The phrase "not yet quantified" is correct and can be used in written English.
It is typically used to refer to something that has not been fully measured or specified. Example: "The true impact of the new policy on the economy is not yet quantified, but experts predict it will be significant."
G.E. has not yet quantified the effect its move onto the Web has had on its bottom line.
Carrefour has not yet quantified the cost of the restructuring effort, but these could be substantial.
The value of Cameron's pledge was not yet quantified, but the coalition's existing pledge to maintain NHS spending in real terms means that the English health service will have received £12.7bn more in cash terms over the current parliament, meaning a similar sum is likely to apply in the next five years.
The influence of these parameters is not yet quantified.
The extent of this ambiguity problem is unknown and not yet quantified.
We found a reaction using the recombinant spruce enzyme as well, which is not yet quantified due to our limited resources.
And McGeough suggests the situation could be even worse, because demand has not yet been quantified.
A study of the course's long-term efficacy was begun recently by the university's psychology department, so its success could not yet be quantified scientifically, she said.
"As a result of, among other things, WorldCom's chronic and pervasive failures to follow GAAP standards, and to mandate and institute appropriate internal controls, the exact amount and extent of WorldCom's overstatement of its income has not yet been quantified," the S.E.C. complaint says.
They said: "The full impact of the rise in popularity of energy drinks has not yet been quantified, but the aggressive marketing of energy drinks targeted at young people, combined with limited and varied regulation have created an environment where energy drinks could pose a significant threat to public health".
The magnitude of hardness enhancement by the interface has not yet been quantified for real systems.
