{"id":1895,"date":"2020-02-23T17:16:34","date_gmt":"2020-02-23T22:16:34","guid":{"rendered":"https:\/\/melindaozel.com\/?p=1895"},"modified":"2026-07-08T18:25:43","modified_gmt":"2026-07-08T22:25:43","slug":"cheek-raiser-vs-lid-tightener","status":"publish","type":"post","link":"https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/","title":{"rendered":"Elevador de mejillas vs. Tensor de p\u00e1rpados"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1895\" class=\"elementor elementor-1895\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07eba8d e-flex e-con-boxed e-con e-parent\" data-id=\"07eba8d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9f23a1f elementor-widget elementor-widget-video\" data-id=\"9f23a1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/6w6LL4EMIqo&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f3bcdd elementor-widget elementor-widget-heading\" data-id=\"4f3bcdd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">M\u00fasculo orbicular del ojo: el m\u00fasculo responsable de las expresiones AU6 y AU7<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d0c86f4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d0c86f4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2b7a0c35\" data-id=\"2b7a0c35\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-45cce4c0 elementor-widget elementor-widget-text-editor\" data-id=\"45cce4c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>El orbicular es un m\u00fasculo que rodea el ojo. Aunque es un solo m\u00fasculo, el orbicular puede contraerse en distintas secciones. Las dos secciones relevantes para esta discusi\u00f3n son el:<\/p><ul><li>zona orbital - o <em>levantador de mejillas<\/em> \/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Facial_Action_Coding_System#Codes_for_action_units\" target=\"_blank\" rel=\"noopener\">AU 6\u00a0<\/a><\/li><li>zona palpebral - o<em> tensor de tapa<\/em> \/ <a href=\"https:\/\/en.wikipedia.org\/wiki\/Facial_Action_Coding_System#Codes_for_action_units\" target=\"_blank\" rel=\"noopener\">AU7<\/a><\/li><\/ul><p>En FACS <a href=\"https:\/\/en.wikipedia.org\/wiki\/Facial_Action_Coding_System\" target=\"_blank\" rel=\"noopener\">Sistema de codificaci\u00f3n de acciones faciales<\/a>), el \u00e1rea orbital se conoce como \u00abelevador de la mejilla\u00bb o AU6; y el \u00e1rea palpebral se conoce como <em>tensor de la tapa, <\/em>o AU7.\u00a0<\/p><p>Si sigue los prototipos de emociones basados en Paul Ekman, <em>c<\/em>heek<em> recaudador<\/em>es clave para la tristeza y la felicidad (v\u00e9ase \"<a href=\"https:\/\/www.paulekman.com\/blog\/fake-smile-or-genuine-smile\/\" target=\"_blank\" rel=\"noopener\">Sonrisa de Duchenne<\/a>\u201d).** Tambi\u00e9n se observa en el contexto del dolor y es com\u00fan en muchas otras expresiones y situaciones.<\/p><p><strong><span style=\"text-decoration: underline;\">NOTA<\/span><\/strong>:<em>**<a href=\"https:\/\/melindaozel.com\/its-all-in-the-eyes-and-other-lies\/\" target=\"_blank\" rel=\"noopener\">Un post reciente - \"It's All in the Eyes and Other Lies\" (Todo est\u00e1 en los ojos y otras mentiras) desmonta la simplificaci\u00f3n generalizada de conceptos como las sonrisas de Duchenne.<\/a><\/em><\/p><p>El \u00abtensor de tapa\u00bb es una de las unidades de acci\u00f3n (AU) que aparecen en los prototipos de la ira; sin embargo, no est\u00e1 vinculado de manera exclusiva a la ira. <em>Tensor de tapas\u00a0<\/em>tambi\u00e9n puede utilizarse para expresar diversos estados, como somnolencia, concentraci\u00f3n, frustraci\u00f3n, problemas de visi\u00f3n, etc.\u00a0<\/p><p><strong><span style=\"text-decoration: underline;\">NOTA<\/span><\/strong>: <em>Como regla general, las UA en singular no definen ni representan necesariamente una emoci\u00f3n. El rostro es complicado y el significado debe deducirse de la informaci\u00f3n contextual adicional.\u00a0<\/em><\/p><hr \/><h2>Referencias y GIF de ejemplo<\/h2><ul><li><em>levantador de mejillas\u00a0<\/em><\/li><li><em>tensor de tapa<\/em><\/li><li><em>elevador de mejillas + tensor de p\u00e1rpados<\/em> combo<\/li><\/ul><p><strong><span style=\"text-decoration: underline;\">AVISO LEGAL<\/span>:<\/strong><em> Hice lo que pude para aislar las expresiones, pero siempre hay que tener cuidado con la contaminaci\u00f3n de las unidades de acci\u00f3n.\u00a0<\/em><\/p><h3>elevador de mejillas \/ AU 6 \/ orbicularis oculi, pars orbitalis<\/h3><p><img fetchpriority=\"high\" decoding=\"async\" data-recalc-dims=\"1\" class=\"wp-image-1933 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6part2.gif?resize=407%2C296&#038;ssl=1\" alt=\"6part2\" width=\"407\" height=\"296\" \/><\/p><p><div id='gallery-1' class='gallery galleryid-1895 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/au6_7neutral\/#main'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/au6_7neutral.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-1908\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/au6_7neutral.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/au6_7neutral.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/au6_7neutral.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1908'>\n\t\t\t\tneutro\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/6a\/#main'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-1909\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1909'>\n\t\t\t\ttraza AU 6\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/6mid\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"AU 6\" aria-describedby=\"gallery-1-1910\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1910'>\n\t\t\t\tmax AU 6 mostrado en GIF\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n<\/p><p style=\"text-align: center;\"><em>(1) neutro, (2) traza temprana de AU 6, (3) intensidad m\u00e1xima de 6 mostrada en este GIF\u00a0<\/em><\/p><p>En <em>levantador de mejillas<\/em> constri\u00f1e:<\/p><ul><li>la piel alrededor de los ojos se mueve con un movimiento de pellizco, tensando las esquinas externas de los ojos<\/li><li>las zonas externas y superiores de las mejillas se levantan<\/li><li>las partes media e interna del p\u00e1rpado inferior pueden verse ligeramente afectadas, pero son sobre todo las esquinas exteriores del ojo las que se tensan y pellizcan<\/li><li>pueden aparecer patas de gallo (arrugas en las esquinas externas de los ojos)<\/li><li>Las arrugas alrededor de los ojos se acumulan y se tensan, lo que puede hacer que las esquinas externas de las cejas se inclinen hacia abajo<\/li><li>las bolsas de los ojos pueden apelmazarse y arrugarse<\/li><\/ul><p>UAs 9 (<em>arruga la nariz<\/em>), 10 (<em>elevador del labio superior<\/em>), y 12 (<em>tiralabios<\/em>) tambi\u00e9n afectan a las zonas de las mejillas, pero lo hacen de formas muy distintas (que se comentar\u00e1n en otra ocasi\u00f3n).<\/p><p><span style=\"text-decoration: underline;\"><strong>NOTA<\/strong><\/span>: <em>El aspecto de <\/em>levantador de mejillas <em>cambiar\u00e1 significativamente con la edad y el peso. En algunas personas, las arrugas alrededor de los ojos pueden ser evidentes o no. <\/em><em>Las personas mayores suelen presentar un aspecto m\u00e1s arrugado y con bolsas m\u00e1s pronunciadas debajo de los ojos. Los ni\u00f1os y las personas con m\u00e1s grasa facial suelen presentar menos arrugas y bolsas m\u00e1s pronunciadas.<\/em><\/p><h4>Ejemplos adicionales de levantamiento de mejillas<\/h4><h3><img loading=\"lazy\" decoding=\"async\" data-recalc-dims=\"1\" class=\"alignnone wp-image-1937 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6gifcropped.gif?resize=350%2C252&#038;ssl=1\" alt=\"6gifcropped\" width=\"350\" height=\"252\" \/><\/h3><h3><img loading=\"lazy\" decoding=\"async\" data-recalc-dims=\"1\" class=\"alignnone wp-image-1939 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6GIFdiffsides-copy-1.gif?resize=346%2C358&#038;ssl=1\" alt=\"6GIFdifiere copia\" width=\"346\" height=\"358\" \/><\/h3><hr \/><h3>tensor del p\u00e1rpado \/ AU 7 \/ orbicularis oculi, pars palpebralis<\/h3><p><img loading=\"lazy\" decoding=\"async\" data-recalc-dims=\"1\" class=\"wp-image-1918 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/only7slow.gif?resize=383%2C406&#038;ssl=1\" alt=\"only7slow\" width=\"383\" height=\"406\" \/><\/p><p><div id='gallery-2' class='gallery galleryid-1895 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon portrait'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.27.34.png?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.27.34.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-1924\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.27.34.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.27.34.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.27.34.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-1924'>\n\t\t\t\tpostura neutra\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.28.31.png?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.28.31.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-1925\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.28.31.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.28.31.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.28.31.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-1925'>\n\t\t\t\ttraza AU 7\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.29.02.png?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.29.02.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-1926\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.29.02.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.29.02.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-16.29.02.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-1926'>\n\t\t\t\tintensidad m\u00e1xima de 7 mostrada en el GIF\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n<\/p><p style=\"text-align: center;\"><em>(1) neutro, (2) traza temprana de AU 7, (3) intensidad m\u00e1xima de 7 mostrada en este GIF\u00a0<\/em><\/p><p>En <em>tensor de tapa<\/em>:<\/p><ul><li>la piel debajo de los p\u00e1rpados inferiores tiende a empujar hacia arriba contra el globo ocular y hacia la nariz \/ conducto lagrimal<\/li><li>movimiento es muy diferente del de <em>levantador de mejillas<\/em> - como <em>levantador de mejillas<\/em> se centra en las esquinas exteriores de los ojos y la zona de las mejillas - y <em>tensor de tapa<\/em> no<\/li><li>los movimientos se concentran en las esquinas interiores de los ojos, estrechando el conducto lagrimal a medida que aumenta la intensidad<\/li><\/ul><p>Observe el recorrido de las arrugas en los GIF de arriba y en la imagen de abajo.<\/p><p><img loading=\"lazy\" decoding=\"async\" data-recalc-dims=\"1\" class=\"wp-image-1907 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?resize=465%2C486&#038;ssl=1\" alt=\"Screenshot-2020-02-23-15.47.45\" width=\"465\" height=\"486\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?w=1220&amp;ssl=1 1220w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?resize=287%2C300&amp;ssl=1 287w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?resize=979%2C1024&amp;ssl=1 979w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?resize=768%2C803&amp;ssl=1 768w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/Screenshot-2020-02-23-15.47.45.png?resize=1088%2C1138&amp;ssl=1 1088w\" sizes=\"(max-width: 465px) 100vw, 465px\" \/><\/p><hr \/><h3>elevador de mejillas + tensor de p\u00e1rpados \/ combo AU 6 + 7<\/h3><p><img loading=\"lazy\" decoding=\"async\" data-recalc-dims=\"1\" class=\"wp-image-1906 aligncenter\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6_7_67_closeup-2.gif?resize=495%2C360&#038;ssl=1\" alt=\"6_7_67_closeup-2\" width=\"495\" height=\"360\" \/><\/p><p>El GIF comienza con <em>levantador de mejillas<\/em> solo, entonces <em>tensor de tapa<\/em> creando un combo de 6+7.<\/p><p><div id='gallery-3' class='gallery galleryid-1895 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/6a\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-3-1909\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6a.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-3-1909'>\n\t\t\t\ttraza AU 6\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/6mid\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"AU 6\" aria-describedby=\"gallery-3-1910\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6mid.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-3-1910'>\n\t\t\t\tmax AU 6 mostrado en GIF\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/melindaozel.com\/es_mx\/cheek-raiser-vs-lid-tightener\/6_7sitestrong\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6_7sitestrong.png?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-3-1928\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6_7sitestrong.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6_7sitestrong.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2020\/02\/6_7sitestrong.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-3-1928'>\n\t\t\t\tintensidad m\u00e1xima de 6+7 mostrada en GIF\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n<\/p><p style=\"text-align: center;\"><em>(1) neutro, (2) traza temprana de AU 6 + 7, (3) intensidad m\u00e1xima de 6+7 mostrada en este GIF<\/em><em>\u00a0<\/em><\/p><p>Es m\u00e1s f\u00e1cil diferenciar <em>levantador de mejillas<\/em> y <em>tensor de tapa<\/em> cuando se puede ver la transici\u00f3n de uno a otro. El GIF anterior muestra<em> ...levantador de mejillas,<\/em> pero a mitad de camino <em>tensor de tapa<\/em> entra en la ecuaci\u00f3n, formando un combo.<\/p><p>El momento<em> tensor de tapa<\/em> llega deber\u00eda ser evidente. Cuando <em>tensor de tapa<\/em> comienza a activarse, el p\u00e1rpado inferior empuja m\u00e1s hacia arriba en la zona medial del ojo y hasta el conducto lagrimal, provocando que \u00e9ste se encoja significativamente.<\/p><p>En <em>levantador de mejillas<\/em> puede afectar al aspecto del conducto lagrimal en posturas extremas, la zona interna del ojo se ve afectada principalmente por<em> tensor de tapa<\/em>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-6de0091 e-flex e-con-boxed e-con e-parent\" data-id=\"6de0091\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a0e52e elementor-widget elementor-widget-text-editor\" data-id=\"8a0e52e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><strong><em>Qu\u00e9 hacer cuando su modelo o participante de datos no puede realizar la UA objetivo<\/em><\/strong><\/h2><p>Tanto si utiliza un modelo de expresi\u00f3n para plantear AUs para referencias art\u00edsticas de personajes, datos de aprendizaje autom\u00e1tico o investigaci\u00f3n acad\u00e9mica, se enfrentar\u00e1 a retos a la hora de adquirir ejemplos puros de <em>levantador de mejillas<\/em> y <em>tensor de tapa<\/em>. Es probable que encuentre rastros de cada UA en cualquiera de las poses intentadas. A menudo el modelo contraer\u00e1 <em>tensor de tapa<\/em> durante <em>levantador de mejillas<\/em>. Y en casos de alta intensidad <em>tensor de tapa<\/em>hay muchas posibilidades de que el modelo tambi\u00e9n se contraiga <em>...levantador de mejillas.<\/em><\/p><p>Otro error com\u00fan que hay que tener en cuenta al utilizar modelos de expresi\u00f3n -espec\u00edficamente para <em>levantador de mejillas<\/em> - es la adici\u00f3n err\u00f3nea del cigom\u00e1tico mayor, o <em>tiralabios<\/em> \/ AU12. Como la gente asocia <em>levantador de mejillas<\/em> con felicidad, y porque <em>levantador de mejillas<\/em> es una acci\u00f3n dif\u00edcil de aislar, muchas personas a\u00f1adir\u00e1n involuntariamente una sonrisa.<\/p><p>Las AU representan los elementos b\u00e1sicos que utilizamos para comunicar emociones, el habla y otra informaci\u00f3n social valiosa. Es esencial estar al tanto de las imprecisiones en tus referencias de AU, independientemente del prop\u00f3sito para el que las est\u00e9s observando. Para el aprendizaje autom\u00e1tico en visi\u00f3n computacional, estar al tanto de las imprecisiones en las AU es crucial para la integridad de los datos, especialmente cuando se consideran casos de uso de detecci\u00f3n de emociones. En el \u00e1mbito del arte, comprender tus referencias de AU es fundamental para preservar la esencia del comportamiento humano, la comunicaci\u00f3n y las emociones. Incluso si utilizas personajes estilizados, debes comprender tus referencias y c\u00f3mo se comportan en su forma original.<\/p><p>All\u00ed <em>son<\/em> algunas formas de mitigar los efectos de las UA co-activadas si est\u00e1 intentando aislar <em>levantador de mejillas<\/em> o <em>tensor de tapa<\/em>:<\/p><ul><li><span style=\"text-decoration: underline;\"><strong>para el arte de los personajes<\/strong><\/span>:<ul><li>Si es capaz de discernir las cualidades distintivas de cada acci\u00f3n, podr\u00e1 sustraer los efectos no deseados de las UAs co-activadas cuando est\u00e9 creando sus fotogramas 2D o formas de mezcla. Dichas cualidades pueden observarse mediante cambios en la distribuci\u00f3n de la grasa, la profundidad de las arrugas, el estiramiento de la piel, etc.<br \/><br \/><\/li><\/ul><\/li><li><span style=\"text-decoration: underline;\"><strong>para el aprendizaje autom\u00e1tico de la visi\u00f3n por ordenador<\/strong><\/span>:<ul><li>Si utiliza etiquetadores humanos entrenados para identificar UA distintas, as\u00ed como UA dentro de combinaciones, no importar\u00e1 si los datos de sus participantes son impuros. En este caso, los etiquetadores pueden clasificar los casos en los que los datos coinciden en varias UA como <em>levantador de mejillas<\/em> y <em>tensor de tapa<\/em>. Es necesario clasificar correctamente los datos contaminados para evitar que el modelo se entrene agrupando distintas acciones musculares. Agrupar acciones distintas es una mala pr\u00e1ctica de datos, ya que cada acci\u00f3n representa informaci\u00f3n utilizada para transmitir emoci\u00f3n, atenci\u00f3n, comunicaci\u00f3n, etc.<\/li><\/ul><\/li><\/ul><p><strong><span style=\"text-decoration: underline; color: #ff0000;\">ADVERTENCIA<\/span><\/strong>:\u00a0 <em>Aunque es posible separar manualmente los efectos de <\/em>levantador de mejillas<em> de los efectos de <\/em>tensor de tapa<em>, si su modelo o participante est\u00e1 co-activando el cigom\u00e1tico mayor, o <\/em>tiralabios<em> \/ AU 12 - usted definitivamente debe poner un poco de tiempo extra en el entrenamiento de su modelo para silenciar su cara inferior. El empuje de la distribuci\u00f3n de la grasa creada por el tir\u00f3n de los labios cambiar\u00e1 significativamente el aspecto de <\/em>levantador de mejillas<em>y no ser\u00e1 tan f\u00e1cil de diferenciar como<\/em> tensor de tapa<em>\u00a0y <\/em>levantador de mejillas<em>. Afortunadamente, es mucho m\u00e1s f\u00e1cil conseguir que tu modelo deje de sonre\u00edr que dejar de co-activar cualquiera de las dos secciones orbiculares.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a6522bb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a6522bb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a2bf61e\" data-id=\"6a2bf61e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e68c702 elementor-widget elementor-widget-spacer\" data-id=\"e68c702\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7933e4cc elementor-widget elementor-widget-heading\" data-id=\"7933e4cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Explora contenido gratuito similar<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44a3789a elementor-widget elementor-widget-spacer\" data-id=\"44a3789a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a0ec4dd elementor-widget elementor-widget-spacer\" data-id=\"4a0ec4dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b71079f e-grid e-con-boxed e-con e-parent\" data-id=\"b71079f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96b4861 elementor-widget elementor-widget-image\" data-id=\"96b4861\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/melindaozel.com\/facs-cheat-sheet\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?fit=900%2C600&amp;ssl=1\" class=\"attachment-large size-large wp-image-15233\" alt=\"Vista previa de la hoja de referencia del FACS (Sistema de Codificaci\u00f3n de Acciones Faciales) con ejemplos de movimientos de las unidades de acci\u00f3n\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/Facial-Action-Coding-System-Motion-References.webp?resize=18%2C12&amp;ssl=1 18w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Gu\u00eda r\u00e1pida de FACS con GIFs, desde expresiones neutras hasta poses.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66f44d2 elementor-widget elementor-widget-image\" data-id=\"66f44d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/melindaozel.com\/facs-lite-still-fast\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?fit=900%2C600&amp;ssl=1\" class=\"attachment-large size-large wp-image-15234\" alt=\"Vista previa de la gu\u00eda \u00abReferencias de im\u00e1genes FACS\u00bb, que muestra ejemplos de fotograf\u00edas fijas de unidades de acci\u00f3n\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/FACS-image-references.webp?resize=18%2C12&amp;ssl=1 18w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Hoja de referencia de im\u00e1genes FACS con comparativa lado a lado entre la imagen neutra y la de pose.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aed9fab elementor-widget elementor-widget-image\" data-id=\"aed9fab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/melindaozel.com\/arkit-to-facs-cheat-sheet\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?fit=900%2C600&amp;ssl=1\" class=\"attachment-large size-large wp-image-6921\" alt=\"Traducci\u00f3n de ARKit a FACS\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?resize=18%2C12&amp;ssl=1 18w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/05\/arkit-to-facs-sheet.png?resize=750%2C500&amp;ssl=1 750w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Los \u00abblendshapes\u00bb faciales de ARKit indican a qu\u00e9 acciones FACS y a qu\u00e9 m\u00fasculos faciales se corresponden.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67f17901 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"67f17901\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/melindaozel.com\/\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-home\" viewbox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M280.37 148.26L96 300.11V464a16 16 0 0 0 16 16l112.06-.29a16 16 0 0 0 15.92-16V368a16 16 0 0 1 16-16h64a16 16 0 0 1 16 16v95.64a16 16 0 0 0 16 16.05L464 480a16 16 0 0 0 16-16V300L295.67 148.26a12.19 12.19 0 0 0-15.3 0zM571.6 251.47L488 182.56V44.05a12 12 0 0 0-12-12h-56a12 12 0 0 0-12 12v72.61L318.47 43a48 48 0 0 0-61 0L4.34 251.47a12 12 0 0 0-1.6 16.9l25.5 31A12 12 0 0 0 45.15 301l235.22-193.74a12.19 12.19 0 0 1 15.3 0L530.9 301a12 12 0 0 0 16.9-1.6l25.5-31a12 12 0 0 0-1.7-16.93z\"><\/path><\/svg>\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Tanto si est\u00e1 utilizando un modelo de expresi\u00f3n para plantear AUs para la investigaci\u00f3n acad\u00e9mica, el aprendizaje autom\u00e1tico basado en productos o el arte de personajes, se enfrentar\u00e1 a retos a la hora de adquirir ejemplos puros de levantamiento de mejillas y apretamiento de 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