"To create a baseline" means to establish a starting point or a reference point. It involves setting a standard or a measure against which future changes or comparisons can be made. Full definition
The argument is that community schools help create the baseline conditions for academic achievement by ensuring that students are well - fed, healthy, safe, and that parents are involved. (politico.com)
It is very important to identify your dog's stage in life to create a baseline what kind of dog food you are going to feed him. (puphow.com)
While scientists have recently created a baseline on ocean acidification, monitoring systems for impacts on reefs is inadequate. (climatecentral.org)