compute_price_relatives_whitener: Get whitener for each time step

Description Usage Arguments Details Value

View source: R/momentum_prediction.R

Description

Returns a list of matrices. For i >= 3, the ith values and vectors are the negative square root of the covariance matrix where we treat the first i-1 rows as observations and the columns as variables.

Usage

1
compute_price_relatives_whitener(price_relative_matrix)

Arguments

price_relative_matrix

A matrix of price relatives with at least three rows.

Details

For i=1,2 it's the identity matrix.

Value

A list of whitening matrices, see description for details


benSepanski/pfselect documentation built on May 1, 2020, 1:57 p.m.