The phrase "a model that actually" is correct and usable in written English.
It can be used when emphasizing the effectiveness or reality of a model in a specific context.
Example: "We need to develop a model that actually predicts weather patterns accurately."
Alternatives: "a model that genuinely" or "a model that truly".
To get at the idea, suppose one has an intended Tarski model M of the actual world, a model that actually contains entities in the world and assigns extensions to predicates that reflect the actual meanings of the adjectives and verb phrases those predicates formalize.
Mainly by using a model that actually drives viewers to Friday nights: the telenovela.
None of us has a model that actually captures the real world, because no complex reality can be represented analytically and a model is an analytical way of representing reality.
The result is a model that actually does not generalize well to new situations, because past data is based on a sampling and doesn't necessarily reflect the greater trend, or "rules," underlying the system.
It's a skin model that actually does better than tests on mouse skin at predicting what materials might be corrosive and irritating to human skin.
Here's my concern: Rather than solve the root cause of why children don't have shoes, Toms has created a business model that actually needs poor children without shoes in order to sell its shoes.
Rather than simply relying on rules of thumb, space weather forecasters have begun running a computer model that actually simulates the development of conditions between the sun and Earth.
Individualized "success plans" have a significant and untapped potential to bolster student outcomes — wrapping students in the kinds of supports that will address their particular strengths and challenges, and rejecting a one-size-fits-all model that actually doesn't fit most.
While its technical underpinnings are what Rhinobird is boasting about today, in the end, it could be the company's business model that actually sets it apart.
A model that's not actually true to begin with.
It will also look for potential issues with the model, so users don't waste a lot of time and material trying to print a model that doesn't actually work.
