Lifeng Yang

Jun 20, 2024 | mdpi.com | Lifeng Yang |Xiaorui Song |Bin Bai |Zhuo Chen

1. IntroductionWithin the continuously advancing domain of hyperspectral image (HSI) technology, imaging spectrometers have undergone significant evolution and are currently capable of acquiring a multitude of spectral bands, in the order of hundreds, directly from the Earth’s surface [1,2,3,4]. This technological progression has allowed for HSIs that can describe the chemical constituents of terrestrial features with high precision.