Re: [statistics] Proposed OLS grammar

2019-07-18 Thread Paul King
Cool. I'd be keen to try out the API, when you are ready, in my "Apache Groovy for data science" examples which currently use the commons math3 classes. Cheers, Paul. On Fri, Jul 19, 2019 at 9:51 AM Gilles Sadowski wrote: > > Hi. > > Le ven. 19 juil. 2019 à 01:45, Paul King a écrit : > > > > Ho

Re: [ANNOUNCEMENT] Apache Commons VFS 2.4

2019-07-18 Thread Gary Gregory
On Thu, Jul 18, 2019 at 11:09 AM sebb wrote: > On Thu, 18 Jul 2019 at 15:29, Gary Gregory wrote: > > > > On Thu, Jul 18, 2019 at 10:06 AM sebb wrote: > > > > > On Thu, 18 Jul 2019 at 14:25, Gary Gregory > wrote: > > > > > > > > The Apache Commons VFS Project team is pleased to announce the > r

[GSoC][Commons][Statistics][Descriptive] Mean should be initiated with 0 or NaN ?

2019-07-18 Thread Virendra singh Rajpurohit
Hi all, Hope you all are doing well, I had a discussion on Slack with my GSoC mentors regarding this variable initiation. I'm posting it on ML for more opinions. *Should the variables like mean be initiated with NaN or 0?* Because, definitional formula of mean is, mean = (sum of values)/n

Re: [statistics] Proposed OLS grammar

2019-07-18 Thread Gilles Sadowski
Hi. Le ven. 19 juil. 2019 à 01:45, Paul King a écrit : > > How does this relate to the OLS classes in commons math? > https://commons.apache.org/proper/commons-math/javadocs/api-3.6.1/org/apache/commons/math3/stat/regression/OLSMultipleLinearRegression.html The new "Commons Statistics" component

Re: [statistics] Proposed OLS grammar

2019-07-18 Thread Gilles Sadowski
https://www.baeldung.com/java-inner-interfaces interface Regression { interface Data { // ... } interface Result { // ... } } Le ven. 19 juil. 2019 à 01:20, Alex Herbert a écrit : > > > > > On 18 Jul 2019, at 23:49, Eric Barnhill wrote: > > > > I suggested the fo

Re: [statistics] Proposed OLS grammar

2019-07-18 Thread Paul King
How does this relate to the OLS classes in commons math? https://commons.apache.org/proper/commons-math/javadocs/api-3.6.1/org/apache/commons/math3/stat/regression/OLSMultipleLinearRegression.html On Fri, Jul 19, 2019 at 8:50 AM Eric Barnhill wrote: > > I suggested the following grammar to aim fo

Re: [statistics] Proposed OLS grammar

2019-07-18 Thread Alex Herbert
> On 18 Jul 2019, at 23:49, Eric Barnhill wrote: > > I suggested the following grammar to aim for in our meeting today with the > developing OLS module. If you see anything you'd prefer to change let's > establish it now , if anyone doesn't like it later, it's on me. > > RegressionData data =

Re: [numbers-fraction] Double approximation constructor/factory method overhaul

2019-07-18 Thread Heinrich Bohne
So, I think the code I have so far is ripe for a pull request, so I submitted one. I changed the contracts of the epsilon and max-denominator factory methods, because the old specifications were not very useful, especially that of the max-denominator method – the only guarantee you could get from

[statistics] Proposed OLS grammar

2019-07-18 Thread Eric Barnhill
I suggested the following grammar to aim for in our meeting today with the developing OLS module. If you see anything you'd prefer to change let's establish it now , if anyone doesn't like it later, it's on me. RegressionData data = RegressionDataLoader.of(double[][] y, double[] x); Regression ols

Re: [ANNOUNCEMENT] Apache Commons VFS 2.4

2019-07-18 Thread sebb
On Thu, 18 Jul 2019 at 15:29, Gary Gregory wrote: > > On Thu, Jul 18, 2019 at 10:06 AM sebb wrote: > > > On Thu, 18 Jul 2019 at 14:25, Gary Gregory wrote: > > > > > > The Apache Commons VFS Project team is pleased to announce the release of > > > Apache Commons VFS Project 2.4. > > > > > > Apach

Re: [ANNOUNCEMENT] Apache Commons VFS 2.4

2019-07-18 Thread Gary Gregory
On Thu, Jul 18, 2019 at 10:06 AM sebb wrote: > On Thu, 18 Jul 2019 at 14:25, Gary Gregory wrote: > > > > The Apache Commons VFS Project team is pleased to announce the release of > > Apache Commons VFS Project 2.4. > > > > Apache Commons VFS is a Virtual File System library. > > > > New features

Re: [ANNOUNCEMENT] Apache Commons VFS 2.4

2019-07-18 Thread sebb
On Thu, 18 Jul 2019 at 14:25, Gary Gregory wrote: > > The Apache Commons VFS Project team is pleased to announce the release of > Apache Commons VFS Project 2.4. > > Apache Commons VFS is a Virtual File System library. > > New features and bug fix release. > > Changes in this version include: > >

Re: [commons-rng] branch master updated: Update SeedFactory use of SecureRandom to non-blocking on Linux systems.

2019-07-18 Thread Alex Herbert
On 18/07/2019 14:04, Gilles Sadowski wrote: Le jeu. 18 juil. 2019 à 14:21, Alex Herbert a écrit : On 18/07/2019 13:11, Gilles Sadowski wrote: Hello Alex. Le jeu. 18 juil. 2019 à 13:54, a écrit : This is an automated email from the ASF dual-hosted git repository. aherbert pushed a com

[ANNOUNCEMENT] Apache Commons VFS 2.4

2019-07-18 Thread Gary Gregory
The Apache Commons VFS Project team is pleased to announce the release of Apache Commons VFS Project 2.4. Apache Commons VFS is a Virtual File System library. New features and bug fix release. Changes in this version include: New features: o VFS-690: Allow to set key exchange algorithm explici

Re: [commons-rng] branch master updated: Update SeedFactory use of SecureRandom to non-blocking on Linux systems.

2019-07-18 Thread Gilles Sadowski
Le jeu. 18 juil. 2019 à 14:21, Alex Herbert a écrit : > > > On 18/07/2019 13:11, Gilles Sadowski wrote: > > Hello Alex. > > > > Le jeu. 18 juil. 2019 à 13:54, a écrit : > >> This is an automated email from the ASF dual-hosted git repository. > >> > >> aherbert pushed a commit to branch master >

Re: [commons-rng] branch master updated: Update SeedFactory use of SecureRandom to non-blocking on Linux systems.

2019-07-18 Thread Alex Herbert
On 18/07/2019 13:11, Gilles Sadowski wrote: Hello Alex. Le jeu. 18 juil. 2019 à 13:54, a écrit : This is an automated email from the ASF dual-hosted git repository. aherbert pushed a commit to branch master in repository https://gitbox.apache.org/repos/asf/commons-rng.git The following

Re: [commons-rng] branch master updated: Update SeedFactory use of SecureRandom to non-blocking on Linux systems.

2019-07-18 Thread Gilles Sadowski
Hello Alex. Le jeu. 18 juil. 2019 à 13:54, a écrit : > > This is an automated email from the ASF dual-hosted git repository. > > aherbert pushed a commit to branch master > in repository https://gitbox.apache.org/repos/asf/commons-rng.git > > > The following commit(s) were added to refs/heads/ma