The phrase "assumed separately" is correct and usable in written English.
It can be used in contexts where you want to indicate that certain elements or factors are considered or taken into account individually rather than collectively.
Example: "In this analysis, the variables were assumed separately to understand their individual impacts on the outcome."
Alternatives: "considered independently" or "evaluated individually".
Firstly, it is assumed to separately consider the power allocation and the CP optimization, namely, the optimal power allocation is computed for each CP value.
Assuming a separately fitted log-logistic distribution, the mean overall survival over 15 years was estimated at 22.8 months for aflibercept+FOLFIRI and at 18.1 months for placebo+FOLFIRI leading to 4.7 months difference (95% CI: 2.1; 6.1).
To understand the cause of these changes, precipitation and PET are also separately assumed to be stationary throughout the four future sub-periods and the resulting aridity changes are then analyzed.
All complications were assumed to occur separately, but this does not exclude the possibility that, in some individuals, multiple complications may occur.
Researchers in the past have mostly modelled and analysed individual fault separately and assumed a simplified rotor model and support conditions.
In The Netherlands, folate added to food was multiplied by 1·7 and in supplements by 2 because these were assumed to be taken separately from meals.
It is quite common also that a certain extant outgroup species r' is assumed to have evolved separately from the rest of the species in question.
To obtain the FRR attributable to BRCA1 or BRCA2 mutations separately, we assumed a reduced genetic model where only the relevant mutation conferred increased breast cancer risks and no other genetic effects were assumed in the model.
We added one S. cheesmaniae and one S. galapagense (formerly L. cheesmanii f. minor) which are part of red-fruited tomatoes but not included in the studied sample for domestication, because they are assumed to have evolved separately and to be endemic in the Galapagos Islands.
