Hamming distance
The number of digit positions in which the corresponding digits of two binary words of the same length are different.
Note 1: The Hamming distance between 1011101 and 1001001 is two.
Note 2: The concept can be extended to other notation systems. For example, the Hamming distance between 2143896 and 2233796 is three, and between “toned” and “roses” it is also three. Synonym signal distance.
