Time-Frequency Plots

logspec(S::SeisData, k::Union{Int64, String}[, nx=1024, ov=0.5, fmin=0.5*fs/nx, fmax=0.5*fs, fmt="auto"])

Spectrogram of trace number or channel ID k with logarithmic scaling of the y-axis (frequency).

Keywords

• nx window length
• ov overlap fraction between adjacent windows
• fmin lowest frequency to plot
• fmax highest frequency to plot