digits: Digits

Description Usage Format Source References Examples

Description

Subsampled MNIST database of handwritten digits. This smaller dataset has 3000 samples for each of the digits corresponding to the class labels 0,1,2,3. Each 28x28 image patch is stored as a flattened row vector.

Usage

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data('digits')

Format

An object of class rsvd.

Source

mnist

References

Y. LeCun, L. Bottou, Y. Bengio, and P. Haffner. "Gradient-based learning applied to document recognition." Proceedings of the IEEE, 86(11):2278-2324, November 1998.

Examples

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## Not run: 
library('rsvd')
data('digits')

#Display first digit
digit <- matrix(digits[1,], nrow = 28, ncol = 28)
image(digit[,28:1], col = gray(255:0 / 255))

## End(Not run)   

Benli11/rPCA documentation built on Nov. 6, 2018, 10:46 p.m.