void logistic_regression::one_round(int label,Sparse_Vector& x) {
update_w(x);
//-----------------------预测p--------------------------------
//x.poisson_filter();
double p = w.dot_sum(x);
update_other(x,p,label);
}
int Csysarg_wish_wall::add(uint32_t userid, char* nick)
{
uint32_t count = 0;
get_rd_count(&count);
if(count < 900){
insert(userid, nick);
}
else{
int ret = update_old(userid);
if(ret == USER_ID_NOFIND_ERR){
ret = update_other(userid, nick);
}
}
return 0;
}
