Displaying 20 results from an estimated 11000 matches similar to: "[PATCH] permute with 2MB chunk"
2007 Nov 16
4
Permutation of a distance matrix
Hi there,
I would like to find a more efficient way of permuting the rows and columns of a symmetrical matrix that represents ecological or actual distances between objects in space. The permutation is of the type used in a Mantel test.
Specifically, the permutation has to accomplish something like this:
Original matrix addresses:
a11 a12 a13
a21 a22 a23
a31 a32 a33
Example
2009 Nov 15
1
how to permute, simulate Markov chain
Hi all,
I am new to R. Can someone please give me some hints in how to do the
following things:
1- Get ONE permutation of a set. I have looked at the gregmisc package's
permutations() method, but I just want to get one permutation at a time.
2- Simulate a Markov chain in R. For instance, I want to simulate the simple
random walk problem, in which a person can walk randomly around 4 places.
2008 Mar 27
6
pci pass-through, NIC card
Hi,
I am trying to make the vt-d and pci pass-through work and I have some
problems. I just try to give a NIC to an HVM guest.
When I create the vm the hypervisor goes to an infinite loop,
it displays in loop the message enclosed (console_on_xm_create).
I use xen x86_64, debian etch dom0 with linux-2.6.18.8-xen 32.
The hvm guest is a debian etch 64.
Cheers,
--
Jean Guyader
2008 Nov 14
1
Generating unique permutations of a vector
Hi all,
I try to generate sets of strategies that contain probability
distributions for a defined number of elements, e.g. imagine an
animal that can produce 5 different types of offspring and I want to
figure out which percentage of each type it should produce in order to
maximize its fitness. In order to do so, I need to calculate the fitness
for all potential strategies. As an example, if I
2009 May 12
1
adonis help - (non-parametric (permutational) manova)
I am trying to apply this technique (M.J Anderson 2001) to a dataset
of aquatic insect abundances. There is a sample in the unrestored and
restored segement of a stream for every time period. I would like to
compare the centroids of the distance matrices for the treatments up
(unrestored) and dn (restored) to see if there is a difference in
insect communities between the treatments. I will not
2011 Jun 08
5
[PATCH] ioemu: IGFX passthrough fix SNB GGC
The GGC field have moved from 0x52 to 0x50 on Sandy Bridge.
Signed-off-by: Jean Guyader <jean.guyader@eu.citrix.com>
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2006 May 03
1
Permutation test of marked point pattern
Dear R users,
I am trying to perform a hypothesis test on a marked point pattern. I
would like to calculate the mean of the absolute value of the
difference of marks between nearest neigbours, randomize the marks
among points, then calculate this mean again. Ideally, I would test
whether random mean values smaller than the observed mean value occur
less than 5% of the time. I suppose 1000
2012 Jan 12
4
[PATCH] Intel GPU passthrough: Host bridge config space
Expose more host bridge config space value to make
the driver happy for all the different revisions
of the device.
Signed-off-by: Jean Guyader <jean.guyader@eu.citrix.com>
---
hw/pt-graphics.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
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2011 Nov 18
1
cca with repeated measures
Dear all,
How can I run a constrained correspondence analysis with
the following data:
15 animals were measured repeatedly month-wise (over to 2 years)
according to ther diet composition (8 food categories).
our data.frame looks like this:
food 1 2 ... 8 sex season year animal
freq 12 8 ... 1 0 summer 2011 1
freq 0 7 ... 0 1 winter 2011 1
...
freq 0 7 ... 0 1 spring 2011 15
We
2007 Oct 02
1
permutations of a binary matrix with fixed margins
J?r?me,
As a first attempt, how about the function below. It works (or not) by
randomly sorting the rows and columns, then searching the table for
"squares" with the corners = matrix(c(1,0,0,1),ncol=2) and subtracting them
from 1 to give matrix(c(0,1,1,0),ncol=2) (and vice versa). Randomized
matrices can be produced as a chain where each permutation is seeded with
the previous one.
2012 May 10
2
[PATCH][RESEND] qemu-xen: Intel GPU passthrough, fix OpRegion mapping (v3)
The OpRegion shouldn''t be mapped 1:1 because the address in the host
can''t be used in the guest directly.
This patch traps read and write access to the opregion of the Intel
GPU config space (offset 0xfc).
To work correctly this patch needs a change in hvmloader.
HVMloader will allocate 2 pages for the OpRegion and write this address
on the config space of the Intel GPU. Qemu
2011 Dec 20
1
column permutation of sparse matrix
Hi,
I'm very new to working with sparse matrices and would like to know how I
can column permute a sparse matrix. Here is a small example:
> M1 <-
> spMatrix(nrow=5,ncol=6,i=sample(5,15,replace=TRUE),j=sample(6,15,replace=TRUE),x=round_any(rnorm(15,2),0.001))
> M1
5 x 6 sparse Matrix of class "dgTMatrix"
[1,] 2.983 . 1.656 5.003 . .
[2,] .
2010 Jun 01
31
XCP
Hi there,
We are using latest version of XCP on 6 hosts. While issuing VM.start or
VM.start_on xmlrpc functional call , it says :
{''Status'': ''Failure'', ''ErrorDescription'': [''SESSION_INVALID'',
''OpaqueRef:cfb6df14-387d-40a1-cc27-d5962cba7712'']}
However if I put VM.start in a loop maybe after
2009 Aug 14
1
Permutation test and R2 problem
Hi,
I have optimized the shrinkage parameter (GCV)for ridge and got my r2
value is 70% . to check the sensitivity of the result, I did permutation
test. I permuted the response vector and run for 1000 times and draw a
distribution. But now, I get r2 values highest 98% and some of them more
than 70 %. Is it expected from such type of test?
*I was under impression that, r2 with real data set
2018 May 23
3
find the permutation function of a sorting
Thanks, David.
I got the answer from the web.
Is there any easy way to permute a set (e.g., a set of characters) by the
permutation it returns? Thanks,
> x <- c(10,7,4,3,8,2)
> sort(x, index.return=TRUE)
$x
[1] 2 3 4 7 8 10
$ix
[1] 6 4 3 2 5 1
2018-05-23 10:49 GMT+08:00 David Winsemius <dwinsemius at comcast.net>:
>
>
> > On May 22, 2018, at 10:06 PM, John
2011 Dec 09
1
[xen-4.1-testing test] 10458: trouble: broken/fail/pass
flight 10458 xen-4.1-testing real [real]
http://www.chiark.greenend.org.uk/~xensrcts/logs/10458/
Failures and problems with tests :-(
Tests which did not succeed and are blocking:
test-amd64-i386-xl-credit2 3 host-install(3) broken
test-amd64-amd64-xl-sedf 3 host-install(3) broken
test-amd64-amd64-xl-winxpsp3 3 host-install(3) broken
2011 Nov 22
3
[PATCH] qemu-xen: Don't redefine libpci (3.1.7) defines.
These values are already defined by the libpci heders in the version
3.1.7.
PCI_STATUS_66MHZ
PCI_STATUS_RESERVED2
PCI_STATUS_FAST_BACK
PCI_MSIX_TABSIZE
Signed-off-by: Jean Guyader <jean.guyader@eu.citrix.com>
---
hw/pci.h | 6 ++++++
hw/pt-msi.h | 2 ++
2 files changed, 8 insertions(+), 0 deletions(-)
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2018 May 23
0
find the permutation function of a sorting
> On May 22, 2018, at 10:57 PM, John <miaojpm at gmail.com> wrote:
>
> Thanks, David.
> I got the answer from the web.
> Is there any easy way to permute a set (e.g., a set of characters) by the permutation it returns? Thanks,
>
>
> > x <- c(10,7,4,3,8,2)
> > sort(x, index.return=TRUE)
> $x
> [1] 2 3 4 7 8 10
>
> $ix
> [1] 6 4 3 2
2018 May 23
3
find the permutation function of a sorting
> sort(c("bc","ac","dd"), index.return=TRUE)
$x
[1] "ac" "bc" "dd"
$ix
[1] 2 1 3
We have the permutation, namely 1-->2, 2-->1, 3-->3.
How can I apply the permutation function to a new set
c("D","E", "F")?
so that the result is
c("E","D", "F").
2018-05-23 11:06
2008 Jul 23
28
[PATCH] ioemu-remote: ACPI S3 state wake up
ioemu-remote: The device model needs to write in the ACPI tables when it
wakes up from S3 state.
Signed-off-by: Jean Guyader <jean.guyader@eu.citrix.com>
--
Jean Guyader
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