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Table 3 The APLR and APHR values for various descriptors with K-216 database

From: A modified shape context method for shape based object retrieval

  Avg. precision
Descriptor Recall < =50% Recall >50% Average
BSC 88.50 57.59 73.05
MSC 90.16 61.18 75.67
BSC + GD 91.01 64.00 77.50
MSC + GD 91.50 66.00 78.75
ARTD 81.35 44.67 63.01
MI 80.14 46.04 63.09
ZMD 88.94 61.71 75.33
CSSD 80.12 44.97 62.55