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Table 5 Time (seconds) and peak memory consumption (megabytes) of BWT calculations for preixes of a database of Salmonella genomes, for three settings of the parameters w and p and for the comparison method simplebwt

From: Prefix-free parsing for building big BWTs

Number of genomes

\(w = 6, p = 20\)

\(w = 8, p = 50\)

\(w = 10, p = 100\)

simplebwt

Time

Peak

Time

Peak

Time

Peak

Time

Peak

50

71

545

63

642

65

782

53

2247

100

118

709

100

837

102

1059

103

4368

500

570

2519

443

2742

402

3304

565

21,923

1000

1155

4517

876

4789

776

5659

1377

43,751

5000

7412

42,067

5436

46,040

4808

51,848

11,600

224,423

10,000

19,152

68,434

12,298

74,500

10,218

84,467

43,657

444,780

  1. For each prefix, the time and memory are in italics for the sets which minimize them