gammasUncon2Gamma

This function builds a transition probability matrix from un-constrained
non-diagonal elements <code>gammasUncon</code>.

internal

Fitting (hierarchical) hidden Markov models to financial data
via maximum likelihood estimation. See Oelschläger, L. and Adam, T.
"Detecting bearish and bullish markets in financial time series using
hierarchical hidden Markov models" (2021, Statistical Modelling)
<doi:10.1177/1471082X211034048> for a reference.

Lennart Oelschläger

fHMM

Fitting Hidden Markov Models to Financial Data

Timo Adam

Rouven Michels

gammasUncon2Gamma function

<dl><dt>gammasUncon</dt>
<dd>A vector of un-constrained non-diagonal elements of a transition probability
matrix.</dd>
<dt>dim</dt>
<dd>The dimension of the transition probability matrix.</dd></dl>

Arguments

This function builds a transition probability matrix from un-constrained
non-diagonal elements gammasUncon. — gammasUncon2Gamma

<dl>

<dt>gammasUncon</dt>
<dd>A vector of un-constrained non-diagonal elements of a transition probability
matrix.</dd>


<dt>dim</dt>
<dd>The dimension of the transition probability matrix.</dd>

</dl>

gammasUncon2Gamma: This function builds a transition probability matrix from un-constrained non-diagonal elements `gammasUncon`.

Description

Usage

Value

Arguments