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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-205</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>Статьи</subject></subj-group></article-categories><title-group><article-title>УСТАНОВЛЕНИЕ ГЕНЕТИЧЕСКИ МОДИФИЦИРОВАННОГО САХАРНОГО ТРОСТНИКА С ИСПОЛЬЗОВАНИЕМ ТЕРАГЕРЦОВОЙ СПЕКТРОСКОПИИ И ХЕМОМЕТРИИ</article-title><trans-title-group xml:lang="en"><trans-title>DETECTION OF GENETICALLY MODIFIED SUGARCANE BY USING TERAHERTZ SPECTROSCOPY AND CHEMOMETRICS</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>Liu</surname><given-names>J. .</given-names></name><name name-style="western" xml:lang="en"><surname>Liu</surname><given-names>J. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</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>Xie</surname><given-names>H. .</given-names></name><name name-style="western" xml:lang="en"><surname>Xie</surname><given-names>H. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Zha</surname><given-names>B. .</given-names></name><name name-style="western" xml:lang="en"><surname>Zha</surname><given-names>B. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ding</surname><given-names>W. .</given-names></name><name name-style="western" xml:lang="en"><surname>Ding</surname><given-names>W. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Luo</surname><given-names>J. .</given-names></name><name name-style="western" xml:lang="en"><surname>Luo</surname><given-names>J. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Hu</surname><given-names>C. .</given-names></name><name name-style="western" xml:lang="en"><surname>Hu</surname><given-names>C. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-3"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Колледж продовольственной науки, Юго-западный университет; Гуйлиньский университет электронных технологий</institution></aff><aff xml:lang="en"><institution>College of Food Science, Southwest University; Guilin University of Electronic Technology</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Школа электротехники, Университет Цзюцзян</institution></aff><aff xml:lang="en"><institution>School of Electrical Engineering, Jiujiang University</institution></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Гуйлиньский университет электронных технологий</institution></aff><aff xml:lang="en"><institution>Guilin University of Electronic Technology</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>10</day><month>03</month><year>2020</year></pub-date><volume>85</volume><issue>1</issue><fpage>129</fpage><lpage>134</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Liu J..., Xie H..., Zha B..., Ding W..., Luo J..., Hu C..., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Liu J..., Xie H..., Zha B..., Ding W..., Luo J..., Hu C...</copyright-holder><copyright-holder xml:lang="en">Liu J..., Xie H..., Zha B..., Ding W..., Luo J..., Hu C...</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/205">https://zhps.ejournal.by/jour/article/view/205</self-uri><abstract><p>Предложена методология идентификации генетически модифицированного сахарного тростника, основанная на использовании терагерцовой спектроскопии и хемометрии, а также линейного дискриминантного анализа (LDA), векторного дискриминантного анализа (SVM-DA) и метода частичных наименьших квадратов (PLS-DA). Получено, что лучшие результаты дает PLS-DA, позволяющий идентифицировать вещество с 98% вероятностью. Показано, что терагерцовая спектроскопия и хемометрия - мощный инструмент, позволяющий различать генетически и негенетически модифицированный сахарный тростник. </p></abstract><trans-abstract xml:lang="en"><p>A methodology is proposed to identify genetically modified sugarcane from non-genetically modified sugarcane by using terahertz spectroscopy and chemometrics techniques, including linear discriminant analysis (LDA), support vector machine-discriminant analysis (SVM-DA), and partial least squares-discriminant analysis (PLS-DA). The classification rate of the above mentioned methods is compared, and different types of preprocessing are considered. According to the experimental results, the best option is PLS-DA, with an identification rate of 98%. The results indicated that THz spectroscopy and chemometrics techniques are a powerful tool to identify genetically modified and non-genetically modified sugarcane.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>терагерцовая спектроскопия</kwd><kwd>генетически модифицированный</kwd><kwd>спектроскопия</kwd><kwd>хемометрия</kwd><kwd>terahertz spectroscopy</kwd><kwd>genetically modified</kwd><kwd>spectroscopy</kwd><kwd>chemometrics</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">Jianjun Liu, Lili Mao, Jinfeng Ku, Jun He, Opt. Quantum Electron., 48, No. 2, 167-173 (2016).</mixed-citation><mixed-citation xml:lang="en">Jianjun Liu, Lili Mao, Jinfeng Ku, Jun He, Opt. 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