In order to accurattely ascertain whether thing X will fit into Y hole you have to know accurate geometry of both which is not something that can be reliably de

In order to accurattely ascertain whether thing X will fit into Y hole you have to know accurate geometry of both which is not something that can be reliably determined from results of the fuzzy classification pass. When humans want to know this they either trust their fuzzy judgement and try it or measure the X and Y in question with tape measure.