<div dir="ltr">Does it work for you to set<div><br></div><div>outer = np.multiply.outer<br><div><div class="gmail_extra"><br></div><div class="gmail_extra">?</div><div class="gmail_extra"><br></div><div class="gmail_extra">It's actually faster on my machine.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Apr 15, 2015 at 5:29 PM, <span dir="ltr"><<a href="mailto:josef.pktd@gmail.com" target="_blank">josef.pktd@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">On Wed, Apr 15, 2015 at 7:35 AM, Neil Girdhar <<a href="mailto:mistersheik@gmail.com">mistersheik@gmail.com</a>> wrote:<br>
> Yes, I totally agree. If I get started on the PR to deprecate np.outer,<br>
> maybe I can do it as part of the same PR?<br>
><br>
> On Wed, Apr 15, 2015 at 4:32 AM, Sebastian Berg <<a href="mailto:sebastian@sipsolutions.net">sebastian@sipsolutions.net</a>><br>
> wrote:<br>
>><br>
>> Just a general thing, if someone has a few minutes, I think it would<br>
>> make sense to add the ufunc.reduce thing to all of these functions at<br>
>> least in the "See Also" or "Notes" section in the documentation.<br>
>><br>
>> These special attributes are not that well known, and I think that might<br>
>> be a nice way to make it easier to find.<br>
>><br>
>> - Sebastian<br>
>><br>
>> On Di, 2015-04-14 at 22:18 -0400, Nathaniel Smith wrote:<br>
>> > I am, yes.<br>
>> ><br>
>> > On Apr 14, 2015 9:17 PM, "Neil Girdhar" <<a href="mailto:mistersheik@gmail.com">mistersheik@gmail.com</a>> wrote:<br>
>> > Ok, I didn't know that. Are you at pycon by any chance?<br>
>> ><br>
>> > On Tue, Apr 14, 2015 at 7:16 PM, Nathaniel Smith<br>
>> > <<a href="mailto:njs@pobox.com">njs@pobox.com</a>> wrote:<br>
>> > On Tue, Apr 14, 2015 at 3:48 PM, Neil Girdhar<br>
>> > <<a href="mailto:mistersheik@gmail.com">mistersheik@gmail.com</a>> wrote:<br>
>> > > Yes, I totally agree with you regarding np.sum and<br>
>> > np.product, which is why<br>
>> > > I didn't suggest np.add.reduce, np.multiply.reduce.<br>
>> > I wasn't sure whether<br>
>> > > cumsum and cumprod might be on the line in your<br>
>> > judgment.<br>
>> ><br>
>> > Ah, I see. I think we should treat them the same for<br>
>> > now -- all the<br>
>> > comments I made apply to a lesser or greater extent<br>
>> > (in particular,<br>
>> > cumsum and cumprod both do the thing where they<br>
>> > dispatch to .cumsum()<br>
>> > .cumprod() method).<br>
>> ><br>
>> > -n<br>
>> ><br>
>> > --<br>
>> > Nathaniel J. Smith -- <a href="http://vorpus.org" target="_blank">http://vorpus.org</a><br>
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>> ><br>
>> ><br>
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<br>
<br>
</div></div>I'm just looking at this thread.<br>
<br>
I see outer used quite often<br>
<br>
corrcoef = cov / np.outer(std, std)<br>
<br>
(even I use it sometimes instead of<br>
cov / std[:,None] / std<br>
<br>
Josef<br>
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