Rapid Retrieval of Lung Nodule CT Images Based on Hashing and Pruning Methods

Table 4

Retrieval precision for the top 5 similar lung images for different hash code lengths.

Bits	8	16	24	32	40	48	56	64
Pre. for top 5	0.6997	0.7541	0.7731	0.8176	0.8351	0.8542	0.8207	0.8031