Yep, the LD50 code. S'what I said ;p.

On 23 November 2015 at 10:01, Mikhail Popov mpopov@wikimedia.org wrote:

BTW The user engagement doesn't rely on the page visit survival stuff.

I think Tomasz is talking about the drop in the metric that (as we know) is caused by the dwelltime metric not getting the data from event logging table it's supposed to get the data from.

On Sat, Nov 21, 2015 at 12:01 AM, Oliver Keyes okeyes@wikimedia.org wrote:

...

From the looks of things, the LD50 code is producing zero data (or, the data underlying it is wrong). Mikhail, thoughts?

I'm very much looking forward to being on a more scientific and robust basis for this kind of metric.

On 20 November 2015 at 20:10, Tomasz Finc tfinc@wikimedia.org wrote:

...

Oliver & Mikhail,

Could you guys review why user satisfaction KPI continues to be affected even after recent changes in

https://phabricator.wikimedia.org/T117617

CC'ing discovery@ so that others are aware of the issue

thanks

--tomasz

-- Oliver Keyes Count Logula Wikimedia Foundation

-- Mikhail Popov // Data Analyst, Discovery https://wikimediafoundation.org/

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