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Questions tagged [spectrogram-annotation]

Questions on annotating spectrograms

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3 votes
1 answer
66 views

How do I produce a wav. file every time I manually select a signal using spectrogram annotation?

I am trying to extract wav. files every time I manually select a signal using the Spectrogram Annotation Module in PAMGuard . The only way I have found to do this automatically is by using the clip ...
Charlie Hamblin's user avatar
5 votes
2 answers
102 views

Suggested method for creating figure from spectrogram?

How do folks suggest creating a publication ready spectrogram? I'm looking to show just ~5secs and 1000Hz. Thanks in advance!
ducks's user avatar
  • 51
13 votes
5 answers
722 views

How can I pair a scrolling spectrogram with high resolution video?

I’m looking for a way to review very high resolution video alongside a scrolling spectrogram of the associated audio track. Some DAWs that have spectrograms (Adobe Audition,Reaper) allow for ...
Marc D's user avatar
  • 131
15 votes
1 answer
131 views

Annotate acoustic and visual events of a multimodal signal

Many species communicate using multimodal signals, and I study a bird species that emits a specific vocalization type associated with a typical body posture. Is there any software or package in R that ...
Mathieu Mahamoud Issa's user avatar
11 votes
1 answer
64 views

Loose ID on soundscape recordings from Borneo

I'm doing some outreach and wanted to show some examples of what species can be ID'd from audio recordings. I've ID'd the Gibbon and a Bearded Pig (blue and red boxes ,respectively) + am getting some ...
Becky Heath's user avatar
12 votes
2 answers
97 views

What criteria should be used to decide whether an automated detection overlaps with a reference annotation?

For those who use automated detection and routinely need to evaluate detector performance, what constitutes an overlap between an automated detection and a reference annotation? Most of my ...
Cathleen B's user avatar
  • 1,024
13 votes
5 answers
100 views

Are there conventions for describing the visual representation of sounds on a spectrogram (i.e. names for shape patterns)?

I have a growing set of bioacoustic recordings with accompanying spectrograms from marine animals in an online repository. Currently, the recordings can be searched based on the sound 'name' as ...
Sarah Vela's user avatar
17 votes
6 answers
97 views

Manual measurements of calls from spectrograms. Should I be concerned with accuracy?

I've been struggling to measure the duration of my field-recorded bat calls well (with decent amounts of reverberation). Manual measurements are common in my study field using spectrograms. Using a ...
Thejasvi's user avatar
  • 4,070
6 votes
1 answer
71 views

How do you save manual annotations using the Spectrogram Annotation Module in PAMGuard?

I am trying to use the Spectrogram Annotation Module in PAMGuard (initially had this issue in v2.01.05 but was able to recreate in v2.02.01) to manually mark some harmonics that were incorrectly ...
selene's user avatar
  • 3,525
5 votes
2 answers
153 views

How to extract the timing and received level of spectrogram annotations manually marked in PAMguard?

I am using the Whistle and Moan Detector (WMD) in PAMGuard to count whistles in recordings of common dolphins to quantify the whistle activity in response to simulated sonar sounds. The whistle ...
selene's user avatar
  • 3,525