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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">izmertech</journal-id><journal-title-group><journal-title xml:lang="ru">Измерительная техника</journal-title><trans-title-group xml:lang="en"><trans-title>Izmeritel`naya Tekhnika</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0368-1025</issn><issn pub-type="epub">2949-5237</issn><publisher><publisher-name>ФГУП "ВНИИФТРИ"</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">izmertech-146</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОБЩИЕ ВОПРОСЫ МЕТРОЛОГИИ И ИЗМЕРИТЕЛЬНОЙ ТЕХНИКИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>GENERAL PROBLEMS OF METROLOGY AND MEASUREMENT TECHNIQUES</subject></subj-group></article-categories><title-group><article-title>Развитие концепции «неопределённости измерения» и пересмотр «Руководства по выражению неопределённости измерения». Ч. 2. Сравнительный анализ основных положений Руководства и их планируемых изменений</article-title><trans-title-group xml:lang="en"><trans-title></trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ефремова</surname><given-names>Н. Ю.</given-names></name></name-alternatives><email xlink:type="simple">efremova@belgim.by</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чуновкина</surname><given-names>А. Г.</given-names></name></name-alternatives><email xlink:type="simple">A.G.Chunovkina@vniim.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>Белорусский государственный институт метрологии</institution><country>Russian Federation</country></aff><aff xml:lang="ru" id="aff-2"><institution>Всероссийский научно-исследовательский институт метрологии</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2017</year></pub-date><pub-date pub-type="epub"><day>07</day><month>02</month><year>2023</year></pub-date><volume>0</volume><issue>5</issue><fpage>7</fpage><lpage>11</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; ФГУП "ВНИИФТРИ", 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">ФГУП "ВНИИФТРИ"</copyright-holder><copyright-holder xml:lang="en">ФГУП "ВНИИФТРИ"</copyright-holder><license xlink:href="https://www.izmt.ru/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://www.izmt.ru/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://www.izmt.ru/jour/article/view/146">https://www.izmt.ru/jour/article/view/146</self-uri><abstract><p>Выполнен сравнительный анализ ключевых положений текущего издания «Руководства по выражению неопределённости измерения» и их изменений, обусловленных планируемым пересмотром на основе байесовского подхода. Рассмотрены некоторые, наиболее значимые для практики, возможные изменения расчёта неопределённости измерения в связи с разработкой и внедрением новой редакции этого документа.</p></abstract><trans-abstract xml:lang="en"><p>А comparative analysis of the main key points from the current edition of the "Guide to the Expression of Uncertainty in Measurement» (GUM) and their changes due to the planned revision of the GUM based on the Bayesian approach was done. Some possible and most important from practical usage point of view changes that may affect the measurement uncertainty calculation as a result of development and realization of a new version of GUM are considered.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>стандартная неопределённость</kwd><kwd>коэффициент охвата</kwd><kwd>расширенная неопределённость</kwd><kwd>частотная концепция вероятности</kwd><kwd>байесовская (субъективная) вероятность</kwd><kwd>теорема Байеса</kwd><kwd>функция правдоподобия</kwd><kwd>standard uncertainty</kwd><kwd>coverage factor</kwd><kwd>expanded measurement uncertainty</kwd><kwd>frequency probability concept</kwd><kwd>Bayesian (subjective) probability</kwd><kwd>Bayes´ theorem</kwd><kwd>likelihood function</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Ефремова Н. Ю., Чуновкина А. Г. 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