Lfun {cds}

Calculate Constrained Dual Scaling Loss

Description

Calculate the loss function for constrained dual scaling.

Usage

Lfun(a.cur, bkmat, G, Fr.cent, n, m, q, const, K)

Arguments

a.cur

The current value for a.

bkmat

Current value of bkmat.

G

Current value G.

Fr.cent

Current value of the centred Fr.

n

Number of respondents.

m

Number of items.

q

Number for rating scale categories so that the rating scale is 1:q.

const

Constant part of the loss function

K

Number of response style groups.