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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 pub-id-type="doi">10.32446/0368-1025it.2021-4-49-57</article-id><article-id custom-type="elpub" pub-id-type="custom">izmertech-1901</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>АКУСТИЧЕСКИЕ ИЗМЕРЕНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ACOUSTIC MEASUREMENTS</subject></subj-group></article-categories><title-group><article-title>Метод измерений показателя динамики эмоционального состояния пользователя по речевому сигналу в режиме реального времени</article-title><trans-title-group xml:lang="en"><trans-title>The method of real-time acoustic measurement of dynamical changes in the speaker’s emotional state</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>Савченко</surname><given-names>Л. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Savchenko</surname><given-names>L. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Людмила Васильевна Савченко</p><p>Нижний Новгород</p></bio><bio xml:lang="en"><p>Lyudmila V. Savchenko</p><p>Nizhniy Novgorod</p></bio><email xlink:type="simple">lsavchenko@hse.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>Савченко</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Savchenko</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Андрей Владимирович Савченко</p><p>Нижний Новгород</p></bio><bio xml:lang="en"><p>Andrey V. Savchenko</p><p>Nizhniy Novgorod</p></bio><email xlink:type="simple">avsavchenko@hse.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Национальный исследовательский университет «Высшая школа экономики»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>HSE University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>02</day><month>08</month><year>2023</year></pub-date><volume>0</volume><issue>4</issue><fpage>49</fpage><lpage>57</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Савченко Л.В., Савченко А.В., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Савченко Л.В., Савченко А.В.</copyright-holder><copyright-holder xml:lang="en">Savchenko L.V., Savchenko A.V.</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://www.izmt.ru/jour/article/view/1901">https://www.izmt.ru/jour/article/view/1901</self-uri><abstract><p>Рассмотрены проблемы внедрения систем с голосовым интерфейсом для дистанционного обслуживания населения. Эффективность таких систем может быть повышена за счёт автоматического анализа изменений эмоционального состояния пользователя в ходе диалога. Для измерений показателя динамики эмоционального состояния в режиме реального времени предложено использовать эффект звуковой (фонетической) вариативности речи пользователя на интервалах наблюдений небольшой (доли минуты) длительности. На основе теоретико-информационного подхода разработан метод акустических измерений динамики эмоционального состояния в условиях малых выборок с использованием масштабноинвариантой меры вариаций речевого сигнала в частотной области. Рассмотрен пример практической реализации данного метода в режиме мягкого реального времени. Показано, что в данном случае задержка получения результатов измерений не превышает 10–20 с. Результаты экспериментальных исследований подтвердили высокое быстродействие предложенного метода и его чувствительность к изменениям динамики эмоционального состояния под действием внешних возмущений. Разработанный метод можно использовать при внедрении автоматизированного контроля качества голосовых образцов пользователей единых биометрических систем. Также метод будет полезен для повышения безопасности путём бесконтактного выявления потенциально опасных лиц с краткосрочным нарушением психоэмоционального состояния.</p></abstract><trans-abstract xml:lang="en"><p>In this paper we consider the issues in implementations of interactive voice response systems with remote access. Their efficiency can be improved by automatically analyzing changes in the user's emotional state during the dialogue. In order to measure the indicator of the dynamics of the emotional statein real time, it is proposed to use the effect of sound (phonetic) variability of the user's speech at short intervals (fractions of a minute). The novel method of acoustic measurements in conditions of small samples has been developed based on information-theoretic approach by using a scale-invariant gain-optimized dissimilarity measure of the speech signals in the frequency domain. An example of its practical implementation in soft real time is considered. It is shown that the delay in obtaining the measurement results does not exceed in this case 10–20 sec. The experimental results confirmed the high speed of the proposed method and its sensitivity to changes in the emotional state under the influence of external noise. The proposed method can be used for automated quality control of voice samples of users in unified biometric systems, as well as to improve safety by non-contact identification of potentially dangerous persons with short-term psycho-emotional disorders.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>змерение динамики эмоционального состояния</kwd><kwd>акустические измерения</kwd><kwd>акустика речи</kwd><kwd>автоматическая обработка речи</kwd><kwd>проблема малых выборок</kwd><kwd>теоретико-информационный подход</kwd></kwd-group><kwd-group xml:lang="en"><kwd>measurement of dynamics in emotional state</kwd><kwd>acoustic measurements</kwd><kwd>speech acoustics</kwd><kwd>automatic speech processing</kwd><kwd>small-sample-size problem</kwd><kwd>information-theoretic approach</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">Davis S. 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