The phrase "are based on variations" is correct and usable in written English.
It can be used when discussing concepts, theories, or practices that derive from different forms or types of something.
Example: "The results of the study are based on variations in temperature and humidity levels."
Alternatives: "are derived from differences" or "are founded on discrepancies".
Most projections are based on variations of the supply/utilization-based approach.
Mr. Pasco, who works for a company called Ropeworks, said the rope safety system uses two levels of support that are based on variations of figure-eight knots.
The simulations are based on variations of the vortex size and strength with respect to a base case and in comparison with an unperturbed premixed flame kernel.
Statistical approaches are based on Variations of Markov model (VMM).
The Delaunay complex gives a geometric tool to accomplish this task, and most of the new simplicial complexes that have been introduced for the study of data are based on variations of the Delaunay complex.
Our activity scores are based on variations in levels of mRNA transcripts, and the specific effect of microRNAs on protein translation is not assessed by these scores.
Second-order statistics are based on variation, or distribution, of a measured value (e.g., the standard deviation).
It is unlikely that these differences are based on variation in patient populations; rather, it demonstrates some flexibility in deployment of human resources within the centralized intake process as all three providers have the skills required for MSK assessments.
Currently, the most potent filters for reducing the set of novel and potentially causal mutations in rare diseases are based on variation data from population scale sequencing efforts such as the 1000 genomes project (www.1000genomes.org).org
This menu is based on variations of dishes we've been serving at the restaurant this summer.
In anthropology and archaeology, typological systems may be based on variations of style or artifacts, paintings, buildings, burial customs, social systems, or ideologies.
