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Table 1 Number of tiles and disk space analysis

From: What google maps can do for biomedical data dissemination: examples and a design study

  All tiles Non-empty tiles
  PNG JPG PNG JPG
Co-reg. (5461 37.6) (5461 39.9) (3505 35.1) (3505 30.2)
Heatmap (5461 23) (5461 29.4) (2811 12.7) (2811 19)
Networks (5461 32.2) (5461 33.6) (4620 29.8) (4620 25.3)
Brain (5461 37.6) (5461 39.9) (3505 34.1) (3505 32.2)
Genome (5461 35.1) (5461 38) (4051 27.1) (4051 30.3)
Genome* (87381 263.4) (x x) (17630 100) (x x)
  1. Number of tiles and disk space(MB) for the five visualizations with different image compression (PNG vs. JPG) and all tiles vs. non-empty tiles. First five rows stand for visualizations with 7 zoom levels; the last row corresponds to a 9 level genome browser.