1. Faculty of Geo-Information Science and Earth Observation (ITC), University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
2. Department of Geosciences and Environment, School of Physics and Environment, Technical University of Kenya, P.O. Box 52428, Nairobi 00200, Kenya
3. Land Administration and Management Directorate, National Land Commission, P.O. Box 44417, Nairobi 00100, Kenya