search for: wippi

Displaying 4 results from an estimated 4 matches for "wippi".

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2011 Jul 23
1
[Bug 39495] New: MX440-8X TV-detect/framebuffer problem
...ct: xorg Version: unspecified Platform: x86 (IA32) OS/Version: Linux (All) Status: NEW Severity: normal Priority: medium Component: Driver/nouveau AssignedTo: nouveau at lists.freedesktop.org ReportedBy: lartza at wippies.com QAContact: xorg-team at lists.x.org Created an attachment (id=49447) --> (https://bugs.freedesktop.org/attachment.cgi?id=49447) dmesg KMS with MX440-8X, when framebuffer kicks in, it's not full-screen but only a part of the screen on the upper left corner, like 1/4 of the...
2012 May 23
2
Optimizing problem R
Hi, I have a problem with R optimization. I try to copy excel solver acts to R. Solver has some problems with nonlinear optimisation. Suppose we have resources: (X,Y,Z)=(20, 30, 25) and services: matrix(10,11,0, 13,12,10, 0,24,26), nrow=3. Now we should optimize the problem: max( min(a/10,b/11) + min(aa/13,bb/12,cc/10) + min(24/bb,26/cc) ) so that a+aa<=15 b+bb+bb<=35 cc+ccc<=40 Can
2013 Nov 09
0
Standard errors in regression models with interactions terms
In a rather simple regression, I?d like to ask the question, for high trees, whether it makes a difference (for volume) whether a three is thick. If my interpretation is correct, for low trees, i.e. for which trees$isHigh == FALSE, the answer is yes. The problem is how to "merge" the standard errors. Code follows. data(trees) trees$isHigh <- trees$Height > 76 trees$isThick
2012 Oct 13
4
Problems with coxph and survfit in a stratified model with interactions
I?m trying to set up proportional hazard model that is stratified with respect to covariate 1 and has an interaction between covariate 1 and another variable, covariate 2. Both variables are categorical. In the following, I try to illustrate the two problems that I?ve encountered, using the lung dataset. The first problem is the warning: To me, it seems that there are too many dummies