How to detect curved lines

how will you find peaks for curve line and also give coding for line coding for connecting that curve peaks. Please help me

[Image Analyst]

Exactly what does "connecting that curve peaks" mean? Do you want a line drawn from the top of one peak to the top of the next peak? Are these 1-D peaks, or a wavy curve in 2D with "peaks" pointing in all directions, like a star or asterisk?

Answer 1

[Azzi Abdelmalek]

If you have a Signal Processing Toolbox you can use findpeaks

Answer 2

[Image Analyst]

Another option is http://www.mathworks.com/matlabcentral/fileexchange/25500-peakfinder