512×512 overlapping patches of Norway spruce (Picea abies) log bark with pixel-level segmentation masks for three classes. 681 image/mask pairs.
This is the training-ready subset of a larger dataset. The full collection (raw photos, processed full-resolution images, and patches at native, 1024, and 512 resolution) is archived on Zenodo: [DOI — to be added].
Classes
Masks are single-channel; each pixel holds the class index: