Marcin Mrugalski Józef Korbicz Least Mean Square vs. Outer Bounding Ellipsoid Algorithm in Confidence Estimation of the GMDH Neural Networks. 19-26 2007 conf/icannga/2007-2 ICANNGA (2) http://dx.doi.org/10.1007/978-3-540-71629-7_3 db/conf/icannga/icannga2007-2.html#MrugalskiK07