The file names of submissions are compared against each other using Galileo’s similarity algorithm to determine the percent change required to match another file name.
An example of this situation is a student copy and pasting files directly in the same originating folder. Often operating systems append indicators such as copy or (1) to the file name.
In The Report
Process Time Options
Like many of the other checks, there are a few options which can be used to fine tune the behaviour of it at process time, as well as can be set in the default options in the Preferences section.
In 2018.2, we will be adding the processing out the additional additives in the filename so that the comparison will be more accurate in identifying submissions whose filenames are slight alterations of others.