I think I got a small explanation in a MSC dissertation here in Brazil. but if you guys have any other source I appreciate. Thanks Unfortunally it is in Portuguese Dissertation

Google translated:

The tool's output files have different extensions, and can be used in conjunction with the genome visualization tool Artemis (CARVER et al., 2012) for a better understanding of the results. The first in .TXT, it has information of all the atypical regions, with their initial position and endpoint in the genome of each candidate GIs, along with their IVOM score and Threshold, in addition to informing the color of the corresponding Features for visualization in the Artemis external tool. The second .PLOT extension is a plotting file graph corresponding to the atypical regions in the genome that the tool detected, can be inserted as an input file in the Artemis software.