Deep Binary Representation for Efficient Image Retrieval

Table 6

The running time of each experiment. Training time means the time to train the hash function. Hash time means the time to map one image to hash code.

Dataset	Method	Epoch	Training time	Hash time
MNIST	DBR	100	120 s	80 us
CIFAR10	DBR	300	600 s	160 us
CIFAR10	DBR-v3	50 + 20	2870 s	3 ms
ImageNet	DBR-v3	50 + 20	18 h	3 ms