The phrase "an improved rating" is correct and usable in written English.
It can be used when discussing a better evaluation or score in various contexts, such as performance reviews, product assessments, or service ratings.
Example: "After implementing the new strategies, we received an improved rating from our customers."
Alternatives: "a better rating" or "an enhanced rating".
Nevertheless, an improved rating is likely, eventually, and will thus boost the worth of the stake that the car giant still retains.
The Audit Commission, a government agency that gives gold stars to deserving councils, rewarded the new regime with an improved rating (the commission reckoned the previous Labour council was weak).
In addition to corresponding to an improved rating on the Economist Intelligence Unit's democracy index, this increasing space for expression coincided with an information explosion: burgeoning internet access in Kenya, increase in community radio stations and an increase in television viewers.
This study also compares the merits and drawbacks of the classical rating curve (C = aQb) with those of an improved rating curve approach (IRCA: C = aQb + a1δS) in which the correction term is an indicator of the variations in sediment storage, thus relating it to flow dynamics.
Doncaster Council's children's services have won an improved rating from Ofsted, two years after its failures led to government intervention.
Conversely, exercise and shift work showed about a two-fold improvement in the rating of health, white meat consumption during a week and working in a surgical department showed an increase in the rating of health about one and a half times, and increase in the average hours of sleep showed an improved rating of health 27% for every one-hour increase in sleep.
This division results in an improved rate of error convergence in the back propagation of the neural network along with an improved parameter approximation during the network learning process.
The results showed that the CuO coated Li[Ni0.5Co0.2Mn0.3]O2 cathode exhibited an improved rate capability at room and elevated temperature at high rates.
Substrates under appropriate surface defects or abrasion result into an improved rate of nucleation of tiny grains, hence, their increased rate of growth.
An artificial neural network (ANN) model with Bayesian regularization is used as the underlying approximation scheme while an improved rate of convergence is achieved using a memetic algorithm.
