00:10:13 Olivier Leroy: https://missing.csail.mit.edu/2020/version-control/
00:15:07 Olivier Leroy: roger bivand lectures : https://www.youtube.com/watch?v=KkIbg50Pa0I&list=PLXUoTpMa_9s10NVk4dBQljNOaOXAOhcE0
00:50:34 Olivier Leroy: https://www.rdocumentation.org/packages/raster/versions/3.5-15/topics/aggregate
00:50:42 Olivier Leroy: > fact
postive integer. Aggregation factor expressed as number of cells in each direction (horizontally and vertically). Or two integers (horizontal and vertical aggregation factor) or three integers (when also aggregating over layers). See Details