Fig. 3
From: Histological Hyperspectral Glioblastoma Dataset (HistologyHSI-GB)

Capture process to obtain focused HS cubes. (a) Example of a histology slide with tumour and non-tumour annotations. The yellow square identifies a ROI where the HS image was captured. (b) Synthetic RGB image where the Yλ frame employed to focus the sample is marked in yellow. Examples of (c) focused and (d) unfocused Yλ frames.