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st: -akdensity- update available on SSC

From   "philippe van kerm" <>
To   <>
Subject   st: -akdensity- update available on SSC
Date   Tue, 27 Sep 2005 10:45:50 +0200

Thanks to Kit Baum, an update of -akdensity- is available on the SSC

-akdensity- is for adaptive kernel density estimation and is described
in st0037 - Stata Journal 3(2). Ben Jann reported that the -gauss-
option was not effective when used with Stata 8 and above. The optional
variablility bands were also overestimated for the Epanechnikov kernel.
These problems are fixed with this update. One new option is available
to use the "Alternative Epanechnikov" kernel as in -kdensity- (see

This update has been submitted for a "software update" in a future issue
of the Stata Journal, but in the meantime it is advised to install the
package available on SSC:

ssc install akdensity , replace


  Philippe Van Kerm
   IRISS - Integrated Research Infrastructure in 
    the Socio-Economic Sciences
   BP48, L-4501 Differdange, Luxembourg
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