{TAIL ~ The relationship} between the compensated write power at each Pcn value and evaluated value Smn is examined to determine the Pcn that maximizes {HEAD ~ the linearity} of the relationship between and Smn, as the optimum write power compensated value PcO 
{ TAIL ~ The relationship } between the compensated write power at each Pcn value and evaluated value Smn is examined to determine the Pcn that maximizes { HEAD ~ the linearity } of the relationship between and Smn , as the optimum write power compensated value PcO
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