
1. Please start with 'webkb.m'

2. 'webkb.m' is adapted from 'xgp_webkb.m' which can be downloaded from 'http://www.homepages.ucl.ac.uk/~ucgtrbd/code/xgp/'

3. The data sets to run 'webkb.m' can be downloaded from 'http://www.homepages.ucl.ac.uk/~ucgtrbd/code/xgp/'

4. Before running 'webkb.m', you shoud modify the path for the GP library in line 24.

5. 'roc.m' is downloaded from 'http://www.homepages.ucl.ac.uk/~ucgtrbd/code/xgp/'