search for: nonparallel

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

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2012 Oct 23
1
Testing proportional odds assumption in R
I want to test whether the proportional odds assumption for an ordered regression is met. The UCLA website points out that there is no mathematical way to test the proportional odds assumption (http://www.ats.ucla.edu/stat//R/dae/ologit.htm), and use graphical inspection ("We were unable to locate a facility in R to perform any of the tests commonly used to test the parallel slopes
2020 Jul 01
2
[RFC] Compiled regression tests.
...ops have parallel annotations. > > "CHECK-NOT" is inherently fragile. It is too easy to make a change in > LLVM that changes the text output and oversee that this test does not > check what it was supposed to test. For a FileCheck-friendlier output, > it could emit "NonParallel" and match this. However, this clutters the > output for humans, will actually break the "LoopFullUnrollPass on Loop > at depth 3 ..." and "CHECK: Parallel" matches this as well since > FileCheck ignores word boundaries. > > The CHECK lines test more than...
2020 Jul 01
6
[RFC] Compiled regression tests.
On 7/1/20 12:40 AM, Michael Kruse via llvm-dev wrote: > To illustrate some difficulties with FileCheck, lets make a > non-semantic change in LLVM: > >     --- a/llvm/lib/Analysis/VectorUtils.cpp >     +++ b/llvm/lib/Analysis/VectorUtils.cpp >     @@ -642,8 +642,8 @@ MDNode *llvm::uniteAccessGroups(MDNode > *AccGroups1, MDNode *AccGroups2) { >          return AccGroups1;
2011 Mar 08
4
minimum distance between line segments
Dear R helpers, I think that this may be a bit of a math question as the more I consider it, the harder it seems. I am trying to come up with a way to work out the minimum distance between line segments. For instance, consider 20 random line segments: x1 <- runif(20) y1 <- runif(20) x2 <- runif(20) y2 <- runif(20) plot(x1, y1, type = "n") segments(x1, y1, x2, y2)