Re: Butterworth filter
- To: mathgroup at smc.vnet.net
- Subject: [mg108504] Re: Butterworth filter
- From: WetBlanket <wyvern864 at gmail.com>
- Date: Sat, 20 Mar 2010 02:47:03 -0500 (EST)
- References: <hnkfa8$po0$1@smc.vnet.net> <hnl0ln$6uq$1@smc.vnet.net>
On Mar 19, 2:46 am, Paul Floyd <r... at 127.0.0.1> wrote: > On Mon, 15 Mar 2010 10:03:35 +0000 (UTC), Nasser M. Abbasi > <n... at 12000.org> wrote: > > > > > "Luigi B" <l.balz... at gmail.com> wrote in message > >news:hnkfa8$po0$1 at smc.vnet.net... > >> Dear All, > >> I have a table {{x,y}} of measured data with significant noise. > >> I am not into signal processing and I would like to filter this table > >> with a Butterworth type of filter. > >> Does anyone have a suitable routine? (That would allow changin the > >> order of the filter as well, like the function 'butter' in another > >> system). > > > This is not much help to you now, but there used to be a Mathematica ad= d-on > > application called signals and systems which had this and more filters: > > >http://documents.wolfram.com/applications/signals/FilterAnalysisandDe... > > > Too bad this application is no longer available. > > Hi > > I'd be interested in this as well. > > Do you know who produced it, and whether it'd be possible to get it > working again with Mathematica 7? > > A bientot > Paul I would also be interested in getting this package working with Mathematica 7.