https://community.jmp.com/t5/Discussions/Partition-and-Pruning/m-p/108345#M39422 <P>I'm working with a dataset of about 27,000 rows and am trying to use 9 factors to predict a response using the partition function and a decision tree.&nbsp; I'm using both k-means and validation.&nbsp; When I tell JMP to Go, it will split 100-200 times, however the Split History shows me very little improvement after about 20 splits.</P><P>&nbsp;</P><P>For what I'm trying to do, I want to back up to the 20th split, but I don't see a way to do that without either starting fresh and manually splitting 20 times, or starting at the end and manually pruning 180 times.&nbsp; Is there a way to select the conditions on a specific split number?</P> Wed, 30 Jan 2019 16:26:12 GMT NG 2019-01-30T16:26:12Z https://community.jmp.com/t5/Discussions/Partition-and-Pruning/m-p/108345#M39422 <P>I'm working with a dataset of about 27,000 rows and am trying to use 9 factors to predict a response using the partition function and a decision tree.&nbsp; I'm using both k-means and validation.&nbsp; When I tell JMP to Go, it will split 100-200 times, however the Split History shows me very little improvement after about 20 splits.</P><P>&nbsp;</P><P>For what I'm trying to do, I want to back up to the 20th split, but I don't see a way to do that without either starting fresh and manually splitting 20 times, or starting at the end and manually pruning 180 times.&nbsp; Is there a way to select the conditions on a specific split number?</P> Wed, 30 Jan 2019 16:26:12 GMT https://community.jmp.com/t5/Discussions/Partition-and-Pruning/m-p/108345#M39422 NG 2019-01-30T16:26:12Z