1. Lecturer in Hydroinformatics, Dept. of Hydroinformatics and Knowledge Management, UNESCO-IHE Institute for Water Education, P.O. Box 3015, 2601 DA Delft, The Netherlands. E-mail: b.bhattacharya@unesco-ihe.org
2. Professor of Hydroinformatics, Dept. of Hydroinformatics and Knowledge Management, UNESCO-IHE Institute for Water Education, P.O. Box 3015, 2601 DA Delft, The Netherlands. E-mail: r.price@unesco-ihe.org
3. Associate Professor of Hydroinformatics, Dept. of Hydroinformatics and Knowledge Management, UNESCO-IHE Institute for Water Education, P.O. Box 3015, 2601 DA Delft, The Netherlands. E-mail: d.solomatine@unesco-ihe.org