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Binary designs are not always the best
Author(s) -
Shah K. R.,
Das Ashish
Publication year - 1992
Publication title -
canadian journal of statistics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.804
H-Index - 51
eISSN - 1708-945X
pISSN - 0319-5724
DOI - 10.2307/3315321
Subject(s) - binary number , mathematics , class (philosophy) , block (permutation group theory) , computer science , algorithm , arithmetic , combinatorics , artificial intelligence
We give an example of a nonbinary block design which is better than any binary design with respect to the E ‐optimality criterion. This shows that the class of binary designs is not essentially complete, at least with respect to E‐optimality.