@inproceedings{AndKaaJaa2008, author = {A. Andriayashin and A. Kaarna and T. J\"a\"askel\"ainen and J. Parkkinen}, title = {NTF vs. PCA features for Searching in a Spectral Image Database}, booktitle = {4th Europen Conference on Colour in Graphics, Imaging, and Vision, CGIV2008}, address = {Terrassa-Barcelona, Spain, June 9-13, 2008}, pages = {499-504}, year = {2008}, researchgroup = {mvpr}, }