Mass Processing of Comparison Instances 
For comparison instances, you have the following mass processing options:
You can generate one comparison instance for one comparison object.
Select the comparison objects for which you want to create comparison instances. For details, see Creating Comparison Instances.
Select the comparison group to which the comparison instances are to be assigned.
Select the comparison object for which you want to create comparison instances.
Specify the comparison instances.
Configure the comparison instances.
Select the comparison group to which the comparison instances are to be assigned.