balanced incomplete block design

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balanced incomplete block design

[¦bal·ənst ‚iŋ·kəm‚plēt ′bläk di‚zīn]
(mathematics)
For positive integers b, ν, r, k, and λ, an arrangement of ν elements into b subsets or blocks so that each block contains exactly k distinct elements, each element occurs in r blocks, and every combination of two elements occurs together in exactly λ blocks. Also known as (b,ν, r, k,λ)-design.
References in periodicals archive ?
Previous engine block design choices were high strength or compact or lightweight," said Ed Waszczenko, engine systems supervisor.
Contract notice: Transportation contract for transporting, assembling and installation of medical devices~ operating and diagnostic block design central saint pantaleon hospital was related, tiop-2.
Log Cabin Quilts: The Basics & Beyond covers modern and classic quilt designs in the Log Cabin tradition and provides a new book on how to reproduce the basic Log Cabin block design.
It features a wide footprint, offers excellent flotation, zigzag siping and proven tread block design that increases winter condition performance.
A block design is generally composed of task (stimulation) and rest (rest).
2, that offers design reuse capabilities with block design technology.
It has a compact low-profile block design that can be mounted at any angle and used for retrofit or for new machinery.
and Padgett, with a US company, update the constructions and combinatorial aspects of block design described in Raghavarao's 1971 Constructions and Combinatorial Problems in Design of Experiments.
The children's intellectual function was assessed on six tests (similarities, digit span, picture completion, coding, block design, and mazes) drawn from the Wechsler Intelligence Scale for Children, Version III.
TSX: MB) Mega Bloks has learned of a decision of the German Patent and Trademark Office canceling a 2x4 stud block design trademark registration in the name of an affiliate of the Lego group of companies.
A block design with a separate spray head and mounting manifold allows hose connections to be made on the manifold, Graco says.
It has an unobtrusive internal lock, magazine disconnect, loaded chamber indicator, and a cam block design.