Why does this error occur? Error using cwt>parseinputs (line 510) Invalid number of scalar input arguments. Error in cwt (line 297) fbcell = parseinputs(Norig,TTable,varar
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function [f_low, f_high, dominant_freq] = autoIdentifyBandwidth(time, dispDataDetrend, sampFreq)
min_scale = 2;
max_scale = min(100, floor(length(dispDataDetrend)/2));
num_scales = 500;
scales = logspace(log10(min_scale), log10(max_scale), num_scales);
[cwt_coeffs, f] = cwt(dispDataDetrend, scales, ...
'Wavelet', 'bump', ...
'SamplingFrequency', sampFreq);
...
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Answers (1)
Chuguang Pan
on 21 Aug 2025 at 7:31
Edited: Chuguang Pan
on 21 Aug 2025 at 7:32
You do not need to pass scales argument explicitly. The scales argument is excluded of cwt function's signature. The minimum and maximum scales are determined automatically based on the energy spread of the wavelet in frequency and time as illustrated in the documentation of cwt.
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