# Bird acoustic activity detection based on morphological filtering of the spectrogram

> Research article (Applied Acoustics, 2015) · cited 72× · AI/ML

**Wikidata**: [openalex:W349459512](https://www.wikidata.org/wiki/openalex:W349459512)  
**Source**: https://4ort.xyz/entity/bird-acoustic-activity-detection-based-on-morphological-filtering-of-the-spectrogram