On Tue, Nov 15, 2011 at 11:57 AM, Robert Kern wrote:
> On Tue, Nov 15, 2011 at 16:55, Gael Varoquaux
> wrote:
>> On Tue, Nov 15, 2011 at 05:46:52PM +0100, Andreas Müller wrote:
>>> My question was more along the lines of "why doesn't numpy do the online
>>> algorithm".
>>
>> It's probably a
On 11/15/2011 07:03 PM, Gael Varoquaux wrote:
> On Tue, Nov 15, 2011 at 05:57:14PM +, Robert Kern wrote:
>> Actually, last time I suggested it, it was brought up that the online
>> algorithms can be worse numerically. I'll try to find the thread.
> Indeed, especially for smallish datasets where
On Tue, Nov 15, 2011 at 05:57:14PM +, Robert Kern wrote:
> Actually, last time I suggested it, it was brought up that the online
> algorithms can be worse numerically. I'll try to find the thread.
Indeed, especially for smallish datasets where the memory overhead is not
an issue. I think that
On Tue, Nov 15, 2011 at 16:55, Gael Varoquaux
wrote:
> On Tue, Nov 15, 2011 at 05:46:52PM +0100, Andreas Müller wrote:
>> My question was more along the lines of "why doesn't numpy do the online
>> algorithm".
>
> It's probably a matter of nobody having had the time and the urge to code
> it
On 11/15/2011 06:02 PM, Warren Weckesser wrote:
On Tue, Nov 15, 2011 at 10:48 AM, Andreas Müller
mailto:amuel...@ais.uni-bonn.de>> wrote:
On 11/15/2011 05:46 PM, Andreas Müller wrote:
On 11/15/2011 04:28 PM, Bruce Southey wrote:
On 11/14/2011 10:05 AM, Andreas Müller wrote:
On Tue, Nov 15, 2011 at 10:48 AM, Andreas Müller
wrote:
> **
> On 11/15/2011 05:46 PM, Andreas Müller wrote:
>
> On 11/15/2011 04:28 PM, Bruce Southey wrote:
>
> On 11/14/2011 10:05 AM, Andreas Müller wrote:
>
> On 11/14/2011 04:23 PM, David Cournapeau wrote:
>
> On Mon, Nov 14, 2011 at 12:46 PM,
On Tue, Nov 15, 2011 at 05:46:52PM +0100, Andreas Müller wrote:
>My question was more along the lines of "why doesn't numpy do the online
>algorithm".
It's probably a matter of nobody having had the time and the urge to code
it, _and_ do all the extra steps necessary to integrate to the co
On 11/15/2011 05:46 PM, Andreas Müller wrote:
On 11/15/2011 04:28 PM, Bruce Southey wrote:
On 11/14/2011 10:05 AM, Andreas Müller wrote:
On 11/14/2011 04:23 PM, David Cournapeau wrote:
On Mon, Nov 14, 2011 at 12:46 PM, Andreas Müller
wrote:
Hi everybody.
When I did some normalization using
On 11/15/2011 04:28 PM, Bruce Southey wrote:
On 11/14/2011 10:05 AM, Andreas Müller wrote:
On 11/14/2011 04:23 PM, David Cournapeau wrote:
On Mon, Nov 14, 2011 at 12:46 PM, Andreas Müller
wrote:
Hi everybody.
When I did some normalization using numpy, I noticed that numpy.std uses
more ram
On 11/14/2011 10:05 AM, Andreas Müller wrote:
On 11/14/2011 04:23 PM, David Cournapeau wrote:
On Mon, Nov 14, 2011 at 12:46 PM, Andreas Müller
wrote:
Hi everybody.
When I did some normalization using numpy, I noticed that numpy.std uses
more ram than I was expecting.
A quick google search ga
On 11/14/2011 04:23 PM, David Cournapeau wrote:
> On Mon, Nov 14, 2011 at 12:46 PM, Andreas Müller
> wrote:
>> Hi everybody.
>> When I did some normalization using numpy, I noticed that numpy.std uses
>> more ram than I was expecting.
>> A quick google search gave me this:
>> http://luispedro.org
On Mon, Nov 14, 2011 at 12:46 PM, Andreas Müller
wrote:
> Hi everybody.
> When I did some normalization using numpy, I noticed that numpy.std uses
> more ram than I was expecting.
> A quick google search gave me this:
> http://luispedro.org/software/ncreduce
> The site claims that std and other re
Hi everybody.
When I did some normalization using numpy, I noticed that numpy.std uses
more ram than I was expecting.
A quick google search gave me this:
http://luispedro.org/software/ncreduce
The site claims that std and other reduce operations are implemented
naively with many temporaries.
Is tha
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