p.s. Sorry for typos. Wrote this on the run from iPhone :-/ On Friday, May 29, 2009, Alexey Zakhlestin <[email protected]> wrote: > Hi, everyone. > I recently started to work with nemein and among other things working > on application karma task from current sprint. > > We talked with Niels Brett a yesterday and decided, that formula from here: > http://wiki.maemo.org/Task:Karma_for_applications wouldn't work. It is too > rough and will give a lot of spikes. Instead, I proposed another one. > Here is a little test-spreadsheet for formulas: > http://spreadsheets.google.com/ccc?key=reZ9v3xyJKfKhHAvs9gixqA > > Column F has formula which compares average data from latest week with > average data from last week. Also, it uses coefficients to make impact of > parameters smaller. It is not perfect, still (karma can get negative under > some circumstances, but that would be difficult to achieve). I like, that it > gives a smooth curve to karma and helps to highlight apps which recently > became more popular. > > Implementation of this formula will require 2 weeks of daily-stats. Niels > will start to gather those (we still need to discuss how those will be > stored). > > If you have any ideas on making formula better, I will be glad to > implement those. As soon as we have enough stats-data we would be able > to tweak formula and see results instantly > > -- > Alexey Zakhlestin > http://www.milkfarmsoft.com/ >
-- Alexey Zakhlestin http://www.milkfarmsoft.com/ _______________________________________________ maemo-community mailing list [email protected] https://lists.maemo.org/mailman/listinfo/maemo-community
