No_data_samples is an analysis export variable.
It reports the number of samples in the domain which was analyzed which have a value of no data.
This variable is only exported if it is selected on the Export page of the EV File Properties dialog box.
About analysis
About analysis variables
No_data_samples (algorithm)
About Samples
About Bad_data_samples
About C_samples
About C_no_data_samples
About C_bad_data_samples