1. An introduction to kernel and nearest-neighbour nonparametric regression;Altman;American Statistician,1992
2. Nearest neighbor pattern classification;Cover;IEEE Transactions on Information Theory,1967
3. The importance of measurement error for certain procedures in remote sensing at optical wavelengths;Curran;Photogrammetric Engineering and Remote Sensing,1986
4. Practical use of the multi-source forest inventory system under central european conditions;Eisele,1997
5. Finnish statistical yearbook of forestry,1999