Due to a serious case of plagiarism this paper has been retracted.

The article "Detection of Road Traffic Crashes based on Collision Estimation" authored by Mohamed Essam, Nagia M. Ghanem and Mohamed A. Ismail, Alexandria University, Egypt DOI: 10.5121/csit.2022.121213 has been retracted due to a severe case of plagiarism. Several graphs, figures, tables and text in this article are clearly taken directly from their previously published article in the following URL https://ieeexplore.ieee.org/document/9698968