Re: [Math] Old to new API ("MultivariateDifferentiable(Vector)Function")

2012-11-30 Thread Dimitri Pourbaix
ation framework? Great, another user, not just yet another OO programmer! Regards, Dim. Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique *

Re: [math] major problem with new released version 3.1

2012-12-28 Thread Dimitri Pourbaix
is in trouble and you want a quick fix. Maybe such a test would have been need BEFORE the release! Regards, Dim. Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et

Re: [math] major problem with new released version 3.1

2012-12-28 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique * and CARPE DIEM. CP 226, office 2.N4.211, building NO * Universite Libre de Bruxelles* Tel : +32-2-650.35.71 Boulev

Re: [math] major problem with new released version 3.1

2012-12-28 Thread Dimitri Pourbaix
t our releases to be perfect. We do our best, with the resources we have. I perfectly understand this but focusing those resources less on rules and more on real cases might help. Regards, Dim. Dimitri Pou

Re: [math] major problem with new released version 3.1

2012-12-28 Thread Dimitri Pourbaix
ns of problems. Dim. -------- Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique * and CARPE DIEM. CP 226, office 2.N4.211, building NO * Universite Libre de Brux

Re: [math] major problem with new released version 3.1

2012-12-29 Thread Dimitri Pourbaix
ch as well. In conclusion: the old CM 3.0 API was enough! :) Regards, Dim. -------- Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique * and CAR

Re: [math] major problem with new released version 3.1

2012-12-30 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique * and CARPE DIEM. CP 226, office 2.N4.211, building NO * Universite Libre de Bruxelles* Tel : +32-2-650.35.71 Boulev

Re: [Math] Remove "BOBYQAOptimizer"

2013-01-02 Thread Dimitri Pourbaix
and model functions: the 'residuals' would be multiplied as well otherwise. Best wishes for 2013. Dim. -------- Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et

Re: [math] Deprecating

2012-05-03 Thread Dimitri Pourbaix
s are concerned, we do quote sigma (without any additional factor) as the uncertainty of/formal error on a parameter. Regards, Dim. Dimitri Pourbaix * Don't worry, be happy Institut d

Re: [math] Deprecating

2012-05-04 Thread Dimitri Pourbaix
Maybe renaming guessParametersErrors() into getParametersConfidenceIntervalHalfWidth() would help avoiding the confusion. Regards, Dim. -------- Dimitri Pourbaix * Don't worry, be happy Institut d'Astr

Re: [math] Deprecating

2012-05-06 Thread Dimitri Pourbaix
deviation. Regards, Dim. ---- Dimitri Pourbaix * Don't worry, be happy Institut d'Astronomie et d'Astrophysique * and CARPE DIEM. CP 226, office 2.N4.211, building NO * Universite Libre de Bruxelles

Re: [VOTE] Accept the package name/artifactId guideline as a "rule"...

2010-11-25 Thread Dimitri Pourbaix
ni- tion of a **rule**? Either binary compatibility is broken or it is not, it does not matter how many other packages are impacted. Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrop

Re: [math] Getting 2.2 out (or, Santa nous a laissé le charbon, mais peut-être par la Nouvelle Année...)

2010-12-26 Thread Dimitri Pourbaix
ings, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

Re: [CANCELLED] Re: [VOTE] Release math 2.2 based on RC4

2011-02-25 Thread Dimitri Pourbaix
though I look forward for an official release of 2.2, may I suggest that you take the weekend off before any new RC? I am not sure this kind of rush is, in fine, very efficient. Regards, Dim. Dimitri Pourbaix

Re: [VOTE] Release math 2.2 based on RC6

2011-02-27 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles* Boulevard du Triomphe*

Re: [math] [sandbox] merging Apache Commons BSP into Apache Commons Math

2011-05-14 Thread Dimitri Pourbaix
. Regards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Univ

Re: [math] [sandbox] merging Apache Commons BSP into Apache Commons Math

2011-05-14 Thread Dimitri Pourbaix
usion? In a strict democracy, there is nothing such as a veto! I am not 'vetoing' anything (and do not want to), I am only expressing my opinion, as requested, to Luc's wish to add this component to math. Regards, Dim. ------

Re: [math] [sandbox] merging Apache Commons BSP into Apache Commons Math

2011-05-14 Thread Dimitri Pourbaix
ect a better policity for decision making on 'issues' different from bug fixes. Regards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be

Re: [MATH] Remove unnecessary suite() methods from test classes?

2010-01-22 Thread Dimitri Pourbaix
-mail: dev-unsubscr...@commons.apache.org For additional commands, e-mail: dev-h...@commons.apache.org -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry,

[math] Work going on on SVD

2010-01-31 Thread Dimitri Pourbaix
read (and to debug), I wonder if it might be useful to introduce a class Householder which would take care of the computation of the vector in a unique place. Regards, Dim. Dimitri Pourbaix

Re: [math] Work going on on SVD

2010-02-02 Thread Dimitri Pourbaix
! Regards, Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Univ

[math] MATH-333 and 320 solved together?

2010-02-10 Thread Dimitri Pourbaix
Hi, I have just attached to MATH-333 a proposition of solution for both MATH-333 and MATH-320. Comments and suggestions are very welcome. Regards, Dim. Dimitri Pourbaix * Institut d'Astro

Re: [math] MATH-333 and 320 solved together?

2010-02-10 Thread Dimitri Pourbaix
now also attached to MATH-333. Regards, Dim. ---- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO *

Insuffisent privillege to modify Jira issue status

2010-02-16 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

Re: svn commit: r912413 - in /commons/proper/math/trunk/src: main/java/org/apache/commons/math/linear/EigenDecompositionImpl.java main/java/org/apache/commons/math/linear/SingularValueDecompositionImp

2010-02-22 Thread Dimitri Pourbaix
Dim. ---- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles* Bo

[MATH] Comment on MATH-352

2010-03-10 Thread Dimitri Pourbaix
Dim. ---- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

Re: [MATH] Comment on MATH-352

2010-03-10 Thread Dimitri Pourbaix
timum or completely fail depending on the rank we (badly) compute. Do you want to take care of this issue ? Yes, I will work on that next week. Dim. Dimitri Pourbaix * Institut d'Ast

Re: [math] 2.1 Release plan

2010-03-14 Thread Dimitri Pourbaix
t way of storing the matrix itself. I agree to put "WON'T FIX" for 321 unless someone can come up with an example showing that that, for a sparse matrix, the present version does not return the right answer. Dim. ------

Re: [math] 2.1 Release plan

2010-03-14 Thread Dimitri Pourbaix
Regards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

[math] Status of MATH-327?

2010-03-15 Thread Dimitri Pourbaix
January 28: there is still one spurious non zero singular value (3.547702387229884E-7 which I am going to try to kick out) instead of two. Dim. Dimitri Pourbaix * Institut d'Astronom

Re: [math] Status of MATH-327?

2010-03-17 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

Re: [math] Status of MATH-327?

2010-03-17 Thread Dimitri Pourbaix
. Otherwise, it will be in 2.2. Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO *

Re: [math] Status of MATH-327?

2010-03-19 Thread Dimitri Pourbaix
Regards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles* Boulevard du Triomphe

Re: Math Release 2.1 SVD

2010-03-26 Thread Dimitri Pourbaix
gonal matrix (hence VT is also orthogonal) where p=min(m,n). Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2

Re: [VOTE] Release math 2.1 based on RC3

2010-03-30 Thread Dimitri Pourbaix
use I think). I would advocate for the generalisation of Junit 4.x tests whenever possible. Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry,

Re: [VOTE] Release math 2.1 based on RC3

2010-03-30 Thread Dimitri Pourbaix
Apache Ant version 1.7.0 java version "1.6.0_17" Java(TM) SE Runtime Environment (build 1.6.0_17-b04) Java HotSpot(TM) 64-Bit Server VM (build 14.3-b01, mixed mode) Junit 3.8.2-1 and 4.3.1-4 Dim. -----

Re: [VOTE] Release math 2.1 based on RC3

2010-03-30 Thread Dimitri Pourbaix
Jorg, With Ant 1.7.0 all tests pass for me also. It seems that Ant 1.6.5 simply does not yet support JUnit 4.x OOTB. Are we supposed to guarantee backward compatibility that old? Regards, Dim. Dimitri Pourbaix

Re: [VOTE] Release math 2.1 based on RC3

2010-03-30 Thread Dimitri Pourbaix
Votes, please. This vote will close in 72 hours, 0400 GMT 31-March 2010 [ ] +1 Release these artifacts [ ] +0 OK, but... [ ] -0 OK, but really should fix... [ ] -1 I oppose this release because... +1 Dim. Dimitri

[Math] outcome of MATH-405

2010-08-11 Thread Dimitri Pourbaix
do you think? Regards, Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE D

Re: [Math] outcome of MATH-405

2010-08-11 Thread Dimitri Pourbaix
Norm? Regards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

[Math] AbstractLeastSquaresOptimizer: (un)weighted quantities

2010-08-15 Thread Dimitri Pourbaix
and should therefore be kept separately? Same question about the genuine residuals (i.e. unweighted). Otherwise, I would drop the two unweighted fields. Regards, Dim. -------- Dimitri Pourbaix

Re: [Math] AbstractLeastSquaresOptimizer: (un)weighted quantities

2010-08-15 Thread Dimitri Pourbaix
bably useful. Right now, there is no accessor to the residuals either. Regards, Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP

Re: [math] speeding up percentile based statistics

2010-09-18 Thread Dimitri Pourbaix
same aray and sort it only once!). Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO *

Re: [math] speeding up percentile based statistics

2010-09-18 Thread Dimitri Pourbaix
median in just n iterations (i.e. reading the array only once). Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.2

Re: [math] speeding up percentile based statistics

2010-09-18 Thread Dimitri Pourbaix
Ted, O(n), not n Expected case is n + n/2 + n/4 ... < 2n Yes, that I am already more incline to buy. Dim. ---- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Do

[math] Go back to the basics

2016-06-23 Thread Dimitri Pourbaix
og. There is presently no consensus, not even on what the content of the Swiss knife should be! Rather than rushing into several votes, first agree upon what textbook should be used to define the core of any math library. Regards, Dimitr

Re: [math] adding absolute accuracy threshold to integrators

2009-01-18 Thread Dimitri Pourbaix
0 * relativeAccuracy * (Math.abs(s)+Math.abs(olds)) { ... } Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy C

Re: [math] optimization refactoring

2009-02-22 Thread Dimitri Pourbaix
. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles* Boulev

Re: [VOTE] [math] top-level package name

2009-05-19 Thread Dimitri Pourbaix
ards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles* Boulevard du Triomphe

Re: [VOTE] [math] top-level package name

2009-05-19 Thread Dimitri Pourbaix
ards, Dim. -------- Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP 226, office 2.N4.211, building NO * and CARPE DIEM. Universite Libre de Bruxelles

Re: [VOTE] [math] top-level package name

2009-05-19 Thread Dimitri Pourbaix
till being convinced that the release number should NOT be part of the name, I change my vote to +1. I do not want to share any responsibility in any jar hell/mess. :) Regards, Dim. -------- Dimitr

Re: [VOTE] Release Math 2.0

2009-08-04 Thread Dimitri Pourbaix
month ago and could not quickly find it so I do not its present status. Regards, Dim. Dimitri Pourbaix * Institut d'Astronomie et d'Astrophysique * Don't worry, be happy CP