TY - RPRT TI - Normalization procedures and factorial representations for classification of correlation-aligned images: a comparative study. AU - M Unser AU - B L Trus AU - A C Steven DO - 10.1016/0304-3991(89)90058-2 UR - https://pubmed.ncbi.nlm.nih.gov/2800043/ ID - 2800043 ER -