帕特chds2= partitionByIndex(帕特chds,ind)partitions a subset of observations in a random patch extraction datastore,帕特chds, into a new datastore,帕特chds2. The desired observations are specified by indices,ind.
You can also select a web site from the following list:
How to Get Best Site Performance
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.