Top new questions this week:
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Related to my recent post, I am working on finding a way to 1) diagnose the presence of two kinds of specific bird sounds throughout my hundreds of hours of audio data, and perhaps to 2) analyze the …
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I am wondering if anyone has had success using the package ohun for energy-based detection and successful evaluation of their detection routines. I have used the …
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Greatest hits from previous weeks:
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Last week I was at a conference in Berlin entitled “Effects of Noise on Aquatic Life”. I was wondering, what other conferences are relevant to the bioacoustics community. I have listed a few …
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When reading the methods sections of bioacoustics papers, I often see a window length and % overlap reported in the description of how the spectral analysis was done. What is the purpose of this? …
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In computer vision it seems that image normalization is very important to keep the gradients “in check” (detailed description here). However, I was wondering if it was also the case in audio …
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Most published studies in wireless passive acoustic monitoring (PAM) report an audio acquisition duration that is relatively short, from a few hours to a few months. That’s what one would get by …
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In an attempt to spare storage, I’m interested in reducing the size of continuous recordings of soundscapes. Are there some Autonomous Recording Units that are able to do this on-board? More …
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I’d like to synthesise a series of bat social-call like sounds (that look ‘wavy’ on the spectrogram, (see schematic below). I’m looking to test my acoustic analyses with synthetic audio , and being …
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This answer by Dan Stowell states: Every time I’ve seen this studied, the MP3 compression makes little-to-no impact on the subsequent analysis. However, the papers I’ve read are mostly about …
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