Self-organizing word map for context-based document classification

WSOM 2007 - 6th Int. Workshop on Self-Organizing Maps

Volumn , Issue , 2007, Pages

  Tsimboukakis, N ^a   Tambouratzis, G ^a  

^a INSTITUTE FOR LANGUAGE AND SPEECH PROCESSING   (Greece)

Author keywords

Document classification; Hybrid neural network architecture; MLP; SOM; Word map

Indexed keywords

CLASSIFICATION RESULTS; DOCUMENT CLASSIFICATION; DOCUMENT COLLECTION; DOCUMENT CONTENTS; DOCUMENT ORGANIZATION; HYBRID NEURAL NETWORKS; MLP; SOM;

CONFORMAL MAPPING; FEATURE EXTRACTION; NETWORK ARCHITECTURE;

INFORMATION RETRIEVAL SYSTEMS;

EID: 84893435829     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (19)

1. T. Kohonen, S. Kaski, K. Lagus, Salojärvi, J. Honkela, V. Patero and A. Saarela "Self-Organisation of a Massive Document Collection.," IEEE Transactions on Neural Networks, Vol. 11, No. 3, pp. 574-585, 2000.
2. K. Lagus, S. Kaski and T. Kohonen "Mining Massive Document Collections by the WEBSOM Method.," Information Sciences, Vol. 163, No. 1-3, pp. 135-156, 2004.
3. R.T. Freeman and H. Yin "Web content management by self-organization,", IEEE Transactions on Neural Networks, Vol. 16, No 5, pp. 1256-1268, 2005.
4. S. Kaski "Dimensionality Reduction by Random mapping: Fast Similarity Computation for Clustering.," In Proceedings of IJCNN'98, International Joint Conference on Neural Networks, Vol. 1, pp. 413-418, 1998.
5. A. Georgakis, C. Kotropoulos, A. Xafopoulos, and I. Pitas, "Marginal median SOM for document organization and retrieval,", Neural Networks, Vol. 17, No. 3, pp. 365-377, 2004.
6. D. Pullwitt, "Integrating Contextual Information to Enhance SOM-based Text Document Clustering.," Neural Networks, Vol. 15, pp. 1099-1106, 2002.
7. K. Linden "Evaluation of Linguistic Features for Word Sense Disambiguation with Self-Organised Document Maps,". Computers and the Humanities, Vol. 38, pp. 417-435, 2004.
8. G. Tambouratzis, "Assessing the effectiveness of Feature Groups in Author Recognition Tasks with the SOM Model.," IEEE Transactions on Systems, Man & Cybernetics, Vol. 36, No. 2, pp. 249-259, 2006.
9. G. Tambouratzis, S. Markantonatou, N. Hairetakis, M. Vassiliou, D. Tambouratzis and G. Carayannis "Discriminating the Registers and Styles in the Modern Greek Language - Part 2: Extending the Feature Vector to Optimise Author Discrimination,", Literary and Linguistic Computing, Vol. 19, No. 2, pp. 221-242, 2004.
10. G. Tambouratzis and M. Vassiliou "Employing Thematic Variables for Enhancing Classification Accuracy Within Author Discrimination Experiments.," Literary and Linguistic Computing, Vol. 22, No. 2, pp. 207-224, 2007.
11. H. Papageorgiou, P. Prokopidis, V. Giouli and S. Piperidis, "A Unified PoS Tagging Architecture and its Application to Greek,", Second International Conference on Language Resources and Evaluation Proceedings, Athens, Greece, Vol. 3, pp. 1455-1462, 2000.
12. T. Kohonen, "Self-Organized formation of topologi-cally correct feature maps,", Biological Cybernetics, Vol. 43, pp. 59-69, 1982.
13. J. Vesanto, J. Himberg, E. Alhoniemi and J. Parhankangas "SOM Toolbox for MATLAB 5,". SOM Toolbox team, Helsinki University of Technology, Helsinki, Finland. [Online] Report A57, 2000.
14. J. Vesanto and E. Alhoniemi, "Clustering of the Self-Organising Map,". IEEE Transactions on Neural Networks, Vol. 11, No. 3, pp. 586-600, 2000.
15. nd edition), Wiley, New York, 2001.
16. M. Riedmiller and H. Braun "A direct adaptive method for faster backpropagation learning: the RPROP algorithm,", Proceedings of the IEEE International Conference on Neural Networks, San Francisco, pp. 586-591, 1993.
17. C. Igel and M. Huesken "Empirical evaluation of the improved Rprop learning algorithm,", Neurocomputing, Vol. 50, pp. 105-123, 2003.
18. nd edition), Prentice Hall, 1999.
19. D. Nguyen and B. Widrow "Improving the learning speed of 2-layer neural networks by choosing initial values of adaptive weights,", Proceedings of the International Joint Conference on Neural Networks, Vol. 3, pp. 21-26, 1990.