Not able to use function "MultiObjectTrackerKLT"

I am using MATLAB 2017a version and trying to use the function "MultiObjectTrackerKLT". But whenever i run the code, it shows the error message i.e "Error in Untitled3 (line 13) tracker = MultiObjectTrackerKLT;". What should i do??

Answer 1

[Walter Roberson]

It is not part of MATLAB https://www.mathworks.com/matlabcentral/fileexchange/47105-detect-and-track-multiple-faces