Furthermore, he says, "Developers wanting access to the official datasets must apply for permission to access them, stating their intentions and agreeing to a lengthy and onerous contract."
A unique feature of the datasets is a taxonomy annotating known relations between the items.
The SUBDATASETS domain holds a list of child datasets. Normally this is used to provide pointers to a list of images stored within a single multi image file (such as HDF or NITF).
Association rules are a very simple but powerful formalism for rules that describe datasets because they express which entities can occur simultaneously with each other.
Suppose you're a cartographer or geographic information system (GIS) professional, working on behalf of one, or an advanced hobbyist and want to bring in multiple datasets from a variety of sources.
This method would let you plan DB2 storage and carefully place DB2 datasets on selected direct access volumes.
The consultant will also advise on the purchase of any remote-sensed spatial datasets required for modelling work.
