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Invited Papers
Switchover to Digital Television Broadcasting 1
Branka Zovko-Cihlar  
 
DVB-H Technology: Perspectives and Applications 10
Kálmán Fazekas  
 
A Novel Computational Framework for Electrical Impedance Tomography 15
Panos Liatsis and Panagiotis Kantartzis  
 
Low-Redundancy Transceivers for Wireless Networks 20
Wallace A. Martins and Paulo S. R. Diniz  
 
The Influence of Geometry on the Rigidity or Flexibility of Structures 24
Hellmuth Stachel  
 
Convergence of Augmented Reality and Scientific Visualization, and its Application to Energy, Medicine and Sports 30
Marcelo Gattass, Pedro Mario C. e Silva, Alberto Raposo and Aristófanes C. Silva  
 
Recent Developments in the Analysis of Nucleotide Sequences by Using Nucleotide Genomic Signals 34
Paul Dan Cristea  
 
Signal Processing for Synthetic Aperture Radars (SAR) 40
Žarko Cucej and Dušan Gleich  
 
Chaos-Wavelet-Neural Network Models for Automated EEG-Based Diagnosis of the Neurological Disorders 45
Hojjat Adeli  
 
Towards More Intelligent Speech Interface 49
Gregor Rozinaj  
 
Papers  
Novel Design of Equiripple Half-Band FIR Filters 53
Pavel Zahradnik, Miroslav Vlcek and Boris Simak  
 
Application of Optimum-Path Forest Classifier for Synthetic Material Porosity Segmentation 57
João P. Papa, Victor H. C. Albuquerque, Alexandre X. Falcão, Pedro P. R. Filho and João Manuel R. S. Tavares  
 
Enhanced Spectral Subtraction Method for Noise Reduction with Minimal Speech Distortion 61
Ekaterina Verteletskaya and Boris Simak  
 
Image Retrieval by Multi-Scale Interval Distance Estimation 65
Carlos Elias Arminio Zampieri and Jorge Stolfi  
 
RBPCA MaxLike: A Novel Statistic Classifier for Face Recognition Based on Block-Based PCA and Covariance Matrix Regularization 69
Denis H. P. Salvadeo, Nelson D. A. Mascarenhas, Jander Moreira, Alexandre L. M. Levada and Débora Corrêa  
 
An FPGA-Based Region-Growing Architectures for Binary Images 73
Emerson Carlos Pedrino, José Hiroki Saito, Hermes Senger, Valentin Obac Roda and Marcelo Marinho  
 
Improving Multispectral Image Classification by Using Maximum Pseudo-Likelihood Estimation and Higher-Order Markov Random Fields 77
Alexandre L. M. Levada, Nelson D. A. Mascarenhas and Alberto Tannús  
 
Hilbertian Energy: A Method for External Energy Calculation on Radial Active Contours 81
Auzuir Ripardo de Alexandria, Paulo César Cortez, John Hebert da Silva Félix, Tarique da Silveira Cavalcante, Pedro
 
Pedrosa Rebouças Filho and José de Arimatéia Carvalho Silva  
 
Segmentation Approach Based on Topological Derivative and Level Set 85
D. A. Machado, G. Giraldi and A. A. Novotny  
 
Verbs and Pronouns for Authorship Attribution 89
Paulo Varela, Edson Justino and Luiz S. Oliveira  
 
A Maximum A Posterior Regularized Inversion in Slowness Space From Land Seismic Signal Corrupted by Ground Roll Noise 93
Harold Ivan Angulo Bustos, Marcelino Pereira S. Silva and Claubio L. L. Bandeira  
 
Per-Pixel Radiometric Calibration of Camera Images from an LCD Monitor 97
Tobias Elbrandt and Jörn Ostermann  
 
Color-Ciratefi: A color-based RST-Invariant Template Matching Algorithm 101
Sidnei Alves de Araújo and Hae Yong Kim  
 
Web Image Search by Automatic Image Annotation and Translation 105
Jin Hou, Dengsheng Zhang, Zeng Chen, Lixing Jiang, Huazhong Zhang and Xue Qin  
 
Biomechanical Modeling of Laryngeal Dynamics Using Inverse Filtering of Speech Signals 109
Alan P. Pinheiro, José C. Pereira, Marcelo B. Joaquim, Carlos D. Maciel and Lianet Selpúlveda-Torres  
 
Objective Metric for Measuring Perceptual Video Quality 113
Claudio Miceli de Farias and Paulo Henrique de Aguiar Rodrigues  
 
Improved All Zero Block Algorithm for MPEG-4 Encoder 117
Ravikumar Pali  
 
The Assessment of Chronic Obstructive Pulmonary Disease Progression by Computer Tomography Imaging Analysis 121
John Hebert da Silva Felix, Paulo César Cortez, Auzuir Ripardo Alexandria and Marcelo Alcantara Holanda  
 
Time Delayed Independent Component Analysis for Data Quality Monitoring 125
José Márcio Faier and José Manoel Seixas  
 
Color Mathematical Morphology in a FPGA 130
Emerson Carlos Pedrino, José Hiroki Saito, Hermes Senger and Valentin Obac Roda  
 
Multimodal Pattern Recognition Through Particle Swarm Optimization 134
Fabio A. Faria, João P. Papa, Ricardo S.Torres and Alexandre X. Falcão  
 
Multilevel Global Segmentation of Digital Images 138
Fábio Augusto Peres, Francisco Ribeiro de Oliveira, Leandro Alves Neves and Moacir Fernandes Godoy  
 
Comparative Analysis of Segmentation Techniques of Airways on Images of Chest Computed Tomography 142
Tarique S. Cavalcante, Pedro P. Rebouças Filho, Paulo C. Cortez, John H. Félix, Marcelo A. Holanda and Auzuir R.
 
Alexandria  
 
Data-driven Fault Diagnosis of Oil Rig Motor Pumps Using a Novel Multiple Classifier System 146
Estefhan Dazzi Wandekokem, Eduardo Mendel, Fábio Fabris, Marcelo Valentim, Flávio M. Varejão, Thomas Rauber and
  
Rodrigo J. Batista  
 
Fingerprint-Based Verification System - A Research Prototype 150
Uroš Klopcic and Peter Peer  
 
Learning to Identify Non-Technical Losses with Optimum-Path Forest 154
Caio C. O. Ramos, Andre N. Souza, João P. Papa and Alexandre X. Falcao  
 
Building Automation Interoperability - A Review 158
Fábio Ferreira, Antônio L. Osório, João M. F. Calado and Carlos S. Pedro  
 
Data Hardware Protection of Electronic Identifiers 162
Lukas Vojtech, Marek Neruda and Jiri Hajek  
 
Classification of Electric Signals Based on Time - Frequency Signal Decomposition 166
Zbigniew Leonowicz and Fabio Leccese  
 
Pixel-based Fuzzy Classification of Aerial Images 170
Angel Sánchez, Dario de Miguel, Aura Conci and Eldman Nunes  
 
Automatic Eye Detection Using Semivariogram Function and Support Vector Machine 174
João Dallyson Sousa de Almeida, Aristófanes Corrêa Silva and Anselmo Cardoso Paiva  
 
Semi-Automatic Segmentation of Core and Penumbra Regions in Acute Ischemic Stroke: Preliminary Results 178
Lilian Contin, Christopher Beer, Michael Bynevelt, Hans-Jörg Wittsack and Griselda Garrido  
 
Segmentation of Soccer Video Transitions 182
Roberta Geneci Neves Weber Teigão and Jaqques Facon  
 
Speech and Image Recognition for Intelligent Robot Control with Self Generating Will 186
Peter Nauth  
 
Temporal Resolution Enhancement of Vocal Tract MRI Sequences Based on Image Registration 190
Ana L. D. Martins, Nelson D. A. Mascarenhas and Claudio A. T. Suazo  
 
Subband Blind Source Separation with Critically Sampled Filter Banks 194
Paulo B. Batalheiro, Mariane R. Petraglia and Diego B. Haddad  
 
Method for Comfort Noise Generation and Voice Activity Detection for Use in Echo Cancellation System 198
Kirill Sakhnov and Boris Simak  
 
Efficient Color Edge Detection Using Saturated Color Space 203
Mohammad Zolfaghari and Mehran Yazdi  
 
Characterization of a Time-Varying Medium by Ultrasonic Parameter Variations 207
Julian Antônio Villamarin Muñoz and Jaime Alberto Mosquera Sanchez  
 
An Adaptative Fuzzy-Based System to Evaluate Color Blindness 211
Jinmi Lee and Wellington Pinheiro dos Santos  
 
Handwritten Digit Recognition Using Multiple Feature Extraction Techniques and Classifier Ensemble 215
Rafael M. O. Cruz, George D. C. Cavalcanti and Tsang Ing Ren  
 
Emotional Brain Activation Model Based on Computer Theory and Digital Image Processing 219
Flávio Luiz de Mello, Edilberto Strauss and Antônio Alberto F. de Oliveira  
 
Colour Based Human Skin Segmentation Using Graph-Cuts 223
Lucas Lattari, Aura Conci, Anselmo Montenegro, Esteban Clua, Virgínia Mota and Marcelo Vieira  
 
Experiments with a Transform based Traffic Sign Recognition System 227
Martin Fifik, Ján Turán, Luboš Ovseník and Kálmán Fazekas  
 
Danger Alert Communication System 231
Miroslav Voznak, Filip Rezac and Jaroslav Zdralek  
 
Foundations of the Interval-Valued Image Model to Model and Process Uncertainty in Image Capture 235
Mike Nachtegael, Peter Sussner, Tom Mélange and Etienne Kerre  
 
FIVE - Framework for an Integrated Voice Environment 239
Alexandre Maciel and Edson Carvalho  
 
Unsupervised Color Image Segmentation Based on Local Fractal Dimension 243
Karin S. Komati, Evandro O. T. Salles and Mario Sarcinelli-Filho  
 
Anatomical Brain MRI Segmentation Methods: Volumetric Assessment of the Hippocampus 247
Flavio Luiz Seixas, Débora Christina M. Saade, Aura Conci, Andrea S. de Souza, Fernanda Tovar-Moll and Ivanei
Bramatti 		 
 
Rank Order Weighted Vector Median Filter 252
Bogdan Smolka  
 
Moving License Plate Segmentation 256
José María Lezcano Romero, Abilio Mancuello Petters, Horacio A. Legal-Ayala and Jacques Facon  
 
Methodology for Development of e-Learning Materials within European Projects 260
Tomas Zeman and Jaromir Hrad  
 
Model of DoS Resistant Broadcast Authentication Protocol in Colored Petri Net Environment 264
Tomas Vanek and Matej Rohlik  
 
Experimental Diagnostics of Impulse Noise 268
Jaroslav Krejcí, Tomas Zeman, Jaromir Hrad and Zbynek Kocur  
 
Chaotic Secure Communication Schemes Employing Chua's Circuit 272
Adeniyi Kamil and Olasebikan Fakolujo  
 
Processing and Analyisis of Biomedical Nonlinear Signals by Data Mining Methods 276
Nikola Bogunovic and Alan Jovic  
 
Tracking the Beat: Classification of Music Genres and Synthesis of Rhythms 280
Debora Cristina Correa, Luciano da Fontoura Costa and José Hiroki Saito  
 
Medical Image Segmentation by Multilevel Thresholding Based on Histogram difference 284
Eldman de Oliveira Nunes and Maria Gabriela Pérez  
 
Character Recognition based on Trellis Diagrams 288
Martin Grafmüller, Jürgen Beyerer and Kristian Kroschel  
 
Determining Optical Flow using a Modified Horn and Schunck's Algorithm 292
Rafael Alves Bonfim de Queiroz, Gilson Antônio Giraldi, Pablo Javier Blanco and Raúl Antonino Feijóo  
 
Improved Automatic ES Cells Counting Method in Fluorescence Microscopy Images 296
Geisa Faustino, Marcelo Gattass, Carlos Lucena, Stevens Rehen and Priscila Campos  
 
A Platform for Multi-Language Component-Based Software Development 300
Carlos Edmilson S. Maia and Marcos Cordeiro d'Ornellas  
 
Simulating Breast Temperature Profiles Through Substitute Geometries from Breast Prostheses 304
Mariana JA Viana, Rita CF Lima, Tiago L Rolim, Aura Conci, Simone Vasconcelos and Francisco GS Santos  
 
On Face Tracking in Video Sequences 308
Cornélia Janayna Passarinho, Evandro Salles and Mário Sarcinelli Filho  
 
Enhanced Lossless Image Coding Methods Based on Adaptive Predictors 312
Grzegorz Ulacha and Ryszard Stasinski  
 
Fully Polarimetric SAR Image Classification Using Different Learning Approaches 316
Michelle Matos Horta and Nelson Delfino d'Ávila Mascarenhas  
 
Automatic Speech Recognition with Graphemes and Phonemes in Portuguese 320
Paulo Ng and Ivandro Sanches  
 
Human Automatic Tracking in Outdoor Scenes 324
Patrick Marques Ciarelli, Evandro O. T. Salles and Elias Oliveira  
 
A network traffic sources modeling method based on measured data defragmentation 328
Matjaž Fras, Jože Mohorko and Žarko Cucej  
 
Identification of Space-time Flows of Moving Objects 332
Núbia Rosa da Silva, Célia Aparecida Zorzo Barcelos, Eraldo Ribeiro and Marcos Aurélio Batista  
 
Automatic Outer Lip Contour Extraction in Facial Images 336
Juan Bernardo Gómez Mendoza, Flavio Prieto and Tanneguy Redarce  
 
Two-Dimensional Principal Component Analysis and Concurrent Self-Organizing Maps for Face Classification 340
Thayso Guimarães, Edna Flôres, Gilberto Carrijo, Antônio Veiga, Célia Barcelos and Marcos Batista  
 
Multicriterion Homogeneity Metric for Nodule Segmentation and Detection in Computed Tomography 344
Vanessa Campos, Raul Feitosa, Aristófanes Silva and Rodolfo Nunes  
 
Estimation of Camera Parameters in Video Sequences with a Large Amount of Scene Motion 348
Jurandy Almeida, Rodrigo Minetto, Tiago A. Almeida, Ricardo da S. Torres and Neucimar J. Leite  
 
Thermal Hysteresis Characterization Through Blind Deconvolution 352
Eduardo Simas Filho, Diego Haddad and Luiz Almeida  
 
Modular Image Principal Component Analysis for Handwritten Digits Recognition 356
José Francisco Pereira, Victor M. O. Alves, George D. C. Cavalcanti and Tsang Ing Ren  
 
An FPGA based Embedded Vision System for Real-Time Motion Segmentation 360
Jorge Hiraiwa, Enrique Vargas and Sergio Toral  
 
Divergence of Languages Among Brazilian Indigenous Peoples 364
Lianet Sepúlveda-Torres, Carlos D. Maciel, José C. Pereira, Paulo R. Scalassara and Alan P. Pinheiro  
 
Classification of Fine Particles from Construction and Demolition Waste Through Image Analysis 368
Otávio da Fonseca Martins Gomes, Paulo Roberto Lopes Lima, Sidnei Paciornik, Daisiana Frozi Brisola and Bruna Maria
da Cunha		  
 
Evaluation of Techniques for Blind Sources Separation in the Identification of Musical Instruments 372
Jorge Costa Pires Filho, Mariane Rembold Petraglia and Diego Barreto Haddad  
 
On Watershed Transform: Plateau Treatment and Influence of the Different Definitions in Real Applications 376
André Körbes and Roberto Lotufo  
 
BRUMA: Generalizing All Preemption Functions 380
Severino Gomes Neto and Bruno Carvalho  
 
Spectral Analysis, Computational Intelligence and Knowledge Integration for Automatic Pattern Recognition from Multispectral Scenes 384
Karla dos Santos Teixeira, Liane M. Azevedo Dornelles and Luiz Biondi Neto  
 
A Parallel Method For Object Tracking 388
Cecilia Buarque Fredrich, Raul Feitosa and Marco Meggiolaro  
 
Node Level Primitives for Exact Inference using GPGPU 392
Hyeran Jeon, Yinglong Xia and Viktor Prasanna  
 
Double Back-Projection License Plate Recognition Framework 396
Krzysztof Malczewski and Ryszard Stasinski  
 
Application of Recommendation Techniques for Brazilian Portable Interactive Digital TV 400
Elaine Cecilia Gatto and Sergio Donizetti Zorzo  
 
Application for Real-Time TV Commercial Monitoring Based on Robust Visual Hashing 404
Vlado Kitanovski, Dimitar Taskovski and Sofija Bogdanova  
 
MammoSysLesion: a Content-Based Image Retrieval System for Mammographies 408
Júlia Oliveira, Thomas Deserno and Arnaldo Araújo  
 
An Analisys of Features for Hand-Gesture Classification 412
Thiago Trigo and Sérgio Pellegrino  
 
An Experimental Evaluation of Algorithms for Aerial Image Matching 416
Ricardo Rodrigues and Sergio Pellegrino  
 
Using Additional Neighborhood Information in a Dynamic Ensemble Selection Method: improving the KNORA approach 420
Leila Vriesmann, Alceu Britto, Luiz Oliveira, Robert Sabourin and Albert Ko  
 
Using 3D-Snake for Measuring the Length of Artificially Generated Electric Arcs 424
Gilmário Santos, Clésio Tozzi and Cristina Tavares  
 
A Simple Methodology for Identifying Hematite Grains under Polarized Reflected Light Microscopy 428
Otávio da Fonseca Martins Gomes, Sidnei Paciornik and Julio Cesar Alvarez Iglesias  
 
A Metric for Evaluating the 3D Reconstruction of the Length of Artificially Generated Electric Arcs 432
Gilmário Santos, Clésio Tozzi, Maria Tavares and Sidney Cunha  
 
Super-Resolution Thermal Image Reconstruction 436
Krzysztof Malczewski and Ryszard Stasinski  
 
A Scalable Geographical Routing approach for Wireless Sensor Networks 440
Stamatis Voliotis, Theodore Zahariadis, Helen Leligou, Dimitrios Bargiotas, Panagiotis Trakadas and Panagiotis
Karkazis 		 
 
Streaming of Medical Images Using JPEG 2000 Interactive Protocol 444
Rita Noumeir and Jean-François Pambrun  
 
Fat to Muscle Ratio Estimation by Inter-k-Space Motion Based Strategy for Super-Resolution in MRI 448
Krzysztof Malczewski and Ryszard Stasinski  
 
A Genetic Algorithm Based Method for Determining Two-level Morphological Operators 453
Marta M. Dornelles and Nina S. T. Hirata  
 
Fast and Accurate Image Registration Using the Multiscale Parametric Space and Grayscale Watershed Transform 457
Guilherme C. S. Ruppert, Fernanda Favretto, Alexandre X. Falcão, Clarissa Yasuda and Felipe P. G. Bergo  
 
Characterization of Spontaneous Electrical Activity Arising from Inactive Neuronal Cultures 461
Aline Rocha-Assis, Michelle Taha-Toitio, João-Batista Destro-Filho, Rodrigo Ribeiro-Cardoso, Edmilson Rodrigues-Pinto
and Sergio Martinoia		  
 
Delay and Doppler Estimation of Gaussian Mixtures Using Moments 465
Mohammad Hossein Gholizadeh and Hamidreza Amindavar  
 
A Linear Discriminant Analysis approach for Local Binary Pattern Based Face Recognition 469
Dario Augusto Borges Oliveira, Raphael Pithan, Raul Queiroz Feitosa, Antonio Carlos Censi, José Luiz Buonomo de Pinho and Alvaro de Lima Veiga Filho  
 
A New Blind Ultra Wideband Impulse Radar Detector 473
Seyyed Mohammad Ali Tayaranian Hosseini and Hamidreza Amindavar  
 
Parametric Analysis on the Influences of Tumor Position and Size in Breast Temperature Profile 478
Ladjane Santos, Rita Lima, Luciete Bezerra, Paulo Lyra, Tiago L. Rolim, M. C. Araújo and Aura Conci  
 
Robust Fully-Connected PLL Network 482
Atila Bueno, Diego Correa, José Balthazar and José Piqueira  
 
Adapting the Sobel Edge Detector and Canny Edge Extractor for iPhone 3GS architecture 486
Marcelo Guedes Roque, Rafael Maricato Musmanno, Anselmo Montenegro and Esteban W. G. Clua  
 
Face Recognition Using Selected 2DPCA Coefficients 490
Alessandro Koerich, Alceu Britto Junior and Luiz Oliveira  
 
Measurement of the Aperture Area: An Edge Enhancement Algorithms Comparison 494
Pedro Costa and Fabiana R. Leta  
 
Automatic Detection of the Damaged Leaf Area in Digital Images of Soybean 499
Antonio Carlos Nazaré Jr., David Menotti, José Maria Ribeiro Neves and Tuneo Sediyama  
 
Ships Angular Position Detection Using Computer Vision Techniques and Artificial Neural Networks 503
Vilson Berilli Mendes, Jorge Costa Pires Filho, Aura Conci and Fabiana R. Leta  
 
Pathological Voice Detection by Cepstral Analysis Using Multiple Classifiers 507
Raissa Tavares, Nathália Brunet, Suzete Correia, Silvana Cunha Costa, Benedito G. Aguiar Neto and Joseana Fechine  
 
A Proposed Framework for Implementation of Distributed Video Coding 510
Clayton Chagas, Marco Maia and Rodrigo Mello  
 
A New Image denoising Technique Combining the Empirical Mode Decomposition with a Wavelet Transform Technique 514
Faten Ben Arfia, Mohamed Ben Messaoud and Mohamed Abid  
 
Parallel CBIR System Based on Color Coherence Vector 518
Reza Ravani, Mohamad Reza Mirali and Maryam Baniasadi  
 
Interface of Multimodal Searching on Multimedia Archives 522
Hildeberto Mendonça, Jean-Yves Lionel Lawson and Benoit Macq  
 
Atlas-assisted Segmentation of Cerebral Structures of Mice 526
Ahmad Almhdie-Imjabber, Christophe Léger, Roger Lédée and Rachid Harba  
 
Algorithm of Detection and Alert of Muscle Fatigue in Paraplegic Patients, by Digital Signal Proccesing of Surface Electromyogram 530
Victoria Alejandra Salazar Herrera, Jesus Franklin Andrade Romero and Mauricio Amestegui Moreno  
 
Spatial Audio to Assist Speaker Identification in Telephony 534
Konrad Blum, Gert-Jan van Rooyen and Herman A. Engelbrecht  
 
Using Climate Temporal Series in Statistic and Neural Network Integrated Techniques 538
Luciano Heitor Gallegos Marin and Paulo Marcelo Tasinaffo  
 
Computer Vision Algorithm for Detecting Wear in Teeth 542
Agnes Meireles, Armando Neto, Estevam Las Casas, Tulimar Cornacchia, Paulo Drews Junior and Mário Campos  
 
Software Library for Real-Time Cardiac Beat Detection 546
Kátia Cassiano and Jurandir Nadal  
 
Using Hurst Coefficient and Lacunarity to Diagnosis Early Breast Diseases 550
Rodrigo Serrano, Jesuliana Ulysses, Sildenir Ribeiro, Aura Conci and Rita Lima  
 
Shape Characterization with Turning Functions 554
Carlos F. S. Volotão, Rafael D. C. Santos, Guaraci J. Erthal and Luciano V. Dutra  
 
Measuring Similarity in Medical Registration 558
Jesuliana Ulysses and Aura Conci