which technique will produce the best local average? which subtraction method is better what is the difference between a local median and a local average which subtraction would be good for each picture? which subtraction is better for every experiment or each image difference between local median and local average what is local average subtraction what is local average and local median which is better local average or median which subtraction is better for each of the two photos? difference between local median, and local average which method is better local median or local average which is better local median or local average local average subtraction difference between local median and local average difference between local average and average what is the difference between local median and average which of the following is a better subtraction in a sample? what is the difference between local median and local average? what is local median vs local average