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Journal ArticleDOI

Floating search methods in feature selection

Pavel Pudil, +2 more
- 01 Nov 1994 - 
- Vol. 15, Iss: 11, pp 1119-1125
TLDR
Sequential search methods characterized by a dynamically changing number of features included or eliminated at each step, henceforth "floating" methods, are presented and are shown to give very good results and to be computationally more effective than the branch and bound method.
About
This article is published in Pattern Recognition Letters.The article was published on 1994-11-01. It has received 3104 citations till now. The article focuses on the topics: Beam search & Jump search.

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Citations
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Journal ArticleDOI

Fusion of Hyperspectral and LIDAR Remote Sensing Data for Classification of Complex Forest Areas

TL;DR: The elevation channel of the first LIDAR return was very effective for the separation of species with similar spectral signatures but different mean heights, and the SVM classifier proved to be very robust and accurate in the exploitation of the considered multisource data.
Journal ArticleDOI

Improved binary PSO for feature selection using gene expression data

TL;DR: Improved binary particle swarm optimization (IBPSO) is used in this study to implement feature selection, and the K-nearest neighbor (K-NN) method serves as an evaluator of the IBPSO for gene expression data classification problems, showing that this method effectively simplifies feature selection and reduces the total number of features needed.
Journal ArticleDOI

Multibiometric systems

TL;DR: The latest research indicates using a combination of biometric avenues for human identification is more effective, and far more challenging, than using just one method.
Book ChapterDOI

Statistical Learning of Multi-view Face Detection

TL;DR: FloatBoost incorporates the idea of Floating Search into AdaBoost to solve the non-monotonicity problem encountered in the sequential search of AdaBoost and leads to the first real-time multi-view face detection system in the world.
Journal ArticleDOI

Image Quality Assessment for Fake Biometric Detection: Application to Iris, Fingerprint, and Face Recognition

TL;DR: A novel software-based fake detection method that can be used in multiple biometric systems to detect different types of fraudulent access attempts and the experimental results show that the proposed method is highly competitive compared with other state-of-the-art approaches.
References
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Journal ArticleDOI

A Branch and Bound Algorithm for Feature Subset Selection

TL;DR: In this paper, a branch and bound-based feature subset selection algorithm is proposed to select the best subset of m features from an n-feature set without exhaustive search, which is computationally computationally unfeasible.
Journal ArticleDOI

A note on genetic algorithms for large-scale feature selection

TL;DR: The preliminary results suggest that GA is a powerful means of reducing the time for finding near-optimal subsets of features from large sets.
Journal ArticleDOI

A Direct Method of Nonparametric Measurement Selection

TL;DR: A direct method of measurement selection is proposed to determine the best subset of d measurements out of a set of D total measurements, using a nonparametric estimate of the probability of error given a finite design sample set.
Journal ArticleDOI

On the effectiveness of receptors in recognition systems

TL;DR: Some of the theoretical problems encountered in trying to determine a more formal measure of the effectiveness of a set of tests are discussed; a measure which might be a practical substitute for the empirical evaluation.
Journal ArticleDOI

On automatic feature selection

TL;DR: In this paper, a review of feature selection for multidimensional pattern classification is presented, and the potential benefits of Monte Carlo approaches such as simulated annealing and genetic algorithms are compared.
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