check_date

This function checks if the input <code>date</code> has the format
<code>"YYYY-MM-DD"</code>.

internal

utils

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

check_date function

<dl><dt>date</dt>
<dd>A <code>character</code>, specifying a date in format <code>"YYYY-MM-DD"</code>.</dd></dl>

Arguments

Check date format — check_date

<dl>

<dt>date</dt>
<dd>A <code>character</code>, specifying a date in format <code>"YYYY-MM-DD"</code>.</dd>

</dl>

check_date: Check date format

Description

Usage

Value

Arguments

Examples