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Table 4 Compression performance of MassComp and MS-Numpress, the latter run with numLin, numPic and zlib as it was found to offer the best performance

From: MassComp, a lossless compressor for mass spectrometry data

File ID mzXML MassComp C.R. mzML MS-Numpress C.R.
MSV000080896       
9122 25 11.64 53.44 53.85 21.84 59.44
9123 25 11.58 53.68 53.77 21.81 59.44
9124 25 11.72 53.12 54.53 22.07 59.53
MSV000080905       
54 7.1 4.74 33.24 20.91 14.75 29.46
05 7.7 5.05 34.42 22.17 15.05 32.12
07 9 5.23 41.89 22.92 15.25 33.46
MSV000081123       
neg42 11 7.045 35.95 34.46 25.73 25.33
pos75 6.7 4.568 31.82 20.34 14.21 30.14
TAG71 3.9 2.782 28.67 13.36 10.52 21.26
110 69 27.08 60.75 80.92 25.42 68.59
121 2,500 1,104.93 55.80 2,587.45 307.07 88.13
ADH 1,900 469.51 75.29 1,965.63 145.25 92.61
  1. *Lossy compression
  2. Since MassComp works on mzXML files and MS-Numpress on mzML files, an exact comparison is not possible, and hence we refrain from highlighting the smallest compressed sizes in bold. All sizes are expressed in MBs