Search Results for author: Odemir Martinez Bruno

Found 12 papers, 0 papers with code

Binary Distance Transform to Improve Feature Extraction

no code implementations19 Dec 2016 Mariane Barros Neiva, Antoine Manzanera, Odemir Martinez Bruno

This paper proposes the application of binary distance transform on the original dataset to add information to texture representation and consequently improve recognition.

Binarization

Texture analysis using deterministic partially self-avoiding walk with thresholds

no code implementations25 Nov 2016 Lucas Correia Ribas, Wesley Nunes Gonçalves, Odemir Martinez Bruno

In this paper, we propose a new texture analysis method using the deterministic partially self-avoiding walk performed on maps modified with thresholds.

Texture Classification

Fast deterministic tourist walk for texture analysis

no code implementations25 Nov 2016 Lucas Correia Ribas, Odemir Martinez Bruno

Experimental results on the Brodatz and Vistex datasets indicate that to use fewer pixels as initial points significantly improves the runtime compared to use all image pixels.

General Classification Texture Classification

Enhancing fractal descriptors on images by combining boundary and interior of Minkowski dilation

no code implementations26 Dec 2014 Marcos W. S. Oliveira, Dalcimar Casanova, João B. Florindo, Odemir Martinez Bruno

The radius of such spheres is ranged within an interval and the volume and the external area of the dilated structure are computed for each radius.

Brachiaria species identification using imaging techniques based on fractal descriptors

no code implementations25 Dec 2014 João Batista Florindo, Núbia Rosa da Silva, Liliane Maria Romualdo, Fernanda de Fátima da Silva, Pedro Henrique de Cerqueira Luz, Valdo Rodrigues Herling, Odemir Martinez Bruno

Thus, leaf samples of fodder plant species \textit{Brachiaria} were previously identified, collected and scanned to be treated by means of artificial vision to make the database and be used in subsequent classifications.

Satellite image classification and segmentation using non-additive entropy

no code implementations10 Jan 2014 Lucas Assirati, Alexandre Souto Martinez, Odemir Martinez Bruno

Here we compare the Boltzmann-Gibbs-Shannon (standard) with the Tsallis entropy on the pattern recognition and segmentation of coloured images obtained by satellites, via "Google Earth".

Classification General Classification +2

Texture descriptor combining fractal dimension and artificial crawlers

no code implementations21 Nov 2013 Wesley Nunes Gonçalves, Bruno Brandoli Machado, Odemir Martinez Bruno

Since this swarm system alone does not achieve a good discrimination, we developed a new method to increase the discriminatory power of artificial crawlers, together with the fractal dimension theory.

Attribute Texture Classification

Contour polygonal approximation using shortest path in networks

no code implementations18 Nov 2013 André Ricardo Backes, Dalcimar Casanova, Odemir Martinez Bruno

This paper presents a novel method for polygonal approximation based on the Complex Networks theory.

Heterogeneous patterns enhancing static and dynamic texture classification

no code implementations16 Apr 2013 Núbia Rosa da Silva, Odemir Martinez Bruno

To tackle this problem, we propose a method to identify texture patterns not small as textons at distinct scales enhancing the separability among different types of texture.

Classification General Classification +1

Multiscale Fractal Descriptors Applied to Texture Classification

no code implementations4 Apr 2013 João Batista Florindo, Odemir Martinez Bruno

This work proposes the combination of multiscale transform with fractal descriptors employed in the classification of gray-level texture images.

Classification General Classification +1

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