Journey analytics captures customer feedback from everywhere, doing the hard work in bringing together the ways in which customers engage, what they are trying to accomplish and where there are areas of friction that need ironing out. Their journey can be seen clearly, and shared across the company so that changes can be made and ideas implemented with confidence.
Using analytics to enhance the customer journey is a process that can be taken in stages. Here is an introduction in five steps:
https://www.marketingtechnews.net/news/2018/feb/26/journey-analytics-show-customer-experience-through-different-lens/