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A Branch and Bound Algorithm for Feature Subset Selection

Narendra, Fukunaga·1977·IEEE Transactions on Computers

Abstract

A feature subset selection algorithm based on branch and bound techniques is developed to select the best subset of m features from an n-feature set. Existing procedures for feature subset selection, such as sequential selection and dynamic programming, do not guarantee optimality of the selected feature subset. Exhaustive search, on the other hand, is generally computationally unfeasible. The present algorithm is very efficient and it selects the best subset without exhaustive search. Computational aspects of the algorithm are discussed. Results of several experiments demonstrate the very substantial computational savings realized. For example, the best 12-feature set from a 24-feature set was selected with the computational effort of evaluating only 6000 subsets. Exhaustive search would require the evaluation of 2 704 156 subsets.

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Metadata

Authors
Narendra, & Fukunaga
Venue
IEEE Transactions on Computers
Published
1977-09
Volume
C-26
Issue
9
Pages
917-922
ISSN
0018-9340 (ISSN-L)
OpenAlex
W1523989055
Cited by
1,245
References
0
FWCI
3.32
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: A Branch and Bound Algorithm for Feature Subset Selection. https://app.cochat.ai/papers/10.1109/tc.1977.1674939
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Narendra, & Fukunaga. (1977). A Branch and Bound Algorithm for Feature Subset Selection. IEEE Transactions on Computers. https://doi.org/10.1109/tc.1977.1674939

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