Log Ctr Mean

Slice:	web_production
Index:	774
Name:	LogCtrMean
Group:
Description:	Weighted mean of log(query_clicks)/log(query_shows) for given host. Weights are proportional to log(query_shows) + 0.2.
Tags:	TG_STATIC TG_HOST TG_USER TG_USER_SEARCH TG_USER_SEARCH_ONLY TG_USER_EXT_DATA TG_L2 TG_USERFEAT TG_USERFEAT_90D TG_NN_OVER_FEATURES_USE TG_USERFEAT_CLICKS_SHOWS TG_FORMULA_2245_DEP_3 TG_DEPRECATED
Authors:	tsimkha
Responsibles:	tarum niknik