normalize
verb
[ ˈnɔːm(ə)lʌɪz ]
• bring or return to a normal or standard condition or state.
• "the two countries normalized diplomatic relations in 1995"
• multiply (a series, function or item of data) by a factor that makes the norm or some associated quantity such as an integral equal to a desired value (usually 1).
• "both sets of data have been normalized such that the lowest value is equal to 1"