LeastSquares.rho()

statsmodels.robust.norms.LeastSquares.rho

LeastSquares.rho(z) [source]

The least squares estimator rho function

Parameters:

Parameters:	z : array 1d array
Returns:	rho : array rho(z) = (1/2.)z*2

z : array

1d array

Returns:

rho : array

rho(z) = (1/2.)*z**2

© 2009–2012 Statsmodels Developers
© 2006–2008 Scipy Developers
© 2006 Jonathan E. Taylor
Licensed under the 3-clause BSD License.
http://www.statsmodels.org/stable/generated/statsmodels.robust.norms.LeastSquares.rho.html