There are 2 repositories under band-selection topic.
Hyperspectral CNN compression and band selection
Hyperspectral Band Selection using Self-Representation Learning with Sparse 1D-Operational Autoencoder (SRL-SOA)
Independent component analysis for dimensionality reduction of hyperspectral images
Neural network visualization tool after an optional model compression with parameter pruning: (integrated) gradients, guided/visual backpropagation, activation maps for the cao model on the IndianPines dataset