Head of Department:
Christien Thiart
Phone: 27 21 650-3220
/ 3167
Associate Professor in the Department of
Statistical Sciences and Research fellow at the Centre for Interactive
Graphical computing of Earth Systems (CIGCES).
Key Interests:
Statistics of large geoscience datasets.
Geographic information systems (GIS) Spatial Modelling. Mixed linear
models, collinearity and Lp –norm estimators.
Biographical Information:
Degrees:
BSc Agric (US, 1981) with majors in Biometry
and Statistics.
Hons BSc Agric (Biometry) (US,
1983).
MSc in Mathematical Statistics (UCT,
1990)
PhD in Mathematical Statistics (UCT, 1994).
Employment:
Biometrician for Department of Agriculture (Elsenburg, Stellenbosch)
1981-1986.
Teacher (Computer Studies) at Hottentots-Holland
High School. 1988-1989.
Temporary lecturer at
UCT, US, and UWC in Statistics 1989-1997
Temporary part time Senior Scientific Officer in the Department of
Statistical
Sciences, University of Cape Town 1995.
Research officer at CIGCES (Geological Sciences)
UCT (1997- 1999).
Senior lecturer (Statistical
Sciences) UCT and Senior researcher CIGCES (1999- June 2004 ).
Associate Professor (Statistical Sciences) UCT and
Senior researcher CIGCES (July 2004-…)
Research Interests:
GIS and Graphical computing: with special
interest in analysis (spatial and statistical).
The Linear model with special interest in Robust estimation
techniques.
Selected Publications:
Mabidi, T., Thiart, C. and de Wit, M.J. 2007.
Secular changes recorded in mineralization of African crust.
African Earth Sciences (2006). Article in Press, Accepted Manuscript -
doi:10.1016/j.jafrearsci.2006.12.002.
Guo, D., Guo, R., and
Thiart, C. 2006. The Coupling of regression Modeling and Differential
Equation Model in GM(1,1) Modeling and Extended GM(1,1) Models.
Journal of Grey System, Vol 9, No 2, 143-154.
Thiart, C.,
Bonham-Carter, G.F., Agterberg F.P., Cheng, Q. and Panahi A. 2006. An
Application of the New Omnibus Test for Conditional Independence in
Weights-of-evidence Modeling. In Harris, J. (Ed.), Special Volume on GIS
Applications in the Earth Sciences, Geological Association of Canada.,
131-142.
Thiart C., and De Wit, M..J., 2006.
Fingerprinting the metal endowment of early continental crust to test
for secular changes in global mineralization. In Kesler,
S.E. and Ohmoto , H., eds., Evolution of Early Earth’s
Atmosphere, Hydrosphere, and Biosphere—Constraints from Ore
Deposits: Geological Society of America Memoir 198, 53-66. ISBN 13
978-0-8137-1198-0
de Wit, M.J., and
Thiart, C., 2005. Metallogenic fingerprints of Archean catons. In:
McDONALD, I., BOYCE, A.J., BUTLER I.B., HERRINGTON, R.J and POLYA,
D.A.. (eds) Mineral deposits and Earth Evolution,
Geological Society, London, Special Publications, 248, p 59-70.
(ISBN 1-86239-182-3)
De Wit, M.J., Thiart,
C., Doucouré C.M., Milesi, J.P., Billa M., Braux C., Nicol N., 2004.
The “GONDWANA Metal-Potential” GIS. CD-ROM edition for commercial
distribution, Version 2. CIGCES/BRGM, Orleans La -Source, France.
http://gondwana.brgm.fr/index_eng.htm.
