"number of interactions" is correct and usable in written English.
You can use it in a variety of contexts, including to refer to interactions between people or things. For example, "The number of interactions between the students in the classroom increased significantly over the course of the school year."
But the number of interactions with Boras that disappointed the Dodgers is hard to ignore.
The Metascape interface was designed to limit user operations to a minimum number of interactions.
Greater the density of population in a city, higher the number of interactions among agents.
This increased the number of interactions, especially informal ones, and raised the teams' energy levels.
For the interaction probabilities, N is the number of interactions in our network between proteins with at least two different annotations, K is the number of interactions involving proteins annotated to GO1, n the number of interactions involving proteins annotated to GO2 and k the the number of interactions between a protein annotated to GO1 and one annotated to GO2.
The CMS team counted a similar number of interactions with the same level of certainty.
Nevertheless, the number of interactions and the associated network effects are the ultimate source of competitive advantage.
We engaged with our audiences through LinkedIn, Twitter, Facebook and Instagram and we were impressed with the number of interactions.
The styles we call flamenco or Hungarian Gypsy music or, for that matter, Jewish music result from an almost infinite number of interactions among groups.
The total number of interactions remained stable across the different phases of the study.
The score on the total number of interactions is a function f number of interactions that is related to the number of interactions.
