... B0= B and Y0= Y the design and response data matrices, respec-tively. Define t 1 = B0w 1 and u 1 = Y0c 1 as the first MAPLSS components, wherethe weighting unit vectors w 1 and c 1 are ... La Revue de Modulad, 31, 1 31. D’ AMBRA, L. and LAURO, N. (19 89): Non symetrical analysis of three-way contingencytables. Multiway Data Analysis, 3 01 315 .ESCOFIER, B. (19 83): Généralisation ... Bilbao. Spain.LAURO, N. and D’ AMBRA, L. (19 84) : L’ Analyse non symétrique des correspondances. Data Analysis and Informatics, III, 43 3 44 6.MÉOT, A. and LECLERC, B. (19 97): Voisinages a priori...