 2-4, 2000. p. 430-441

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

4 Citations (Scopus)

The PicSOM Retrieval System: Description and Evaluations

Koskela, M., Laaksonen, J., Laakso, S. & Oja, E., 2000, The Challenge of Image Retrieval 2000 (CIR2000), Brighton, UK, May 4-5, 2000.

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

2001

Application of Adaptive Committee Classifiers in On-Line Character Recognition

Aksela, M., Laaksonen, J., Oja, E. & Kangas, J., 2001, Second International Conference on Advances in Pattern Recognition (ICAPR'01), Rio de Janeiro, Brazil, March 11-14, 2001. Berlin, p. 270-279

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

Comparison of Techniques for Content-Based Image Retrieval

Koskela, M., Laaksonen, J. & Oja, E., 2001, 12th Scandinavian Conference on Image Analysis (SCIA'01), Bergen, Norway, June 11-14, 2001. p. 579-586

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

PicSOM Content-Based Image Retrieval System - Comparison of Techniques

Koskela, M., Laaksonen, J. & Oja, E., 2001, 3rd European Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2001), Tampere, Finland, May 16-17, 2001.

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

Self-Organizing Image Retrieval with MPEG-7 Descriptors

Koskela, M., Laaksonen, J. & Oja, E., 2001, Infotech Oulu International Workshop on Information Retrieval (IR 2001), Oulu, Finland, September 19-21, 2001.

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

Self-Organizing Maps of Web Link Information

Laakso, S., Laaksonen, J., Koskela, M. & Oja, E., 2001, Advances in Self-Organizing Maps, Workshop on Self-Organizing Maps (WSOM'01), Lincoln, UK, June 13-15, 2001. Allinson, N., Yin, H. & Slack, J. (eds.). London, p. 146-151

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

Speeding up On-line Recognition of Handwritten Characters by Pruning the Prototype Set

Vuori, V., Laaksonen, J., Oja, E. & Kangas, J., 2001, Sixth International Conference on Document Analysis and Recognition (ICDAR'01), Seattle, Washington, USA, September 10-13, 2001. p. 501-505

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

2002

Browsing an Electronic Mail-Order Catalogue with PicSOM Content-Based Image Retrieval System

Viitaniemi, V. & Laaksonen, J., 2002, SuomenTekoälytutkimuksen Päivät, STeP -2002, Oulu, Finland, December 15-17, 2002. p. 170-181

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

Class-Confidence Critic Combining

Aksela, M., Girdziusas, R., Laaksonen, J., Oja, E. & Kangas, J., 2002, 8th International Workshop on Frontiers in Handwriting Recognition (IWFHR-8), Niagara-on-the-Lake, Ontario, Canada, August 6-8, 2002. p. 201-206

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

Implementing Relevance Feedback as Convolutions of Local Neighborhoods on Self-Organizing Maps

Koskela, M., Laaksonen, J. & Oja, E., 2002, International Conference on Artificial Neural Networks, Madrid, Spain, August 2002. p. 981-986

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

11 Citations (Scopus)

MPEG-7 Descriptors in Content-Based Image Retrieval with PicSOM System

Koskela, M., Laaksonen, J. & Oja, E., 2002, 5th International Conference on Visual Information System, HsinChu, Taiwan, March 11-13, 2002. p. 247-258

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

2 Citations (Scopus)
2003

An Efficiency Comparison of Two Content-Based Image Retrieval Systems, GIFT and PicSOM

Rummukainen, M., Laaksonen, J. & Koskela, M., 2003, International Conference on Image and Video Retrieval (CIVR 2003), Urbana, IL, USA, July 2003. p. 500-509

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

4 Citations (Scopus)

Content-Based Browsing of Mail-Order Catalogue with PicSOM System

Viitaniemi, V. & Laaksonen, J., 2003, Ninth International Conference on Distributed Multimedia Systems / The 2003 Conference on Visual Information Systems (VIS'2003), Miami, FL, USA, September 2003. p. 381-386

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

Inter-Query Relevance Learning in PicSOM for Content-Based Image Retrieval

Koskela, M., Laaksonen, J. & Oja, E., 2003, Supplementary Proc. of International Conference on Artificial Neural Networks (ICANN'03), Istanbul, Turkey, June 26-28, 2003. p. 520-523

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

Probability Interpretation of Distributions on SOM Surfaces

Laaksonen, J., Koskela, M. & Oja, E., 2003, Workshop on Self-Organizing Maps (WSOM'03), Hibikino, Japan, September 11-14, 2003. p. 77-82

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

Using Image Segments in PicSOM CBIR System

Sjöberg, M., Laaksonen, J. & Viitaniemi, V., 2003, 13th Scandinavian Conference on Image Analysis (SCIA 2003), Göteborg, Sweden, June 29-July 2, 2003. p. 1106-1113

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

4 Citations (Scopus)

Using Long-Term Learning to Improve Efficiency of Content-Based Image Retrieval

Koskela, M. & Laaksonen, J., 2003, 3rd International Workshop on Pattern Recognition in Information Systems (PRIS 2003), Angers, France, April 2003. p. 72-79

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

2004

Entropy-Based Measures for Clustering and SOM Topology Preservation Applied to Content-Based Image Indexing and Retrieval

Koskela, M., Laaksonen, J. & Oja, E., 2004, 17th International Conference on Pattern Recognition (ICPR 2004), Cambridge, UK, August 2004. p. 1005-1008

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

21 Citations (Scopus)

Gaussian Process Regression with Fluid Hyperpriors

Girdziusas, R. & Laaksonen, J., 2004, 11th International Conference on Neural Information Processing, Calcutta, India, November 22-25, 2004. Berlin Heidelberg, p. 567-572

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

1 Citation (Scopus)

Task-Based User Evaluation of Content-Based Image Database Browsing Systems

Ojala, T., Koskela, M., Matinmikko, E., Rautiainen, M., Laaksonen, J. & Oja, E., 2004, 3rd International Conference on Image and Video Retrieval (CIVR 2004), Dublin, Ireland, July 2004. p. 234-242

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

Use of Image Subset Features in Image Retrieval with Self-Organizing Maps

Koskela, M., Laaksonen, J. & Oja, E., 2004, 3rd International Conference on Image and Video Retrieval (CIVR 2004), Dublin, Ireland, July 2004. p. 508-516

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

21 Citations (Scopus)
2005

Application of Self-Organizing Maps and Automatic Image Segmentation to 101 Object Categories Database

Laaksonen, J., Viitaniemi, V. & Koskela, M., 2005, Fourth International Workshop on Content-Based Multimedia Indexing (CBMI 2005), Riga, Latvia, June 2005.

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

Approximated Cassification in Interactive Facial Image Retrieval

Yang, Z. & Laaksonen, J., 2005, 14th Scandinavian Conference on Image Analysis (SCIA 2005), Joensuu, Finland, June 2005. p. 770-

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

Content-Based Retrieval of Web Pages and Other Hierarchical Objects with Self-Organizing Maps

Sjöberg, M. & Laaksonen, J., 2005, 15th International Conference on Artificial Neural Networks ICANN 2005, Warsaw, Poland, September 2005. p. 841-846

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

3 Citations (Scopus)

Emergence of Semantic Concepts in Visual Databases

Laaksonen, J., Viitaniemi, V. & Koskela, M., 2005, International and Interdisciplinary Conference on Adaptive Knowledge Representation and Reasoning (AKRR 05), Espoo, Finland, June 2005. p. 127-

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

Gaussian Processes of Nonlinear Diffusion Filtering

Girdziusas, R. & Laaksonen, J., 2005, IEEE-INNS-ENNS Int. Joint Conference on Neural Networks, Montréal, Canada, July 31 - August 4, 2005. p. 1012-1017

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

Interactive Retrieval in Facial Image Database using Self-Organizing Maps

Yang, Z. & Laaksonen, J., 2005, IAPR Conference on Machine Vision Applications (MVA 2005), Tsukuba Science City, Japan, May 2005. p. 112-

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

12 Citations (Scopus)

Jacobi Alternative to Bayesian Evidence Maximization in Diffusion Filtering

Girdziusas, R. & Laaksonen, J., 2005, Int. Conf. on Artificial Neural Networks (ICANN 2005), Warsaw, Poland, September 2005. Duch, W., Kacprzyk, J. & Oja, E. E. A. (eds.). p. 247-252

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

Keyword-Detection Approach to Automatic Image Annotation

Viitaniemi, V. & Laaksonen, J., 2005, 2nd European Workshop on the Integration of Knowledge, Semantic and Digital Media Technologies (EWIMT 2005), London, UK, November 2005. p. 15-22

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

6 Citations (Scopus)

On Adaptive Confidences for Critic-Driven Classifier Combining

Aksela, M. & Laaksonen, J., 2005, 3rd International Conference on Advances in Pattern Recognition 2005, Bath, United Kingdom, August 22-25, 2005. p. 71-80

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

Optimal Ratio of Lamé Moduli with Application to Motion of Jupiter Storms

Girdziusas, R. & Laaksonen, J., 2005, 14th Scandinavian Conference on Image Analysis, Joensuu, Finland, June 19-22, 2005. Kälviäinen, H., Parkkinen, J. & Kaarna, A. (eds.). p. 1096-1106

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

Optimal Stopping and Constraints for Diffusion Models of Signals with Discontinuities

Girdziusas, R. & Laaksonen, J., 2005, 16th European Conference on Machine Learning, Porto, Portugal, October 3-7, 2005. p. 576-583

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

Partial Relevance in Interactive Facial Image Retrieval

Yang, Z. & Laaksonen, J., 2005, 3rd International Conference on Advances in Pattern Recognition (ICAPR 2005), Bath, UK, August 2005. p. 216-225

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

7 Citations (Scopus)

PicSOM Experiments in TRECVID 2005

Koskela, M., Laaksonen, J., Sjöberg, M. & Muurinen, H., 2005, TRECVID 2005 Workshop, Gaithersburg, MD, USA, November 2005. p. 262-270

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

11 Citations (Scopus)