Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Applying Additive Gaussian Noise with standard deviation

  • To: mathgroup at smc.vnet.net
  • Subject: [mg82231] Re: Applying Additive Gaussian Noise with standard deviation
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Tue, 16 Oct 2007 03:18:18 -0400 (EDT)
  • References: <feutqp$ol$1@smc.vnet.net>

Hi,

lst = Table[
    RandomReal[NormalDistribution[10, 4]], {4000}];

and

StandardDeviation[lst]

gives 3.92

Regards
   Jens

Tara.Ann.Lorenz at gmail.com wrote:
> I am modeling action potentials in Mathematica and need to vary both
> the mean current and noise amplitude (using additive Gaussian noise
> with standard deviation).  Any suggestions on how to implement these
> commands in Mathematica?
> 
> Thank you.
> 
> 


  • Prev by Date: Releasing several Holds simultaneously
  • Next by Date: Integrate question
  • Previous by thread: Applying Additive Gaussian Noise with standard deviation
  • Next by thread: Re: Applying Additive Gaussian Noise with standard deviation