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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">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-2370</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>АННОТАЦИИ АНГЛОЯЗЫЧНЫХ СТАТЕЙ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ABSTRACTS ENGLISH-LANGUAGE ARTICLES</subject></subj-group></article-categories><title-group><article-title>Снижение матричного эффекта в лазерно-искровой эмиссионной спектроскопии с помощью кластеризации по удельной интенсивности</article-title><trans-title-group xml:lang="en"><trans-title>Specific-Intensity Clustering Method for Reducing Matrix Effect in Quantitative Analysis of Laser-Induced Breakdown Spectroscopy</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>Ли</surname><given-names>Ц.</given-names></name><name name-style="western" xml:lang="en"><surname>Li</surname><given-names>Q.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Qingzhou Li</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><email xlink:type="simple">zhouisme@126.com</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>Сюй</surname><given-names>Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Xu</surname><given-names>R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Ruiya Xu</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Хан</surname><given-names>У.</given-names></name><name name-style="western" xml:lang="en"><surname>Han</surname><given-names>W.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Wen Han</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ю.</surname><given-names>С.</given-names></name><name name-style="western" xml:lang="en"><surname>Yu</surname><given-names>Sh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Shenrui Yu</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сюй</surname><given-names>Х.</given-names></name><name name-style="western" xml:lang="en"><surname>Xu</surname><given-names>H.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Han Xu</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Донг</surname><given-names>С.</given-names></name><name name-style="western" xml:lang="en"><surname>Dong</surname><given-names>Ch.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Chunfa Dong</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сюй</surname><given-names>Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Xu</surname><given-names>L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>факультет машиностроения и электронной инженерии</p><p>Цзиндэчжэнь</p></bio><bio xml:lang="en"><p>Lei Xu</p><p>School of Mechanical and Electronic Engineering</p><p>Jingdezhen</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Цзиндэчжэньский университет керамики</institution><country>Китай</country></aff><aff xml:lang="en"><institution>Jingdezhen Ceramic University</institution><country>China</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>10</day><month>09</month><year>2026</year></pub-date><volume>93</volume><issue>3</issue><fpage>433</fpage><lpage>11</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ли Ц., Сюй Р., Хан У., Ю. С., Сюй Х., Донг С., Сюй Л., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Ли Ц., Сюй Р., Хан У., Ю. С., Сюй Х., Донг С., Сюй Л.</copyright-holder><copyright-holder xml:lang="en">Li Q., Xu R., Han W., Yu S., Xu H., Dong C., Xu L.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://zhps.ejournal.by/jour/article/view/2370">https://zhps.ejournal.by/jour/article/view/2370</self-uri><abstract><p>   В лазерно-искровой эмиссионной спектроскопии (LIBS) точность количественного определения с помощью традиционных стандартных методов калибровки часто неудовлетворительна главным образом из-за матричного эффекта. Для уменьшения влияния матричного эффекта предложен новый метод, названный кластеризацией по удельной интенсивности (SIC). Удельная интенсивность, определяемая как отношение интенсивности спектра к концентрации элемента, считается важной характеристикой образца. Эти характеристики способствуют эффективной кластеризации калибровочных образцов, что позволяет создавать множество более надежных калибровочных кривых. Путем объединения кластеризованных калибровочных образцов с алгоритмами машинного обучения создана классификационная модель. Неизвестные образцы могут быть классифицированы с помощью классификационной модели и предсказаны с помощью соответствующей калибровочной кривой. Практическая применимость предложенного метода SIC подтверждена путем обнаружения CaO, TFe2O3 и Li в образцах горных пород. По сравнению с традиционными стандартными методами калибровки метод SIC значительно снизил средние относительные ошибки прогнозируемого набора (AREP) для обнаруженных элементов CaO, TFe2O3 и Li в горных породах, при этом AREP уменьшились с 25.292, 14.114 и 14.12 % до 6.165, 5.481 и 5.137 % соответственно.</p></abstract><trans-abstract xml:lang="en"><p>   In laser-induced breakdown spectroscopy (LIBS), the quantitation accuracy with traditional standard calibration methods is often unsatisfactory, mainly because of the matrix effect. In this work, a novel method named specific-intensity clustering (SIC) was proposed to mitigate the influence of the matrix effect. The specific-intensity, which is defined as the ratio of the spectrum intensity to element concentration, is considered an essential characteristic of a sample. These specific-intensity features facilitate the effective clustering of calibration samples, thereby enabling the establishment of multiple, more robust, calibration curves. By combining the clustered calibration samples with machine-learning algorithms, a classification model was established. Unknown samples can be classified by the classification model and predicted by the proper calibration curve. The feasibility of the proposed SIC method was verified through the detection of CaO, TFe2O3, and Li in rock samples. Compared with traditional standard calibration methods, the SIC method significantly reduced the average relative errors of the prediction set (AREPs) for the detected CaO, TFe2O3, and Li elements in rocks, with the AREPs decreasing from 25.292, 14.114, and 14.12 % to 6.165, 5.481, and 5.137 %, respectively. This work demonstrates that the SIC method has excellent potential for reducing the influence of the matrix effect in LIBS quantitation.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>лазерно-искровая эмиссионная спектроскопия</kwd><kwd>кластеризация</kwd><kwd>количественный анализ</kwd><kwd>матричный эффект</kwd></kwd-group><kwd-group xml:lang="en"><kwd>laser-induced breakdown spectroscopy</kwd><kwd>clustering</kwd><kwd>quantitative analysis</kwd><kwd>matrix effect</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Исследование было проведено при финансовой поддержке Программы поддержки талантливых специалистов провинции Цзянси (20244BCE52208), научно-технический центр Чанчжоу. Программа (№ CE20232020) естественнонаучных исследований высших учебных заведений Цзянсу, Китай (24KJB140002)</funding-statement><funding-statement xml:lang="en">The research was financially supported by the Talent Team Program of Jiangxi Province (20244BCE52208), Changzhou Sci. &amp; Tech. 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