Using a One-Dimensional Convolutional Neural Network on Visible and Near-Infrared Spectroscopy to Improve Soil Phosphorus Prediction in Madagascar. - Kensuke Kawamura; Tomohiro Nishigaki; Andry Andriamananjara; Hobimiarantsoa Rakotonindrina; Yasuhiro Tsujimoto; Naoki Moritsuka; Michel Rabenarivo; Tantely Razafimbelo (Remote. Sens., 2021)