Is your feature request related to a problem? Please describe.
On TI plot generated by TI.by_speed is not clear density of data points and where are mostly concentrated. See example below.
Describe the solution you'd like
An enhancement should be made to plot to better visualise the density of points e.g. changing the dots to circles or having a color density...

Is your feature request related to a problem? Please describe.
On TI plot generated by
TI.by_speedis not clear density of data points and where are mostly concentrated. See example below.Describe the solution you'd like
An enhancement should be made to plot to better visualise the density of points e.g. changing the dots to circles or having a color density...