General Overview of SoLIM
Overview of SoLIM (March, 2003)
PDF (316KB, 25 pages)
SoLIM Workshop Booklet (February 2001)
PDF (750KB, 14 pages)
USDA Leadership Meeting Booklet (September 2002)
PDF (794KB, 12 pages)
Research Papers
X. Shi, A.X. Zhu, J.E. Burt, W. Choi, R.X. Wang, T. Pei, B. Li, and C. Qin, 2007. "An experiment using a circular neighborhood to calculate slope gradient from a DEM", Photogrammetric Engineering & Remote Sensing,Vol. 73, No. 2, pp.143-154.
A.X. Zhu, A. Moore, J.E. Burt, 2006. "Prediction of Soil Properties Using Fuzzy Membership", Proceedings of the 2nd Global Workshop on Digital Soil Mapping, July 4-7, 2006, Rio de Janeiro, Brazil.(6 pages).
M.P. Smith, A.X. Zhu*, J.E. Burt, C. Stiles, 2006. "Effects of DEM resolution and neighborhood size on digital soil survey", Geoderma,Vol. 137, pp.58-69.
F. Qi, A.X. Zhu, M. Harrower, and J.E. Burt, 2006. "Fuzzy soil mapping based on prototype category theory", Geoderma,Vol. 136, pp. 774-787.
T. Quinn, A.X. Zhu*, and J.E. Burt, 2005. "Effects of detailed soil spatial information on watershed modeling across different model scales", International Journal of Applied Earth Observation and Geoinformation,Vol. 7, pp.324-338.
J.E. Burt, A.X. Zhu, M. Harrower, 2005. "Depicting fuzzy soil class uncertainty using perception-based color models", Proceedings of the 11th World Congress of International Fuzzy Systems Association (IFSA2005): Fuzzy Logic, Soft Computing and Computational Intelligence, July 28-31, 2005, Beijing, China, pp. 112-117.
X. Shi, A.X. Zhu, J.E. Burt, F. Qi, and D. Simonson, 2004. "A case-based reasoning approach to fuzzy soil mapping", Soil Science Society of America Journal,Vol. 68, pp.885-894.
F. Qi and A.X. Zhu, 2003. "Knowledge discovery from soil maps using inductive learning", International Journal of Geographical Information Science,Vol. 17, No. 8, pp. 771-795.
A.X. Zhu, B. Hudson, J. Burt, K. Lubich, and D. Simonson, 2001. "Soil mapping using GIS, expert knowledge, and fuzzy logic", Soil Science Society of America Journal, Vol. 65, pp. 1463-1472.
A.X. Zhu, D. Scott Mackay, 2001. "Effects of spatial detail of soil information on watershed modeling", Journal of Hydrology, Vol. 248, pp. 54-77.
A.X. Zhu. 2001. “Modeling spatial variation of classification uncertainty under fuzzy logic”, In C. Hunsaker, M.F. Goodchild, M. Friedl, and Case (eds.) Spatial Uncertainty In Ecology, Springer, New York, pp. 330-350.>
A.X. Zhu, 2000. “Mapping soil landscape as spatial continua: the neural network approach”, Water Resources Research, Vol. 36, No. 3, pp. 663-677.
A.X. Zhu, 1998. "Fuzzy inference of soil patterns: implications for watershed modeling", in D.L. Corwin, K. Loague, and T.R. Ellsworth (eds.) Application of GIS, Remote Sensing, Geostatistical and Solute Transport Modeling to the Assessment of Nonpoint Source Pollution in the Vadose Zone, American Geophysical Union, Washington, DC.
A.X. Zhu, 1998. "A personal constructed-based knowledge acquisition process for natural resource mapping using GIS", International Journal of Geographic Information Systems.
A.X. Zhu, 1997. "Measuring uncertainty in class assignment for natural resource maps under fuzzy logic", Photogrammetric Engineering & Remote Sensing, Vol. 63, pp. 1195-1202.
A.X. Zhu, 1997. "A similarity model for representing soil spatial information", Geoderma, Vol. 77, pp. 217-242.
A.X. Zhu, L.E. Band, R. Vertessy, and B. Dutton, 1997. "Derivation of soil properties using a Soil-Land Inference Model (SoLIM)", Soil Science Society of America Journal, Vol. 61, pp. 523-533.
A.X. Zhu, L.E. Band, B. Dutton, and T. Nimlos, 1996. "Automated soil inference under fuzzy logic", Ecological Modelling, Vol. 90, No. 2, pp. 123-145.
A.X. Zhu and L.E. Band, 1994. "A knowledge-based approach to data integration for soil mapping", Canadian Journal of Remote Sensing, Vol. 20, No. 4, pp. 408-418.