[Webkit-unassigned] [Bug 180126] Add a test health page.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=180126

--- Comment #13 from Ryosuke Niwa <rniwa at webkit.org> ---
Comment on attachment 328751
  --> https://bugs.webkit.org/attachment.cgi?id=328751
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=328751&action=review

> Websites/perf.webkit.org/public/v3/components/test-health-status.js:23
> +            const rating = 1 / (1 + Math.pow(1.2, hoursSinceLastDataPoint - this._warningHourBaseline));

This is a logistic function: https://en.wikipedia.org/wiki/Logistic_function
It's probably better if we used the standard form: 1 / (1 + Math.exp(- Math.log(1.2) * (x - x_0)))

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.webkit.org/pipermail/webkit-unassigned/attachments/20171213/5c2d135b/attachment.html>