The phrase "an ultimate set of" is correct and usable in written English.
It can be used when referring to a comprehensive or definitive collection of items, ideas, or principles.
Example: "The researchers compiled an ultimate set of guidelines for best practices in the industry."
Alternatives: "a definitive collection of" or "a comprehensive set of".
The proposed control outcome calibration approach (COCA) is motivated by noting that the ultimate set of unobserved confounders in an analysis relating the exposure to the primary outcome entails the set of counterfactuals for the outcome of interest under all possible treatment values.
What more fitting climax could the season have than to put the premier pitcher in each league on the mound in the sport's ultimate set of games.
Tweetminster holds the ultimate set of links to tweeting MPs and also provides useful snapshots of what's arousing interest in the political world.
TRON Headphones, iPod® Dock from Monster: DCP and Monster, a leading manufacturer of high-performance headphones and A/V accessories, have collaborated to bring the ultimate set of headphones designed for the TRON fan, music enthusiasts and serious gamers.
An "Ultimate Edition" set of two DVDs was released on 11 January 2005.
As the LO-HI method is, in principle, feasible for other PC materials, the ultimate SET performance of PCM is anticipated when all these methodologies are appropriately optimized altogether for a given PC material system.
In a town that values good backdrops, this place is the ultimate set for A-listers: 4,000 square feet of highly civilized salons topped by a large rooftop terrace with sweeping vistas over the city and mountains, not to mention a God's-eye view directly down on the Visa-card Valhalla that is Rodeo Drive.
And words like consummate and ultimate set the tone of overkill.
The ultimate set is when that 30% consists of unreleased, unknown gems from very unknown producers which typically come via the traditional DJ route of friends of friends, affiliations, or email pools.
The ultimate interface would bring the ultimate new set of vulnerabilities.
