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A Graph-based Approach for Static Ensemble Selection in Remote Sensing Image Analysis

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Author(s):
Faria, Fabio Augusto ; Sarkar, Sudeep ; IEEE
Total Authors: 3
Document type: Journal article
Source: 2018 24TH INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION (ICPR); v. N/A, p. 6-pg., 2018-01-01.
Abstract

Many works in the literature have used machine learning techniques to solve their classification problems in different knowledge areas, e.g., medicine, agriculture, and remote sensing. Since there is no a single machine learning technique that achieves the best results for all kind of applications, a good alternative is the fusion of classification techniques, also known as multiple classifier systems ({MCS). A common challenge in MCS is the selection of a few classifiers among many classifiers that are available in the literature; using all possible classifiers is not a feasible alternative. The choice of the classifiers becomes an essential factor, i.e., we need an ensemble selection approach. In this work, we propose a novel graph-based approach for static ensemble selection ({GASES) to find or choose the best classifier set for remote sensing image classification. Experiments demonstrate that GASES improves performance by up to 70% over different baseline approaches when fusing classifiers. It decreases the number of classifiers used while retaining the effectiveness of using all of the classifiers. Furthermore, our proposed method is a more straightforward and intuitive technique for static ensemble selection scheme than other baseline approaches such as Consensus and Kendall. (AU)

FAPESP's process: 10/14910-0 - Evidence-Fusion Methods for Multimedia Retrieval and Classification
Grantee:Fabio Augusto Faria
Support Opportunities: Scholarships in Brazil - Doctorate