The phrase "achieved at most" is correct and usable in written English.
It can be used to indicate a maximum limit or extent of achievement in a particular context.
Example: "The project was successful, but the results achieved at most met our initial expectations."
Alternatives: "at best" or "no more than".
By virtue of scalable video coding and FEC for the recovery of lost packets, the proposed method achieved at most a 5 dB gain in PSNR.
High sampling saturation was achieved at most study habitats with minimal sampling effort, suggesting that the utilization of molluscs as bioindicators can expedite freshwater conservation initiatives.
By contrast, the Toomey plan would have left most of the needed deficit reduction for the future (it would have achieved, at most, $1.5 trillion in deficit reduction) and secured a scant $300 billion from revenues.
Those patients were in BC prior to transplantation and had achieved at most MMR after HCT.
This effect was higher than that observed in RA fraction (p < 0.001), which achieved at most about 75% of scavenging ability of hydroxyl radicals.
In addition, by employing local physiotherapists, we have demonstrated that effect can be achieved at most nursing homes with access to basic gym equipment and physiotherapy recourses.
By the end of the year, most of my peers resigned programming to nothing more than redundant lines of logic capable of achieving at most elementary data operations.
Security In terms of security, homomorphic encryption schemes achieve at most IND-CCA1, which means that the scheme is not secure against an attacker with arbitrary access to a decryption oracle [30].
This strategy is not a panacea, however: One can achieve, at most, a couple of percentage points of devaluation, since large changes in social contributions and the VAT would not be feasible.
These results compete with composite approach of [15] and are far superior to the curvelet technique in [16], which can achieve at most NCORR 0.52 for the AWGN attack.
The GEV system can achieve at most a 10-fold increase in protein expression from a single inducible allele [ 11].
