"a preliminary requirement" is correct and can be used in written English.
You can use it to refer to something that needs to be done as part of a larger process, such as: "Completion of a course in Mathematics is a preliminary requirement for admission into the Physics program."
Modeling the propagation of hot online topic is a preliminary requirement of predicting the trend of hot online topic.
About 94percentt of the plant's 2,440 workers voted, but the union said it had failed to complete a preliminary requirement that it obtain the signatures of 40percentt of the employees asking that the vote be held.
Building on a preliminary requirement analysis and an application example, the paper proposes two modeling approaches, one based on a design pattern, the other based on dedicated data types, and illustrates their differences in terms of implementation in an extended-relational context.
A preliminary requirement for mediation is a statistically significant correlation among the variables.
Therefore, as shown in the decision flowchart in Figure 3, in order to consider a given sequence as a potential candidate that processes the putative reactions, a preliminary requirement has been introduced in the decision chart so that the enzyme should exhibit promiscuous activity based on the estimations performed by a molecular signature-based predictor (see Methods).
A preliminary requirements analysis.
Methods: A preliminary requirements specification and three prototype CDSS interface designs were developed.
The paper presents some results of a preliminary requirements analysis towards such an open and interoperable learning analytics system.
The detection of a change in ongoing ambient auditory stimulation is an important preliminary requirement for the conscious organisation of an adaptive response to a significant event.
Such a mission, defined with a few preliminary requirements, could be used to deliver messages to our descendants regardless of the on-ground contingencies.
El-Suleiman, A., Anosike, N. & Pilidis, P. A preliminary assessment of the initial compression power requirement in CO2 pipeline 'carbon capture and storage (CCS) technologies'.
