search for: sdy1

...dy0,stdy1,dx,V,d),logl) Error in optim(c(meany0, meany1, stdy0, stdy1, dx, V, d), logl) : function cannot be evaluated at initial parameters > This is what I wrote # maximizing the log likelihood function logl<-function(param,y,x) { mu0=param[1] mu1=param[2] sdy0=param[3] sdy1=param[4] pix_pred=param[5] v_pred=param[6] dxynew=param[7] f3=-(sum(dxynew*(log(pix_pred)-log(sdy1)-0.5*((y-mu1-(rho*sdy1*x)/sdy1)^2))+ sum((1-dxynew)*(log(1-pix_pred)-log(sdy0) -0.5*((y-mu0-(rho*sdy0*x)/sdy0)^2)) +log(v_pred)) return (-f3) } Need help please. Thank u Julia...

Hello everyone... I get the following error when i try to creat a virtual machine Error: (4, ''Out of memory'', "xc_dom_boot_mem_init: can''t allocate low memory for domain\n") I''m using Xen under Gentoo, kernel 2.6.32-r1 in a i686 Dual Core AMD Opteron(tm) Processor 290 AuthenticAMD with 16Gb of memory and 4Tb of hard disk. It was a pain to install

Hi all, Does anyone know how to determine which file system a disk was formatted with, if fdisk -l doesn't show it? usb-storage: device found at 5 usb-storage: waiting for device to settle before scanning Vendor: Model: Rev: Type: Direct-Access ANSI SCSI revision: 02 sd 7:0:0:0: Attached scsi disk sda sd 7:0:0:0: Attached scsi generic

...0: [sdy] 976773168 512-byte hardware sectors (500108 MB) [ 41.017187] sd 24:0:0:0: [sdy] Write Protect is off [ 41.017189] sd 24:0:0:0: [sdy] Mode Sense: 00 3a 00 00 [ 41.017222] sd 24:0:0:0: [sdy] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA [ 41.017225] sdy: sdy1 sdy2 [ 41.027003] sd 24:0:0:0: [sdy] Attached SCSI disk [ 41.027079] sd 25:0:0:0: [sdz] 976773168 512-byte hardware sectors (500108 MB) [ 41.027098] sd 25:0:0:0: [sdz] Write Protect is off [ 41.027100] sd 25:0:0:0: [sdz] Mode Sense: 00 3a 00 00 [ 41.027133] sd 25:0:0:0: [sdz] Write cache:...