Posts by Cameron Dunn
Error Opening Sound File
DESCRIPTION Raven users sometimes report that they cannot open their sound files in Raven. The solution depends on the observed symptom. The solutions suggested below are valid for Windows, MacOS, and Linux except where noted. SOLUTION #1 If you don’t have Raven Pro 1.6.1 or Raven Lite 2.0.1 go to the Raven Pro Downloads or…
Read MoreDigital Representation of Sound
A brief explanation of how sound is represented digitally. An understanding of the basic principles introduced here will be helpful in using Raven.
Read MoreA Biologist’s Introduction to Spectrum Analysis
Conceptual background for making and interpreting spectrogram and spectrogram slice views with Raven. It introduces the short-time Fourier transform (STFT), the mathematical technique used by Raven for making spectrograms.
Read MoreDetector Theory
Theoretical concerns involving the use of detectors including statistical tradeoffs associated with detection. This information may be helpful in configuring the optimal settings for a detector.
Read MoreSpectrogram Parameters
How to set spectrogram parameters in Raven
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