Pattern Recognition and Image Analysis

1. Front Matter

   Pages I-XVI

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2. Pattern Recognition and Machine Learning

   1. Front Matter

      Pages 1-1

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   2. Ordinal Class Imbalance with Ranking

      • Ricardo Cruz, Kelwin Fernandes, Joaquim F. Pinto Costa, María Pérez Ortiz, Jaime S. Cardoso

      Pages 3-12

   3. Performance Metrics for Model Fusion in Twitter Data Drifts

      • Joana Costa, Catarina Silva, Mário Antunes, Bernardete Ribeiro

      Pages 13-21

   4. Online Learning of Attributed Bi-Automata for Dialogue Management in Spoken Dialogue Systems

      • Manex Serras, María Inés Torres, Arantza Del Pozo

      Pages 22-31

   5. Log-Linear Weight Optimization Using Discriminative Ridge Regression Method in Statistical Machine Translation

      • Mara Chinea-Rios, Germán Sanchis-Trilles, Francisco Casacuberta

      Pages 32-41

   6. Deep Convolutional Neural Networks and Maximum-Likelihood Principle in Approximate Nearest Neighbor Search

      • Andrey V. Savchenko

      Pages 42-49

   7. BMOG: Boosted Gaussian Mixture Model with Controlled Complexity

      • Isabel Martins, Pedro Carvalho, Luís Corte-Real, José Luis Alba-Castro

      Pages 50-57

   8. Measuring the Quality of Annotations for a Subjective Crowdsourcing Task

      • Raquel Justo, M. Inés Torres, José M. Alcaide

      Pages 58-68

   9. Pre-trained Convolutional Networks and Generative Statistical Models: A Comparative Study in Large Datasets

      • John Michael, Luís F. Teixeira

      Pages 69-75

   10. Simple and Effective Multi-word Query Spotting in Handwritten Text Images

       • Ernesto Noya-García, Alejandro H. Toselli, Enrique Vidal

       Pages 76-84

3. Computer Vision

   1. Front Matter

      Pages 85-85

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   2. Recognizing Activities of Daily Living from Egocentric Images

      • Alejandro Cartas, Juan Marín, Petia Radeva, Mariella Dimiccoli

      Pages 87-95

   3. Strategies of Dictionary Usages for Sparse Representations for Pedestrian Classification

      • Carlos Serra-Toro, Ángel Hernández-Górriz, V. Javier Traver

      Pages 96-103

   4. What Do Datasets Say About Saliency Models?

      • Xosé M. Pardo, Xosé R. Fdez-Vidal

      Pages 104-113

   5. Combining Defocus and Photoconsistency for Depth Map Estimation in 3D Integral Imaging

      • H. Espinos-Morato, P. Latorre-Carmona, J. Martinez Sotoca, F. Pla, B. Javidi

      Pages 114-121

   6. Multi-channel Convolutional Neural Network Ensemble for Pedestrian Detection

      • David Ribeiro, Gustavo Carneiro, Jacinto C. Nascimento, Alexandre Bernardino

      Pages 122-130

   7. Human Pose Estimation by a Series of Residual Auto-Encoders

      • M. Farrajota, João M. F. Rodrigues, J. M. H. du Buf

      Pages 131-139

   8. Context-Aware Distance for Anomalous Human Trajectories Detection

      • Ignacio San Román, Isaac Martín de Diego, Cristina Conde, Enrique Cabello

      Pages 140-148

   9. A Historical Document Handwriting Transcription End-to-end System

      • Verónica Romero, Vicente Bosch, Celio Hernández, Enrique Vidal, Joan Andreu Sánchez

      Pages 149-157

This book constitutes the refereed proceedings of the 8th Iberian Conference on Pattern Recognition and Image Analysis, IbPRIA 2017, held in Faro, Portugal, in June 2017. The 60 regular papers presented in this volume were carefully reviewed and selected from 86 submissions. They are organized in topical sections named: Pattern Recognition and Machine Learning; Computer Vision; Image and Signal Processing; Medical Image; and Applications.

• neural networks
• semantics
• computer vision
• activity recognition
• image processing
• biometrics
• video sequences
• classifiers
• Statistical pattern recognition
• Structural pattern recognition
• Speech processing
• support vector machines
• learning algorithms
• Deep learning

• Universidade da Beira Interior , Covilhã, Portugal

  Luís A. Alexandre

• University Jaume I , Castellón, Spain

  José Salvador Sánchez

• University of the Algarve , Faro, Portugal

  João M. F. Rodrigues

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