A Novel Two-Stage Spectrum-Based Approach for Dimensionality Reduction: A Case Study on the Recognition of Handwritten Numerals

Table 3

Distribution of digits in the MNIST and Hoda datasets.

Digit	MNIST		Hoda
	Train	Test	Train	Test
0	5,923	980	6,000	2,000
1	6,742	1,135	6,000	2,000
2	5,958	1,032	6,000	2,000
3	6,131	1,010	6,000	2,000
4	5,842	982	6,000	2,000
5	5,421	892	6,000	2,000
6	5,918	958	6,000	2,000
7	6,265	1,028	6,000	2,000
8	5,851	974	6,000	2,000
9	5,949	1,009	6,000	2,000
Total	60,000	10,000	60,000	20,000