Publications

2013

  1. M.J. Alam, T. Kinnunen, P. Kenny, P. Ouellet, D. O'Shaughnessy: "Multitaper MFCC and PLP features for speaker verification using i-vectors", Speech Communication, 55 (2), 237-251, February 2013. (pdf)

2012

  1. Z. Wu, T. Kinnunen, E.S. Chng, H. Li, "Mixture of factor analyzers using priors from non-parallel speech for voice conversion", IEEE Signal Processing Letters 19 (12), 914-917, December 2012. (pdf)

  2. Q. Zhao, V. Hautamäki, I. Kärkkäinen and P. Fränti, "Random swap EM algorithm for Gaussian mixture models", Pattern Recognition Letters, 33, 2120-2126, 2012. (pdf)

  3. M.I. Malinen and P. Fränti, "Clustering by analytic functions", Information Sciences, 217, 31-38, December 2012. (pdf)

  4. P. Mowlaee, R. Saeidi, M.G. Christensen, Z.-H. Tan, T. Kinnunen, P. Fränti, S.H. Jensen, "A joint approach for single-channel speaker identification and speech separation", IEEE Trans. on Audio, Speech and Language Processing, 20 (9), 2586-2601, November 2012. (pdf)

  5. T. Kinnunen, R. Saeidi, F. Sedlak, K.A. Lee, J. Sandberg, M. Hansson-Sandsten, H. Li, "Low-variance multitaper MFCC features: a case study in robust speaker verification", IEEE Trans. Audio, Speech and Language Processing, 20 (7), 1990-2001, September 2012. (pdf)

  6. X. Sun, J. Huang, W. Liu and M. Xu, "Pavement crack characteristic detection based on sparse representation", EURASIP Journal on Adavanced in Signal Processing, 191, August 2012. (pdf)

  7. M. Chen, M. Xu and P. Fränti, "A fast O(N) multi-resolution polygonal approximation algorithm for GPS trajectory simplification", IEEE Trans. Image Processing, 21 (5), 2770-2785, May 2012. (pdf)

  8. C. Hanilci, T. Kinnunen, F. Ertas, R. Saeidi, J. Pohjalainen, and P. Alku, "Regularized all-pole models for speaker verification under noisy environments", IEEE Signal Processing Letters, 19(3), 163-166, March 2012. (pdf)

  9. Y.Li, M. Xu and Q. Sun, "Graphical quantum error-correcting codes based on entanglement of subgraphs", Int. Journal of Modern Physics B, 26 (4), 2012. (pdf)

  10. Q. Zhao, M. Rezaei, H. Chen and P. Fränti, "Keyword clustering for automatic categorization", IEEE Int. Conf. on Pattern Recognition (ICPR'12), Tsukuba City, Japan, 2845-2848, November 2012. (pdf)

  11. M. Chen, M. Xu and P. Fränti, "Compression of GPS trajectories using optimized approximation", IEEE Int. Conf. on Pattern Recognition (ICPR'12), Tsukuba City, Japan, 3180-3183, November 2012. (pdf)

  12. K. Waga, A. Tabarcea, R. Mariescu-Istodor and P. Fränti, "System for real time storage, retrieval and visualization of GPS tracks", Int. Conf. System Theory, Control and Computing (ICSTCC), Sinai, Romania, Vol. 2, October 2012.

  13. K. Waga, A. Tabarcea, M. Chen and P. Fränti, "Detecting movement type by route segmentation and classification", IEEE Int. Conf. on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom'12), Pittsburgh, USA, 2012. (pdf)

  14. K. Waga, A. Tabarcea and P. Fränti, "Recommendation of points of interest from user generated data collection", IEEE Int. Conf. on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom'12), Pittsburgh, USA, 2012. (pdf)

  15. T. Kinnunen, R. Saeidi, J. Leppänen, J.P. Saarinen, "Audio context recognition in variable mobile environments from short segments using speaker and language recognizers", Odyssey: the speaker and language recognition workshop, Singapore, June 2012.

  16. C. Hanilci, T. Kinnunen, R. Saeidi, J. Pohjalainen, P. Alku, F. Ertas, "Regularization of all-pole models for speaker verification under additive noise", Odyssey: the speaker and language recognition workshop, Singapore, June 2012.

  17. V. Hautamäki, K.A. Lee, A. Larcher, T. Kinnunen, B. Ma, H. Li, "Variational Bayes logistic regression as regularized fusion for NIST SRE 2010", Odyssey: The Speaker and Language Recognition Workshop, Singapore, June 2012.

  18. M. Chen, M. Xu and P. Fränti, "Compression of GPS trajectories", IEEE Int. Conf. on Data Compression Conference (DCC'12), Snowbird, Utah, 62-71, April 2012.

  19. T. Kinnunen, H. Leisma, M. Machunik, T. Kakkonen, J.-L. Lebrun, "SWAN - Scientific Writing AssistaNt. A tool for helping scholars to write reader-friendly manuscripts", demonstrator in Conf. of the European Chapter of the Association for Computational Linguistics (EACL'2012), Avignon, France, April 2012.

  20. T. Kinnunen, Z.-Z. Wu, K. A. Lee, F. Sedlak, E. S. Chng, H. Li, "Vulnerability of speaker verification systems against voice conversion spoofing attacks: the case of telephone speech", Proc. ICASSP 2012, 4401-4404, Kyoto, Japan, March 2012.

  21. S. Siddiq, T. Kinnunen, M. Vainio, S. Werner, "Intonational speaker verification: a study on parameters and performance under noisy conditions", Proc. ICASSP 2012, 4777-4780, Kyoto, Japan, March 2012.

  22. C. Hanilci, T. Kinnunen, R. Saeidi, J. Pohjalainen, P. Alku, F. Ertas, J. Sandberg, M. Hansson-Sandsten, "Comparing spectrum estimators in speaker verification under additive noise", Proc. ICASSP 2012, 4769-4772, Kyoto, Japan, March 2012.

2011

  1. M. Chen, M. Xu, P. Fränti, "Adaptive context-tree-based statistical filtering for raster map image denoising", IEEE Trans. on Multimedia, 13 (6), 1195-1207, December 2011. (pdf)

  2. T. Kinnunen, I. Sidoroff, M. Tuononen and P. Fränti, "Comparison of clustering methods: a case study of text-independent speaker modeling", Pattern Recognition Letters, 32 (13), 1604-1617. October 2011. (pdf)

  3. C. Zhong, D. Miao and P. Fränti, "Minimum spanning tree based split-and-merge: a hierarchical clustering method", Information Sciences, 181, 3397-3410, 2011. (pdf)

  4. K.A. Lee, C.H. You, H. Li, T. Kinnunen, K.C. Sim, "Using discrete probabilities with Bhattacharyya measure for SVM-based speaker verification", IEEE Trans. on Audio, Speech and Language Processing, 19 (4), 861-870, May 2011. (pdf)

  5. M.J. Alam, T. Kinnunen, P. Kenny, P. Ouellet, D. O'Shaughnessy, "Multitaper MFCC features for speaker verification using i-vectors", IEEE Automatic Speech Recognition and Understanding (ASRU 2011), Hawaii, December 2011.

  6. J. Rodriguez-Fuentes, M. Penagarikano, A. Varona, M. Diez, G. Bordel, D. Martinez, J. Villalba, A. Miguel, A. Ortega, E. Lleida, A. Abad, O. Koller, I. Trancoso, P. Lopez-Otero, L. Docio-Fernandez, C. Garcia-Mateo, R. Saeidi, M. Soufifar, T. Kinnunen, T. Svendsen, P. Fränti, "Multi-site heterogenous system fusions for the Albayzin 2010 language recognition evaluation", IEEE Automatic Speech Recognition and Understanding (ASRU 2011), Hawaii, December 2011.

  7. Q. Zhao, M. Xu and P. Fränti, "Expanding external validity measures for determining the number of clusters", Int. Conf. on Intelligent Systems Design and Applications (ISDA'11), Cordoba, Spain, 931-936, November 2011.

  8. K. Waga, A. Tabarcea and P. Fränti, "Context aware recommendation of location-based data", Int. Conf. on System Theory, Control and Computing (ICSTCC'2011), Sinaia, Romania, 658-663, October 2011. (pdf)

  9. V.H. Do, X. Xiao, V. Hautamäki, E.S. Chng, "Speech attribute recognition using context-dependent modeling", APSIPA ASC 2011, Xi'an, China, Paper #149, October 2011.

  10. E. Karpov, Z. Nasibov, T. Kinnunen and P. Fränti, "Combining voice activity detection algorithms by decision fusion", Speech and Computer (SPECOM'11), Kazan, Russia, 278-283, September 2011.

  11. M. Chen, M. Xu and P. Fränti, "Adaptive filtering of raster map images using optimal context selection", IEEE Int. Conf. on Image Processing (ICIP'11), Brussells, Belgium, 77-80, September 2011. (pdf)

  12. Z.J. Zhu, Z.G. Li, S. Rahardja and P. Fränti, "De-ghosting of HDR images with double-credit intensity mapping", IEEE Int. Conf. on Image Processing (ICIP'11), Brussells, Belgium, 1361-1364, September 2011.

  13. D. Kolossa, R. F. Astudillo, A. Abad, S. Zeiler, R. Saeidi, P. Mowlaee, J.P. da Silva Neto, R. Martin, "CHIME challenge: approaches to robustness using beamforming and uncertainty-of-observation techniques", Workshop on Machine Listening in Multisource Environments (CHiME'11), Florence, Italy, 6-11, September 2011.

  14. P. Mowlaee, R. Saeidi, Z.-H. Tan, M.G. Christensen, T. Kinnunen, S.H. Jensen, P. Fränti, R. Martin, "Sinusoidal-based approach for single-channel speech separation and recognition challenge", Interspeech'11, Florence, Italy, 677-680, August 2011.

  15. V. Hautamäki, K.A. Lee, T. Kinnunen, B. Ma, H. Li, "Regularized logistic regression fusion for speaker verification", Interspeech'11, Florence, Italy, 2745-2748, August 2011.

  16. K.A. Lee, C.H. You, V. Hautamäki, A. Larcher,and H. Li, "Spoken language recognition in the latent topic simplex", Interspeech'11, Florence, Italy, 2893-2896, August 2011.

  17. Q. Zhao, V. Hautamäki and P. Fränti, "RSEM: an accelerated algorithm on repeated EM", Int. Conf. Image & Graphics (ICIG'11), Hefei, China, 135-140, August 2011.

  18. M.I. Malinen and P. Fränti, "K-means*: clustering by gradual data transformation", Int. Conf. Image & Graphics (ICIG'11), Hefei, China, 350-355, August 2011.

  19. F. Sedlak, T. Kinnunen, V. Hautamäki and K.-A. Lee, H. Li, "Classifier subset selection and fusion for speaker verification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'11), Prague, Czech Republic, 4544-4547, May 2011.

  20. J. Pohjalainen, P. Alku, T. Kinnunen, "Shout detection in noise", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'11), Prague, Czech Republic, 4968-4971, May 2011.

  21. P. Fränti, J. Chen, A. Tabarcea, "Four aspects of relevance in location-based media: content, time, location and network", Int. Conf. on Web Information Systems & Technologies (WEBIST'11), Noordwijkerhout, Netherlands, 413-417, May 2011. (pdf)

2010

  1. R. Saeidi, J. Pohjalainen, T. Kinnunen, P. Alku, "Temporally weighted linear prediction features for tackling additive noise in speaker verification", IEEE Signal Processing Letters, 17 (6), 599-602, June 2010. (pdf)

  2. J. Sandberg, M. Hansson-Sandsten, T. Kinnunen, R. Saeidi, P. Flandrin, P. Borgnat, "Multitaper estimation of frequency-warped cepstra with application to speaker verification", IEEE Signal Processing Letters, 17 (4), 343-346, April 2010. (pdf)

  3. C. Zhong, D. Miao, R. Wang, "A graph-theoretical clustering method based on two rounds of minimum spanning trees", Pattern Recognition, 43 (3), 752-766, March 2010. (pdf)

  4. T. Kinnunen and H. Li, "An overview of text-independent speaker recognition: from features to supervectors", Speech Communication, 52 (1), 12-40, January 2010. (pdf)

  5. V. Hautamäki, T. Kinnunen, M. Nosratighods, K.A. Lee, B. Ma, H. Li, "Approaching human listener accuracy with modern speaker verification", Interspeech'2010, Makuhari, Japan, 1473-1476, September 2010.

  6. T. Kinnunen, R. Saeidi, J. Sandberg, M. Hansson-Sandsten, "What else is new than the Hamming window? Robust MFCCs for speaker recognition via multitapering", Interspeech'2010, Makuhari, Japan, 2734-2737, September 2010.

  7. J. Pohjalainen, R. Saeidi, T. Kinnunen, P. Alku, "Extended Weighted Linear Prediction (XLP) Analysis of Speech and its Application to Speaker Verification in Adverse Conditions", Interspeech'2010, Makuhari, Japan, 1477-1480, September 2010.

  8. R. Saeidi, P. Mowlaee, T. Kinnunen, Z.-H. Tan, M.G. Christensen, S.H. Jensen, P. Fränti, "Improving monaural speaker identification by double-talk detection", Interspeech'2010, Makuhari, Japan, 1069-1072, September 2010.

  9. Z.-Z. Wu, T. Kinnunen, E.S. Chng, H. Li, "Text-Independent F0 transformation with non-parallel data for voice conversion", Interspeech'2010, Makuhari, Japan, 1732-1735, September 2010.

  10. O. Dehzangi, B. Ma, E.S. Chng, H. Li, "A discriminative performance metric for GMM-UBM speaker identification", Interspeech'2010, Makuhari, Japan, 2734-2737, September 2010.

  11. R.W.M. Ng, C.C. Leung, V. Hautamäki, T. Lee, B. Ma, H. Li, "Towards long-range prosodic attribute modeling for language recognition", Interspeech'2010, Makuhari, Japan, 1792-1795, September 2010.

  12. C.C. Leung. D. Zhu, K.A. Lee, B. Ma, H. Li, "Incorporating MAP estimation and covariance transform for SVM based speaker recognition", Interspeech'2010, Makuhari, Japan, 2734-2737, September 2010.

  13. M. Chen, M. Xu and P. Fränti, "Fast dynamic quantization algorithm for vector map compression", IEEE Int. Conf. on Image Processing (ICIP'10), Hong Kong, China, 4289-4292, September 2010. (pdf)

  14. A. Kolesnikov, "Approximation of digitized curves with cubic Bezier splines", IEEE Int. Conf. on Image Processing (ICIP'10), Hong Kong, China, 4825-4288, September 2010.

  15. A. Kolesnikov, "Fast algorithm for error-bounded compression of digital curves", IEEE Int. Conf. on Image Processing (ICIP'10), Hong Kong, China, 1453-1456, September 2010.

  16. Z.J. Zhu, Z.G. Li, S. Rahardja and P. Fränti, "Detecting near-identical HDR images without exposure information", IEEE Int. Conf. on Image Processing (ICIP'10), Hong Kong, China, 3337-3340, September 2010.

  17. M. Chen, M. Xu and P. Fränti, "Optimized entropy-constrained vector quantization of lossy vector map compression", IEEE Int. Conf. on Pattern Recognition (ICPR'10), Istanbul, Turkey, 722-725, August 2010. (pdf)

  18. R. Saeidi, P. Mowlaee T. Kinnunen, M.G. Christensen, Z.-H. Tan, S.H. Jensen and P. Fränti, "Signal-to-signal ratio independent speaker identification for co-channel speech signals", IEEE Int. Conf. on Pattern Recognition (ICPR'10), Istanbul, Turkey, 4565-4568, August 2010.

  19. K.A. Lee, H. Li, C.H. You, T. Kinnunen, K.C. Sim, "Discrete expected likelihood kernel for SVM-based speaker verification", European Signal Processing Conference (EUSIPCO'2010), Aalborg, Denmark, 591-595, August 2010.

  20. M. Chen, M. Xu and P. Fränti, "Statistical filtering of raster map images", IEEE Int. Conf. on Multimedia & Expo (ICME'10), Singapore, 394-399, July 2010.

  21. P. Fränti, A. Tabarcea, J. Kuittinen, V. Hautamäki, "Location-based search engine for multimedia phones", IEEE Int. Conf. on Multimedia & Expo (ICME'10), Singapore, 558-563, July 2010. (pdf)

  22. R. Saeidi, J. Pohjalainen, T. Kinnunen, P. Alku, "Temporally weighted linear prediction features for speaker verification in additive noise", Odyssey 2010: The Speaker and Language Recognition Workshop, Brno, Czech Republic, 40-46, June 2010.

  23. J. Chen, Q. Zhao, and P. Fränti, "Smart swap for more efficient clustering", Int. Conf. Green Circuits and Systems (ICGCS'10), Shanghai, China, 446-450, June 2010. (pdf)

  24. W. Tian, M. Chen, M. Xu, P. Fränti and H. Wang, "Image denoising using context quantization and local linear regression", Int. Conf. Green Circuits and Systems (ICGCS'10), Shanghai, China, 451-456, June 2010.

  25. M. Chen, P. Fränti and M. Xu, "Lossless bit-plane compression of images with context tree modeling", Int. Conf. Green Circuits and Systems (ICGCS'10), Shanghai, China, 605-610, June 2010.
  26. Z.J. Zhu, S. Rahardja, S.Q. Wu, P. Fränti, "Real-time ghost removal for composing high dynamic range images", IEEE Conf. Industrial Electronics and Applications (ICIEA'10), Taichung, Taiwan, 1627-1631, June 2010.

  27. A. Tabarcea, V. Hautamäki, P. Fränti, "Ad-hoc georeferencing of web-pages using street-name prefix trees", Int. Conf. on Web Information Systems & Technologies (WEBIST'10), Valencia, Spain, vol.1, 237-244, April 2010. (pdf)

  28. P. Fränti, J. Kuittinen, A. Tabarcea, L. Sakala, "MOPSI location-based search engine: concept, architecture and prototype", ACM Symposium on Applied Computing (SAC'10), Sierre, Switzerland, 872-873, March, 2010. (pdf)

  29. T. Kinnunen, F. Sedlak, R. Bednarik, "Towards task-independent person authentication using eye movement signals", ACM Symposium on Eye Tracking Research and Applications (ETRA'2010), Austin, TX, USA, 187-190, March 2010.

  30. R. Saeidi, T. Kinnunen, H.R. Sadegh Mohammadi, R.D. Rodman and P. Fränti, "Joint frame and Gaussian selection for text independent speaker verification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 4530-4534, March 2010.

  31. P. Mowlaee, R. Saeidi, Z.-H. Tan, M.G. Christensen, P. Fränti, and S.H. Jensen, "Joint single-channel speech separation and speaker identification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 4430-4433, March 2010.

  32. S. Bai, C.-L. Huang, B. Ma and H. Li, "Semi-supervised learning of language model using unsupervised topic model", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, 5386-5389, USA, March 2010.

  33. H.D. Tran, Y.R. Leng and H. Li, "Feature integration for heart sound biometrics", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 1714-1717, March 2010.

  34. D. Zhu, B. Ma and H. Li, "Soft margin estimation of Gaussian Mixture Model parameters for spoken language recognition", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 4990-4993, March 2010.

  35. H. Sun, B. Ma, S.Z.K. Khine and H. Li, "Speaker diarization system for RT07 and RT09 meeting room audio", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 4982-4985, March 2010.

  36. O. Dehzangi, B. Ma, E.S. Chng and H. Li, "Error corrective classifier fusion for spoken language recognition", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 994-1997, March 2010.

  37. R.W.M. Ng, C.-C. Leung, T. Lee, B. Ma and H. Li, "Prosodic attribute model for spoken language identification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'10), Dallas, TX, USA, 5022-5025, March 2010.

2009

  1. Z.J. Zhu, Z.G. Li, S. Rahardja, P. Fränti, "Recover real world scene: high quality image inpainting using multi-exposed references", Electronics Letters, 45 (25), 1310-1312, December 2009. (pdf)

  2. T. Kinnunen, J. Saastamoinen, V. Hautamäki, M. Vinni and P. Fränti, "Comparative evaluation of maximum a posteriori vector quantization and Gaussian mixture models in speaker verification", Pattern Recognition Letters, 30 (4), 341-347, March 2009. (pdf)

  3. R. Saeidi, H.R.S. Mohammadi, T. Ganchev, R.D.Rodman, Particle swarm optimization for sorted adapted Gaussian mixture models, IEEE Trans. Audio, Speech, and Language Processing, 17 (2), 344-353, February 2009. (pdf)

  4. C. Zhong, D. Miao, "A comment on Using locally estimated geodesic distance to optimize neighborhood graph for isometric data embedding", Pattern Recognition, 42 (5), 1012-1013, May 2009. (pdf)

  5. A. Kolesnikov, "Minimum description length approximation of digital curves", IEEE Int. Conf. on Image Processing (ICIP'09), Cairo, Egypt, 449-452, November 2009.

  6. Q. Zhao, V. Hautamäki, I. Kärkkäinen and P. Fränti, "Random swap EM algorithm for finite mixtures models in image segmentation", IEEE Int. Conf. on Image Processing (ICIP'09), Cairo, Egypt, 2397-2400, November 2009.

  7. M. Chen, M. Xu and P. Fränti, "Multi-layer filtering approach for map images", IEEE Int. Conf. on Image Processing (ICIP'09), Cairo, Egypt, 3953-3956, November 2009.

  8. Q. Zhao, M. Xu and P. Fränti, "Sum-of-squares based clustering validity index and significance analysis", Int. Conf. on Adaptive and Natural Computing Algorithms (ICANNGA'09), Kuopio, Finland, LNCS 5495, 313-322, April 2009.

  9. P. Fränti and O. Virmajoki, "On the efficiency of swap-based clustering", Int. Conf. on Adaptive and Natural Computing Algorithms (ICANNGA'09), Kuopio, Finland, LNCS 5495, 303-312, April 2009.

  10. T. Kinnunen and P. Alku: "On separating glottal source and vocal tract information in telephony speaker verification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'09), Taipei, Taiwan, 4545-4548, April 2009.

  11. T. Kinnunen, J. Saastamoinen, V. Hautamäki, M. Vinni and P. Fränti, "Comparing maximum a posteriori vector quantization and Gaussian mixture models in speaker verification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'09), Taipei, Taiwan, 4229-4232, April 2009.

  12. P. Fränti, J. Saastamoinen, I. Kärkkäinen, T. Kinnunen, V. Hautamäki, and I. Sidoroff, "Developing speaker recognition system: from prototype to practical application", Int. Conf. Forensic Applications and Techniques in Telecommunications, Information and Multimedia (e-Forensics'09), Adelaide, Australia, LNICST vol. 8, 101-114, January 2009. (Revised Selected Papers)

2008

  1. V. Hautamäki, T. Kinnunen and P. Fränti, "Text-independent speaker recognition using graph matching", Pattern Recognition Letters, 29 (9), 1427-1432, 2008. (pdf)

  2. H. Huang, P. Fränti, D. Huang, S. Rahardja, "Cascaded RLS-LMS prediction in MPEG-4 lossless audio coding", IEEE Trans. on Audio, Speech and Language Processing, 16 (3), 554-562, March 2008. (pdf)

  3. V. Hautamäki, T. Kinnunen, I. Kärkkäinen, J. Saastamoinen, M. Tuononen and P. Fränti, "Maximum a posteriori adaptation of the centroid model for speaker verification", IEEE Signal Processing Letters, 15, 162-165, 2008. (pdf)

  4. P. Fränti, O. Virmajoki and V. Hautamäki, "Probabilistic clustering by random swap algorithm", IAPR Int. Conf. on Pattern Recognition (ICPR'08), Tampa, Florida, USA, December 2008.

  5. V. Hautamäki, P. Nykänen and P. Fränti, "Time-series clustering by approximate prototypes", IAPR Int. Conf. on Pattern Recognition (ICPR'08), Tampa, Florida, USA, December 2008.

  6. A. Kolesnikov, "Constrained piecewise linear approximation of digital curves", IAPR Int. Conf. on Pattern Recognition (ICPR'08), Tampa, Florida, USA, December 2008.

  7. A. Kolesnikov, "An online polygonal approximation of digital signals and curves with dynamic programming algorithm", IAPR Int. Conf. on Pattern Recognition (ICPR'08), Tampa, Florida, USA, December 2008.

  8. Q. Zhao, M. Xu and P. Fränti, "Knee point detection on bayesian information criterion", IEEE Int. Conf. Tools with Artificial Intelligence (ICTAI'08), Dayton, Ohio, USA, 431-438, November 2008.

  9. Q. Zhao, V. Hautamäki and P. Fränti, "Knee point detection in BIC for detecting the number of clusters", Advanced Concepts for Intelligent Vision Systems (ACIVS'08), Juan-les-Pins, France, LNCS vol. 5259, 664-673, October 2008.

  10. A. Kolesnikov, "Fast algorithm for ISE-bounded polygonal approximation", IEEE Int. Conf. on Image Processing (ICIP'08), San Diego, California, USA, 1013-1016, October, 2008.

  11. P. Fränti, M. Tuononen and O. Virmajoki, "Deterministic and randomized local search algorithms for clustering", IEEE Int. Conf. on Multimedia and Expo, (ICME'08), Hannover, Germany, 837-840, June 2008.

  12. K.A. Lee, C. You, H. Li, T. Kinnunen and D. Zhu, "Characterizing speech utterances for speaker verification with sequence kernel SVM", Interspeech 2008, Brisbane, Australia, 1397-1400, September 2008.

  13. M. Tuononen, R. González Hautamäki and P. Fränti, "Automatic voice activity detection in different speech applications", Int. Conf. on Forensic Applications and Techniques in Telecommunications, Information and Multimedia (e-Forensics'08), Adelaide, Australia, Article No.12, January 2008.

  14. T. Kinnunen, K.A. Lee and H. Li, "Dimension reduction of the modulation spectrogram for speaker verification", The Speaker and Language Recognition Workshop (Odyssey 2008), Stellenbosch, South Africa, January 2008.

2007

  1. A. Kolesnikov and P. Fränti, "Polygonal approximation of closed discrete curves", Pattern Recognition, 40 (4), 1282-1293, April 2007. (pdf)

  2. A. Akimov, A. Kolesnikov and P. Fränti, "Lossless compression of map contours by context tree modeling of chain codes", Pattern Recognition, 40 (3), 944-952, March 2007. (pdf)

  3. I. Kärkkäinen and P. Fränti, "Gradual model generator for single-pass clustering", Pattern Recognition, 40 (3), 784-795, March 2007. (pdf)

  4. A. Akimov, A. Kolesnikov and P. Fränti, "Lossless compression of color map images by context tree modeling", IEEE Trans. on Image Processing, 16 (1), 114-120, January 2007. (pdf)

  5. A. Podlasov, P. Kopylov and P. Fränti, "Statistical filtering of raster map images using a context tree model", Int. Conf. Signal-Image Technology & Internet-based Systems (IEEE-SITIS'07), Shanghai, China, 467-474, December 2007.

  6. V. Hautamäki, M. Tuononen, T. Niemi-Laitinen and P. Fränti, "Improving speaker verification by periodicity based voice activity detection", Int. Conf. on Speech and Computer (SPECOM'07), Moscow, Russia, vol. 2, 645-650, October 2007.

  7. T. Kinnunen, E. Chernenko, M. Tuononen, P. Fränti and H. Li, "Voice activity detection using MFCC features and support vector machine", Int. Conf. on Speech and Computer (SPECOM'07), Moscow, Russia, vol. 2, 556-561, October 2007.

  8. T. Kinnunen, B. Zhang, J. Zhu, Y. Wang, "Speaker verification with adaptive spectral subband centroids", Int. Conf. Biometrics, Seoul, Korea, LNCS vol. 4642, pp. 58-66, August 2007.

  9. K.-A. Lee, C. You, H. Li, T. Kinnunen, "A GMM-based probabilistic sequence kernel for speaker verification", Interspeech, Antwerpen, Belgium, 294-297, August 2007.

  10. A. Podlasov, A. Kolesnikov and P. Fränti, "Lossy compression of scanned map images", Int. Conf. on Computer Graphics and Vision (GraphiCon'07), Moscow, Russia, 79-83, June 2007.

  11. R. Saeidi, R.S. Mohammadi, R. Rodman, T. Kinnunen, "A new segmentation algorithm combined with transient frames power for text independent speaker verification", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP'07), Hawaii, USA, vol. 4, 305-308, April 2007.

  12. A. Kolesnikov and A. Akimov, "Distortion-constrained compression of vector map". ACM Symposium on Applied Computing, Seoul, Korea, March 2007

  13. P. Fränti, J. Saastamoinen, I. Kärkkäinen, T. Kinnunen, V. Hautamäki, I. Sidoroff, "Implementing Speaker Recognition System: from Matlab to Practice", Research Report A-2007-4, Dept. of Comp. Science, Univ. of Joensuu, Finland, November 2007. (pdf)

2006

  1. P. Fränti, O. Virmajoki and V. Hautamäki, "Fast agglomerative clustering using a k-nearest neighbor graph", IEEE Trans. on Pattern Analysis and Machine Intelligence, 28 (11), 1875-1881, November 2006. (pdf)

  2. P. Packalén, T. Tokola, J. Saastamoinen, M. Maltamo, Use of a super-resolution method in interpretation of forests from multiple NOAA/AVHRR images, International Journal of Remote Sensing, 27 (22), 5341-5357, November 2006.

  3. A. Podlasov, P. Fränti, "Lossless image compression via bit-plane separation and multi-layer context tree modeling", Journal of Electronic Imaging, 14 (5), 043009, October-December 2006. (pdf)

  4. P. Fränti and O. Virmajoki, "Iterative shrinking method for clustering problems", Pattern Recognition, 39 (5), 761-765, May 2006. (pdf)

  5. A. Podlasov, E. Ageenko and P. Fränti, "Morphological reconstruction of semantic layers in map images", Journal of Electronic Imaging, 15 (1), 013016, January-March 2006. (pdf)

  6. M. Xu, X. Wu and P. Fränti, "Context quantization by kernel fisher discriminant", IEEE Trans. on Image Processing, 15 (1), 169-177, January, 2006. (pdf)

  7. T. Kinnunen, E. Karpov and P. Fränti, "Real-time speaker identification and verification", IEEE Trans. on Audio, Speech and Language Processing, 14 (1), 277-288, January 2006. (pdf)

  8. T. Kinnunen, V. Hautamäki and P. Fränti, "On the use of long-term average spectrum in automatic speaker recognition", Int. Symp. on Chinese Spoken Language Processing (ISCSLP'06), Singapore, 559-567, December 2006.

  9. R. Timofte, V. Hautamäki and P. Fränti, "Speaker, vocabulary and context independent word spotting system in continuous speech", Int. Symp. on Chinese Spoken Language Processing (ISCSLP'06), Singapore, 396-407, December 2006.

  10. A. Podlasov and P. Fränti, "Merge-based color quantization and context tree modeling for compression of color quantized images", IEEE Int. Conf. on Image Processing (ICIP'06), Atlanta, Georgia, USA, 2277-2280, October 2006.

  11. H. Huang, S. Rahardja, X. Lin, R. Yu and P. Fränti, "The cascaded RLS-LMS prediction in MPEG-4 lossless audio coding", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'06), Toulouse, France, vol. 5, 181-184, May 2006.

  12. A. Akimov, A. Kolesnikov and P. Fränti, "Lossless compression of color map images by context tree modeling", IEEE Data Compression Conference (DCC'06), Snowbird, Utah, USA, 412-421, March 2006.

2005

  1. J. Saastamoinen, E. Karpov, V. Hautamäki and P. Fränti, "Accuracy of MFCC based speaker recognition in series 60 device", Journal of Applied Signal Processing, (17), 2816-2827, September 2005. (pdf)

  2. A. Kolesnikov and P. Fränti, "Data reduction of large vector graphics", Pattern Recognition, 38 (3), 381-394, March, 2005. (pdf)

  3. P. Kopylov and P. Fränti, "Compression of map images by multi-layer context tree modeling", IEEE Trans. on Image Processing, 14 (1), 1-11, January 2005. (pdf)

  4. I. Kärkkäinen and P. Fränti, "Gradual model generator for single-pass clustering", IEEE Int. Conf. on Data Mining (ICDM'05), Houston, Texas, 681-684, November 2005.

  5. J. Saastamoinen, Z. Fiedler, T. Kinnunen and P. Fränti, "On factors affecting MFCC-based speaker recognition accuracy", Int. Conf. on Speech and Computer (SPECOM'05), Patras, Greece, 503-506, October 2005.

  6. H. Gupta, V. Hautamäki, T. Kinnunen and P. Fränti, "Field evaluation of text-dependent speaker recognition in an access control application", Int. Conf. on Speech and Computer (SPECOM'05), Patras, Greece, 551-554, October 2005.

  7. T. Kinnunen, R. Gonzalez-Hautamäki, "Long-Term F0 Modeling for Text-Independent Speaker Recognition", Int. Conf. on Speech and Computer (SPECOM'2005), Patras, Greece, 567-570, October 2005.

  8. A. Kolesnikov and P. Fränti, "Optimal algorithm for convexity measure calculation", IEEE Int. Conf. on Image Processing (ICIP'05), Genoa, Italy, vol. 1, 353-356, September 2005.

  9. A. Kolesnikov and P. Fränti, "Min-# polygonal approximation of closed curves", IEEE Int. Conf. on Image Processing (ICIP'05), Genoa, Italy, vol. 2, 522-525, September 2005.

  10. I. Cleju, P. Fränti, X. Wu, "Clustering by principal curve with tree structure", Int. Symposium on Signals, Circuits & Systems (ISSCS'05), vol. 2, 617-620, Iasi, Romania, July 2005.

  11. A. Akimov, A. Kolesnikov and P. Fränti, Context tree modeling of chain codes for contour compression", Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 312-321, June 2005.

  12. R. Bednarik, T. Kinnunen, A. Mihaila and P. Fränti, "Eye-movements as a biometric", Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 780-789, June 2005.

  13. I. Cleju, P. Fränti, X. Wu, "Clustering based on principal curve", Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 872-881, June 2005.

  14. V. Hautamäki, S. Cherednichenko, I. Kärkkäinen, T. Kinnunen, and P. Fränti, "Improving k-means by outlier removal", Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 978-987, June 2005.

  15. A. Kolesnikov, Optimal encoding of vector data with polygonal approximation and vertex quantization, Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 1186-1195, June 2005.

  16. A. Podlasov, E. Ageenko, "Extraction and removal of layers from map imagery data", Scandinavian Conf. on Image Analysis (SCIA'05), Joensuu, Finland, LNCS vol. 3540, 1407-1116, June 2005.

  17. T. Niemi-Laitinen, J. Saastamoinen, T. Kinnunen, and P. Fränti, "Applying MFCC-based automatic speaker recognition to GSM and forensic data", 2nd Baltic Conf. on Human Language Technologies (HLT'05), 317-322, Tallinn, Estonia, April 2005.

2004

  1. P. Fränti, E. Ageenko, P. Kopylov, S. Gröhn and F. Berger, "Compression of map images for real-time applications", Image and Vision Computing, 22 (13), 1105-1115, November 2004. (pdf)

  2. P. Kopylov and P. Fränti, "Filtering of color map images by context tree modeling", IEEE Int. Conf. on Image Processing (ICIP'04), Singapore, vol. 1, 267-270, October 2004.

  3. A. Kolesnikov and P. Fränti, "Optimal multiresolution approximation of vector maps", IEEE Int. Conf. on Image Processing (ICIP'04), Singapore, vol. 3, 3037-3040, October 2004.

  4. A. Akimov, A. Kolesnikov and P. Fränti, "Reference line approach for vector data compression", IEEE Int. Conf. on Image Processing (ICIP'04), Singapore, vol. 2, 1891-1894, October 2004.

  5. I. Kärkkäinen and P. Fränti, "Variable metric for binary vector quantization", IEEE Int. Conf. on Image Processing (ICIP'04), Singapore, vol. 3, 3499-3502, October 2004.

  6. M. Xu and P. Fränti, "A heuristic k-means clustering algorithm by kernel PCA", IEEE Int. Conf. on Image Processing (ICIP'04), Singapore, vol. 3, 3503-3506, October 2004.

  7. T. Kinnunen, E. Karpov and P. Fränti, "Real-time speaker identification", Int. Conf. on Spoken Language Processing, (ICSLP'04), Jeju Island, Korea, vol 3, 1805-1808, October 2004.

  8. T. Kinnunen, E. Karpov and P. Fränti, "Efficient online cohort selection method for speaker verification", Int. Conf. on Spoken Language Processing, (ICSLP'04), Jeju Island, Korea, vol 3, 2401-2405, October 2004.

  9. R. Bednarik and P. Fränti, "Survival of students with different learning preferences", Annual Finnish/Baltic Sea Conference on Computer Science Education (Koli Calling 2004), Koli, Finland, 121-125, October 2004.

  10. J. Saastamoinen, E. Karpov, V. Hautamäki and P. Fränti, "Automatic speaker recognition for series 60 mobile devices", SPECOM'2004, St. Petersburg, Russia, 353-360, September 2004.

  11. T. Kinnunen, V. Hautamäki and P. Fränti, "Fusion of spectral feature sets for accurate speaker identification", SPECOM'2004, St. Petersburg, Russia, 361-365, September 2004.

  12. E. Karpov, T. Kinnunen and P. Fränti, "Symmetric distortion measure for speaker recognition", SPECOM'2004, St. Petersburg, Russia, 366-370, September 2004.

  13. A. Akimov and P. Fränti, "Grammar-based compression using multi-phase hierarchical segmentation", IASTED Conf. on Visualization, Imaging, and Image Processing (VIIP'04), Marbella, Spain, 364-368, September 2004.

  14. A. Akimov, A. Kolesnikov and P. Fränti, "Coordinate quantization in vector map compression", IASTED Conf. on Visualization, Imaging, and Image Processing (VIIP'04), Marbella, Spain, 748-753, September 2004.

  15. P. Kopylov and P. Fränti, "Color quantization of map images", IASTED Conf. on Visualization, Imaging, and Image Processing (VIIP'04) , Marbella, Spain, 837-842, September 2004.

  16. A. Kolesnikov, P. Fränti and X. Wu, "Multiresolution polygonal approximation of digital curves", IAPR Int. Conf. on Pattern Recognition (ICPR'04), Cambridge, UK, vol. 2, 855-858, August 2004.

  17. O. Virmajoki and P. Fränti, "Divide-and-conquer algorithm for creating neighborhood graph for clustering", IAPR Int. Conf. on Pattern Recognition (ICPR'04), Cambridge, UK, vol. 1, 264-267, August 2004.

  18. V. Hautamäki, I. Kärkkäinen and P. Fränti, "Outlier detection using k-nearest neighbour graph", IAPR Int. Conf. on Pattern Recognition (ICPR'04), Cambridge, UK, vol. 3, 430-433, August 2004.

  19. M. Xu and P. Fränti, "Delta-MSE dissimilarity in suboptimal K-means clustering", IAPR Int. Conf. on Pattern Recognition (ICPR'04), Cambridge, UK, vol. 4, 577-580, August 2004.

  20. M. Xu and P. Fränti, "Iterative k-means algorithm based on Fisher discriminant", Int. Conf. on Information Fusion, Stockholm, Sweden, vol. 1, 70-73, June 2004.

  21. M. Xu, "Delta-MSE dissimilarity in GLA based vector quantization", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP'04), Montreal, Canada, vol.5, 813-816, August 2004.

  22. A. Akimov and P. Fränti, "Symbol representation in map image compression", ACM Symposium on Applied Computing (SAC'04), Nicosia, Cyprus, vol. 1, 29-34, March 2004.

2003

  1. O. Virmajoki and P. Fränti, "Fast pairwise nearest neighbor based algorithm for multilevel thresholding", Journal of Electronic Imaging, 12 (4), 648-659, October 2003. (pdf)

  2. A. Kolesnikov and P. Fränti, "Reduced-search dynamic programming for approximation of polygonal curves", Pattern Recognition Letters, 24 (14), 2243-2254, October 2003. (pdf)

  3. J. Kivijärvi, P. Fränti and O. Nevalainen, "Self-adaptive genetic algorithm for clustering", Journal of Heuristics, 9 (2), 113-129, March 2003. (pdf)

  4. P. Fränti, M. Xu and I. Kärkkäinen, "Classification of binary vectors by using DeltaSC-distance to minimize stochastic complexity", Pattern Recognition Letters, 24 (1-3), 65-73, January 2003. (pdf)

  5. P. Fränti and O. Virmajoki, "Genetic algorithm using iterative shrinking for solving clustering problems", Proc. Wessex Data Mining Conf. 2003, Rio de Janeiro, Brasil, 193-204, December 2003.

  6. P. Fränti, O. Virmajoki and V. Hautamäki "Fast PNN-based clustering using k-nearest neighbor graph", IEEE Int. Conf. on Data Mining (ICDM'03), Melbourne, Florida, USA, 525-528, November 2003.

  7. A. Kolesnikov and P. Fränti, "Fast algorithm for multiple-objects min-e problem", IEEE Int. Conf. on Image Processing (ICIP'03), Barcelona, Spain, vol. 1, 221-224, September 2003.

  8. T. Kinnunen, V. Hautamäki and P. Fränti, "On the fusion of dissimilarity- based classifiers for speaker identification", European Conf. on Speech Communiation and Technology, (Eurospeech'2003), Geneva, Switzerland, 2641-2644, September 2003.

  9. A. Kolesnikov and P. Fränti, "Polygonal approximation of closed contours", Scandinavian Conf. on Image Analysis (SCIA'03), Göteborg, Sweden, LNCS vol. 2749, 778-785, June 2003.

  10. M. Xu and P. Fränti, "Context clustering in lossless compression of gray-scale image", Scandinavian Conf. on Image Analysis (SCIA'03), Göteborg, Sweden, LNCS vol. 2749, 328-334, June 2003.

  11. T. Kinnunen, E. Karpov, P. Fränti: "A Speaker Pruning Algorithm for Real-Time Speaker Identification", Int. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA'03), Guilford, UK, 639-646, June 2003.

  12. P. Kopylov, and P. Fränti, "Optimal layer ordering in the compression of map images", IEEE Data Compression Conference (DCC'03), Snowbird, Utah,USA, 323-332, April 2003.

  13. O. Virmajoki and P. Fränti, "Multilevel thresholding by fast PNN based algorithm", SPIE Conf. on Image Processing: Algorithms and Systems, Santa Clara, USA, SPIE Vol. 5014, 123-134, January 2003.

  14. P. Fränti and V. Hautamäki, "Compression of aerial images for reduced-color devices", SPIE Conf. on Image and Video Communications and Processing, Santa Clara, USA, SPIE Vol. 5022, Part II, 651-662, January 2003.

2002

  1. E.I. Ageenko, M. Forsell and P. Fränti, "Context-based compression of binary images in parallel", Software Practice and Experience, 32 (13), 1223-1237, November 2002. (pdf)

  2. P. Fränti, E.I. Ageenko, S. Kukkonen and H. Kälviäinen, "Using Hough transform for context-based image compression in hybrid raster/vector applications", Journal of Electronic Imaging, 11 (2), 236-245, April 2002. (pdf)

  3. P. Fränti, P. Kopylov and V. Veis, "Dynamic use of map images in mobile environment", IEEE Int. Conf. on Image Processing (ICIP'02), Rochester, New York, USA, vol. 3, 917-920, September 2002.

  4. A. Akimov, P. Kopylov and P. Fränti, "Semi-adaptive dictionary based compression of map images", GraphiCon'2002, Nizhny Novgorod, Russia, 218-224, September 2002.

  5. O. Virmajoki, P. Fränti and T. Kaukoranta, "Iterative shrinking method for generating clustering", IEEE Int. Conf. on Image Processing (ICIP'02), Rochester, New York, USA, vol. 2, 685-688, September 2002.

  6. T. Kinnunen, "Designing a speaker-discriminative adaptive filter bank for speaker recognition", Int. Conf. on Spoken Language Processing Denver, Colorado, USA, 2325-2328, September 2002.

  7. P. Fränti and O. Virmajoki, "Polynomial-time clustering algorithms derived from branch-and-bound technique", Advanced Concepts for Intelligent Vision Systems (ACIVS'2002), Gent, Belgium, 118-123, September 2002.

  8. I. Kärkkäinen and P. Fränti, "Stepwise algorithm for finding unknown number of clusters", Advanced Concepts for Intelligent Vision Systems (ACIVS'2002), Gent, Belgium, 136-143, September 2002.

  9. P. Fränti and M. Xu, "Genetic local repartition for solving dynamic clustering problems", Int. Conf. on Signal Processing (ICSP'02), Beijing, China, vol. 2, 1128-1133, August 2002.

  10. P. Fränti, O. Virmajoki and T. Kaukoranta, "Branch-and-bound technique for solving optimal clustering", Int. Conf. on Pattern Recognition (ICPR'02), Québec, Canada, vol. 2, 232-235, August 2002.

  11. T. Kinnunen and I. Kärkkäinen, "Class-Discriminative Weighted Distortion Measure for VQ-Based Speaker Identification". Joint IAPR Int. Workshop on Statistical Pattern Recognition (SPR'2002), Windsor, Canada, 681-688, August 2002.

  12. P. Fränti and M. Xu, "Classification of binary vectors by using DSC-distance", Int. Conf. on Pattern Recognition (ICPR'02), Québec, Canada, vol. 2, 52-55, August 2002.

  13. A. Kolesnikov and P. Fränti, "A fast near-optimal algorithm for approximation of polygonal curves", Int. Conf. on Pattern Recognition (ICPR'02), Québec, Canada, vol. 4, 335-338, August 2002.

  14. I. Kärkkäinen and P. Fränti, "Dynamic local search for clustering with unknown number of clusters", Int. Conf. on Pattern Recognition (ICPR'02), Québec, Canada, vol. 2, 240-243, August 2002.

  15. P. Fränti, E. Ageenko, P. Kopylov, S. Gröhn and F. Berger, "Map image compression for real-time applications", Joint Int. Symposium on Geospatial Theory, Processing and Applications (Geomatics'2002), Ottawa, Canada, 15 pages, July 2002.

  16. P. Fränti, P.Kopylov and E. Ageenko, "Evaluation of compression methods for digital map images", IASTED Int. Conf. on Automation, Control and Information Technology (ACIT 2002), Novosibirsk, Russia, 418-422, June 2002.

  17. A. Kolesnikov and P. Fränti, "A fast near-optimal min-# approximation of digitized curves", IASTED Int. Conf. on Automation, Control and Information Technology (ACIT 2002), Novosibirsk, Russia, 401-405, June 2002.

  18. P. Fränti, E. Ageenko, P. Kopylov and S. Gröhn, "Compressing multi-component digital maps using JBIG2", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP'02), Orlando, Florida, USA, vol.3, 2677-2680, May, 2002.

  19. G. Hariharan, P. Fränti and S. Mehta, "Data Mining for Personal Navigation", Data Mining and Knowledge Discovery: Theory, Tools, and Technology IV, Orlando, Florida, USA, vol. 4730, 355-365, April, 2002.

  20. P. Kopylov and P. Fränti, "Context tree compression of multi-component map images", IEEE Data Compression Conference (DCC'02), Snowbird, Utah, USA, 212-221, April 2002.

2001

  1. O. Virmajoki, P. Fränti and T. Kaukoranta, "Practical methods for speeding-up the PNN method", Optical Engineering, 40 (11), 2495-2504, November 2001. (pdf)

  2. O. Virmajoki, P. Fränti and T. Kaukoranta, "Fast PNN using mean-distance ordered search", Int. Conf. on Information, Communications and Signal Processing (ICICS'01), Singapore, October, 2001.

  3. O. Virmajoki, P. Fränti and T. Kaukoranta, "Fast PNN using partial distortion search", Int. Conf. on Computer Analysis of Images and Patterns (CAIP'01), Warsaw, Poland, pp. 77-84, September, 2001.

  4. E.I. Ageenko, P. Kopylov and P. Fränti, "On the size and shape of multi-level context templates for compression of map images", IEEE Int. Conf. on Image Processing (ICIP'01), Thessaloniki, Greece, vol.3, 458-461, October 2001.

  5. T. Kinnunen, I. Kärkkäinen and P. Fränti, "Is speech data clustered? - statistical analysis of cepstral features", European Conf. on Speech Communiation and Technology, (EUROSPEECH'2001), Aalborg, Denmark, Vol. 4, pp. 2627-2630, September, 2001.

  6. T. Kinnunen and P. Fränti, "Speaker discriminative weighting method for VQ-based speaker identification", Int. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA'01), Halmstad, Sweden, 150-156, June 2001.

2000

  1. P. Fränti and J. Kivijärvi, "Randomized local search algorithm for the clustering problem", Pattern Analysis and Applications, 3 (4), 358-369, 2000. (pdf)

  2. P. Fränti, A. Mednonogov, V. Kyrki and H. Kälviäinen, "Content-based matching of line-drawing images using the Hough transform", Int. Journal on Document Analysis and Recognition, 3 (3), 117-124, 2000. (pdf)

  3. T. Kaukoranta, P. Fränti and O. Nevalainen, "A fast exact GLA based on code vector activity detection", IEEE Trans. on Image Processing, 9 (8), 1337-1342, August 2000. (pdf)

  4. P. Fränti, H.G. Gyllenberg, M. Gyllenberg, J. Kivijärvi, T. Koski, T. Lund and O. Nevalainen, "Minimizing stochastic complexity using local search and GLA with applications to classification of bacteria", Biosystems, 57 (1), 37-48, June 2000. (pdf)

  5. K. Lemström and P. Fränti, "N-candidate methods for location invariant dithering of color images", Image and Vision Computing, 18 (6-7), 493-500, 2000. (pdf)

  6. E.I. Ageenko and P. Fränti, "Context-based filtering of document images", Pattern Recognition Letters, 21 (6-7), 483-491, 2000. (pdf)

  7. P. Fränti, T. Kaukoranta, D.-F. Shen and K.-S. Chang, "Fast and memory efficient implementation of the exact PNN", IEEE Trans. on Image Processing, 9 (5), 773-777, May 2000. (pdf)

  8. E.I. Ageenko and P. Fränti, "Lossless compression of large binary images in digital spatial libraries", Computers & Graphics, 24 (1), 91-98, February 2000. (pdf)

  9. P. Fränti, "Genetic algorithm with deterministic crossover for vector quantization", Pattern Recognition Letters, 21 (1), 61-68, 2000. (pdf)

  10. P. Fränti, E.I. Ageenko, H. Kälviäinen and S. Kukkonen, "On the use of Hough transform for context-based image compression in hybrid raster/vector applications", Indian Conf. on Computer Vision, Graphics and Image Processing (ICVGIP'00), Bangalore, India, 364-372, 2000.

  11. T. Kinnunen, T. Kilpeläinen and P. Fränti, "Comparison of clustering algorithms in speaker identification", IASTED Int. Conf. on Signal Processing and Communications (SPC'00), Marbella, Spain, 222-227, 2000.

  12. V. Efimov, P. Fränti, A. Kolesnikov and A. Nesterov, "Optimal filtering of time jitter noise at amplitude-pulse modulation", IASTED Int. Conf. on Signal Processing and Communications (SPC'00), Marbella, Spain, 299-302, 2000.

  13. I. Kärkkäinen and P. Fränti, "Minimization of the value of Davies-Bouldin index", IASTED Int. Conf. on Signal Processing and Communications (SPC'00), Marbella, Spain, 426-432, 2000.

  14. P. Fränti, A. Mednonogov and H. Kälviäinen, "Hough transform for rotation invariant matching of line-drawing images", Int. Conf. on Pattern Recognition (ICPR'00), Barcelona, Spain, 379-382, vol. 4, 2000.

  15. E.I. Ageenko, P. Kopylov and P. Fränti "Optimizing context template for compression of multi-component map images", GraphiCon00, Moscow, Russia, 151-156, 2000.

  16. P. Fränti, A. Mednonogov and H. Kälviäinen, "Content-based retrieval of line-drawing images using angular information of Hough transform", GraphiCon00, Moscow, Russia, 51-55, 2000.

  17. E.I. Ageenko and P. Fränti, "Compression of large binary images in digital spatial libraries", SPIE Conf. on Storage and Retrieval for Image and Video Databases, San Jose, CA, SPIE vol. 3972, 301-309, 2000.

  18. E.I. Ageenko and P. Fränti, "Context-based filtering for document image compression", SPIE Conf. on Document Recognition and Retrieval, San Jose, CA, SPIE vol. 3967, 78-87, 2000.