Introduction
In the era of Big Data, when companies try to handle tons of data in order to get valuable comprehensive profiles of their clients, clickstream data takes on an important role. Data providers seek to acquire detailed information on the online behaviour of the audience to be handed in for further analysis. Such information may include features like the list of products viewed on an e-commerce website, the order of websites visited before actually purchasing a product (so-called "path to purchase"), the preferred schedule to look for specific online services, and so on. However, URLs may contain other bits...