Random alteration of network connections.

a computer security technique involved in preventing exploitation of memory corruption vulnerabilities.

In epidemiology, (commonly abbreviated to MR) a method using measured variation in genes to examine the causal effect of an exposure on an outcome.

In statistics, stratified randomization is a method of sampling which first stratifies the whole study population into subgroups with same attributes or characteristics, known as strata, then followed by simple random sampling from the stratified groups, where each element within the same subgroup are selected unbiasedly during any stage of the sampling process, randomly and entirely by chance.