Figure 4
From: A Parallel Adaboost-Backpropagation Neural Network for Massive Image Dataset Classification

(a) The accuracy decline curve of different approaches with 5 images in each category. (b) The accuracy decline curve of different approaches with 10 images in each category. (c) The accuracy decline curve of different approaches with 20 images in each category. (d) The accuracy decline curve of different approaches with 50 images in each category. (e) The accuracy decline curve of different approaches with 100 images in each category. (f) The accuracy decline curve of different approaches with 200 images in each category.