Determining similarity in histological images using graph-theoretic description and matching methods for content-based image retrieval in medical diagnostics

Table 3 Average precision for both, the histogram and the graph-theoretic methods

Average precision for both CBIR methods
Scope length	Average P_s for Method 1	Average P_s for Method 2	Improvement (%)
10	37	67	81
20	29	50	72
30	28	46	64
40	26	39	50
50	24	35	46

Method 1 denotes the histogram based method and Method 2 denotes the graph-theoretic method.

ISSN: 1746-1596