PlotHeatmap

Name	Type	Attributes	Default	Description
`Plotly`	*			plotly.js global object import (see https://plotly.com/javascript/)
`divId`	string			HTML div container id
`plotType`	string	<optional>	'chroma'	type of plot to configure the y-axis
`plotLayout`	*	<optional>	LayoutSpectrogramPlot

makeLinearSpace( start, stop, num ) → {Array}

Returns evenly spaced samples, calculated over the interval [start, stop].

Name	Type	Description
`start`	*	The starting value of the sequence.
`stop`	*	The end value of the sequence
`num`	*	Number of samples to generate. Must be non-negative.

create( featureArray, plotTitle, audioFrameSize, audioSampleRate [, hopSize [, colorscale ] ] )

Create Plotly.js heatmap plot with given input array and type

Name	Type	Attributes	Default	Description
`featureArray`	Array			2D feature array where 'x' axis denotes temporal evolution of features
`plotTitle`	string			title of the plot
`audioFrameSize`	*			length of input audio data in samples
`audioSampleRate`	*			sample rate of input audio
`hopSize`	*	<optional>	0	hopSize used for the feture extraction if applies.
`colorscale`	string	<optional>	'Jet'

new PlotHeatmap( Plotly, divId [, plotType [, plotLayout ] ] )