An Active Learning Method Based on Variational Autoencoder and DBSCAN Clustering

Table 6

Accuracy improvement percentage over random sampling on Fashion-MNIST.

Number of labeled examples	K-means (%)	Mean shift (%)	DBSCAN with VAE (%)
15	1.07	0.03	1.70
20	0.94	0.52	2.04
25	1.78	0.18	2.99
30	3.49	1.97	5.64
35	3.90	-0.31	5.27
40	2.50	1.36	4.19
45	1.79	3.94	6.32
50	3.09	3.20	5.72