phi function

Phi coefficient

Computes the phi coefficients among columns of two matrices.

phi(a,b)

Arguments

• a: Vector or matrix of the same order of b
• b: Vector or matrix of the same order of a

Returns

• p: Matrix containing the phi coefficients

References

L.R Tucker (1951). A method for synthesis of factor analysis studies. Personnel Research Section Report No. 984. Department of the Army, Washington, DC.

Author(s)

Maria Antonietta Del Ferraro mariaantonietta.delferraro@yahoo.it

Henk A.L. Kiers h.a.l.kiers@rug.nl

Paolo Giordani paolo.giordani@uniroma1.it

Examples

X <- matrix(rnorm(6*3),ncol=3)
Y <- matrix(rnorm(6*3),ncol=3)
P <- phi(X,Y)