def user_var_change(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
delta = [(new - dead) for new,dead in adeadgained]
return ca.make_feature('var_change', variance(delta))
def user_mean_dead(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
#for alive,dead in adeadtotal: print alive,",",dead
return ca.make_feature('mean_alive_notes',mean( [dead for alive,dead in adeadtotal ] ))
def user_var_change(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
delta = [(new - dead) for new, dead in adeadgained]
return ca.make_feature('var_change', variance(delta))
def user_percent_active_days(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
if (totDays <= 1 or activeDays <= 1): print '!!!!!!!!!!!!!!! ',userid,' has only 1 active day'
return ca.make_feature('percent_days_active',activeDays / (1.0*totDays))
def user_mean_day_add(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
return ca.make_feature('mean_new_notes_per_day',
mean([alive for alive, dead in adeadgained]))
def user_var_day_del(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
return ca.make_feature('var_del_notes_per_day',
variance([dead for alive, dead in adeadgained]))
def user_mean_dead(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
#for alive,dead in adeadtotal: print alive,",",dead
return ca.make_feature('mean_alive_notes',
mean([dead for alive, dead in adeadtotal]))
def user_percent_active_days(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
if (totDays <= 1 or activeDays <= 1):
print '!!!!!!!!!!!!!!! ', userid, ' has only 1 active day'
return ca.make_feature('percent_days_active', activeDays / (1.0 * totDays))
def user_var_alive_percent(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays, activeDays, adeadtotal, adeadgained = _walk_cache[userid]
return ca.make_feature(
'variance_alive_notes',
variance([(alive / (1.0 * (alive + dead + 0.00001)))
for alive, dead in adeadtotal]))
def user_var_day_del(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
return ca.make_feature('var_del_notes_per_day',variance([dead for alive,dead in adeadgained ] ))
def user_notes_owned(user):
return ca.make_feature('user_notes_owned',Note.objects.filter(owner=user).count())
def user_mean_day_add(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
return ca.make_feature('mean_new_notes_per_day',mean([alive for alive,dead in adeadgained ] ))
def user_var_alive_percent(userid):
global _walk_cache
if userid not in _walk_cache:
_walk_cache[userid] = userWalk(User.objects.filter(id=userid)[0])
totDays,activeDays,adeadtotal,adeadgained = _walk_cache[userid]
return ca.make_feature('variance_alive_notes',variance( [(alive/(1.0*(alive+dead+0.00001))) for alive,dead in adeadtotal ] ))
def user_searches_per_day(user):
import jv3.study.ca_search
normed,adays = jv3.study.ca_search.searches_per_day(User.objects.filter(id=user))
total = reduce(lambda x,y : x+y, normed.values(), 0)
return ca.make_feature("user_searches_per_day", total)
def user_notes_owned(user):
return ca.make_feature('user_notes_owned',
Note.objects.filter(owner=user).count())
def user_searches_per_day(user):
import jv3.study.ca_search
normed, adays = jv3.study.ca_search.searches_per_day(
User.objects.filter(id=user))
total = reduce(lambda x, y: x + y, normed.values(), 0)
return ca.make_feature("user_searches_per_day", total)