In IC-Flash lightning itself there is a special type which is generally called Narrow Bipolar Pulses (NBP) or Narrow Bipolar Events (NBE). These lightning flashes also often initiate CG flash lightning flashes. NBE consists of two types, namely positive polarity (PNBE) and negative polarity (NNBE). Based on previous research, there were 12908 lightning recording data, but only 2545 data could b…