RE: [VOTE] MADlib v1.9alpha-rc1

2016-02-23 Thread WangChenLiang
+1 > Subject: Re: [VOTE] MADlib v1.9alpha-rc1 > From: xt...@pivotal.io > Date: Mon, 22 Feb 2016 22:50:13 -0800 > To: dev@madlib.incubator.apache.org > > +1 > > > On Feb 22, 2016, at 10:30 PM, Rahul Iyer wrote: > > > > +1 (binding) > > On Feb 22, 2016 9:59 PM, "Atri Sharma" wrote: > > > >> +1

FW: How to contribute a spatial module to MADlib manipulating objects from PostGIS

2016-01-12 Thread WangChenLiang
Sorry, the link of attachment (http://1drv.ms/1ZjAiCg) is lost in the previous letter. > From: hi181904...@msn.com > To: dev@madlib.incubator.apache.org > Subject: RE: How to contribute a spatial module to MADlib manipulating > objects from PostGIS > Date: Wed, 13 Jan 2016 11:09:17 +0800 > >

RE: How to contribute a spatial module to MADlib manipulating objects from PostGIS

2016-01-12 Thread WangChenLiang
Hi ,Caleb and Ivan! Thanks for your attention and help. I reviewed the previous draft and find something inappropriate. The archive containing the new draft and example code is attached in the letter which would be more reasonable than the earlier edition. Please

RE: How to contribute a spatial module to MADlib manipulating objects from PostGIS

2016-01-05 Thread WangChenLiang
Hi MADlib Developers, To follow Ivan and Frank's suggestion, I am trying to propose the description and interface of Geographically weighted regression (GWR). PostGIS functions will be invoked to compute distance in some CRS and extract rectangle coordinates of study area. If MADlib doe

RE: How to contribute a spatial module to MADlib manipulating objects from PostGIS

2015-12-20 Thread WangChenLiang
Thanks Frank for your answer and advice. I will be carefully reading documentation and writing down the functions and the interface . > Date: Fri, 18 Dec 2015 09:18:22 -0800 > Subject: Re: How to contribute a spatial module to MADlib manipulating > objects from PostGIS > From: fmcquil...@pivota