Indicator

Unpartition

synchronized zone order picking and cluster num k

10

20

30

40

50

60

70

ACTa

298.3

212.4

215.7

216.9

219

214.8

217.6

216.9

ACTRb

0

−28.80%

−27.70%

−27.30%

−26.60%

−28.00%

−27.10%

−27.30%

ARDc

68.3

60.8

61.3

62.3

61.8

61.4

62.3

61.2

ARDCd

0

−10.90%

−10.20%

−8.80%

−9.50%

−10.00%

−8.80%

−10.30%