Figure 3From: Understanding the predictability of user demographics from cyber-physical-social behaviours in indoor retail spaces (a) The self-declared weekdays vs the log-based one, where the size of the circle denotes the probability of a log-based visit happened on a self-declared day; (b) The distribution of the log-based probability of using the Web for each self-declared frequency; (c) The self-declared searching frequency vs the log-based ones. Back to article page