In all, the data is divided into five classes and later distributed as twenty-five class numbers. Table 2 shows the
division of classes. For example, class number ‘1’ implies Mondays with low energy consumption, whereas, class
number ‘18’ implies Thursdays with average energy consumption. The class division would enable better
understanding of the energy use sequence. These class numbers form the input variables for the next day energy
consumption predictions based on three previous days’ energy consumption data.