The phrase "a complementary subset" is correct and usable in written English.
It can be used in contexts related to mathematics, set theory, or discussions about groups or categories that complete or enhance each other.
Example: "In the study of data sets, we often analyze a complementary subset to understand the overall trends."
Alternatives: "an additional subset" or "a supplementary subset".
A complementary subset of studies, however, calculates action potential amplitude relative to the spike threshold potential [31].
A complementary subset of 50 papillary and 17 chromophobe RCC was immunohistochemically analysed.
One possible outcome is that both copies undergo sub-functionalization, in which each copy retains a complementary subset of the functions of the ancestral gene (see e.g. [ 32]).
Briefly, one subset of the repetitions of a condition was used to localize the ROI (biased statistically as a part of the test), while a signal in the complementary subset of the repetitions (unbiased statistically) was used to evaluate the activation level.
Shortly after we completed the retrieval work for this project, the National Library of Medicine introduced a complementary medicine subset to its Medline database [ 18].
It is equally possible that a subset of pro-apoptotic proteins is specifically upregulated by IP6, whereas another complementary subset is upregulated by MG-132.
One of these, Dumbfounded (Duf, also called Kirre), marks the surface of FCs [4] and another, Sticks and stones (Sns) the complementary subset of FCMs [5].
Older persons (adults) predominated in the complementary subset of 8 urban populations.
An important prerequisite for the interconversion between complementary subsets is a transcriptional permissiveness of those genes whose transcription characterizes the respective differentiation state.
One round of cross-validation involves partitioning a sample of data into complementary subsets, performing the analysis on one subset (training set, 90% of the data), and validating the analysis on the other subset (testing set, 10% of the data).
Harris distinguished within the total set of grammatical sentences in a particular language (for example, English) two complementary subsets: kernel sentences (the set of kernel sentences being described as the kernel of the grammar) and nonkernel sentences.
