?? ????? ??? ????? ?????? ?? ??? ???????? ? ?? ??? ?????? ??? ????? ????? ???? ?????? ?????? ????????? ?? ?? ??? ????? ???? ????? ????? ????? ???? ?? ????? ??? ?????????. ??????? ??????? ?? ??? ??? ????? ?? ??????, ???? ???????? ??? ????? ??? threshold ?? ???? ?????. ?????????? ?????? ?????? ?? ???????. ????? ???????| estão ???? ??????