Github user mgaido91 commented on the issue:
https://github.com/apache/spark/pull/22360
Thanks for pinging me @srowen.
> But I don't see that its getDistanceMeasure would actually return the
value inside that wrapped model? I am missing where the wrapper gets updated to
return the actual distance measure used.
Yes, that is the reason that `setDistanceMeasure` was introduces IIRC. So
probably the issue here is that is never set. It would be good if we can add a
test for this if there is no-one.
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