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Table 7 Behaviour for different similarity functions using ASTRAL 1.73 95% data set and 200 query set

From: A fast indexing approach for protein structure comparison

Similarity function AUC MAP
Cosine similarity 0.948 0.498
The Jaccard index 0.906 0.347
The Tanimoto coefficient 0.947 0.244
Euclidean distance 0.932 0.544