Lfun.G.upd: Calculate Loss for G Update

In cds: Constrained Dual Scaling for Detecting Response Styles

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.

cds documentation built on April 16, 2025, 1:10 a.m.