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Communications of the ACM


What is Data Science?

Koby Mike and Orit Hazzan of Technion

December 2, 2022

If you ask a group of data scientists what data science is, you would probably hear different definitions. Indeed, although many attempts have been made to define data science, such a definition has not yet been reached. One reason for the difficulty to reach a single, consensus definition for data science is its multifaceted nature: it can be described as a science, as a research paradigm, as a research method, as a discipline, as a workflow, and as a profession. One single definition just cannot capture the diverse essence of data science. In this blog, we attempt to present the essence of each of these perspectives.


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