search for: xc

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1997 Aug 14
0
R-alpha: Re: R-beta: R-0.49 on IRIX6.1 does not compile
>>>>> "XC" == X Cai <caix@isdugp.bham.ac.uk> writes: XC> Dear Martin, I am sorry to put the message for the alpha testing XC> software. In fact, when I compiled version R-0.49, the same error XC> occurred to me. Is R-0.49 also at alpha testing stage? This means XC>...
2013 Sep 30
2
Re: Does libvirt support xapi/xe toolstack?
...-b---- 13.5 # LD_LIBRARY_PATH=/usr/local/lib /usr/local/bin/virsh -c xen:/// list --all Id Name State ---------------------------------------------------- # I see nothing in the libvirtd.log and I see this in libxl-driver.log: # cat libxl/libxl-driver.log xc: debug: hypercall buffer: total allocations:21 total releases:21 xc: debug: hypercall buffer: current allocations:0 maximum allocations:4 xc: debug: hypercall buffer: cache current size:4 xc: debug: hypercall buffer: cache hits:16 misses:4 toobig:1 xc: debug: hypercall buffer: total allocations:21...
2012 Feb 09
1
Constraint on one of parameters.
...t of parameters and want to set a constraint on only one parameter. Here is my function. What I want to do is estimate the parameters of a bivariate normal distribution where the correlation has to be between -1 and 1. Would you please advise how to revise it? ex=function(s,prob,theta1,theta,xa,xb,xc,xd,t,delta) { expo1= exp(s[3]*xa+s[4]*xb+s[5]*xc+s[6]*xd) expo2= exp(s[9]*xa+s[10]*xb+s[11]*xc+s[12]*xd) expo3= exp(s[15]*xa+s[16]*xb+s[17]*xc+s[18]*xd) expo4= exp(s[21]*xa+s[22]*xb+s[23]*xc+s[24]*xd) expo5= exp(s[27]*xa+s[28]*xb+s[29]*xc+s[30]*xd) nume1=prob[1]*(s[2]^-s[1]*s[1]*t^(s[1]-1)*expo1)...
2011 Feb 26
2
Reproducibility issue in gbm (32 vs 64 bit)
...on this example, it looks like the relative importance of 2 perfectly correlated predictors is "diluted" by half in 32-bit, whereas in 64-bit, one of these predictors gets all the importance and the other gets none. I found this interesting. ### Sample code library(gbm) set.seed(12345) xc=matrix(rnorm(100*20),100,20) y=sample(1:2,100,replace=TRUE) xc[,2] <- xc[,1] gbmfit <- gbm(y~xc[,1]+xc[,2] +xc[,3], distribution="gaussian") summary(gbmfit) ### Results on R 2.12.0 (32-bit) var rel.inf 1 xc[, 3] 49.76143 2 xc[, 1] 27.27432 3 xc[, 2] 22.96425 > ### Result...
2013 Jun 07
1
gamm in mgcv random effect significance
...(y), computed from a behavior either observed or not out of 10 trials per time point. Hence I use binomial (I believe quasi-binomial is not available in gamm). Each of the nine series has an average of 30 observations give or take (total 264 observations), some under treatment (z) and some not. xc is centered session number, int is the z*xc interaction. Based on prior work, xc is also smoothed Consider, for example, two models, both with AR(1) but one allowing a random effect on xc: g1 <- gamm(y ~ s(xc) +z+ int,family=binomial, weights=trial, correlation=corAR1()) g2 <- gamm(y ~...
2015 Oct 01
5
xen and spice problem
...get this error: Parsing config from /etc/xen/marax.cfg libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: base group enabled libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: freq group enabled libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: time_ref_count group enabled xc: detail: elf_parse_binary: phdr: paddr=0x100000 memsz=0xbad04 xc: detail: elf_parse_binary: memory: 0x100000 -> 0x1bad04 xc: detail: VIRTUAL MEMORY ARRANGEMENT: xc: detail: Loader: 0000000000100000->00000000001bad04 xc: detail: Modules: 0000000000000000->0000000000000000 xc: detail:...
2006 Aug 30
3
arch-specific xc.c code?
Hi Ewan/Alistair, I have a patch that looks like this: diff -r a39ad4c78850 tools/libxc/xenctrl.h --- a/tools/libxc/xenctrl.h Wed Aug 30 13:51:12 2006 +0100 +++ b/tools/libxc/xenctrl.h Wed Aug 30 15:11:20 2006 -0500 @@ -416,6 +416,10 @@ int xc_domain_memory_populate_physmap(in unsigned int address_bits, xen_...
2013 Sep 30
2
Re: Does libvirt support xapi/xe toolstack?
On Mon, Sep 30, 2013 at 10:49:10AM +0200, Guillaume Thouvenin wrote: > Guillaume Thouvenin <guillaume.thouvenin@polymtl.ca> a écrit : > > >According to [1] it seems that libvirt is using Xend daemon to communicate. > > After reading more documentation it seems that Xend is mandatory. As > everything is not up to date I'd like to know if it is still the > case or
2012 Feb 15
2
integrate (error: evaluation of function gave a result of wrong length)
...work in my example and I cannot figure out why. I create a function Mu1 (which works fine) and try to integrate by the code: n <- 100 Ctrl <- as.matrix(cbind(runif(n, -30, 30))) W <- Ctrl + as.matrix(rnorm(n)) Rsp <- (W>as.matrix(sample(10, n, T)))*1 Mu1 <- function(x, Y=Rsp, Xc=Ctrl){ x <- as.matrix(x) k <- dnorm((Xc-matrix(x, n, ncol(Xc), T))) K <- diag(apply(k, 1, function(c) prod(c))) delta <- solve(t(Xc)%*%K%*%Xc)%*%t(Xc)%*%K%*%Y delta[1] } Mu1(10) integrate(Mu1, -30, 30) then it posts me an error: Error in integrate(Mu1, -30, 30) : evaluation of...
2024 Jul 19
1
Extract
The desired result is odd. 1) It looks like the string is duplicated in the desired result. The first line of data has "15, xc, Ab", and the desired result has "15, xc, Ab, 15, xc, Ab" 2) The example has S1 through S5, but the desired result has data for eight variables in the first line (not five). 3) The desired result has a different number of variables for each line. 4) Are you assuming that all missing...
2024 Jul 19
1
Extract
...one variable. The output of your script is wfine for me. Thank you! On Fri, Jul 19, 2024 at 1:00?PM Ebert,Timothy Aaron <tebert at ufl.edu> wrote: > > The desired result is odd. > 1) It looks like the string is duplicated in the desired result. The first line of data has "15, xc, Ab", and the desired result has "15, xc, Ab, 15, xc, Ab" > 2) The example has S1 through S5, but the desired result has data for eight variables in the first line (not five). > 3) The desired result has a different number of variables for each line. > 4) Are you assuming t...
2012 Nov 25
2
Cannot open root device xvda1 or unknown-block(0,0)
...ntoo) with kernel 3.5.7 and Xen 4.1.1. Each Dom has it''s own md (md0 for Dom0, md1 for Dom1 etc). Dom0 works fine so far, however, I''m stuck trying to create DomUs. It appears the xvda1 device on DomU is not created or accessible: Parsing config file dom1 domainbuilder: detail: xc_dom_allocate: cmdline="root=/dev/xvda1 console=hvc0 root=/dev/xvda1 ro 3", features="(null)" domainbuilder: detail: xc_dom_kernel_mem: called domainbuilder: detail: xc_dom_boot_xen_init: ver 4.1, caps xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64...
2011 Jan 02
3
The Percentile of a User-Defined pdf
...a function of (x,y) on the half-plane y>0, and a constant 0<c<1 and I would like to know the c percentile of the marginal distribution of x. I have tried along the lines of the following but I keep getting errors: # SIMPLIFIED PROBLEM # The plan is to solve for the .975 percentile "xc" of the marginal x distribution of the pdf (say it is proportional to 1/(1+x^2+y^2) for simplicity) which has support on the real plane. # The function 1/(1+x^2+y^2) has value (normalization constant) approximately equal to "I" that I was able to # program with no problem, as shown b...
2024 Jul 19
4
Extract
Hi All, I want to extract new variables from a string and add it to the dataframe. Sample data is csv file. dat<-read.csv(text="Year, Sex,string 2002,F,15 xc Ab 2003,F,14 2004,M,18 xb 25 35 21 2005,M,13 25 2006,M,14 ac 256 AV 35 2007,F,11",header=TRUE) The string column has a maximum of five variables. Some rows have all and others may not have all the five variables. If missing then fill it with NA, Desired result is shown below, Year,Sex,str...
2015 Oct 01
0
xen and spice problem
...ng config from /etc/xen/marax.cfg > libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: base group enabled > libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: freq group enabled > libxl: detail: libxl_dom.c:238:hvm_set_viridian_features: time_ref_count > group enabled > xc: detail: elf_parse_binary: phdr: paddr=0x100000 memsz=0xbad04 > xc: detail: elf_parse_binary: memory: 0x100000 -> 0x1bad04 > xc: detail: VIRTUAL MEMORY ARRANGEMENT: > xc: detail: Loader: 0000000000100000->00000000001bad04 > xc: detail: Modules: 0000000000000000->00000000...
2012 Jun 08
3
cannot boot guest VM
...ckend qdisk libxl: debug: libxl_device.c:183:libxl__device_disk_set_backend: Disk vdev=xvda spec.backend=qdisk libxl: debug: libxl.c:1714:libxl_device_disk_local_attach: locally attaching qdisk /root/debian-blktap2.img libxl: error: libxl_create.c:603:do_domain_create: failed to run bootloader: -3 xc: debug: hypercall buffer: total allocations:14 total releases:14 xc: debug: hypercall buffer: current allocations:0 maximum allocations:2 xc: debug: hypercall buffer: cache current size:2 xc: debug: hypercall buffer: cache hits:11 misses:2 toobig:1 When I try to see what goes wrong with pygrub (py...
2009 Oct 27
2
column names of a correlation matrix
Hi! All, I am working on a correlation matrix of 4217x4217 named 'cor_expN'. I wish to obtain pairs with highest correlation values. So, I did this > b=matrix(data=NA,nrow=4217,ncol=1) > rownames(b)=rownames(cor_expN) > for(i in 1:4217){b[i,]=max(cor_expN[i,])} > head(b) [,1] aaeA_b3241_14 0.7181912 aaeB_b3240_15 0.7513084 aaeR_b3243_15 0.7681684
2007 Apr 12
0
Problem with Xen3.0.4-1 ?
...etc/init.d/xend start Traceback (most recent call last): File "/usr/sbin/xend", line 52, in ? from xen.xend.server import SrvDaemon File "/home/zwang/programs/xen-3.0.4_1-src/dist/install/usr/lib/python/xen/xend/server/SrvDaemon.py", line 20, in ? import xen.lowlevel.xc ImportError: libxenctrl.so.3.0: cannot handle TLS data Traceback (most recent call last): File "/usr/sbin/xend", line 52, in ? from xen.xend.server import SrvDaemon File "/home/zwang/programs/xen-3.0.4_1-src/dist/install/usr/lib/python/xen/xend/server/SrvDaemon.py", line...
2007 Mar 27
3
Use of 'defineVar' and 'install' in .Call
...; return ans; } double feval(double x, SEXP f, SEXP rho) { defineVar(install("x"), mkans(x), rho); return(REAL(eval(f, rho))[0]); } SEXP zero(SEXP f, SEXP guesses, SEXP stol, SEXP rho) { double x0 = REAL(guesses)[0], x1 = REAL(guesses)[1], tol = REAL(stol)[0]; double f0, f1, fc, xc; if(tol <= 0.0) error("non-positive tol value"); f0 = feval(x0, f, rho); f1 = feval(x1, f, rho); if(f0 == 0.0) return mkans(x0); if(f1 == 0.0) return mkans(x1); if(f0*f1 > 0.0) error("x[0] and x[1] have the same sign"); for(;;) { xc = 0.5*(x0+x1); if(fa...
2007 Mar 27
3
Use of 'defineVar' and 'install' in .Call
...; return ans; } double feval(double x, SEXP f, SEXP rho) { defineVar(install("x"), mkans(x), rho); return(REAL(eval(f, rho))[0]); } SEXP zero(SEXP f, SEXP guesses, SEXP stol, SEXP rho) { double x0 = REAL(guesses)[0], x1 = REAL(guesses)[1], tol = REAL(stol)[0]; double f0, f1, fc, xc; if(tol <= 0.0) error("non-positive tol value"); f0 = feval(x0, f, rho); f1 = feval(x1, f, rho); if(f0 == 0.0) return mkans(x0); if(f1 == 0.0) return mkans(x1); if(f0*f1 > 0.0) error("x[0] and x[1] have the same sign"); for(;;) { xc = 0.5*(x0+x1); if(fa...