Context: Cross-version defect prediction (CVDP) is a practical scenario in which defect
prediction models are derived from defect data of historical versions to predict potential …

Inter-release defect prediction (IRDP) is a practical scenario that employs the datasets of the
previous release to build a prediction model and predicts defects for the current release …

Concept drift (CD) refers to data distributions that may vary after a minimum stable period.
CD negatively influences models' performance of software defect prediction (SDP) trained …

Cross-version defect prediction (CVDP) has attracted more attention of researchers in recent
years. For an evolutionary project, multiple versions will be produced during the process of …

Cross‐version defect prediction (CVDP) for evolutionary projects has attracted much
attention from researchers in recent years. For multiple versions of an object‐oriented …

Software systems have grown in size and complexity. These characteristics increase the
difficulty of preventing software errors. As a result, forecasting the frequency of software …

In defect prediction community, many defect prediction models have been proposed and
indeed more new models are continuously being developed. However, there is no …

Abstract Model instability refers to where a machine learning model trained on historical
data becomes less reliable over time due to Concept Drift (CD). CD refers to the …