https://au.mathworks.com/help/signal/ref/tfridge.html
tfridge - Time-frequency ridges - MATLAB
This MATLAB function extracts the maximum-energy time-frequency ridge from the time-frequency matrix, tfm, and the frequency vector, f, and outputs the...
timefrequencyridgesmatlab
https://fr.mathworks.com/matlabcentral/answers/393185-what-is-the-algorithm-used-by-tfridge
What is the algorithm used by tfridge? - MATLAB Answers - MATLAB Central
What is the algorithm used by tfridge?. Learn more about tfridge, ridge detection, surface
what is theused byalgorithmmatlabanswers