stepwise mutation model. The model which describes mutation of VNTR alleles by the loss or gain of a single tandem repeat in such a way that alleles mutate possibly towards allelic states already present in the population.
System Marketing Model. The model name of a computer system as used in marketing and pricing. The SMM is generally the name on the front panel of the processor cabinet. LMF uses this value rather than hardware CPU-type because different marketing models may use the same CPU with different pricing and licensing rules.
System Marketing Model. See SMM.