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hyperSpec (version 0.100.2)

pearson.dist: Distance based on Pearson's \(R^2\)

Description

The calculated distance is \(D^2 = \frac{1 - COR (\code{x}')}{2}\)

Usage

pearson.dist(x)

Value

distance matrix (distance object)

Arguments

x

a matrix

Author

C. Beleites

Details

The distance between the rows of x is calculated. The possible values range from 0 (prefectly correlated) over 0.5 (uncorrelated) to 1 (perfectly anti-correlated).

References

S. Theodoridis and K. Koutroumbas: Pattern Recognition, 3rd ed., p. 495

See Also

Examples

Run this code

pearson.dist (flu [[]])
pearson.dist (flu)

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