The paper reviews methods for inferring patterns from big data using aggregation, filtering, and tagging, highlighting the importance of these steps in collecting relevant data. It provides an introduction to big data and discusses the functionality of various tools like Flume, Sqoop, Hive, and Mahout, along with relevant algorithms. Comparisons of aggregation and processing tools, as well as algorithms, are included based on their preprocessing, matching time, results, and reviews.
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