That transparency should include sufficient information about the sampling approaches utilized throughout the process and visibility into the methodology the computer used to help determine why some documents are responsive and others are not.

FORBES: Guest Post by Matthew Nelson

Being able to process every item of data in reasonable time removes the troublesome need for sampling and promotes an investigative approach to data, in contrast to the somewhat static nature of running predetermined reports.

FORBES: Volume, Velocity, Variety: What You Need to Know About Big Data