The Use of Stemming in the Arabic Text and Its Impact on the Accuracy of Classification

Table 6

Performance of the three classifiers with stemmer.

Classifiers	Number of features before stemmer	Number of features after stemmer	Accuracy (%)
DT	91756	46167	93.7811
KNN	91756	46167	26.368159
NB	91756	46167	35.074627