Case Study: Impact of the CS Approach on Travel Time EstimationThis case study evaluates the impact of the proposed CS approach on travel time estimation for a freeway segment through a trafc simulation model. Travel time estimation aims to provide the travel time from one point to another in a link for a certain time interval (Mori et al. 2015; Li et al. 2018). Accurate and reliable travel time estimation plays a critical role in active trafc management (Lin et al. 2014, 2016