"more robust representation" is a correct and usable phrase in written English.
You can use it when referring to something that has been made stronger, more capable, or more reliable than before. For example, "The new algorithm provides a more robust representation of user data than the previous version."
The statistical learning-based simplified models are found to provide a more robust representation of the reference CDF, particularly with respect to outliers.
The collected data created a clearer and more robust representation of K1 + 16362 cluster despite being defined exclusively by an unstable mutation on the rapidly mutating mtDNA control region.
The original 14-member panel had a single student and a single teacher, in violation of a city law calling for more robust representation, the parents said in their lawsuit.
By the end of the day it seemed there was a polite hint that this unexpected idea might possibly be something that could maybe be considered, maybe… None of us left the meeting thinking it was likely the Tower would include a more robust representation of the legacy of Empire anytime soon, let alone attempt to reconcile what had been done in the name of the Crown.
To construct a more robust representation of each cepstral feature distribution, a feature warping method was proposed [4,33].
This corresponds to a process of encoding into short-term memory, giving a more robust representation that can persist long enough to allow comparison between deviant and standard nonwords.
We tested whether the creation of richer identity representations via training on visual and social information, and the use of an adaptation design, would reveal more robust representations of these identities in ventral temporal cortex.
This method limits the impact of outliers and provides more robust representations.
The goal is to have a more robust geometrical representation for mortar spaces, which allows gluing non-conforming interfaces on realistic geometries.
More recently, a Local Directional Pattern LDPP) method was introduced for a more robust facial representation [19].
A more robust athlete representation would be one a major step in ensuring athletes' voice would be heard.
