A text and image analysis workflow using citizen science data to extract relevant social media records: Combining red kite observations from Flickr, eBird and iNaturalist

Maximilian C. Hartmann, Moritz Schott, Alishiba Dsouza, Yannick Metz, Michele Volpi, Ross S. Purves

Abstract: Highlights•We leverage citizen science data to extract relevant records from social media.•Our workflow combines text and image analysis to maximise recall, while downsampling for manual verification.•Resulting dataset is richer in terms of user, spatial and temporal coverage, increasing the total number of records five-fold.