Weijie Wang

Detection of COVID-19-related Malicious Domain Names Based on Feature Fusion

2023

Since its outbreak, coronavirus disease (COVID-19) has significantly impacted people's lives worldwide, with a large number of COVID-19-related cyberattacks. Cybercriminals have created many malicious websites and spam emails named after COVID-19-related terms to engage in …

Analysis of the Mean Absolute Error (MAE) and the Root Mean Square Error (RMSE) in Assessing Rounding Model

2018 · IOP Conference Series Materials Science and Engineering

Most existing Collaborative Filtering (CF) algorithms predict a rating as the preference of an active user toward a given item, which is always a decimal fraction. Meanwhile, the actual ratings in most data sets are …