Lfun.G.upd {cds}

Calculate Loss for G Update

Description

Loss function used for updating G. This is not equivalent to the original loss function, as only a part of the total loss depends on G.

Usage

Lfun.G.upd(G, a.cur, bwts2, Fr.bk, n, m, q, K)

Arguments

G

The current value for G.

a.cur

The current value for a.

bwts2

The current value of the squared b weights.

Fr.bk

Current product between Fr.cent and bk.

n

Number of respondents.

m

Number of items.

q

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

K

Number of response style groups.