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Table 3 Processing time analysis for different steps

From: MeSH Now: automatic MeSH indexing at PubMed scale via learning to rank

Key steps in MeSH Now Average time per document (ms)
Obtaining candidate terms via k-NN 1890.82
Obtaining candidate terms via MTI 570.33
Obtaining classification results from each binary text classifier 25.63
Learning to Ranking 103.86
Post-Processing and List Pruning 1.85