1. Creating a single content analytics collection
Even though multiple content analytics collections can be created, keep all required documents for a specific analysis effort in a single content analytics collection.
The reason for this approach is because the statistics calculated in the content analytics miner are designed to apply to only one collection. They are not designed
to be calculated across multiple content analytics collections.
2.Creating collection
2.1 Creating a new collection by giving collection name and collection type.
2.2 Importing data into collection
Watson Explorer Analytical Components 4 - Design content analytics solutions
原文：http://www.cnblogs.com/andypengyong/p/7147002.html