Datasets

In order to identify the individual tree trunks, we have first produced a canopy covering material. It was obtained using the NDVI raster (from regional false color orthophoto 2013) and building polygons. Objects with...

This data contains anonymized answers to the user satisfaction survey of the city of Helsinki's winter and summer maintenance starting from the winter of 2022-2023. The data was collected by using the Maptionnaire...

In the dataset, the land area is classified into impermeable surfaces such as streets and buildings, vegetation of different heights, open rock, and bare ground. It is used for example in stormwater management,...