{"id":5941,"date":"2020-09-21T09:42:27","date_gmt":"2020-09-21T02:42:27","guid":{"rendered":"https:\/\/vinatom.gov.vn\/?p=5941"},"modified":"2020-09-21T09:42:27","modified_gmt":"2020-09-21T02:42:27","slug":"inst-mc-phan-mem-danh-gia-do-khong-dam-bao-do-trong-cac-phep-do-buc-xa-hat-nhan-bang-phuong-phap-monte-carlo","status":"publish","type":"post","link":"https:\/\/vinatom.gov.vn\/inst-mc-phan-mem-danh-gia-do-khong-dam-bao-do-trong-cac-phep-do-buc-xa-hat-nhan-bang-phuong-phap-monte-carlo\/","title":{"rendered":"INST-MC \u2013 ph\u1ea7n m\u1ec1m \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o trong c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 h\u1ea1t nh\u00e2n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p Monte Carlo"},"content":{"rendered":"<p style=\"text-align: justify;\">Trong b\u1ea5t k\u00ec ph\u00e9p \u0111o th\u1ef1c nghi\u1ec7m n\u00e0o, vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o c\u1ea7n \u00a0\u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi n\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o, k\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p \u0111o s\u1ebd kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi nhau, c\u0169ng nh\u01b0 kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi gi\u00e1 tr\u1ecb tham chi\u1ebfu d\u1eabn t\u1edbi k\u1ebft qu\u1ea3 \u0111o kh\u00f4ng \u0111\u00e1ng tin c\u1eady. Tuy nhi\u00ean, trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t kh\u00f3 kh\u0103n do \u0111i\u1ec1u ki\u1ec7n c\u1ee7a ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c t\u00ednh ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e9p \u0111o. M\u1ed9t s\u1ed1 t\u1ed5 ch\u1ee9c qu\u1ed1c t\u1ebf l\u1edbn nh\u01b0 BIPM, ILAC, IUPAC, IUPA, OIML \u0111\u00e3 tham gia so\u1ea1n th\u1ea3o t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 gi\u00fap cho vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t, khoa h\u1ecdc v\u00e0 ch\u00ednh x\u00e1c. Theo \u0111\u00f3, b\u1ea3n h\u01b0\u1edbng d\u1eabn \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o \u201c<em>Guide to Expression of Uncertainty in Measurement<\/em>\u201d ra \u0111\u1eddi v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 GUM. M\u1eb7c d\u00f9 \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec1u th\u00e0nh c\u00f4ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1 r\u1ed9ng r\u00e3i nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p m\u00f4 t\u1ea3 trong GUM kh\u00f4ng th\u1ec3 \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p. Ph\u01b0\u01a1ng ph\u00e1p Monte Carlo \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t nh\u01b0 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 tin c\u1eady v\u00e0 b\u1ed5 tr\u1ee3 cho ph\u01b0\u01a1ng ph\u00e1p GUM trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Trung t\u00e2m An to\u00e0n b\u1ee9c x\u1ea1 thu\u1ed9c Vi\u1ec7n Khoa h\u1ecdc v\u00e0 K\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n hi\u1ec7n \u0111ang \u00e1p d\u1ee5ng \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o theo c\u00e1c h\u01b0\u1edbng d\u1eabn c\u1ee7a IAEA v\u00e0 GUM. Tuy nhi\u00ean, trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 kh\u00f4ng ch\u00ednh x\u00e1c do s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p x\u1ea5p x\u1ec9 v\u00e0 c\u00e1c gi\u1ea3 thi\u1ebft l\u00ed t\u01b0\u1edfng, m\u1eb7t kh\u00e1c qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n ch\u01b0a \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng h\u00f3a d\u1eabn \u0111\u1ebfn m\u1ea5t nhi\u1ec1u th\u1eddi gian x\u1eed l\u00fd s\u1ed1 li\u1ec7u v\u00e0 d\u1ec5 sai s\u00f3t trong khi nh\u1eadp d\u1eef li\u1ec7u. \u0110\u1ec3 h\u1ea1n ch\u1ebf \u0111i\u1ec1u n\u00e0y, m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh m\u00e1y t\u00ednh \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p Monte Carlo \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u1edbi t\u00ean g\u1ecdi <em>INST-MC<\/em>. Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y gi\u00fap \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng v\u00e0 ch\u00ednh x\u00e1c d\u1ef1a tr\u00ean d\u1eef li\u1ec7u v\u00e0 m\u00f4 h\u00ecnh t\u00ednh to\u00e1n \u0111\u01b0a ra b\u1edfi ng\u01b0\u1eddi s\u1eed d\u1ee5ng ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111o. M\u1ed9t s\u1ed1 c\u00e1c k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n s\u1eed d\u1ee5ng <em>INST-MC<\/em> \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 so s\u00e1nh v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o <em>NIST Uncertainty Machine<\/em> c\u1ee7a Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 qu\u1ed1c gia Hoa K\u1ef3 (NIST). K\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n cho th\u1ea5y \u0111\u1ed9 l\u1ec7ch gi\u1eefa hai ch\u01b0\u01a1ng tr\u00ecnh kh\u00f4ng qu\u00e1 1% \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 ph\u00e9p \u0111o b\u1ee9c x\u1ea1 h\u1ea1t nh\u00e2n th\u1ef1c hi\u1ec7n t\u1ea1i Trung t\u00e2m An to\u00e0n b\u1ee9c x\u1ea1 v\u00e0 Trung t\u00e2m Quan tr\u1eafc v\u00e0 \u0110\u00e1nh gi\u00e1 t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng thu\u1ed9c Vi\u1ec7n Khoa h\u1ecdc v\u00e0 K\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5942\" src=\"https:\/\/vinatom.gov.vn\/wp-content\/uploads\/2020\/09\/21.9.20.1.png\" alt=\"\" width=\"800\" height=\"415\" \/>H\u00ecnh \u1ea3nh: Giao di\u1ec7n c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o INST-MC<\/em><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Ph\u1ea7n m\u1ec1m INST-MC l\u00e0 k\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n \u0111\u1ec1 t\u00e0i khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ea5p c\u01a1 s\u1edf \u201c\u0110\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p Monte Carlo trong c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 h\u1ea1t nh\u00e2n\u201d do ThS. B\u00f9i \u0110\u1ee9c K\u1ef3, nghi\u00ean c\u1ee9u vi\u00ean Trung t\u00e2m An to\u00e0n b\u1ee9c x\u1ea1 l\u00e0m ch\u1ee7 nhi\u1ec7m. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m t\u00ednh to\u00e1n truy\u1ec1n sai s\u1ed1 theo ph\u01b0\u01a1ng ph\u00e1p Monte Carlo \u0111\u1ea3m b\u1ea3o ch\u00ednh x\u00e1c, giao di\u1ec7n d\u1ec5 s\u1eed d\u1ee5ng. Ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng t\u1ea1i Vi\u1ec7n Khoa h\u1ecdc v\u00e0 K\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n.<\/p>\n<p style=\"text-align: justify;\"><em>\u00a0<\/em><\/p>\n<p style=\"text-align: right;\"><strong>Vi\u1ec7n Khoa h\u1ecdc v\u00e0 K\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong b\u1ea5t k\u00ec ph\u00e9p \u0111o th\u1ef1c nghi\u1ec7m n\u00e0o, vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o c\u1ea7n \u00a0\u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi n\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111o, k\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p \u0111o s\u1ebd kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi nhau, c\u0169ng nh\u01b0 kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi gi\u00e1 tr\u1ecb tham chi\u1ebfu d\u1eabn [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5942,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-5941","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-hoat-dong-cua-vien"],"_links":{"self":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/5941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/comments?post=5941"}],"version-history":[{"count":0,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/5941\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/media?parent=5941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/categories?post=5941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/tags?post=5941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}