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obliclus (version 0.9)

analy.deriv: Gradient of an objective function at a rotation matrix on the set of rotation matrices.

Description

This function gives the gradient of an objective function at a rotation matrix T on the set of rotation matrices.

Usage

analy.deriv(A, T, cluster, info)

Arguments

A
The loading matrix for rotation.
T
The current value of rotation matrix.
cluster
which indicate a cluster where each variable is assigned.
info
The list including N.cluster the number of clusters, N.var and the value of an specific parameter to a rotation method, for example, the value of oblimin parameter for the method oblimin.

Value

The gradient matrix is returned.

See Also

obliclus