Giaquinto, P.

algorithm function majorization model majorizing function method analysis value majorizing iteration weight majorization algorithm 1 x 2 difference problem effect procrustes analysis iterative majorization algorithm number log likelihood comparison bi-additive solution iterative likelihood procruste matrix bi-additive models least-square parameter square ratio regression iterative majorization study 0 e 0 e dw e column section function g 1 simulation study least-squares problem quality inequality result element 1/2 point approach decomposition combination xi aj figure row i function values estimate component 1/2 r 2 b 1 1 y 2 data sets lwpca factor simulation lwproc speed paper bi-additive modelling procedure vector components analysis quality solutions table function f 1 heiser item response theory n k matrix value decomposition item j error