TY - JOUR A1 - O'Hara, R. A1 - Marwaha, R. A1 - Zimmerman, J. A1 - Saunders, M. A1 - Green, S. T1 - Automated extraction of map symbology from nineteenth century topographical maps by convolutional neural networks for understanding long-term changes in the extent and distribution of wetlands JO - Abstr. Int. Cartogr. Assoc. J1 - ICA-Abs VL - 5 SP - 36 EP - Y1 - 2022/09/14 PB - Copernicus Publications SN - 2570-2106 UR - https://ica-abs.copernicus.org/articles/5/36/2022/ L1 - https://ica-abs.copernicus.org/articles/5/36/2022/ica-abs-5-36-2022.pdf DO - 10.5194/ica-abs-5-36-2022 ER -