An illustration of the Faster R-CNN architecture, with ResNet for image feature extraction, RPN for generating object proposals and RoI Pooling for creating fixed-size feature maps for each proposal.

 
  Part of: Younis S, Schmidt M, Weiland C, Dressler S, Seeger B, Hickler T (2020) Detection and annotation of plant organs from digitised herbarium scans using deep learning. Biodiversity Data Journal 8: e57090. https://doi.org/10.3897/BDJ.8.e57090