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IBPRIA
2009
Springer
9 years 1 months ago
A Comparison of Wavelet Based Spatio-temporal Decomposition Methods for Dynamic Texture Recognition
Abstract. This paper presents four spatio-temporal wavelet decompositions for characterizing dynamic textures. The main goal of this work is to compare the influence of spatial and...
Sloven Dubois, Renaud Péteri, Michel M&eacu...
IBPRIA
2009
Springer
9 years 1 months ago
Real-Time Motion Detection for a Mobile Observer Using Multiple Kernel Tracking and Belief Propagation
We propose a novel statistical method for motion detection and background maintenance for a mobile observer. Our method is based on global motion estimation and statistical backgro...
Marc Vivet, Brais Martínez, Xavier Binefa
IBPRIA
2009
Springer
9 years 7 months ago
Autonomous Configuration of Parameters in Robotic Digital Cameras
In the past few years, the use of digital cameras in robotic applications has been increasing significantly. The main areas of application of these robots are the industry and mili...
António J. R. Neves, Bernardo Cunha, Armand...
IBPRIA
2009
Springer
9 years 7 months ago
Textural Features for Hyperspectral Pixel Classification
Hyperspectral remote sensing provides data in large amounts from a wide range of wavelengths in the spectrum and the possibility of distinguish subtle differences in the image. For...
Olga Rajadell, Pedro García-Sevilla, Filibe...
IBPRIA
2009
Springer
9 years 8 months ago
A Scale Invariant Interest Point Detector for Discriminative Blob Detection
In this paper we present a novel scale invariant interest point detector of blobs which incorporates the idea of blob movement along the scales. This trajectory of the blobs throug...
Luis Ferraz, Xavier Binefa
IBPRIA
2009
Springer
9 years 8 months ago
Inference and Learning for Active Sensing, Experimental Design and Control
In this paper we argue that maximum expected utility is a suitable framework for modeling a broad range of decision problems arising in pattern recognition and related fields. Exa...
Hendrik Kück, Matthew Hoffman, Arnaud Doucet,...
IBPRIA
2009
Springer
9 years 8 months ago
Local Boosted Features for Pedestrian Detection
The present paper addresses pedestrian detection using local boosted features that are learned from a small set of training images. Our contribution is to use two boosting steps. T...
Michael Villamizar, Alberto Sanfeliu, Juan Andrade...
IBPRIA
2009
Springer
9 years 8 months ago
Class Representative Visual Words for Category-Level Object Recognition
Recent works in object recognition often use visual words, i.e. vector quantized local descriptors extracted from the images. In this paper we present a novel method to build such ...
Roberto Javier López-Sastre, Tinne Tuytelaa...
IBPRIA
2009
Springer
9 years 8 months ago
Face-to-Face Social Activity Detection Using Data Collected with a Wearable Device
In this work the feasibility of building a socially aware badge that learns from user activities is explored. A wearable multisensor device has been prototyped for collecting data ...
Pierluigi Casale, Oriol Pujol, Petia Radeva
IBPRIA
2009
Springer
9 years 8 months ago
Score Fusion by Maximizing the Area under the ROC Curve
Information fusion is currently a very active research topic aimed at improving the performance of biometric systems. This paper proposes a novel method for optimizing the paramete...
Mauricio Villegas, Roberto Paredes
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