O'Reilly logo

Statistical Methods for Fuzzy Data by Reinhard Viertl

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

7

Empirical correlation for fuzzy data

For classical two-dimensional data (xi, yi) ∈ 2, i = 1(1)n the empirical correlation coefficient r is defined by

Unnumbered Display Equation

Remark 7.1:

For r the following holds:

a. −1 ≤ r ≤ 1.

b. |r| = 1 if and only if all points (xi, yi) are on a line in the (x, y)-plane.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required