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Table 2 Error matrix (confusion matrix) for the 2014 classification map

From: Land use/land cover changes and their environmental implications in the Gelana sub-watershed of Northern highlands of Ethiopia

Classified data Reference data
BL CL FL GL SL UA WL Row total User’s accuracy
BL 52 3 2 1 0 1 0 59 88.1
CL 6 97 4 3 5 3 3 121 80.2
FL 0 1 65 2 9 0 0 77 84.4
GL 2 5 2 56 3 0 1 69 81.2
SL 0 9 3 4 75 0 0 91 82.4
UA 0 4 0 0 0 52 0 56 92.9
WL 0 1 0 0 0   46 47 97.9
Column total 60 120 76 66 92 56 50 520  
Producer’s accuracy 86.7 80.8 85.5 84.8 81.5 92.9 92.0   
  1. Over all accuracy = 85.19%, kappa coefficient = 0.82
  2. BL Bare land, CL cultivated and rural settlement land, FL forest land, GL grass land, SL shrub land, UA urban built up area, WL wet land