search for: ffty

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2005 Sep 29
2
solution of convolution equation
..., first I tried on a simple example, where the variables are one-dimensional, say X is N(0,1) and Z is N(7,3). So I want to find the density of Y (which should be N(7, sqrt(8)). I did: x <- seq(-6, 20, length=500) fx <- dnorm(x) z <- seq(-6, 20, length=500) fz <- dnorm(z, mean=7, sd=3) ffty <- fft(fz)/fft(fx) fy <- fft(ffty, inverse=T)/length(ffty) plot(Re(fy)) But the plot is far from being normal. May be the problem is with the lengths of fx and fz? should they be of different lengths and fx padded with zeros? May be somebody could point out that?? Thanks! Anna
2014 Mar 05
3
TV-Out on a GeForce 2MX supported?
Hi, Ilia Mirkin <imirkin at alum.mit.edu> [Mi, 05.03.2014 12:46]: > On Wed, Mar 5, 2014 at 6:06 AM, Dirk Thierbach <dthierbach at gmx.de> wrote: > > On Wed, Mar 05, 2014 at 12:40:34AM -0500, Ilia Mirkin wrote: > >> On Mon, Mar 3, 2014 at 5:41 PM, Nils Krafft <fehmarn-rund at ffti.de> wrote: > >> > I have here a GeForce 2MX (NV10) with a Brooktree
2014 Mar 03
2
TV-Out on a GeForce 2MX supported?
Hello, I have here a GeForce 2MX (NV10) with a Brooktree BT869 chip for the TV-Out. Is the TV-Out on this card supported by Nouveau? I read on the feature matrix something that the TV-Out is only supported for some Chrontel chips, furthermore xrandr -q shows me only the DVI connection (in fact it's VGA, not DVI), but not the S-Video connection. If not supported, is this planned for future
2014 Mar 05
0
TV-Out on a GeForce 2MX supported?
On Wed, Mar 5, 2014 at 2:57 PM, Nils Krafft <fehmarn-rund at ffti.de> wrote: > Hi, > > Ilia Mirkin <imirkin at alum.mit.edu> [Mi, 05.03.2014 12:46]: >> On Wed, Mar 5, 2014 at 6:06 AM, Dirk Thierbach <dthierbach at gmx.de> wrote: >> > On Wed, Mar 05, 2014 at 12:40:34AM -0500, Ilia Mirkin wrote: >> >> On Mon, Mar 3, 2014 at 5:41 PM, Nils Krafft
2014 Mar 05
3
TV-Out on a GeForce 2MX supported?
On Wed, Mar 05, 2014 at 12:40:34AM -0500, Ilia Mirkin wrote: > On Mon, Mar 3, 2014 at 5:41 PM, Nils Krafft <fehmarn-rund at ffti.de> wrote: > > I have here a GeForce 2MX (NV10) with a Brooktree BT869 chip for the > > TV-Out. You can try nvtv (http://sourceforge.net/projects/nv-tv-out/). It bypasses X and modesetting and programs the Brooktree and CRTC directly. I've no
2014 Mar 05
0
TV-Out on a GeForce 2MX supported?
On Mon, Mar 3, 2014 at 5:41 PM, Nils Krafft <fehmarn-rund at ffti.de> wrote: > Hello, > > I have here a GeForce 2MX (NV10) with a Brooktree BT869 chip for the > TV-Out. http://nouveau.freedesktop.org/wiki/FeatureMatrix/ See note #4 -- nv0x-nv2x (nv17-nv19 excluded) need an external, third-party manufactured TV encoder. Only some Chrontel branded chips are currently supported.
2014 Mar 05
0
TV-Out on a GeForce 2MX supported?
On Wed, Mar 5, 2014 at 6:06 AM, Dirk Thierbach <dthierbach at gmx.de> wrote: > On Wed, Mar 05, 2014 at 12:40:34AM -0500, Ilia Mirkin wrote: >> On Mon, Mar 3, 2014 at 5:41 PM, Nils Krafft <fehmarn-rund at ffti.de> wrote: >> > I have here a GeForce 2MX (NV10) with a Brooktree BT869 chip for the >> > TV-Out. > > You can try nvtv