Publications

ISI Journal Articles

Zhang, Y., Hamm, N.A.S., Meratnia, N., Stein, A. and ... [et al.] (2012) Statistics - based outlier detection for wireless sensor networks. In: International journal of geographical information science : IJGIS,  (2012)IN PRESS21 p. Full text | Full text

Jeganathan, C., Hamm, N.A.S. and ... [et al.] (2011) Evaluating a thermal image sharpening model over a mixed agricultural landscape in India. In: International journal of applied earth observation and geoinformation : JAG, 13 (2011)2 pp. 178-191. Full text | Full text

Naimi, B., Skidmore, A.K., Groen, T.A. and Hamm, N.A.S. (2011) Spatial autocorrelation in predictors reduces the impact of positional uncertainty in occurrence data on species distribution modelling. In: Journal of biogeography, 38(2011)8, pp. 1497-1509. Full text | Full text

Stein, A., Hamm, N.A.S. and Qinghua, Y. (2009) Handling uncertainties in image mining for remote sensing studies. In: International journal of remote sensing, 30 (2009)20 pp. 5365-5382. Full text | Full text

Hamm, N.A.S., Hall, J.W. and Anderson, M.G. (2006) Variance - based sensitivity analysis of the probability of hydrologically induced slope stability. In: Computers and geosciences, 32 (2006)6 pp. 803-817. Full text | Full text

Al-Khudhairy, D.H.A., Thompson, J.R., Gavin, H. and Hamm, N.A.S. (1999) Hydrological modelling of a drained grazing marsh under agricultural land use and the simulation of restoration management scenarios. In: Hydrological sciences journal = Journal des sciences hydrologiques, 44 (1999)6 pp. 943-971. Full text | Full text

Book Chapters

Hamm, N.A.S., Atkinson, P.M. and Milton, E.J. (2004) On the effect of positional uncertainty in field measurements on the atmospheric correction of remotely sensed imagery. In: 13: GeoENV IV : Geostatistics for environmental applications : proceedings of the 4th European conference, Barcelona, Spain, November 27 - 29, 2002 / editor X. Sanchez-Vila, J. Carrera, J.J. Gomez-Hernandez. - Dordrecht etc. : Kluwer Academic, 2004. - 539 p. ; 26 cm. - (Quantitative geology and geostatistics ; 13). ISBN 1-4020-2114-3. pp. 91-102. Full text

Conference Proceedings (full papers)

Hamm, N.A.S., Milton, E.J. and Odongo, V.O. (2011) Indicators of spatial autocorrelation for identification of calibration targets for remote sensing. In: Proceedings of the 7th international symposium on spatial data quality, 12-14 October 2011, Coimbra, Portugal / ed. by C.C. Fonte, L.M.S. Gonçalves and G. Gonçalves. - Coimbra : Instituto de Engenharia de Sistemas e Computadores de Coimbra (INESC Coimbra), 2011. - 213 p. ISBN: 978-989-95055-8-2. pp. 51-56. Full text

Bijker, W., Hamm, N.A.S., Ijumulana, J. and Wole, M.K. (2011) Monitoring a fuzzy object : the case of lake Naivasha + powerpoint. In: 2011 : 6th international workshop on the analysis of multi - temporal remote sensing images, Multi - Temp, proceedings, 12-14 July 2011, Trento, Italy / ed. by L. Bruzozne and F. Bovolo - : Institute of Electrical and Electronics Engineers (IEEE), 2011. ISBN 978-1-4577-1203-6. pp. 153-156 + 24 slides. Full text | Full text | Full text

Hamm, N.A.S., Demwez, T.Z., Stein, A. and ... [et al.] (2010) Air quality mapping : combining models, in situ measurements and remote sensing. In: Proceedings of Accuracy 2010 : 9th International symposium on spatial accuracy assessment in natural resources and envionrmental sciences, 20-23 July, 2010, Leicester, United Kingdom. / ed. by, N.J.Tate and P.F. Fisher. Leicester; University of Leicester on behalf of the International Spatial Accuracy Research Association (ISARA), 2010. pp. 381-384. Full text

Naimi, B., Skidmore, A.K., Hamm, N.A.S. and Groen, T.A. (2010) Positional error propagation analysis in habitat distribution modelling + poster. In: Proceedings of Accuracy 2010 : 9th International symposium on spatial accuracy assessment in natural resources and envionrmental sciences, 20-23 July, 2010, Leicester, United Kingdom. / ed. by, N.J.Tate and P.F. Fisher. Leicester; University of Leicester on behalf of the International Spatial Accuracy Research Association (ISARA), 2010. pp. 409-412. Full text | Full text

Tolpekin, V.A. and Hamm, N.A.S. (2008) Fuzzy super resolution mapping based on Markov random fields. In: Proceedings of IGARSS 2008 : International Geoscience and Remote Sensing Symposium : Geoscience and remote sensing, the next generation, 6-11 July 2008 Boston, MA, USA. Piscataway : IEEE, 2008. ISBN 978-1-4244-2807-6. pp. II-875 - II-878. Full text

Hamm, N.A.S., Atkinson, P.M. and Milton, E.J. (2006) On dealing with spatially correlated residuals in remote sensing and GIS. In: Proceedings of the 7th international symposium on spatial accuracy assessment in natural resources and environmental sciences : Accuracy 2006, Lisbon, Portugal, 5-7 July 2006 / ed. by M. Caetano and M. Painho. pp. 603-613. Full text | Full text

Scientific and Professional Publications

Hamm, N.A.S. (2011) Spatial statistics conference : statistics, geoninformatics and applied science. In: GeoInformatics : magazine for surveying, mapping and GIS professionals, 14 (2011)4 pp. 28-29. Full text

Raj, R., Hamm, N.A.S. and Kant, Y. (2009) Analyzing the effect of different aggregation approaches on remotely sensed data : short note. In: Spatial data quality : from process to decisions / ed. by R. Devillers and H. Goodchild. Boca Raton : CRC / Taylor & Francis, 2009. ISBN 978-1-4398-1012-5. pp. 180-181. Full text

Hamm, N.A.S., Stein, A. and Tolpekin, V.A. (2009) Analyzing the effect of the modifiable areal unit problem in remote sensing : short note. In: Spatial data quality : from process to decisions / ed. by R. Devillers and H. Goodchild. Boca Raton : CRC / Taylor & Francis, 2009. ISBN 978-1-4398-1012-5. pp. 179. Full text

Bhowmick, D., Hamm, N.A.S. and Milton, E.J. (2009) Use of an airborne imaging spectrometer as a transfer standard for atmospheric correction of SPOT HRG data : short note. In: Spatial data quality : from process to decisions / ed. by R. Devillers and H. Goodchild. Boca Raton : CRC / Taylor & Francis, 2009. ISBN 978-1-4398-1012-5. pp. 182-183. Full text

Presentations

Zhang, Y., Hamm, N.A.S., Meratnia, N. and Stein, A. (2011) A geostatistical approach to event detection in wireless sensor networks : abstract. In: Spatial statistics 2011 : mapping global change, abstracts for the conference, 23-25 March, 2011, University of Twente, Enschede, The Netherlands / editor A. Stein, , E. Pebesma, , G.B.M. Heuvelink. - Enschede : University of Twente Faculty of Geo-Information and Earth Observation ITC, 2011. 1 p. Full text

Naimi, B., Skidmore, A.K., Groen, T.A. and Hamm, N.A.S. (2011) Spatial autocorrelation in predictors reduces the impact of positional uncertainty in occurrence data on species distribution modelling : abstract. In: Proceedings of the 5th international conference of the International biogeography Society : The advancement of all studies of the geography of nature, 7-11 January, 2011, Irakleion, Crete, Greece. p. 161. Full text

Naimi, B., Skidmore, A.K., Hamm, N.A.S. and Groen, T.A. (2011) Using local spatial autocorrelation to deal with positional uncertainty of occurence data in species distribution modelling : abstract. In: Spatial statistics 2011 : mapping global change, abstracts for the conference, 23-25 March, 2011, University of Twente, Enschede, The Netherlands / editor A. Stein, , E. Pebesma, , G.B.M. Heuvelink. - Enschede : University of Twente Faculty of Geo-Information and Earth Observation ITC, 2011. 1 p. Full text

Raj, R., Hamm, N.A.S. and Kant, Y. (2009) The effect of aggregation on classified remotely sensed imagery : poster. Presented at StatGIS: Geoinformatics for Environmental Surveillance, 17-19 June, 2009, Milos Island, Greece. Full text

Akinluyi, F.O., Stein, A., Hamm, N.A.S. and Olorunfemi, M.O. (2008) Mapping of hydrocarbon contaminated soil characterization using modern geostatistics : abstract. In: AARSE 2008 : programme and abstracts of the Earth observation and geoinformation for governace in Africa conference, 27-30 October 2008, Accra, Ghana. Theme 2. paper no. 44. poster 1 p. Full text