search for: transorm

Displaying 8 results from an estimated 8 matches for "transorm".

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2011 May 30
3
Transforming a data matrix into a vector
Hi, I am trying to transform a data matrix into a vector and have not be able to accomplish want I am looking for. The setup is as follows. I start with a 3 x 3 matrix: 5 1 3 3 3 2 1 2 4 I would like to transorm it into a 27 x 1 vector of the follwing form 5 5 5 1 1 1 3 3 3 . . . 1 1 1 2 2 2 4 4 4 In essense I want to create a vector in which each element of the original matrix is repeated three times, starting with cell [1,1] and ending with cell [3,3]. This is small example of the larger problem I am t...
2005 Jan 20
2
Johnson transformation
Hello, I'm Carla, an italian student, I'm looking for a package to transform non normal data to normality. I tried to use Box Cox, but it's not ok. There is a package to use Johnson families' transormation? Can you give me any suggestions to find free software as R that use this trasform? Thank yuo very much Carla ____________________________________________________________ 6X velocizzare la tua navigazione a 56k? 6X Web Accelerator di Libero! Scaricalo su INTERNET GRATIS 6X http://www.liber...
2012 Jul 05
2
vector entry in matix
hi, i'm trying to figure out if there's any possibility to write a whole vector into a matrix or data.frame or something like that. i don't mean transormation. Here an example: [,1] [,2] [1,] "a" "d" [2,] "b" "e" [3,] "c" "f" where e.g. a is a<-c(0,1) vector of length 2, b a vector of length 4,... (i know that the matrix enties are strings :)). i'm trying to put some vari...
2006 Jul 11
2
help
Please, is there any R-list about survival package ? Thanks Mauricio
2005 Jul 20
1
class in apply
Numeric data that is part of a mixed type data frame is converted into character. How can I tell apply to maintain the original class of a column and not convert it into character. I would like to do this of the vector and not inside the apply function individually over each element. Consider the following two scenarios, in the second column 'a' maintained its class while it lost its
2005 Feb 01
1
mdct.c optimization
...next part -------------- Itemize transcription of linear algebra transformation into optimized CPU operations because we know the transformation matrix. This is the data vector with auxiliary variables A and B which should be registers. [x[0],x[1],x[2],x[3],x[4],x[5],x[6],x[7],A,B] Here are the transorm matrixes with substituted operations and outputs. 0 1 0 -1 -1 0 1 0 -1 0 1 0 0 -1 0 1 -1 0 -1 0 1 0 1 0 0 -1 0 -1 0 1 0 1 0 -1 0 1 -1 0 1 0 1 0 -1 0 0 -1 0 1 1 0 1 0 1 0 1 0 0 1 0 1 0 1 0 1 A=x[1]-x[5] 0 1 0 -1 -1 0 1 0 0 0 0 0 0 -1...
2010 Apr 11
0
[LLVMdev] Proposal: stack/context switching within a thread
...n after tail call optimization. 3. Introduce context-aware optimization passes to minimize the actual use of contexts by non-recursive code. For example, some coroutines can be inlined with the help of indirect branches. 4. Have the language front-end always emit code like that produced by the transormation pass described in (2), and ensure the language's runtime libraries also conform. It is not possible in LLVM to completely eliminate the use of stack space, however. //===----------------------------------------------------------------------===// // Moving forward // An easy first step w...
2010 Apr 11
3
[LLVMdev] Proposal: stack/context switching within a thread
Kenneth Uildriks <kennethuil at gmail.com> wrote: > As I see it, the context switching mechanism itself needs to know > where to point the stack register when switching.  The C routines take > an initial stack pointer when creating the context, and keep track of > it from there.  If we don't actually need to interoperate with > contexts created from the C routines, we have