Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Skipper Seabold
On Wed, Jul 6, 2011 at 7:14 PM, Christopher Jordan-Squire wrote: > On Wed, Jul 6, 2011 at 3:47 PM, wrote: >> On Wed, Jul 6, 2011 at 4:38 PM,   wrote: >> > On Wed, Jul 6, 2011 at 4:22 PM, Christopher Jordan-Squire >> >> Mean value replacement, or more generally single scalar value >> >> replaceme

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread josef . pktd
On Wed, Jul 6, 2011 at 7:14 PM, Christopher Jordan-Squire wrote: > > > On Wed, Jul 6, 2011 at 3:47 PM, wrote: >> >> On Wed, Jul 6, 2011 at 4:38 PM,   wrote: >> > On Wed, Jul 6, 2011 at 4:22 PM, Christopher Jordan-Squire >> > wrote: >> >> >> >> >> >> On Wed, Jul 6, 2011 at 1:08 PM, wrote: >> >>>

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Jordan-Squire
On Wed, Jul 6, 2011 at 3:47 PM, wrote: > On Wed, Jul 6, 2011 at 4:38 PM, wrote: > > On Wed, Jul 6, 2011 at 4:22 PM, Christopher Jordan-Squire > > wrote: > >> > >> > >> On Wed, Jul 6, 2011 at 1:08 PM, wrote: > >>> > >>> On Wed, Jul 6, 2011 at 3:38 PM, Christopher Jordan-Squire > >>> wrote: >

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Bruce Southey
On 07/06/2011 03:37 PM, Pierre GM wrote: > On Jul 6, 2011, at 10:11 PM, Bruce Southey wrote: > >> On 07/06/2011 02:38 PM, Christopher Jordan-Squire wrote: >>> >>> On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker >>> wrote: >>> Christopher Jordan-Squire wrote: If we follow those rules for

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Charles R Harris
On Wed, Jul 6, 2011 at 2:53 PM, Neal Becker wrote: > Christopher Barker wrote: > > > Dag Sverre Seljebotn wrote: > >> Here's an HPC perspective...: > > > >> At least I feel that the transparency of NumPy is a huge part of its > >> current success. Many more than me spend half their time in C/Fort

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Neal Becker
Christopher Barker wrote: > Dag Sverre Seljebotn wrote: >> Here's an HPC perspective...: > >> At least I feel that the transparency of NumPy is a huge part of its >> current success. Many more than me spend half their time in C/Fortran >> and half their time in Python. > > Absolutely -- and this

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread josef . pktd
On Wed, Jul 6, 2011 at 4:38 PM, wrote: > On Wed, Jul 6, 2011 at 4:22 PM, Christopher Jordan-Squire > wrote: >> >> >> On Wed, Jul 6, 2011 at 1:08 PM, wrote: >>> >>> On Wed, Jul 6, 2011 at 3:38 PM, Christopher Jordan-Squire >>> wrote: >>> > >>> > >>> > On Wed, Jul 6, 2011 at 11:38 AM, Christophe

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread josef . pktd
On Wed, Jul 6, 2011 at 4:22 PM, Christopher Jordan-Squire wrote: > > > On Wed, Jul 6, 2011 at 1:08 PM, wrote: >> >> On Wed, Jul 6, 2011 at 3:38 PM, Christopher Jordan-Squire >> wrote: >> > >> > >> > On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker >> > >> > wrote: >> >> >> >> Christopher Jor

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Pierre GM
On Jul 6, 2011, at 10:11 PM, Bruce Southey wrote: > On 07/06/2011 02:38 PM, Christopher Jordan-Squire wrote: >> >> >> On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker >> wrote: >> Christopher Jordan-Squire wrote: >> > If we follow those rules for IGNORE for all computations, we sometimes >

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Jordan-Squire
On Wed, Jul 6, 2011 at 1:08 PM, wrote: > On Wed, Jul 6, 2011 at 3:38 PM, Christopher Jordan-Squire > wrote: > > > > > > On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker < > chris.bar...@noaa.gov> > > wrote: > >> > >> Christopher Jordan-Squire wrote: > >> > If we follow those rules for IGNORE

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Bruce Southey
On 07/06/2011 02:38 PM, Christopher Jordan-Squire wrote: On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker mailto:chris.bar...@noaa.gov>> wrote: Christopher Jordan-Squire wrote: > If we follow those rules for IGNORE for all computations, we sometimes > get some weird output

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread josef . pktd
On Wed, Jul 6, 2011 at 3:38 PM, Christopher Jordan-Squire wrote: > > > On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker > wrote: >> >> Christopher Jordan-Squire wrote: >> > If we follow those rules for IGNORE for all computations, we sometimes >> > get some weird output. For example: >> > [ [1

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Jordan-Squire
On Wed, Jul 6, 2011 at 11:38 AM, Christopher Barker wrote: > Christopher Jordan-Squire wrote: > > If we follow those rules for IGNORE for all computations, we sometimes > > get some weird output. For example: > > [ [1, 2], [3, 4] ] * [ IGNORE, 7] = [ 15, 31 ]. (Where * is matrix > > multiply and n

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Barker
Christopher Jordan-Squire wrote: > If we follow those rules for IGNORE for all computations, we sometimes > get some weird output. For example: > [ [1, 2], [3, 4] ] * [ IGNORE, 7] = [ 15, 31 ]. (Where * is matrix > multiply and not * with broadcasting.) Or should that sort of operation > through

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Barker
Dag Sverre Seljebotn wrote: > Here's an HPC perspective...: > At least I feel that the transparency of NumPy is a huge part of its > current success. Many more than me spend half their time in C/Fortran > and half their time in Python. Absolutely -- and this point has been raised a couple times

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Matthew Brett
Hi, On Wed, Jul 6, 2011 at 6:54 PM, Christopher Jordan-Squire wrote: > > > On Wed, Jul 6, 2011 at 5:05 AM, Matthew Brett > wrote: >> >> Hi, >> >> Just for reference, I am using this as the latest version of the NEP - >> I hope it's current: >> >> >> https://github.com/m-paradox/numpy/blob/7b10c9

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Barker
Christopher Jordan-Squire wrote: > Here's a short-ish summary of the topics discussed in the conference > call this afternoon. Thanks, this is great! And thanks to all who participated in the call. > 3. Using IGNORE to signal a jagged array. e.g., [ [1, 2, IGNORE], > [IGNORE, 3, 4] ] should beh

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Christopher Jordan-Squire
On Wed, Jul 6, 2011 at 5:05 AM, Matthew Brett wrote: > Hi, > > Just for reference, I am using this as the latest version of the NEP - > I hope it's current: > > > https://github.com/m-paradox/numpy/blob/7b10c9ab1616b9100e98dd2ab80cef639d5b5735/doc/neps/missing-data.rst > > I'm mostly relaying stuf

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Dag Sverre Seljebotn
On 07/06/2011 02:27 PM, Dag Sverre Seljebotn wrote: > On 07/06/2011 02:05 PM, Matthew Brett wrote: >> Hi, >> >> Just for reference, I am using this as the latest version of the NEP - >> I hope it's current: >> >> https://github.com/m-paradox/numpy/blob/7b10c9ab1616b9100e98dd2ab80cef639d5b5735/doc/n

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Dag Sverre Seljebotn
On 07/06/2011 02:05 PM, Matthew Brett wrote: > Hi, > > Just for reference, I am using this as the latest version of the NEP - > I hope it's current: > > https://github.com/m-paradox/numpy/blob/7b10c9ab1616b9100e98dd2ab80cef639d5b5735/doc/neps/missing-data.rst > > I'm mostly relaying stuff I said, a

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-06 Thread Matthew Brett
Hi, Just for reference, I am using this as the latest version of the NEP - I hope it's current: https://github.com/m-paradox/numpy/blob/7b10c9ab1616b9100e98dd2ab80cef639d5b5735/doc/neps/missing-data.rst I'm mostly relaying stuff I said, although generally (please do correct me if I am wrong) I a

Re: [Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-05 Thread Benjamin Root
Thanks for these notes. Just a couple of thoughts as I looked over these notes. On Tue, Jul 5, 2011 at 6:46 PM, Christopher Jordan-Squire wrote: > 3. Using IGNORE to signal a jagged array. e.g., [ [1, 2, IGNORE], [IGNORE, > 3, 4] ] should behave exactly the same as [ [1 , 2] , [3 , 4] ]. Though

[Numpy-discussion] NA/Missing Data Conference Call Summary

2011-07-05 Thread Christopher Jordan-Squire
Here's a short-ish summary of the topics discussed in the conference call this afternoon. WARNING: I try to give examples for everything discussed to make it as concrete as possible. However, most of the examples were not explicitly discussed during the conference. I apologize in advance if I misch