Research Article

A Fast Logdet Divergence Based Metric Learning Algorithm for Large Data Sets Classification

Figure 2

The relationship among number of instances, number of dimensions, and average running times. (a) The relationship between number of instances and average running times on data set “Letter-Recognition;” (b) the relationship between number of dimensions and average running times on data set “Mfeat.”
463981.fig.002a
(a)
463981.fig.002b
(b)