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Negative fitness in Heuristics Miner
I am using ProM 6.7 (revision 35885) in order to load an event log in the form of this CSV file
. I apply the "Convert CSV to XES" plugin with the default parameters (simply adding Case ID column as Case Column) and then I run the "Mine for a Heuristics Net using Heuristics Miner" with the default parameters. The resulting fitness of the discovered process model is -0.3936: a negative value...
You can see the overall process in this video
I have no idea what is going on. Any idea?