Papers in Refereed Journals

  1. G. Papageorgiou and P. Bouboulis and S. Theodoridis, Robust non-linear regression analysis: A greedy approach employing kernels, submitted (code).
  2. M. Mavroforakis and P. Bouboulis and I. Kakadiaris, Fractal Kernel Machines, submitted.
  3. G. Papageorgiou and P. Bouboulis and S. Theodoridis, Robust Linear Regression Analysis A Greedy Approach, IEEE Transactions on Signal Processing, vol. 63(15), 2015, 3872-3887. pdf
  4. P. Bouboulis and S. Theodoridis and Ch. Mavroforakis and L. Dalla, Complex Support Vector Machines for Regression and Quaternary Classification, IEEE Transactions on Neural Networks and Learning Systems, vol. 26(6), 2015, 1260-1274. ( pdf )
  5. P. Bouboulis and S. Theodoridis, The Augmented Complex Kernel LMS, IEEE Transactions on Signal Processing, vol. 60(9), 2012, 4962-4967. pdf
  6. P. Bouboulis, K. Slavakis and S. Theodoridis, Adaptive Learning in Complex Reproducing Kernel Hilbert Spaces employing Wirtinger's subgradients, IEEE Transactions on Neural Networks and Learning Systems, vol. 23(3), 2012, 425-438. pdf
  7. K. Slavakis, P. Bouboulis and S. Theodoridis, Adaptive multiregression in Reproducing Kernel Hilbert Spaces: The multiaccess MIMO channel case, IEEE Transactions on Neural Networks and Learning Systems, vol 23(2), 2012, 260-276.
  8. P. Bouboulis and M. Mavroforakis, Reproducing Kernel Hilbert Spaces and Fractal Interpolation, Elsevier's Computational and Applied Mathematics, 235 (2011), 3425-3434. pdf
  9. P. Bouboulis and S. Theodoridis, Extension of Wirtinger's Calculus in Reproducing Kernel Hilbert Spaces and the Complex Kernel LMS, IEEE Transactions on Signal Processing, vol 59(3), 2011, 964 - 978. pdf
  10. P. Bouboulis, K. Slavakis and S. Theodoridis, Adaptive Kernel-based Image Denoising employing Semi-Parametric Regularization, IEEE Transactions on Image Processing, vol 19(6), 2010, 1465 - 1479. pdf
  11. P. Bouboulis, Modeling Discrete Sequences with Fractal interpolation Functions of higher order, Journal of Mathematical Sciences: Advances and Applications, Vol. 4 No. 1 (2010), 171 - 189. pdf
  12. P. Bouboulis, Construction of Fractal surfaces via solutions of Partial Differential Equations, SRX Mathematics, vol. 2010, Article ID 432521, 2010. doi:10.3814/2010/432521. pdf
  13. P. Bouboulis, Construction of Orthogonal Multi-Wavelets using Generalized-Affine Fractal Interpolation Functions, IMA Journal of Applied Mathematics, Vol. 74 no. 6 (2009), 904-933. pdf
  14. P. Bouboulis, L. Dalla, M. Kosta, Construction of Smooth Fractal Surfaces Using Hermite Fractal Interpolation Functions, Bull. Of the Greek Math. Soc, Vol 54 (2007), 179-196. pdf
  15. P. Bouboulis, L. Dalla, Fractal Interpolation Surfaces Derived from Fractal Interpolation Functions. Journal of Mathematical Analysis and Applications, Vol. 336 (2007) 919-936. pdf
  16. P. Bouboulis, L. Dalla, A General Construction of Fractal Interpolation Functions on Grids of Rn, European Journal of Applied Mathematics, Vol 18 (2007), 449-476. pdf
  17. P. Bouboulis, Pseudo Random Number Generation with the aid of Iterated Function Systems on R^2, International Journal of Modern Physics C, Vol. 18, No 5 (2007), 861-882. pdf
  18. P. Bouboulis, V. Drakopoulos, S. Theodoridis, Image Compression Using Affine Fractal Interpolation Surfaces on Rectangular Lattices, Fractals, Vol. 14, No. 4 (2006). pdf
  19. P. Bouboulis, L. Dalla, Closed Fractal Interpolation Surfaces, Journal of Mathematical Analysis and Applications, Vol. 327, No. 1 (2007) 116-126. pdf
  20. P. Bouboulis, L. Dalla, V. Drakopoulos, Image Compression Using Recurrent Bivariate Fractal Interpolation Functions, International Journal of Bifurcation and Chaos [in Applied Sciences and Engineering], Vol. 16, No. 7 (2006) 2063-2071. pdf
  21. P. Bouboulis, L. Dalla, V. Drakopoulos, Construction of Recurrent Bivariate Fractal Interpolation Surfaces and Computation of their Box-Counting Dimension, Journal of Approximation Theory, Vol. 141, No 2 (2006), 99-117. pdf
  22. P. Bouboulis, L. Dalla, Hidden Variable Vector Valued Fractal Interpolation Functions, Fractals, Vol. 13, No. 3 (2005), 227-232. pdf

Papers in Refereed Conferences

  1. G. Papageorgiou, P. Bouboulis, S. Theodoridis, K. Themelis, Robust Linear Regression Analysis – The Greedy Way, EUSIPCO 2015, September 1-5, Copenhagen, Lisbon, Portugal. (pdf)
  2. P. Bouboulis, G. Papageorgiou, S. Theodoridis, Robust Image Denoising in RKHS via Orthogonal Matching Pursuit, CIP 2014, May 26-28, Copenhagen, Denmark. (pdf)
  3. G. Papageorgiou, P. Bouboulis, S. Theodoridis, Robust Kernel-Based Regression Using Orthogonal Matching Pursuit, MLSP 2013, September 22 - 25, Southampton, United Kingdom. (pdf)
  4. P. Bouboulis, E. Theodoridi, S. Theodoridis, Complex Support Vector Machines For Quaternary Classification, MLSP 2013, September 22 - 25, Southampton, United Kingdom. (pdf)
  5. P. Bouboulis, S. Theodoridis, Ch. Mavroforakis, Complex Support Vector Regression, CIP 2012, May 28 - 30, Parador de Baiona, Spain. (pdf, presentation)
  6. P. Bouboulis, S. Theodoridis, M. Mavroforakis, Widely Linear Kernel-based Adaptive Filters, EUSIPCO 2011, August 29 - September 2, Barcelona, Spain. (pdf, presentation)
  7. N. Dimitropoulos, C. Mavroforakis, H. Georgiou, M. Mavroforakis, P. Bouboulis. Original Open-Access Image Database of High-Quality Digital Mammographies for the Research Community, (in Greek) 2nd Panhellenic Conference in Oncological Imaging (PCOI), 2011.
  8. N. Dimitropoulos, H. Georgiou, M. Mavroforakis, P. Bouboulis, C. Mavroforakis. MedSIP: Original Annotated Database of High-Quality Digital Mammographic Images Publicly Available to the Research Community, (in Greek) 37th Annual Greek Medical Conference (EPIS), 2011.
  9. P. Bouboulis and S. Theodoridis, The Complex Gaussian Kernel LMS algorithm, 20th International Conference on Artificial Neural Networks (ICANN 2010), September 15-18, 2010, Thessaloniki, Greece. (pdf, presentation)
  10. P. Bouboulis and S. Theodoridis, Extension of Wirtinger Calculus in RKH spaces and the Complex Kernel LMS, IEEE International Workshop on Machine Learning for Signal Processing 2010 (MLSP 2010), August 29 - September 1, 2010 Kittila, Finland. (pdf, presentation)
  11. P. Bouboulis, K. Slavakis and S. Theodoridis. Edge Preserving Image Denoising in Reproducing Kernel Hilbert Spaces, Proceedings of the 20th International Conference on Pattern Recognition, Istanbul: Turkey, 23-26 August 2010. (pdf, presentation) This work has been selected for the Best Scientific Paper Award (Track III: Signal, Speech, Image and Video Processing) click here for details.
  12. K. Slavakis, P. Bouboulis, and S. Theodoridis. Online kernel receiver for multi-access MIMO channels, Proceedings of the IEEE International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), pp. 221-224, Perugia: Italy, June 21-24, 2009. pdf

Books

  1. P. Bouboulis, Fractal Interpolation. Theory and Applications in Image Compression, LAP Academic Publishing, 2012, (PhD thesis extended version) ISBN 978-3-659-25166-5. (pdf)

Chapters in Books

  1. P. Bouboulis, S. Theodoridis, Kernel methods for Image Denoising, ROKS.
  2. K. Slavakis, P. Bouboulis, S. Theodoridis, Online Learning in Reproducing Kernel Hilbert Spaces. In: Rama Chellappa, Sergios Theodoridis, editors, Academic Press Library in Signal Processing. Vol 1, Signal Processing Theory and Machine Learning, Chapter 17. (site)

Monograffs

  1. P. Bouboulis, Wirtinger’s Calculus in general Hilbert Spaces, available publicly on the Cornell University Library (arXi.orgv)