Skip to main content

Advertisement

Table 2 Precision, recall, and F1 values for different combinations of methods (IG + TF-IDF, MI + TF-IDF, and CDF + TF-IDF) in the different categories

From: Design and analysis of a general vector space model for data classification in Internet of Things

 IG + TF-IDFMI + TF-IDFCDF + TF-IDF
Precision (%)Recall (%)F1 value (%)Precision (%)Recall (%)F1 value (%)Precision (%)Recall (%)F1 value (%)
Art70.5673.6972.0976.3479.0177.6587.2888.0187.64
History72.8076.8774.7871.2880.4675.5988.2387.2787.75
Aviation71.1974.2072.6675.7976.3976.0989.7490.2289.98
Computer86.6581.3283.9091.8289.2290.5096.6395.2995.96
Environment62.3153.6857.6768.6772.4370.5083.9185.8284.85
Agriculture71.2269.0670.1279.9077.7578.8189.2187.8788.53
Economy64.9673.4968.9670.3279.0274.4282.9084.9483.91
Politics77.5879.3878.4782.1379.8480.9788.0789.7188.88
Sports89.1382.1785.5192.2189.8391.0097.4696.6397.04