Gray code

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Gray code

n
(Computer Science) a modification of a number system, esp a binary code, in which any adjacent pair of numbers, in counting order, differ in their digits at one position only, the absolute difference being the value 1
[named after Frank Gray, 20th-century American physicist]
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References in periodicals archive ?
If gray encoding is incorrect, the gray code check will fail, and a VCD trace will be generated.
It has been confirmed that real number encoding has better performance than either binary or gray encoding for continuous optimization problems, because it can not only improve the precision of the solutions but also be convenient for the design of the genetic operators.