Author:Modupe, A; Celik, T; Marivate, Vukosi N; Diale, MelvinDate:Mar 2017The growing use of informal social text messages on Twitter is one of the known sources of big data. These type of messages are noisy and frequently rife with acronyms, slangs, grammatical errors and non-standard words causing grief for natural ...Read more
Author:Cooper, Antony K; Coetzee, S; Kourie, DGDate:2018The terms user-generated content, volunteered geographical information, crowdsourcing, citizen science and neogeography are elucidated. The purpose is to expose the range of meanings associated with these terms, and to promote consensus as ...Read more