To add a new Spectrogram Smoothing Kernel module to PAMGUARD, select the File>Add Modules>Sound Processing>Spectrogram smoothing kernel menu command.
If there is not already a FFT (Spectrogram)) Engine present in the PAMGUARD model, you will be prompted to create one.
To configure the smoothing Kernel, go to the Detection>Kernel Smoothing Settings ... menu command.
From the drop down list, select the data source and select the channels you wish to include in the output data of the smoothing process.