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Title: Scale-dependent errors in the estimation of land-cover proportions. Implications for global land-cover datasets

Journal Article · · Photogrammetric Engineering and Remote Sensing
OSTI ID:53456
;  [1]
  1. Boston Univ., Boston, MA (United States)

Aggregation of fine-resolution land-cover maps to coarser scales indicates that estimates of the proportions of land-cover types vary as a function of spatial resolution. The magnitude of these proportional errors in a forested area in northern California increase significantly as resolution exceeds a 90-m threshold. These errors could pose difficulties for the use of land-cover products generated from coarse-resolution sensors such as the NOAA-AVHRR and the MODIS sensor planned for the EOS program. The magnitude of the errors appears to be a function of the spatial resolution of the map, the original size of the land-cover classes, and the spatial patterns of the classes.

OSTI ID:
53456
Journal Information:
Photogrammetric Engineering and Remote Sensing, Vol. 60, Issue 5; Other Information: PBD: May 1994
Country of Publication:
United States
Language:
English