On the Use of Self-Organizing Map for Text Clustering in Engineering Change Process Analysis: A Case Study

Table 1

Class, label, and number of ECR texts.

Class	Label	Number of ECR texts
() Metal-Sheet	MS	12
() Carter	CR	8
() Antenna	AN	8
() Semi-Finished Round	SR	7
() Hydraulic Panel	HP	9
() Pneumatic System	PS	10