The phrase "a collective set" is correct and usable in written English.
It can be used to refer to a group of items or elements that are considered together as a whole.
Example: "The research team analyzed a collective set of data from various sources to draw their conclusions."
Alternatives: "a combined group" or "an aggregated collection".
Inclusive Minds – a collective set up by Beth Cox and Alexandra Strick that exists to campaign and speak up for all kinds of diversity – organised the conference to bring key book folk together, to help support real commitment and look at how things had changed in the eighteen months since the first event.
Cancer is a term used to define a collective set of rapidly evolving cells with immortalized replication, altered epimetabolomes and patterns of longevity.
Coordination refers to the integration of different parts of an organization or different organizations in supply chain to accomplish a collective set of tasks and to achieve mutual benefits.
The provoked attitudinal values and their persuasive functions are then analysed in detail, and considered in terms of their cumulative functions in the flow of discourse in each text and as a collective set of editorials.
Mihi is the president of the Au-delà des Mots [Beyond Words] group — a collective set up to help the victims' families.
Organizational culture represents a collective set of expectations, definitions, and memories that characterize how things happen in an organization.
In terms of feedback quantity, protocols that combine directive questioning with a collective setting are best.
The targeting issue has been investigated in a collective setting (see Blundell et al. 2005; and Cherchye et al. 2012) as well as in a non-cooperative setting.
We had a very good collective set of people who did believe they were being listened to.
With the donations, the collective set up a fellowship program, where aspiring young journalists are given a bedroom in the house for nine months, a stipend, and a general sense of community, as well as the skills to edit print and video.
A judgment aggregation rule, F, is a function that assigns to each profile (in some domain of admissible profiles) a collective judgment set J = F(J1, J2, …, Jn) ⊆ X, interpreted as the set of propositions accepted by the group as a whole.
