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. 2016 Jun 23;8(Suppl 1):13–22. doi: 10.4137/BII.S37977

Figure 4.

Figure 4

Data-empowered NLP architecture. Apache storm topology consists of the following components: (i) Spout: streamlines data from their respective data sources; (ii) Bolts: Processing unit often dedicated to a single type of process; (iii) HDFS – currently used for archive; (iv) Elasticsearch – retrieve data from archive.