Drakakis, Konstantinos - Department of Mathematics, University College Dublin

• ISSC 2008, Galway, June 1819 The enumeration of Costas arrays of order 27
• Contemporary Engineering Sciences, Vol. 3, 2010, no. 7, 339 -363 A Receiver/Transmitter Localization
• Advances in Mathematics of Communications doi:10.3934/amc.2010.4.1 Volume 4, No. 1, 2010, 122
• Adv. Studies Theor. Phys., Vol. 4, 2010, no. 2, 67 -90 Channel Models of the Doppler Effect
• IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. 56, NO. 3, MARCH 2010 1271 On the Hops Present in Costas Permutations
• Hindawi Publishing Corporation Abstract and Applied Analysis
• Hindawi Publishing Corporation Mathematical Problems in Engineering
• 4684 IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. 54, NO. 10, OCTOBER 2008 Fig. 1. Plot of the corrected WWB (24), the incorrect version (6), and the actual
• A REVIEW OF COSTAS ARRAYS KONSTANTINOS DRAKAKIS
• Signal Processing 85 (2005) 121127 An improvement of the energy function$
• Cross-correlation of Costas arrays: the current status Konstantinos Drakakis, Scott Rickard
• EXTRACTING GARCH EFFECTS FROM ASSET RETURNS USING ROBUST NMF Ruairi de Frein & Scott Rickard & Konstantinos Drakakis
• Generated, Emergent and Sporadic Costas Arrays Ken Taylor, Konstantinos Drakakis, Scott Rickard
• On the hops present in Costas permutations Konstantinos Drakakis
• Portfolio Diversification using Subspace Factorizations
• On some properties of Costas arrays generated via finite fields Konstantinos Drakakis
• ON THE MULTIRESOLUTION STRUCTURE OF INTERNET TRAFFIC TRACES1
• A detailed mathematical study of several aspects of the Internet
• On the parity populations of Welch-constructed Costas arrays Konstantinos Drakakis
• Advances in Mathematics of Communications doi:10.3934/amc.2009.3.35 Volume 3, No. 1, 2009, 3552
• Contemporary Engineering Sciences, Vol. 3, 2010, no. 7, 295 -309 On the Construction of Nearly Optimal Golomb
• Advances in Mathematics of Communications Web site: http://www.aimSciences.org Volume 1, No. 3, 2007, 323332
• SIGNAL EXTRAPOLATION USING EMPIRICAL MODE DECOMPOSITION WITH FINANCIAL APPLICATIONS
• International Mathematical Forum, 3, 2008, no. 25, 1203 -1214 Analysis of Financial Data through
• On the Complexity of the Verification of the
• Two experimental pearls in Costas arrays Konstantinos Drakakis, Rod Gow
• A Discretized Version of the Self-Similar Model for Internet Traffic Konstantinos Drakakis
• Advances in Mathematics of Communications Web site: http://www.aimSciences.org Volume 2, No. 2, 2008, 113130
• Discrete Applied Mathematics 157 (2009) 33203326 Contents lists available at ScienceDirect
• Data mining and Costas arrays Konstantinos Drakakis
• Hindawi Publishing Corporation Journal of Applied Mathematics
• THE DEPENDENCE OF THE THUMBTACK SHAPE OF THE AUTO-AMBIGUITY OF FREQUENCY-HOP WAVEFORMS ON THE NUMBER OF HOPS AND TIME-BANDWIDTH
• International Mathematical Forum, 3, 2008, no. 25, 1191 -1202 Empirical Mode Decomposition of
• Higher dimensional generalizations of the Costas Konstantinos Drakakis
• On the efficiency of time-varying channel models Scott Rickard*, Konstantinos Drakakist, Nikolaos Tsakalozos*
• International Mathematical Forum, 4, 2009, no. 9, 401 -407 On a Closed Formula for the Derivatives of
• IEEE SIGNAL PROCESSING MAGAZINE [160] SEPTEMBER 2009 [in the SPOTLIGHT]
• ISSC 2009, Dublin, June 10-11 Some remarks on the well-posedness of the EMD
• ON COSTAS ARRAYS WITH VARIOUS TYPES OF SYMMETRY Ken Taylor, Scott Rickard, Konstantinos Drakakis
• Turk J Elec Engin, VOL.15, NO.1 2007, c TUBITAK Data Mining and Costas Arrays
• "imvol2" --2005/12/8 --9:47 --page 185 --#1 Internet Mathematics Vol. 2, No. 2: 185-246
• Detecting fractal power-law long-range dependence in pre-sliced cooked pork ham surface intensity patterns using Detrended Fluctuation Analysis
• Applied Mathematical Sciences, Vol. 3, 2009, no. 17, 845 -851 Costas Arrays and the Extension of
• 1. , 2. ,
• A new algorithm for receiver/transmitter localization on the plane
• A statistical test to detect tampering with lottery results Konstantinos Drakakis, Ken Taylor, Scott Rickard
• Discrete Mathematics 309 (2009) 25592563 Contents lists available at ScienceDirect
• Costas permutations in the continuum Konstantinos Drakakis
• MAXIMIZING SPARSITY OF WAVELET REPRESENTATIONS VIA PARAMETERIZED Niall Hurley, Scott Rickard, Paul Curran, Konstantinos Drakakis
• TIME-VARYING CHANNEL MODEL EFFICIENCY Scott Rickard
• Applied Mathematical Sciences, Vol. 1, 2007, no. 12, 571 -602 On the Spikiness of Internet Traffic1
• Distance vectors in Costas arrays Konstantinos Drakakis, Rod Gow
• Published in IET Communications Received on 22nd February 2007
• Some results on the multiresolution structure of Internet traffic traces
• Applied Mathematical Sciences, Vol. 2, 2008, no. 55, 2743 -2756 A Discretized Version of the Self-Similar
• Applied Mathematical Sciences, Vol. 2, 2008, no. 37, 1799 -1835 On the Multiresolution Structure of
• Three challenges in Costas arrays Konstantinos Drakakis
• Hindawi Publishing Corporation Journal of Probability and Statistics
• International Journal of Algebra, Vol. 3, 2009, no. 5, 231 -240 On the Calculation of the l2 l1
• Applied Mathematical Sciences, Vol. 3, 2009, no. 55, 2725 -2738 On the Maximal Distance between Consecutive
• 2010 IEEE Information Theory Workshop -ITW 2010 Dublin The enumeration of Costas arrays of order 28
• ISSC 2005, Dublin. September 12 Computer-assisted search for Costas arrays
• Advances in Mathematics of Communications doi:10.3934/amc.2011.5.69 Volume 5, No. 1, 2011, 6986
• 1230 IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. 56, NO. 3, MARCH 2010 On the Nonlinearity of Exponential Welch Costas
• A stochastic analysis approach in the search for Costas arrays Konstantinos Drakakis1
• FACTA UNIVERSITATIS (NIS) Ser. Math. Inform. Vol. 22, No. 1 (2007), pp. 110
• Some results on the degrees of freedom of Costas Konstantinos Drakakis
• A stochastic model for the number of fixed points of a Welch Costas permutation
• International Mathematical Forum, 3, 2008, no. 38, 1853 -1870 Analysis of Financial Data Using
• Advances in Mathematics of Communications doi:10.3934/amc.2009.3.235 Volume 3, No. 3, 2009, 235250