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- W4247102018 abstract "The term “big data” lacks a single widely agreed‐upon referent. Commercial interests often define such datasets according to “the three Vs” – velocity, variety, and volume (Laney 2001) – but velocity is less relevant for communication researchers, who generally do not require real‐time data processing capabilities. This invites the question of how much variety and volume are required for a dataset to qualify as “big,” which has no context‐independent answer. This in turn suggests that the key characteristic of big datasets is not size or variety per se, but rather tractability. In other words, from an analytical perspective, big data is data whose magnitude and complexity pose challenges for established data management practices. Because established practices differ widely between disciplines, more specific definitions (e.g., those that stipulate minimum dataset sizes) should be viewed with skepticism. The current definition implies that a particular discipline's threshold for “big” will increase over time as methodological best practices solidify and catch up to data availability and computing power (→ Research Methods). This has indeed proven to be the case (Jacobs 2009). This entry focuses on those aspects of big data as defined above that are most relevant to the analysis of communication data." @default.
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- W4247102018 date "2015-12-10" @default.
- W4247102018 modified "2023-10-14" @default.
- W4247102018 title "Big Data Analysis" @default.
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- W4247102018 doi "https://doi.org/10.1002/9781405186407.wbiecb030" @default.
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