“…Summary of the automated requirements elicitation approaches for human-sourced data that is grouped by classification approach and clustering approach Classification with supervised learning has been performed in numerous studies[36,38,39,42,45,47,48, 50, 51, 53, 55, 56, 58-60, 64-71, 77, 79-82, 84, 85, 87, 91-93, 103, 104] to classify textual data into pre-defined labels that are relevant for performing requirements elicitation, including identification of relevant requirements sources and stakeholders as well as extraction of candidate features.…”