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Recursive formulae for the average efficiency factor in block and row‐column designs
Author(s) -
John J. A.,
Whitaker D.
Publication year - 2000
Publication title -
journal of the royal statistical society: series b (statistical methodology)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.523
H-Index - 137
eISSN - 1467-9868
pISSN - 1369-7412
DOI - 10.1111/1467-9868.00251
Subject(s) - column (typography) , block (permutation group theory) , factor (programming language) , simple (philosophy) , construct (python library) , row and column spaces , mathematics , algorithm , computer science , parallel computing , row , combinatorics , programming language , geometry , philosophy , epistemology , connection (principal bundle)
Interchange algorithms are widely used to construct efficient block and row‐column designs. We provide simple recursive formulae for updating this average efficiency factor, so that it is no longer computationally expensive to calculate it after each possible interchange.