XII. European Signal Processing Conference

EUSIPCO 2004

September 6-10, 2004Vienna, Austria

Proceedings

Volume I

TECHNISCHEUNIVERSITATWlEIM

VIENNAUNIVERSITY OFTECHNOLOGY

http://www.nt.tuwien.ac.at/eusipco2004

Table of Contents

Volume I

Tuesday, September 7 th, 2004

Plenary Lecture TueAmPSl: Coding and Signal Processing for Multiple-Antenna Transmission and Reception: Iterative Receiver Structures

CODING AND SIGNAL PROCESSING FOR MULTIPLE-ANTENNA TRANSMISSION AND RECEPTION:ITERATIVE RECEIVER STRUCTURES

Ezio Biglieri, Alessandro Nordio and Giorgio Taricco, Politecnico di Torino, Italy

Special Session TueAmSSl: Applications of Acoustic Echo ControlChair: Eberhard Hansler, TU Darmstadt

APPLICATIONS OF ACOUSTIC ECHO CONTROL - AN OVERVIEW 9Gerhard Schmidt, Temic SDS, Research, Germany

ACOUSTIC ECHO CANCELLATION FOR CONFERENCE SYSTEMS 17Akihiko Sugiyama, NEC, Japan; Akihiro Hirano and Kenji Nakayama, Kanazawa University, Japan

PASSENGER IN-CAR COMMUNICATION ENHANCEMENT 21Klaus Linhard and Jiirgen Freudenberger, DaimlerChrysler AG, Germany

CONTROLLING THE ADAPTATION OF FEEDBACK CANCELLATION FILTERS - PROBLEM ANALYSISAND SOLUTION APPROACHES 25

Henning Puder and Bernd Beimel, Siemens Audiologische Technik GmbH, Germany

Session TueAmORl: Blind EqualizationChair: Geert Leus, Delft University of Technology, The Netherlands

ON THE OPTIMAL CONSTANT NORM ALGORITHM, IN RESPECT TO THE EMSE, FOR BLIND QAMEQUALIZATION 29

Alban Goupil, FTR&D Rennes, FRANCE; and Jacques Palicot, Supelec Campus de Renes, FRANCE

ALPHABET POLYNOMIAL FITTING CRITERIA FOR BLIND EQUALIZATION 33Ludwig Rota and Pierre Comon, Laboratoire I3S, France

COMPLEXITY REDUCED BLIND MULTICHANNEL EQUALIZATION 37Houcem Gazzah, University of Edinburgh, United Kingdom

BLIND EQUALIZATION OF MULTILEVEL SIGNALS USING SUPPORT VECTOR MACHINES 41Marcelino Lazaro, Universidad Carlos 111 de Madrid, Spain; Ignacio Santamaria, Javier Via, Universidad deCantabria, Spain; and Deniz Erdogmus, University of Florida, USA

A SYMBOL BY SYMBOL CLUSTERING BASED BLIND EQUALIZER 45Kristina Georgoulakis, University of Athens, Dept. of Informatics and Telecommunications, Greece

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Session TueAmOR2: Image Pyramids and WaveletsChair: Beatrice Pesquet-Popescu, ENST Paris, France

DISCRETE WAVELET FRAMES ON THE SPHERE 4 9

Iva BoKdanova, Pierre Vandergheynst, ITS, Swiss Federal Institute of Technology (EPFL), Switzerland; Jean-Pierre Antoine, Laurent Jacques and Marcela Morvidone, FYMA, Univ. Cath. Louvain, Belgium

PARAMETER ESTIMATIONS FOR SUPER RESOLUTION BASED ON THE LAPLACIAN PYRAMIDREPRESENTATION

Slwai Yuan, Yasumasa Takahashi and Akira Taguchi, Musashi Institute of Technology, Japan

IMPROVED IMAGE FUSION USING BALANCED MULTIWAVELETS 57Lahouari Glwuti, Ahmed Bouridane, Queen's University of Belfast, United Kingdom; and Mohammad Ibrahim,King Fahtl University of Petroleum and Minerals, Saudi Arabia

EDGE-PRESERVING WAVELET-BASED MULTISENSOR IMAGE FUSION APPROACH 61Lalumari Glwuti, Ahmed Bouridane, Queen's University of Belfast, United Kingdom; and Mohammad Ibrahim,King Falid University of Petroleum and Minerals, Saudi Arabia

THE MULT1SELECTIVITY SCHEME: A PYRAMIDAL ORGANIZATION OF WAVELETS WITH VARIABLEANGULAR SELECTIVITY 65

Jean-Pierre Antoine and Laurent Jacques, FYMA-UCL, Belgium

Session TueAmOR3: Nonlinear Signals and SystemsChair: Jonathon Chambers, Cardiff University, UK

A NOVEL SIGNAL FLOW GRAPH BASED SOLUTION FOR CALCULATION OF FIRST AND SECONDDERIVATIVES OF DYNAMICAL NONLINEAR SYSTEMS 69

Andrea Arcangeli, Stefano Squartini and Francesco Piazza, DEIT, Italy

HIGH-PRECISION SURROGATE DATA BASED TESTS FOR GAUSSIANITY AND LINEARITY OFDISCRETE TIME RANDOM PROCESSES 73Yngve Birkelund, Tromso University College, Norway; Jade A. Johansen and Alfred Hanssen, University ofTromso, Norway

WAVE DIGITAL FILTERS WITH MULTIPLE NONLINEARITIES 77Stefan Petrausch and Rudolf Rabenstein, University of Erlangen-Nuremberg, Germany

LOW-COMPLEXITY EQUIVALENT REALIZATIONS OF NONLINEAR MULTIRATE FILTERS 81David Schwingsliackl and Gernot Kubin. Christian Doppler Laboratory for Nonlinear Signal Processing, Austria

RELAXED LOOK-AHEAD PIPELINED NONLINEAR CHANNEL EQUALIZER 85Daniel Massicotte and Thierry Dufour, Universile du Quebec a Trois-Rivieres, Canada

Session TueAmOR4: Signal ReconstructionChair: Miroslaw Pawlak, University of Manitoba, Canada

THRESHOLDING-BASED SAMPLING AND SIGNAL RECONSTRUCTION FROM MULTIPLE NOISYOBSERVATIONS C I N U l i *Luu Nguyen and Miroslaw Pawlak, University of Manitoba, Canada

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SEQUENCES ORDERING IN MINIMUM-PHASE SEQUENCES 93Corneliu Rusu and Jaakko Astola, Tampere International Center for Signal Processing, Finland

RECONSTRUCTION OF NONUNIFORMLY SAMPLED BANDLIMITED SIGNALS USING TIME-VARYING DISCRETE-TIME FIR FILTERS 97Hakan Johansson and Per Lowenborg, Linkoping University, Sweden

DIRECTIONAL VARYING SCALE APPROXIMATIONS FOR ANISOTROPIC SIGNAL PROCESSING 101Vladimir Katkovnik, Alessandro Foi, Karen Egiazarian and Jaakko Astola, Tampere University of Technology,Finland

THE INFLUENCE OF THE NON-UNIFORM SPLINE BASIS ON THE APPROXIMATION SIGNAL 105Najat Chihab, Anissa Zergainoh and Jean-Pierre Astruc, L2TIJNST1TUT GALILEE,UNIVERSITE PARIS 13,FRANCE

Session TueAmPOl: Filter DesignChair: Ewa Hermanowicz, Gdansk University of Technology, Poland

SYNTHESIS OF HYBRID FILTER BANKS FOR A7D CONVERSION: A FREQUENCY DOMAINAPPROACH 109

Jean-Luc Collette, Michel Barret and Jacques Oksman, SUPELEC, FRANCE

DESIGN OF OPTIMAL IIR FILTERS IN REDUCED DIMENSIONALITY PARAMETER SPACES 113Andrzej Tarczynski, University of Westminster, UK

SIMULTANEOUS APPROXIMATION OF MAGNITUDE AND GROUP DELAY IN FIR DIGITAL FILTERS . 117Minoru Akazawa, Canon Corp., Japan; and Masaaki Ikehara, Keio Univ., Japan

MIXED-DOMAIN REDUCED ORDER IIR APPROXIMATION FOR FIR FILTER 121Carrson Fung and Chi-Wah Kok, Hong Kong University of Science and Technology, Hong Kong

EFFICIENT GROUP DELAY EQUALIZATION OF DISCRETE-TIME IIR FILTERS 125Mauricio Quelhas, Antonio Petraglia and Mariane Petraglia, Federal University of Rio de Janeiro, Brazil

CLOSED-FORM DESIGN OF MAXFLAT R-REGULAR FIR MTH-BAND FILTERS WITH ARBITRARYGROUP DELAY USING WAVEFORM MOMENTS 129

Xi Zhang, Daisuke Kobayashi, Tatsuya Wada, Toshinori Yoshikawa and Yoshinori Takei, Nagaoka University ofTechnology, Japan

AN ITERATIVE REWEIGHTED LEAST-SQUARES ALGORITHM FOR THE DESIGN OF 2D IIR FILTERS. 133Bogdan Dumitrescu and Riitta Niemisto, Tampere University of Technology, Finland

DESIGN OF VARIABLE FRACTIONAL-DELAY DIGITAL FILTERS USING WEIGHTED-LEAST-SQUARESSINGULAR-VALUE-DECOMPOSITION 137Tian-Bo Deng, Toho University, Japn

DESIGN OF CONSTRAINED IIR AND INTERPOLATED IIR FILTERS USING A NEW SEMI-DEFINITEPROGRAMMING BASED MODEL REDUCTION TECHNIQUE 141

S. C. Chan, K. M. Tsui and K. W. Tse, The University of Hong Kong, Hong Kong

REDUCTED SEARCH SPACE FOR THE OPTIMAL DESIGN OF LINEAR PHASE FIR FILTER 145Boulerial Benaoumeur, Belbachir M. Faouzi, electronics department, USTO, Algeria; and Belbachir A. Nabil,Vienna University of Technology, Austria

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Session TueAmPO2: Multiuser and CDMA CommunicationsChair: Ralf R. Mueller, Telecommunications Research Center Vienna (ftw.)

BER-BASED VS. GAME-THEORETIC POWER ALLOCATION STRATEGIES FOR MULTIUSER MISOSYSTEMS 149

Diego Bartolome, Telecommunications Technological Center of Catalonia (CTTC), Spain; and Ana I. Perez-Neira,Technical University of Catalonia (UPC), Spain

BALANCED CAPACITY OF WIRELINE MULTIACCESS CHANNELS 153Thierry Sartenaer and Luc Vandendorpe, Universite catholique de Louvain, Belgium

REDUCED-COMPLEXITY GENETIC ALGORITHM AIDED AND RADIAL BASIS FUNCTION ASSISTEDMULTIUSER DETECTION FOR SYNCHRONOUS CDMA 157Hua Wei, Mong-Suan Yee, UoS, UK; and Lajos Hanzo, Univ. of Southampton, UK

A FAST BLIND MULTIPLE ACCESS INTERFERENCE REDUCTION IN DS/CDMA SYSTEMS BYADAPTIVE PROJECTED SUBGRADIENT METHOD 161Renato Cavalcante, Isao Yamada and Kohichi Sakaniwa, Tokyo Institute of Technology, Japan

BLIND MIMO DETECTION OF CONVOLUTIVELY MIXED CPM SOURCES 165Marc Castella, Universite de Marne-la-Vallee, France; Pascal Bianchi, Supelec - Service Radiocommunications,France; Antoine Chevreuil and Jean-Christophe Pesquet, Universite de Marne-la-Vallee, France

PERFORMANCE OF PILOT EMBEDDED OFDM SYSTEMS IN SIMULTANEOUS MULTI-USERTRANSMISSIONS 169Chenu-Tournier Marc, THALES Communications, FRANCE; and Fijalkow lnbar, ET1S/ENSEA - Univ. de Cergy-Pontoise - CNRS, FRANCE

SPACE-TIME UMTS-FDD RECEIVER WITH WEIGHTED INTERFERENCE CANCELLATION 173Joachim Wehinger and Christoph< Mecklenbrauker, ftw. ForschungszentrumTelekommunikation Wien, Austria

COOPERATIVE TRANSMISSION FOR WIRELESS NETWORKS USING POWER CONTROL ANDBEAMFORMING 177Gema Pinero, Carmen Botella, Maria De Diego, Alberto Gonzalez and Narcis Cardona, Universidad Politecnicade Valencia (ETS1T), Spain

LOW COMPLEXITY LINEAR DETECTION FOR ASYNCHRONOUS CDMA SIGNALS OVERFREQUENCY SELECTIVE CHANNELS 181

Armelle Wautier, Supelec, France; Saloua Ammari, Bouygues Telecom, France; and Walid Hachem, Supelec,France

A ROBUST MAXIMUM LIKELIHOOD MULTIUSER DETECTOR IN THE PRESENCE OF SIGNATUREUNCERTAINTIES 185

Moshe Salhov, Ami Wiesel and Yonina Eldar, Technion-lsrael Institute of Technology, Israel

Special Session TuePmSSl: Large Random Matrices in Digital Communi-cations and Signal ProcessingChair: Philippe Loubaton, Univ Marne la Vallee, France

RANDOM MATRICES, FREE PROBABILITY AND THE REPLICA METHOD 189RalfMiiller, FTW, Austria

DOWNLINK CDMA: TO CELL OR NOT TO CELL 197Merouane Debbah, Eurecom Institut, France

ASYMPTOTIC ANALYSIS OF REDUCED RANK DOWNLINK CDMA WIENER RECEIVERS 201Belkacem Mouhouche, DeptTSl, ENST, France; Philippe Loubaton, Univ Marnela Vallee, France; Walid Hachem,Supelec, France; and Nicolas Ibrahim, Wavecom, France

DESIGNING GOOD ESTIMATORS FOR LOW SAMPLE SIZES: RANDOM MATRIX THEORY IN ARRAYPROCESSING APPLICATIONS 205

Xavier Mestre, Centre Tecnolbgic de Telecomunicacions de Catalunya, Spain

Special Session TuePmSS2: Algebraic Methods for Blind Signal Separationand DeconvolutionChair: Lieven De Lathauwer, ETIS, France

ALGORITHMS FOR JOINT BLOCK DIAGONALIZATION 209Karim Abed-Meraim, Telecom Paris, France; andAdel Belouchrani, Ecole National Polytechnique, Algeria

A LINEAR ALGEBRA APPROACH TO SYSTEMS OF POLYNOMIAL EQUATIONS WITH APPLICATIONTO DIGITAL COMMUNICATIONS 213

Jerome Lebrun and Pierre Comon, Lab. I3S - CNRS/UNSA, France

THIN QR AND SVD FACTORIZATIONS FOR SIMULTANEOUS BLIND SIGNAL EXTRACTION 217Sergio Cruces, University of Seville, Spain; Andrzej Cichocki, Brain Science Institute (R1KEN), Japan; and LievenDe Lathauwer, ETIS (ENSEA, UCP, CNRS), France

OPTIMIZATION OF JADE USING A NOVEL OPTIMALLY WEIGHTED JOINT DIAGONALIZATIONAPPROACH 221

Alexander Smekhov and Arie Yeredor, Tel-Aviv University, Israel

ALGEBRAIC TECHNIQUES FOR THE BLIND DECONVOLUTION OF CONSTANT MODULUS SIGNALS 225Lieven De Lathauwer, ETIS, UMR 8051 (CNRS, ENSEA, UCP), France

Session TuePmORl: DetectionChair: Alfred Hero, University of Michigan, USA

PARAMETRIC AND NONPARAMETRIC APPROACHES TO DETECTION IN MAGNETIC RESONANCEFORCE MICROSCOPY 229

Pei-Jung Chung, Dept. of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, USA;Anatole Ruslanov, Dept. of Computer Science, Drexel University, Philadelphia, USA; and Johann Bohme, Dept.of Electrical Engineering and Information Sciences, Ruhr-Universitdt Bochum, Germany

DETECTION OF BRAIN ACTIVATION FROM MAGNITUDE FMRI DATA USING A GENERALIZEDLIKELIHOOD RATIO TEST 233

Arnold J. Den Dekker, Delft University of Technology, The Netherlands; and Jan Sijbers, University of Antwerp,Belgium

THE OPTIMAL DETECTOR FOR A WIDEBAND NOISE IMPULSE 237Sergey Panfilov and Vladimir Kanakov, University ofNizhny Novgorod, Russia

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IMPULSE NOISE CORRECTION IN AN IMAGE TRANSMISSION SYSTEM BY MEANS OF ANOVERSAMPLED FILTER BANK CODE 241

Slavica Marinkovic and Christine Guillemot, IR1SA-INR1A, France

RECURSIVE BAYESIAN AUTOREGRESSIVE CHANGEPOINT DETECTOR FOR SEQUENTIAL SIGNALSEGMENTATION 245

Roman Cmejla and Pavel Sovka, Czech Technical University in Prague, Czech Republic

Session TuePmOR2: Image Processing and TransmissionChair: Benoit Macq, Laboratoire de Telecommunications et teledetection, Belgium

COMPARISON OF JPEG AND JPEG 2000 IN LOW-POWER CONFIDENTIAL IMAGE T R A N S M I S S I O N . . . 249Mara Rhepp, Herbert Stogner, CTI, Austria; and Andreas Uhl, CTI & Salzburg University, Austria

RETRANSMISSION STRATEGIES FOR OPTIMIZED JPEG 2000 IMAGE TRANSMISSION IN WIRELESSENVIRONMENT 253Marco Grangetto, Enrico Magli and Gabriella Olmo, Dept. of Electronics - Politecnico di Torino, Italy

A COMBINED WAVELET-BASED IMAGE PROCESSING METHOD FOR EMERGENT CRACK DETEC-TIONON PAVEMENT SURFACE IMAGES 257

Peggy Subirats, Olivier Fabre, Jean Dumoulin, Vincent Legeay, Laboratoire Central des Ponts et Chaussees,France; and Dominique Barba, Institut de Recherche en Communications et Cybernetique de Nantes, France

UNSUPERVISED LINE NETWORK EXTRACTION FROM REMOTELY SENSED IMAGES BY POLYLINEPROCESS 261Caroline Lacoste, Xavier Descombes, Josiane Zerubia, 1NRIA, FRANCE; and Nicolas Baghdadi, BRGM, FRANCE

CAPACITY ANALYSIS OF PERIODICAL WATERMARKING 265Emre Topak, Svyatoslav Voloshynovskiy, Oleksiy Koval and Thierry Pun, CU1, University of Geneva, Switzerland

Session TuePmOR3: Motion Estimation and Object TrackingChair: Stefano Tubaro, Politecnico di Milano, Italy

ADAPTIVE ALGORITHM FOR FAST MOTION ESTIMATION IN H.264/MPEG-4 AVC 269Sergio Saponara, Massimiliano Melani, Luca Fanucci and Pierangelo Terreni, University of Pisa, Italy

FAST MOTION ESTIMATION WITH SIZE-BASED PREDICTORS SELECTION HEXAGON SEARCH INH.264/AVC ENCODING 273

Luca Pezzoni, STMicroelectronics, Italy; Paolo De Pascalis, Gian Antonio Mian, University ofPadova, Italy; andDaniele Bagni, STMicroelectronics, Italy

FAST AND ACCURATE OBJECT TRACKING BY SUCCESIVE LEARNING OF LIFTING WAVELETFILTERS 277Ryuichi Ikeura, Shigeru Takano and Koichi Niijima, Department of Informatics, Kyushu University, Japan

TRACKING OF EXTENDED SIZE TARGETS IN H.264 COMPRESSED VIDEO USING THEPROBABILISTIC DATA ASSOCIATION FILTER 281Vimal Thilak and Charles Creusere, New Mexico State University, USA

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MULTI-OBJECT TRACKING USING THE PARTICLE FILTER ALGORITHM ON THE TOP-VIEW PLAN .. 285Santiago Venegas Martinez, Jean Frangois Knebel and Jean Philippe Thiran, Swiss Federal Institute of Technology,Switzerland

Session TuePmPOl: Signal Processing TechniquesChair: Ahmed Tevvfik, University of Minnesota, USA

DIGITAL WAVEGUIDES VS. WAVE DIGITAL FILTERS IN PHYSICAL MODELING: THEORETICAL ANDCOMPUTATIONAL ASPECTS 289

Matti Karjalainen and Cumhur Erkut, Helsinki University of Technology, Finland

NOISE REDUCTION FOR CHAOTIC SIGNALS BASED ON NEW APPROACH OF MEASURING THESIGNAL DETERMINACY 293

Jiangtao Xi, University ofWollongong, Australia; Zheng Lin, Zongkai Yang, Huazhong University of Science andTechnology, China; and Joe Chicharo, University of Wollongong, Australia

ROBUST PITCH EXTRACTION IN PATHOLOGICAL VOICE BASED ON WAVELET AND CEPSTRUM . . . 297Weiping Hu, Guangxi Normal University, P.R.China; Xiuxin Wang, Guangxi Normal University,, P.R.China; andGomez Pedro, Universidad Politcnica de Madrid, Spain

WAVELET BASED DE-NOISING FOR CHAOTIC SIGNAL PREDICTION USING THE TRAJECTORYPARALLEL MEASURE 301

Shigeo Wada and Yuji Koizumi, Tokyo Denki University, Japan

BASELINE SPECTRUM ESTIMATION USING HALF-QUADRATIC MINIMIZATION 305Vincent Mazet, David Brie, CRAN, CNRS UMR 7039, Universite Henri Poincare Nancy 1, France; and JeromeIdier, IRRCyN, CNRS UMR 6597, Ecole Centrale de Nantes, France

PERFORMANCE ANALYSIS OF MULTIWAVELETS CONSTRUCTED USING B-SPLINE REFINABLESUPER FUNCTIONS 309

Huseyin Ozkaramanli and Burcin Ozmen, Eastern Mediterranean University, Cyprus

MODELING OF LONG AND COMPLEX RESPONSES USING KAUTZ FILTERS AND TIME-DOMAINPARTITIONS 313Tuomas Paatero, Helsinki University of Technology, Finland

BOUNDED SUBSET SELECTION WITH NONINTEGER COEFFICIENTS 317Masoud Alghoniemy, University of Alexandria, Egypt; and Ahmed Tewfik, University of Minnesota, USA

Session TuePmPO2: Speech, Speaker, and Emotion RecognitionChair: Jashmin Shah, Temple University, USA

NONLINEAR DECISION FUNCTION IN SPEAKER VERIFICATION USING A CLASSIFIER ENSEMBLE . 321Hakan Altincay and Cem Ergun, Eastern Mediterranean Univ., Turkey

SELF-OPTIMIZING VOICE CONTROL USER INTERFACE 325Wolfgang Tschirk, Siemens AC Osterreich, PSE ECT, Austria

AUDIBLE (NORMAL) SPEECH AND INAUDIBLE MURMUR RECOGNITION USING NAMMICROPHONE 329

Panikos Heracleous, Yoshitaka Nakajima, Akinobu Lee, Hiroshi Saruwatari and Kiyohiro Shikano, Nara Instituteof Science and Technology, Japan

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SVM BASED TEXT-DEPENDENT SPEAKER IDENTIFICATION FOR LARGE SET OF VOICES 333Piotr Staroniewicz and Wojciech Majewski, Institute of Telecommunication and Acoustics, Wroclaw University ofTechnology, Poland

CONFIDENCE WEIGHTING MISSING FEATURE APPROACH FOR ROBUST SPEECH RECOGNITION... 337Yubo Ge, Jun Song, Department of Mathematics Science, Tsinghua University, China; and Lingnan Ge, School ofScience and Engineering, Waseda Univ., Japan

AUTOMATIC SPEECH CLASSIFICATION TO FIVE EMOTIONAL STATES BASED ON GENDERINFORMATION 341

Dimitrios Ververidis and Constantine Kotropoulos, Artificial Inteligence and Information Analysis Laboratory,Department of Informatics, Aristotle University of Thessaloniki, Greece

APPLICATION OF WAVELET TRANSFORM AND WAVELET THRESHOLDING IN ROBUST SUB-BANDSPEECH RECOGNITION 345

Babak Nasersharif and Ahmad Akbari, iran university of science and technology, iran

SPEAKER IDENTIFICATION IMPROVEMENT USING THE USABLE SPEECH CONCEPT 349Ananth Iyer, Brett Smolenski, Robert Yantorno, Temple University, USA; Edward Cupples, Stanley Wenndt, AirForce Research Laboratory/IFEC, USA; and Jashmin Shah, Temple University, USA

EXPLICIT MODELLING OF COMMON ACOUSTIC FEATURES FOR CHARACTER RECOGNITION 353Mario Munich, Evolution Robotics, USA; and Qiguang Lin, AOL Voice Services, USA

Special Session TuePmSS3: Statistical Shape Analysis and ModellingChair: Hamid Krim, North Carolina State University, USA

SOME APPROACHES TO SHAPE ANALYSIS 357Anuj Srivastava and Washington Mio, Florida State University, USA

CLASSIFICATION AND SAMPLING OF SHAPES THROUGH SEMIPARAMETRIC SKEW-SYMMETRICSHAPE MODEL 365

Sajjad Baloch and Hamid Krim, North Carolina State University, USA

LEARNING INTRINSIC DIMENSION AND INTRINSIC ENTROPY OF HIGH-DIMENSIONAL DATASETS 369Jose Costa and Alfred Hero, University of Michigan, USA

GEODESIC HOMOTOPIES 373Anthony Yezzi, Georgia Tech, USA; and Andrea Mennucci, Scuola Normale, Italy

Session TuePmOR4: Source SeparationChair: Visa Koivunen, SMARAD CoE, HUT, Finland

AN ALGEBRAIC TECHNIQUE FOR THE BLIND SEPARATION OF DS-CDMA SIGNALS 377Josephine Castaing and Lieven De Lathauwer, ETIS, France

A NOVEL APPROACH TO CONVOLUTIVE BLIND SEPARATION OF CLOSE-TO-ORTHOGONAL PULSESOURCES USING SECOND-ORDER STATISTICS 381

Ales Holobar and Damjan Zazula, FEECS, Slovenia

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CONVOLUTIVE BSS USING A PENALIZED MUTUAL INFORMATION CRITERION 385Mohammed El Rhabi, Guillaume Gelle, Hassan Fenniri and Georges Delaunay, Decom-LAM laboratory, Univer-sity of Reims Champagne Ardennes, France

FREQUENCY-DOMAIN MULTICHANNEL SIGNAL ENHANCEMENT: MINIMUM VARIANCE VS.MINIMUM CORRELATION 389

Julien Bourgeois and Klaus Linhard, DaimlerChrysler Research and Technology, Germany

A TWO CHANNEL BLOCK-ADAPTIVE AUDIO SEPARATION TECHNIQUE BASED UPON TIME-FREQUENCY INFORMATION 393Daniel Smith, Jason Lukasiak and Ian Burnett, SECTE, University ofWollongong, Australia

Session TuePmOR5: Adaptive Algorithms for Echo CompensationChair: Eberhard Hansler, TU Darmstadt

DELAYLESS SUBBAND ECHO CANCELERS USING COMPUTATIONALLY EFFICIENT PARALLELKALMAN FILTERS 397

Mohammad Zulhasnine and Md. Hasan, BUET, Bangladesh

ECHO CANCELLATION USING A VARIABLE STEP-SIZE NLMS ALGORITHM 401Ahmed Sulyman, Queen's University, Canada; andAzzedine Zerguine, KFUPM, Saudi Arabia

REDUCING INTER-CHANNEL COHERENCE IN STEREOPHONIC ACOUSTIC ECHO CANCELLATIONUSING PARTIAL UPDATE ADAPTIVE FILTERS 405

Andy Khong and Patrick Naylor, Imperial College London, United Kingdom

GAIN LOSS CONTROL BASED ON SPEECH CODEC PARAMETERS 409Christophe Beaugeant, Siemens AG, Germany; Nicolas Duetsch, Technical University Munich, Germany; andHerve Taddei, Siemens AG, Germany

NEAR-END DISTORTION IN OVER-SAMPLED SUBBAND ADAPTIVE IMPLEMENTATION OF AFFINEPROJECTION ALGORITHM 413Hamid Sheikhz.adeh, Robert L. Brennan and Kevin R. L Whyte, Dspfactory Ltd., Canada

Session TuePmOR6: Multidimensional Systems and Signal ProcessingChair: William Puech, University of Montpellier II, France

ON THE DESIGN OF TWO-DIMENSIONAL POLAR SEPARABLE FILTERS 417Michael Felsberg, Linkoping University, Dept. EE, Sweden

POLARIZED SOURCE CHARACTERIZATION USING VECTOR - MUSIC 421Sebastian Miron, Nicolas Le Bihan and Jerome Mars, LIS, France

RECONSTRUCTION OF IMAGES FROM THEIR OBSERVATION THROUGH BAYER AND HONEYCOMBCOLOR FILTER ARRAYS 425Tomohide Someya, lbaraki University, Japan; Tomoko Yokokawa, Ibaraki Univeristy, Japan; andMusaru Kamada,lbaraki University, Japan

3-D TEXTURE MODEL BASED ON THE WOLD DECOMPOSITION 429YoussefStitou, Flavins Turcu, Mohamed Najim, Equipe Singal et Image UMR 5131, France; and Larbi Redouanc,LESS1- Faculte des Science FES, Maroc

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NONPARAMETRIC TECHNIQUE OF IMPULSIVE NOISE REMOVAL 433Bogdan Smolka, Sebastian Budzan, Silesian University of Technology, Poland; Anastasios Venetsanopoulos andRastislav Lukac, University of Toronto, Canada

Session TuePmPO3: Channel Estimation, Equalization, and ModellingChair: Pascal Larzabal, ENS Cachan, France

NONLINEAR CHANNEL EQUALIZATION WITH MAXIMUM COVARIANCE INITIALIZED CASCADE-CORRELATION LEARNING 437Arto Kantsila, Tampere University of Technology, Institute of Digital and Computer Systems, Finland

A VARIABLE TIME LAG ALGORITHM FOR THE FIR EQUALIZER 441Yu Gong and Colin Cowan, Queen's University of Belfast, UK

TIME-FREQUENCY AND TIME-SCALE CANONICAL REPRESENTATIONS OF DOUBLY SPREADCHANNELS 445Radu Balan, Siemens Corporate Research, USA; H. Vincent Poor, Princeton University, USA; Scott Rickard, Uni-versity College Dublin, Ireland; and Sergio Verdu, Princeton University, USA

AN EFFICIENT FAST-FADING CHANNEL ESTIMATION AND EQUALIZATION METHOD WITH SELFICI CANCELLATION 449Yen-Hui Yeh, MediaTek lnc, Taiwan; and Sau-Gee Chen, National Chiao Tung University, Taiwan

IMPROVEMENT OF HIDDEN MARKOV MODEL EVALUATION OF THE MOBILE SATELLITE CHANNELBY RESORTING TO A TRANSITION LOCALISATION METHOD 453Clemence Alasseur and Lionel Husson, Supelec, France

AN FIR PREDICTOR INTERPRETATION OF LS ESTIMATION OF SINUSOIDAL AMPLITUDESFOLLOWED BY EXTRAPOLATION 457Torbjorn Ekman, UniK, Norway

BLIND RESTORATION OF BINARY SIGNALS USING A LINE SPECTRUM FITTING APPROACH 461Javier Via, lgnacio Santamaria, University of Cantabria, Spain; and Marcelino Lazaro, Universidad Carlos 111,Spain

FRACTIONALLY SPACED LINEAR MMSE TURBO EQUALIZATION 465Roald Otnes, Norwegian Defence Research Establishment (FF1), Norway

ON THE LEAST SQUARES PERFORMANCE OF A NOVEL EFFICIENT CENTER ESTIMATIONMETHOD FOR CLUSTERING-BASED MLSE EQUALIZATION 469

Eleftherios Kofidis, University of Athens, Greece; Yannis Kopsinis, University of Edinburgh, United Kingdom; andSergios Theodoridis, University of Athens, Greece

Session TuePmPO4: Image Restoration, Noise Removal, and DeblurChair: Jean-Christophe Pesquet, UMLV, France

BLIND IMAGE DEBLURRING IN THE EDGE DOMAIN 473Stefania Colonnese, Univesita degli Studi di Roma "La Sapienza", Italy; Patrizio Campisi, Univesita degli Studi diRoma "ROMA TRE", Italy; Gianpiero Panci and Gaetano Scarano, Univesita degli Studi di Roma "La Sapienza"Italy

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RESTORATION OF ATMOSPHERIC TURBULENT VIDEO CONTAINING REAL MOTION USING RANKFILTERING AND ELASTIC IMAGE REGISTRATION 477

Shai Gepshtein, Alex Shtainman, Barak Fishbain and Leonid Yaroslavsky, Tel Aviv University, Israel

NOISE REMOVAL ON COLOR IMAGE SEQUENCES USING COUPLED ANISOTROPIC DIFFUSIONSAND NOISE-ROBUST MOTION DETECTION 481Pascal Bourdon, Bertrand Augereau, Christian Olivier and Christian Chatellier, SIC - FRE CNRS 2731, Universityof Poitiers, France

3D - TANGENTIAL DIFFUSION 485Regis Dargent, Equipe Signal et Image/ UMR LAP 5131, France; Romulus Terebes, Technical University ofCluj-Napoca, Romania; Olivier Lavialle and Pierre Baylou, Equipe Signal el Image/ UMR LAP 5131, France

A STATISTICAL EXTENSION OF NORMALIZED CONVOLUTION AND ITS USAGE FOR IMAGEINTERPOLATION AND FILTERING 489

Matthias Muhlich and Rudolf Mester, J.W.Goethe-University Frankfurt, Germany

"FOXING" IN VINTAGE PHOTOGRAPHS: DETECTION AND REMOVAL 493Filippo Stanco, Livio Tenze and Giovanni Ramponi, DEE1 - University of Trieste, Italy

RESTORATION OF IMAGES DEGRADED BY SENSOR NON-LINEARITY 497Syed Ibrahim Sadhar and Ambasamudram N. Rajagopalan, Indian Institute of Technology, India

ON IMPROVING THE NOISE REDUCTION ALGORITHMS USING IMAGE SEGMENTATION 501Paul White, Oliver Baumann and Antonio De Setefano, University of Southampton, UK

A NEW TRUST REGION FISHER SCORING OPTIMIZATION FOR IMAGE AND BLUR IDENTIFICATION 505Faruk Sari, Tiibitak MAM BTAE, Turkey; and M. Ertugrul Celebi, Istanbul Technical University, Turkey

Wednesday, September 8 th, 2004

Plenary Lecture WedAmPSl: Brain-Computer Interface State of the Artand Future Prospects

BRAIN-COMPUTER INTERFACE - STATE OF THE ART AND FUTURE PROSPECTS 509Gert Pfurtscheller, Institute of Human-Computer Interfaces , Graz University of Technology, Austria

Special Session WedAmSSl: Performance Limits and Signal Design forMIMO WirelessChair: Helmut Bolcskei, Swiss Federal Institute of Technology Zurich, Switzerland

IMPACT OF SIGNAL CONSTELLATION EXPANSION ON ACHIEVABLE DIVERSITY IN QUASISTATICMULTIPLE ANTENNA CHANNELS 511

Albert Guillen i Fabregas and Giuseppe Caire, Institut Eurecom, France

PRECODING FOR SPACE-TIME BLOCK CODES IN (NON-)KRONECKER CORRELATED MIMOCHANNELS 515

Are Hjprungnes, Jabran Akhtar, Department of Informatics, University of Oslo, Norway; and David Gesberi,Mobile Communications Department, Eurecom Institute, France

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SPATIAL LOADING BASED ON CHANNEL COVARIANCE FEEDBACK AND CHANNEL ESTIMATES . . . 519Cristoff Martin, Svante Bergman and Bjorn Ottersten, KTH, Royal Institute of Technology, Sweden

ON MULTIPLE ACCESSING FOR FREQUENCY-SELECTIVE MIMO CHANNELS 523Samuli Visuri, Helsinki University of Technology, Finland; and Helmut Bolcskei, ETH Zurich, Switzerland

Session WedAmORl: Signal Processing Implementations and Applications

Chair: Desmond C. McLernon, University of Leeds, United Kingdom

MULTI-PSF MODELLING FOR X-RAY DIFFRACTION PATTERN RECONSTRUCTION 529Daan Zhu, Moe Razaz, Binhai Wang, CMP, University of East Anglia, England; and Andrew Hemmnings, BIO,University of East Anglia, England

SOFTWARE IMPLEMENTATION OF SHDSL TRANSCEIVERS ON A NOVEL DSP ARCHITECTURE 533Manfred Riener, Andreas Bolzer and Gerald Krottendorfer, On Demand Microelectronics, Austria

LOCALIZATION PROPERTIES OF AN EEG SENSOR SYSTEM: LOWER BOUNDS AND OPTIMALITY. . . 537Teodor lulian Alecu, Svyatoslav Voloshynovskiy and Thierry Pun, University of Geneva, Switzerland

FPGA IMPLEMENTATIONS OF SORTERS FOR NON-LINEAR FILTERS 541Boaz Hirschl, Intel, Israel; and Leonid Yaroslavsky, Tel-Aviv University, Israel

APPLICATION OF 1-D FILTERS TO IMAGE TRANSMULTIPLEXING 545Mariusz Ziolko, Przemyslaw Sypka, Department of Electronics AGH, Poland; and Tomasz Kozlowski, INS A De-partment of Electronics and Computer Engineering, France

Session WedAmOR2: Continuous Speech RecognitionChair: Mikko Kurimo, Helsinki University of Technology, Finland

COMBINATION OF PHONE N-GRAMS FOR A MPEG-7-BASED SPOKEN DOCUMENT RETRIEVALSYSTEM 549

Nicolas Moreau, Hyoung-Gook Kim and Thomas Sikora, Technical University of Berlin, Germany

PERFORMANCE ANALYSIS OF THE AURORA LARGE VOCABULARY BASELINE SYSTEM 553Naveen Parihar, Joseph Picone, Institute for Signal and Information Processing, USA; David Pearce, Speech andMultiModal Group, Motorola Labs, UK, UK; and Hans-Giinter Hirsch, Department of Electrical and ComputerScience, Niederrhein University, Germany

LANGUAGE MODELING STRUCTURES IN AUDIO TRANSCRIPTION FOR RETRIEVAL OFHISTORICAL SPEECHES 557

Mikko Kurimo, Helsinki University of Technology, Finland; Bowen Zhou, Rongqing Huang and John Hansen,University of Colorado at Boulder, USA

AUTOMATIC SEGMENTATION AND LABELING OF CONTINUOUS SPEECH WITHOUTBOOTSTRAPPING 561T. Nagarajan, HemaA. Murthy and N. Hemalatha, Indian Institute of Technology, Madras, India

NETWORK TRAINING FOR CONTINUOUS SPEECH RECOGNITION 565lssac Alplwnso and Joseph Picone, Institute for Signal and Information Processing, USA

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Session WedAmOR3: Image Filtering and EnhancementChair: Bogdan Smolka, Silesian University of Technology, Poland

SUPER-RESOLUTION DIGITAL IMAGE INTERPOLATION WITH WARPING OF COORDINATE POINTAND BIASING OF SIGNAL AMPLITUDE 569

Atsushi Shimura and Akira Taguchi, Musashi Institute of Technology, Japan

AN INTERSCALE MULTIVARIATE MAP ESTIMATION OF MULTISPECTRAL IMAGES 573Amel Benazza-Benyahia, Ecole Superieure des Communications de Tunis,, Tunisia; and Jean-Christophe Pesquet,1GM and UMR-CNRS 5141, France

IMAGE ENHANCEMENT METHOD USING PIECEWISE LINEAR TRANSFORMS 577Vasile Patrascu, Department of Informatics Technology, TAROM Company, Romania

IMPROVED INTERPOLATION OF 4:2:0 COLOUR IMAGES TO 4:4:4 FORMAT EXPLOITING INTER-COMPONENT CORRELATION 581Maciej Bartkowiak, Poznan University of Technology, Poland

COLOUR-DEPENDENT LINEAR VECTOR IMAGE FILTERING 585Stephen Sangwine, Todd Ell, University of Essex, USA; and Barnabas Gatsheni, None, UK

Session WedAmOR4: Machine Learning for Signal ProcessingChair: Francesco Palmieri, Seconda Universita di Napoli, Italy

ACTIVE TRAINING ON THE CMAC NONLINEAR ADAPTIVE SYSTEM 589Luis Weruaga, Austrian Academy of Sciences, Austria; Juan Morales and Rafael Verdu, Cartagena University ofTechnology, Spain

AN ALTERNATIVE NATURAL GRADIENT APPROACH FOR ICA BASED LEARNING ALGORITHMSIN BLIND SOURCE SEPARATION 593

Andrea Arcangeli, Stefano Squartini and Francesco Piazza, deit universita politecnica delle inarche, italy

MULTIDIMENSIONAL SVM TO INCLUDE THE SAMPLES OF THE DERIVATIVES IN THERECONSTRUCTION OF A FUNCTION 597Fernando Perez-Cruz, Marcelino Lazaro and Antonio Artes-Rodriguez, Universidad Carlos 111 de Madrid, Spain

APPLICATION OF THE KALMAN-PARTICLE KERNEL FILTER TO THE UPDATED INERTIALNAVIGATION SYSTEM 601Karim Dahia, Musso Christian, ONERA, France; Dinh Tuan Pham, CNRS, France; and Jean-Pierre Guibert,ONERA, France

PARTICLE FILTER AND GAUSSIAN-MIXTURE FILTER EFFICIENCY EVALUATION FOR TERRAIN-AIDED NAVIGATION 605Mathieu Flament, MBDA / Supelec - Service des Mesures, FRANCE; Gilles Fleury and Marie-Eve Davoust,Supelec - Service des Mesures, FRANCE

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Session WedAmPOl: Parameter Estimation: Methods and ApplicationsChair: Yonina Eldar, Technion-Israel Institute of Technology, Israel

BIAS ANALYSIS AND REMOVAL OF A MICROPHONE ARRAY BASED ROAD TRAFFIC SPEEDESTIMATOR 609

Roberto Lopez-Valcarce, David Hurtado, Carlos Mosquera and Fernando Perez-Gonzalez, University of Vigo,Spain

VECTOR UNIFORM CRAMER-RAO LOWER BOUND 613Yonina Eldar, Technion, Israel

APPROXIMATE MAXIMUM-LIKELIHOOD ESTIMATION OF CIRCLE PARAMETERS USING A PHASE-CODED KERNEL 617Emanuel Zelniker and Vaughan Clarkson, University of Queensland, Australia

RECURSIVELY RE-WEIGHTED LEAST-SQUARES ESTIMATION IN REGRESSION MODELS WITHPARAMETERIZED VARIANCE 621

Luc Pronzato, CNRS - UNSA, France; and Andrej Pazman, Comenius University, Slovakia

EM ALGORITHMS FOR ROBUST SIGNAL FILTERING AND PREDICTION 625Guang Deng, Dept. Elec. Eng., La Trobe University, Australia

A NEW TRAINING SET-BASED REGULARIZATION FOR REGRESSION TECHNIQUES 629Youness Naji, Laurent Le Brusquet and Gilles Fleury, Supelec, FRANCE

TWO-KALMAN FILTERS APPROACH FOR UNBIASED AR PARAMETER ESTIMATION FROM NOISYOBSERVATIONS, APPLICATION TO SPEECH ENHANCEMENT 633

David Labarre, Eric Grivel, Mohamed Najim, Equipe Signal & Image/UMR LAP 5131, France; and Ezio Todini,Dpt of Earth & Geo-Environmental Sciences, University of Bologna, Italy

SUBSPACE-BASED FUNDAMENTAL FREQUENCY ESTIMATION 637Mads Grcesb0ll Christensen, S0ren Holdt Jensen, S0ren Vang Andersen, Aalborg University, Denmark; and An-dreas Jakobsson, Karlstad University, Sweden

ENHANCED TIME RESOLUTION IN BAND LIMITTED COMMUNICATION SYSTEMS 641Ebrahim Saberinia and Ahmed Tewfik, University of Minnesota, USA

Session WedAmPO2: Video Coding and Multimedia CommunicationsChair: Marek Domanski, Poznafi University of Technology, Poland

EMBEDDED MULTIPLE DESCRIPTION SCALAR QUANTIZERS AND WAVELET-BASED QUADTREECODING FOR PROGRESSIVE IMAGE TRANSMISSION OVER UNRELIABLE CHANNELS 645

Augustin Ion Gavrilescu, Adrian Munteanu, Jan Cornells and Peter Schelkens, Department of Electronics andInformation Processing (ETRO), Belgium

A ROBUST H.264 DECODER WITH ERROR CONCEALMENT CAPABILITIES 649Gianluca Gennari, Gian Antonio Mian, University of Padova, Italy; and Luca Celetto, ST Microelectronics Sri,Italy

PARAMETER TRANSMISSION VIA ROI IN JPEG2000 FOR VARIABLE-COEFFICIENT INVERTIBLEDEINTERLACING 6 5 3

Takuma lshida, Jim Uchita, Shogo Muramatsu, Hisakazu Kikuchi, Niigata University, Japan; and Tetsuro Kuge,Science and Technical Research, NHK, Japan

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SCALABLE MOTION VECTOR CODING FOR MC-EZBC 657Zhiping Hu, Mihaela Van Der Schaar, University of California Davis, USA; and Beatrice Pesquet-Popescu, ENSTParis, France

A QOS-DRIVEN UMA VIEWER IN MPEG-21 FRAMEWORK 661Andrew Perkis, Venkatesh Babu Radhakrishnan and Peder Drege, Norwegian University of Science and Technol-ogy, Norway

LOW COMPLEXITY VIDEO CODEC FOR MOBILE VIDEOCONFERENCING 665Andrea Molino, Fabrizio Vacca, CERCOM - Dipartimento di Elettronica - Politecnico di Torino, Italy; MainakBiswas and Truong Q. Nguyen, ECE Dept. - University of California San Diego, USA

EMBEDDING SIGN LANGUAGE INTERPRETATION OF A VIDEO IN THE WAVELET TRANSFORMDOMAIN 669

Mohsen Ashourian, Azad University of Iran, Majlesi Branch, Iran

WAVELET-BASED VIDEO CODING: OPTIMAL USE OF MOTION INFORMATION FOR THE DECODINGOF SPATIALLY SCALED VIDEO SEQUENCES 673

Davide Maestroni, Augusto Sarti, Marco Tagliasacchi and Stefano Tuba.ro, DEI - Politecnico di Milano, Italy

REPRESENTATION OF MOTION VECTORS IN MODIFIED ADVANCED VIDEO CODING WITH SPATIALSCALABILITY 677

Rafal Lange, Lukasz Blaszak and Marek Domanski, Poznan University of Technology, Poland

Special Session WedAmSS2: Prototyping for MIMO SystemsChair: Thomas Kaiser, Duisburg University, Germany

PROTOTYPING FOR MIMO SYSTEMS - AN OVERVIEW 681Thomas Kaiser, Andreas Wilzeck, Martin Berentsen, Universitdt Duisburg-Essen, Germany; and Markus Rupp,Technische Universitdt Wien, Austria

AN APPROACH FOR REAL TIME PROTOTYPING OF MIMO-OFDM SYSTEMS 689Maryse Wouters, Andre Bourdoux, Stefaan Derore, Sven Janssens and Veerle Deruddei; Imec vz.w, Belgium

DESCRIBING MIMO DESIGNS FOR RAPID PROTOTYPING IN THE BEE ENVIRONMENT 693Kimmo Kuusilinna, Tampere University of Technology, Finland; Chen Chang, University of California at Berkeley,USA; Hans-Martin Bluethgen, Infineon Technologies AG, Germany; Danijela Cabric, Brian Richards and RobertBrodersen, University of California at Berkeley, USA

DESIGN APPROACH FOR A TIME REVERSAL TEST BED FOR RADIO CHANNELS 697Jan Hansen, Stanford University, USA; Daniel Baum, ETH Zurich, Schweiz; and Arogyaswami Paulraj, StanfordUniversity, USA

DEVELOPMENT OF 4 X 4 MIMO-OFDM SYSTEM AND TEST MEASUREMENT 701Kei Mizutani, Kei Sakaguchi, Jun-ich Takada and Kivomichi Araki, Tokyo Institute of Technology, Japan

Session WedAmOR5: Adaptive Filters IChair: Hideaki Sakai, Kyoto University, Japan

A NEW LMS/NEWTON ALGORITHM FOR ROBUST ADAPTIVE FILTERING IN IMPULSIVE NOISE . . . . 705Yi Zhou, S. C. Chan and K. L. Ho, The University of Hong Kong, Hong Kong, P. R. China

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A VARIABLE STEP SIZE PRE-WHITENED SIGN ALGORITHM WITH QUANTIZED NORMALIZINGFACTOR. APPLICATION TO ACOUSTIC ECHO CANCELLATION 709Hichem Besbes and Sofia Ben Jebara, Ecole Superieure des Communications de Tunis, Sup'Com, Tunisia

ACCELERATION OF ADAPTIVE PARALLEL PROJECTION ALGORITHMS BY PAIRWISE OPTIMALWEIGHT REALIZATION 713Masahiro Yukawa and Isao Yamada, Yamada Lab, Dept. of Communications and Integrated Systems, Tokyo Insti-tute of Technology, Japan

NEW DIRECT ADAPTIVE ALGORITHM FOR MULTICHANNEL ACTIVE NOISECONTROL AND SOUNDREPRODUCTION 717

Masaki Kamata, Yuhsuke Ohta and Akira Sano, Keio University, Japan

THE LMS, PNLMS, AND EXPONENTIATED GRADIENT ALGORITHMS 721Jacob Benesty, Universite du Quebec, 1NRS-EMT, Canada; and Yiteng Huang, Bell Labs, Lucent Technologies,USA

Session WedAmOR6: Speech AnalysisChair: Pedro Gomez, Universidad Politecnica de Madrid, Spain

ON IMPROVING VOICE ACTIVITY DETECTION BY FUZZY LOGIC RULES : CASE OF COHERENCEBASED FEATURES 725Sofia Ben Jebara and Taha Ben Amor, Ecole Superieure des Communications de Tunis, Tunisia

GLOTTAL OPENING INSTANT DETECTION FROM SPEECH SIGNAL 729Ai'cha BouzJd and Noureddine Ellouze, ENIT, Tunisia

APPROPRIATE WINDOWING FOR GROUP DELAY ANALYSIS AND ROOTS OF Z-TRANSFORM OFSPEECH SIGNALS 733

Baris Bozkurt, Faculte Polytechnique De Mons, Belgium; Boris Doval, Christophe D'Alessandro, Limsi-CNRS,France; and Thierry Dutoit, Faculte Polytechnique De Mons, Belgium

FAST FORMANT ESTIMATION BY COMPLEX ANALYSIS OF LPC COEFFICIENTS 737Juan Luis Garcia Zapata, Dept. de Matemdticas, Univ. de Extremadura, Spain; Juan Carlos Diaz Martin, Dept.de lnformdtica, Univ. de Extremadura, Spain; and Pedro Gomez, DATSI, Univ. Politecnica de Madrid, Spain

SEQUENTIAL K-NEAREST NEIGHBOR PATTERN RECOGNITION FOR USABLE SPEECHCLASSIFICATION 741

Jashmin Shah, Brett Smolenski, Robert Yantorno, SPEECH PROCESSING LAB, TEMPLE UNIVERSITY, USA;and Ananth Iyer, THE PENNSYLVANIA STATE UNIVERSITY, USA

Session WedAmOR7: Pattern Recognition, Classification, and FeatureSpacesChair: Thierry Pun, University of Geneva, Switzerland

HOUGH TRANSFORM WITH GNC 745Andreas Leich, MarekJunghans and Hans-Joachim Jentschel, TU Dresden, Germany

CLASSIFICATION AND INDEXING OF PAINTINGS BASED ON ART MOVEMENTS 749Oguz Icoglu, Bilge Gunsel and Sanem Sariel, Istanbul Technical University, Turkey

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FEATURE GENERATION FOR THE CELL IMAGE RECOGNITION OF MYELOGENOUS LEUKEMIA . . . . 753Stanislaw Osowski, Tomasz Markiewicz, Warsaw University of Technology, Poland; Bozena Marianska, Instituteof Haematology, Poland; and Leszek Moszczynski, Warsaw University Of Technology, Poland

JOINT POWER SPECTRUM ADDITION TECHNIQUE FOR OPTICAL COLOR PATTERN RECOGNITION . 757Tanwir Islam, SyedBari, Waliullah Khan, Rafiqul Haider and Nazrul Islam, Bangladesh University of Engineeringand Technology, Bangladesh

PARAMETERIZATION METHODOLOGY FOR 2D SHAPE CLASSIFICATION BY HIDDEN MARKOVMODELS 761

Miguel Ferrer, Jesus B. Alonso, Universidad de Las Palmas de Gran Canada, SPAIN; Sebastien David, Univer-sidad de Las Palmas de Gran CAnaria, SPAIN; and Carlos M Travieso, Universidad de Las Palmas de GranCanada, SPAIN

Session WedAmOR8: Signal Processing Applications in Geophysics andRadio AstronomyChair: Rodolphe Weber, LESI, France

RADIO FREQUENCY INTERFERENCE MITIGATION WITH REAL-TIME FPGA DIGITAL SIGNALPROCESSING 765Willem Baan, Peter Fridman and Rob Millenaar, ASTRON, The Netherlands

COMPARISON BETWEEN TWO CYCLOSTATIONARY DETECTORS FOR RFI MITIGATION IN RADIOASTRONOMY 769

Stephanie Bretteil and Rodolphe Weber, LESI, France

DIGITAL IMPLEMENTATION OF A ROBUST RADIO ASTRONOMICAL SPECTRAL ANALYSER :TOWARDS IIIZW35 RECONQUEST 773Rodolphe Weber, LESI, france; Lionel Amiaud, LES1A, france; Andree Coffre, Laurent Denis, Nancay, france;Alain Lecacheux, Carlo Rosolen, LESIA, france; Cedric Viou, Nancay, france; and Philippe Zarka, LESIA, fiance

EXPERIMENTAL CHANGES OF THE HURST EXPONENT BEHAVIOR OF THE GEOELECTRICALPOTENTIAL AND ITS POSSIBLE RELATION TO THE CHANGES OF SPECTRAL POWER-LAWEXPONENT OF THE SEISMIC ACTIVITY IN WESTERN GREECE 777

Apostolos Ifantis, Technological Institute of Patras, Greece; Christos Theoharatos, Vassilis Tsagaris andGerasimos-Akis Tselentis, University of Patras, Greece

PRECURSOR SIGNAL ESTIMATION USING ELF BAND OBSERVATIONS FOR PREDICTINGEARTHQUAKES USING MONTE CARLO FILTER 781Shinji Niwa, Akitoshi Itai, Hiroshi Yasukawa, Aichi Prefectural University, Japan; Ichi Takumi, Nagoya Instituteof Technology, Japan; and Masayasu Hata, Chubu University, Japan

Session WedAmPO3: Statistical Signal and Array ProcessingChair: Miguel A. Lagunas, Centre Tecnologic de Telecomunicacions de Catalunya, Spain

SIGNAL RECOVERY FROM NOISY SAMPLES VIA MULTIPLE OBSERVATIONS AND THRESHOLDING 785Luu Nguyen and Miroslaw Pawlak, University of Manitoba, Canada

REVERSE ENGINEERING VECTOR QUANTIZERS BY TRAINING SET SYNTHESIS 789Srivatsan Kandadai and Charles Creusere, New Mexico State University, United States

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SHORT TIME SINGLE POLYNOMIAL PHASE SIGNAL USING LEGENDRE FUNCTION 793Vieira Michelle, Laboratoire LIS-CNRS/1NPG, France; Leonard Frangois, Institut de recherche d'Hydro-Quebec,Canada; Jabloun Meryem and Martin Nadine, Laboratoire L1S-CNRS/INPG, France

DISTRIBUTED DETECTION BY MULTIPLE TESTS IN SENSOR NETWORKS USING RANGEINFORMATION 7 9 7

Antonio Artes-Rodriguez, Ricardo Torres-Lopez, DTSC - Univ. Carlos 111 de Madrid, Spain; and Lang Tong,School ofESchool of Electrical and Computer Engineering, Cornell University, USA

BAYESIAN REGRESSION OF FUNCTIONAL NEUROIMAGES 801Dimitris Tzikas, Aristidis Likas, Nikolas Galatsanos, University of Ioannina, Greece; Ana Lukic and Miles Wer-nick, Illinois Institute of Technology, USA

ROBUST SUPER-EXPONENTIAL METHODS FOR DEFLATIONARY BLIND EQUALIZATION OF STATICSYSTEMS 805

Mitsuru Kawamoto, Shimane University, RIKEN, Japan; Kiyotaka Kohno and Yujiro lnouye, Shimane University,Japan

MULTI-MICROPHONE SPEECH DEREVERBERATION USING SPATIO-TEMPORAL AVERAGING 809Nikolay Gaubitch, Patrick Naylor and Darren Ward, Imperial College London, UK

Session WedAmPO4: Signal Processing Algorithms for CommunicationsChair: Stephan Weiss, University of Southampton, UK

A SECURE 3D-SPIHT CODEC 813Lian Shiguo, Sun Jinsheng and Wang Zhiquan, Department of Automation,Nanjing University of Science andTechnology, P.R.China

SYNCHRONIZATION ALGORITHM FOR LPTV-BASED SPREAD SPECTRUM SIGNALS 817Bogdan Cristea, Benoit Escrig, Bernard Lacaze, Daniel Roviras and Wilfried Chauvet, TeSA/ENSEElHT, France

LAYERED ENCRYPTION TECHNIQUES FOR DCT-CODED VISUAL DATA 821Mark Fisch, Herbert Stogner, CTI, Austria; and Andreas Uhl, CTI & Salzburg University, Austria

HOUSEHOLDER BASED LOW-RANK SPACE-TIME PROCESSOR FOR ANTI-JAMMING NAVIGATIONRECEIVERS 825

Stefan Werner, Matias With and Visa Koivunen, Signal Proc. Lab., SMARAD CoE, HUT, Finland

TOWARDS BEAMFORMING FOR UWB SIGNALS 829SigmarRies, Fachhochschule Siidwestfalen, Germany; and Thomas Kaiser, Universitdt Duisburg-Essen, Germany

AN INVVERSION APPROACH FOR CHAOS-BASED SECURE DIGITAL COMMUNICATION 833Yufan Zheng, The University of Melbourne, Australia; Guanrong Chen, City University of Hong Kong, China; andRan Yang, The University of Melbourne, Australia

A MODE IDENTIFICATION SYSTEM FOR A RECONFIGURABLE TERMINAL USING TIMEFREQUENCY ANALYSIS AND A NON-PARAMETRIC CLASSIFIER 837

Matleo Gandetto, Marco Guainazzo, Andrea Giardi and Carlo Secondo Regazzoni, Department of Biophysicaland Electronic Engineering - University of Genoa, Italy

EXTRACTING THE CHANNEL ALLOCATION INFORMATION IN A SPECTRUM POOLING SYSTEMUSING CYCLIC FEATURE DETECTION 841Mengiic Oner and Friedrich Jondral, University of Karlsruhe, Institut fur Nachrichtenlechnik, Germany

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A BAYESIAN METHOD FOR ITERATIVE JOINT DETECTION AND DECODING IN THE PRESENCE OFPHASE NOISE 845

Giulio Colavolpe, Alan Barbieri, University of Parma - Dept. of Information Engineering, Italy; and GiuseppeCaire, Institut Eurecom - Mobile communications group, France

AN EFFICIENT LOW COMPLEXITY CLUSTERING-BASED MLSE EQUALIZER FOR FREQUENCY-SELECTIVE FADING CHANNELS 849Yannis Kopsinis, Scool of Engineering and Electronics, University of Edinburgh, U.K.; Sergios Theodoridis andEleftherios Kofidis, Dept. of Informatics and Telecommunications, University of Athens, Greece

Author Index xxvii

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