{"id":7478,"date":"2024-11-18T13:43:42","date_gmt":"2024-11-18T02:43:42","guid":{"rendered":"https:\/\/www.optalert.com\/?p=7478"},"modified":"2026-09-21T15:04:46","modified_gmt":"2026-09-21T05:04:46","slug":"alem-do-bac-apresentando-a-optalert-intoxication-scale","status":"publish","type":"post","link":"https:\/\/www.optalert.com\/pt\/beyond-bac-announcing-the-optalert-intoxication-scale\/","title":{"rendered":"Al\u00e9m da BAC: Apresentamos a Optalert Intoxication Scale"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"7478\" class=\"elementor elementor-7478\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section data-dce-background-color=\"#FFFFFF\" data-dce-background-overlay-color=\"#FFFFFF\" data-dce-background-overlay-image-url=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Drinking-and-laughing-at-bar.png\" class=\"elementor-section elementor-top-section elementor-element elementor-element-eec6a66 big elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eec6a66\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7cab7589\" data-id=\"7cab7589\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-6c6fa770 ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"6c6fa770\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In the second article in our three-part series on alcohol impairment, we unveil the discovery of a new biomarker: the Optalert Intoxication Scale. Optalert\u2019s algorithm detects alcohol-related driver impairment in real-time, unlocking a new chapter in road safety.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\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<section data-dce-background-image-url=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2023\/05\/bg-dots.svg\" class=\"elementor-section elementor-top-section elementor-element elementor-element-2cf4d28 dots big elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2cf4d28\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;background_motion_fx_translateY_effect&quot;:&quot;yes&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;,&quot;background_motion_fx_translateY_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:4,&quot;sizes&quot;:[]},&quot;background_motion_fx_translateY_affectedRange&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:{&quot;start&quot;:0,&quot;end&quot;:100}},&quot;background_motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5489207e\" data-id=\"5489207e\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-7ea6e95e ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"7ea6e95e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.optalert.com\/alcohol-impairment-bac-differences\/\">Our first article detailed how impairment persists for hours after blood alcohol concentration (BAC) declines.\u00a0<\/a><\/p><p>The study administered by <a href=\"https:\/\/keatechinc.com\/\" target=\"_blank\" rel=\"noopener\">KEA Technologies<\/a> began by measuring participants\u2019 baseline level of impairment before they consumed alcohol. Their BAC and impairment were then monitored across the day until their BAC dropped back to 0.00% (or 8 hours had passed). It emerged that BAC alone does not paint a complete picture of a driver\u2019s ability to operate a vehicle safely.\u00a0<\/p><p>These findings prompt the question: How should driver monitoring systems detect impairment due to alcohol?\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7089e042 highlight ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-heading\" data-id=\"7089e042\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_harakiri_text_clip&quot;:&quot;none&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Solution: Harness Eyelid Data to Measure Impairment<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54c59911 fatigue ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"54c59911\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Throughout the study, Optalert collected eyelid data to analyse how blinking behaviour correlates with psychomotor impairment.<\/p>\n<p>The participants were recorded using two cameras placed in the standard in-cabin positions:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<\/li><ul>\n<li>Centre location \u2013 dashboard driver monitoring system (DMS)<\/li>\n<li>Top right location \u2013 rear-view mirror occupant monitoring system (OMS)<\/li>\n<\/ul>\n\n<\/ul><div>We derived eyelid signals from these videos to develop our impairment detection algorithm.&nbsp;<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a92e4cc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a92e4cc\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\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-50 elementor-inner-column elementor-element elementor-element-9d313e4\" data-id=\"9d313e4\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-5da2f61 ob-has-background-overlay elementor-widget elementor-widget-image\" data-id=\"5da2f61\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"288\" height=\"237\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Picture1.jpg\" class=\"attachment-large size-large wp-image-7495\" alt=\"person undergoing driver impairment testing\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-9380aec\" data-id=\"9380aec\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-c759a81 ob-has-background-overlay elementor-widget elementor-widget-image\" data-id=\"c759a81\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"315\" height=\"237\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Picture2.jpg\" class=\"attachment-large size-large wp-image-7496\" alt=\"person undergoing driver impairment testing\" srcset=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Picture2.jpg 315w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Picture2-300x226.jpg 300w\" sizes=\"(max-width: 315px) 100vw, 315px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\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 class=\"elementor-element elementor-element-90af7c3 ob-has-background-overlay elementor-widget elementor-widget-spacer\" data-id=\"90af7c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_spacerat_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\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>\n\t\t\t\t<div class=\"elementor-element elementor-element-51da06e8 fatigue ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"51da06e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Our data scientists processed the videos to extract facial landmarks and generate eyelid closure signals.\u00a0<\/p><p>They then applied machine learning to develop an advanced algorithm that accurately detects alcohol-related impairment through subtle eyelid movements.\u00a0<\/p><p>It achieved astonishing predictive accuracy, confirming that eyelid movements reveal when a person is impaired from prior consumption of alcohol, even when they have a low BAC.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be8f459 ob-has-background-overlay elementor-widget elementor-widget-image\" data-id=\"be8f459\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/elementor\/thumbs\/Screenshot-2024-11-19-102435-qx9f7mp3c6fiop562ayp8gxh4rnkfn49af5a5lzbos.png\" title=\"Screenshot 2024-11-19 102435\" alt=\"eyelid diagram that shows The JDS algorithm derives 64 mathematical parameters from the eyelid signal and tracks them over time.\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6931f682 highlight ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-heading\" data-id=\"6931f682\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_harakiri_text_clip&quot;:&quot;none&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key discovery: Our technology detects impairment, not BAC <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-4852eb2c elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4852eb2c\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\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-66 elementor-inner-column elementor-element elementor-element-4a558b4b\" data-id=\"4a558b4b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-1074d9f5 fatigue ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"1074d9f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Optalert\u2019s data team developed a model solely from the eyelid signals captured by the cameras.<\/p><ul><li>The ground truth was<strong> impairment \u2013 not BAC.<\/strong><\/li><li>Impairment is defined as errors of omission in a Johns Test of Vigilance (JTV) greater than or equal to 5%.<\/li><\/ul><p>The resulting model achieved an extremely accurate area under curve.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d1b11b fatigue ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"2d1b11b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>AUC: 0.84<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3f57041c\" data-id=\"3f57041c\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;,&quot;motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\">\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-5459dffe elementor-widget__width-initial ob-has-background-overlay elementor-widget elementor-widget-image\" data-id=\"5459dffe\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1800\" height=\"1800\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph.png\" class=\"attachment-full size-full wp-image-7591\" alt=\"chart explaining &quot;The resulting model achieved an area under curve (AUC) of 0.84.&quot;\" srcset=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph.png 1800w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph-300x300.png 300w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph-1024x1024.png 1024w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph-150x150.png 150w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph-768x768.png 768w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/ROC_graph-1536x1536.png 1536w\" sizes=\"(max-width: 1800px) 100vw, 1800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6f7cbfe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6f7cbfe\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\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-inner-column elementor-element elementor-element-0407485\" data-id=\"0407485\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-f2527a8 ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"f2527a8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<figure id=\"attachment_7524\" aria-describedby=\"caption-attachment-7524\" style=\"width: 300px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/Trefor-Morgan-q98c8mb0x96yma490dxv8vyhoce4nrnorrwdzni8jc.jpg\" alt=\"Trefor Morgan headshot\" width=\"300\" height=\"300\" \/><figcaption id=\"caption-attachment-7524\" class=\"wp-caption-text\"><br \/>Dr. Trefor Morgan, General Manager R&amp;D, Optalert<\/figcaption><\/figure><p>\u201cThis discovery is a pivotal step in enhancing road safety,\u201d says Optalert General Manager R&amp;D, Dr. Trefor Morgan.\u00a0<\/p><p>\u201cMany drivers under the legal limit for BAC are still objectively impaired. We can now detect this in real-time and enact protective countermeasures, many of which are invisible to the driver. The adaptive cruise control could leave more space from the vehicle in front, the lane-keeping assistance can intervene more, and the driver can be encouraged to stop at the next rest stop,\u201d he explains.\u00a0<\/p><p><span style=\"text-align: justify;\">&#8220;With our eyelid-based impairment algorithm, we can detect the deterioration in cognition that arises after an elevated BAC. This technology will save thousands of lives by mitigating risk before it leads to an accident.\u201d<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-dce-background-color=\"#FFFFFF\" data-dce-background-overlay-color=\"#FFFFFF\" class=\"elementor-section elementor-top-section elementor-element elementor-element-76606a72 big elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"76606a72\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;background_background&quot;:&quot;gradient&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-31555a25\" data-id=\"31555a25\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-6155f37 highlight ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-heading\" data-id=\"6155f37\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_harakiri_text_clip&quot;:&quot;none&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Future: A New Safety Standard for the Road <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11b73951 fatigue ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"11b73951\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-7543 alignright\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/NEW-optalert_car_dashboard_and_steering_wheel_without_a_logo._The_c_da60fdf8-25ea-4351-b18c-82742f486b09-1-300x300.png\" alt=\"driver dashboard with driver impairment technology\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/NEW-optalert_car_dashboard_and_steering_wheel_without_a_logo._The_c_da60fdf8-25ea-4351-b18c-82742f486b09-1-300x300.png 300w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/NEW-optalert_car_dashboard_and_steering_wheel_without_a_logo._The_c_da60fdf8-25ea-4351-b18c-82742f486b09-1-150x150.png 150w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/NEW-optalert_car_dashboard_and_steering_wheel_without_a_logo._The_c_da60fdf8-25ea-4351-b18c-82742f486b09-1-768x768.png 768w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/NEW-optalert_car_dashboard_and_steering_wheel_without_a_logo._The_c_da60fdf8-25ea-4351-b18c-82742f486b09-1.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>The Optalert Intoxication Scale \u2013 OIS for short \u2013 marks a significant advancement in impairment detection, and builds on our Johns Drowsiness Scale (JDS) that detects impairment due to drowsiness.<\/p><p>Unlike BAC-based tests, which measure the amount of alcohol in the bloodstream, Optalert\u2019s eyelid model identifies when a driver is objectively at risk due to impairment, even when at lower BAC levels.<\/p><p>This capability will transform road safety by alerting drivers to their impaired state before risky driving behaviour occurs. In addition, it enables a lot of advanced driver assistance system (ADAS) countermeasures that would be invisible to the driver. These include:<\/p><ul><li style=\"list-style-type: none;\"><ul><li>Adaptive cruise control (ACC) could leave more space from the vehicle in front.<\/li><li>Lane-keeping assistance (LKA) could intervene more readily.<\/li><li>Automatic emergency braking (AEB) could increase sensitivity.<\/li><li>The cabin temperature could be reduced, the music volume could be increased, and the driver could be engaged by haptic feedback or another stimulatory mechanism that rouses their alertness.<\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-af7d5d1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af7d5d1\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b653d2b\" data-id=\"b653d2b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-11b0674 ob-has-background-overlay elementor-widget elementor-widget-image\" data-id=\"11b0674\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/optalert_eyelid_technology_that_uses_eye_blinks_to_detect_impai_c643cdec-dc66-4b43-af2e-a54652440eff-1.jpg\" class=\"attachment-large size-large wp-image-7564\" alt=\"optalert eyelid technology that detects impairment via eye blinks\" srcset=\"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/optalert_eyelid_technology_that_uses_eye_blinks_to_detect_impai_c643cdec-dc66-4b43-af2e-a54652440eff-1.jpg 1024w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/optalert_eyelid_technology_that_uses_eye_blinks_to_detect_impai_c643cdec-dc66-4b43-af2e-a54652440eff-1-300x300.jpg 300w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/optalert_eyelid_technology_that_uses_eye_blinks_to_detect_impai_c643cdec-dc66-4b43-af2e-a54652440eff-1-150x150.jpg 150w, https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/optalert_eyelid_technology_that_uses_eye_blinks_to_detect_impai_c643cdec-dc66-4b43-af2e-a54652440eff-1-768x768.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-a2d86ab\" data-id=\"a2d86ab\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\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-9368015 ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-heading\" data-id=\"9368015\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_harakiri_text_clip&quot;:&quot;none&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Optalert is solving driver impairment<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca9d973 ob-harakiri-inherit ob-has-background-overlay elementor-widget elementor-widget-text-editor\" data-id=\"ca9d973\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_ob_use_harakiri&quot;:&quot;yes&quot;,&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_postman_use&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;,&quot;_ob_poopart_use&quot;:&quot;yes&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>At Optalert, we are committed to advancing driver safety through innovative technology that identifies impairment before it becomes critical. Our innovative eyelid-based algorithms provide a new level of insight into driver alertness, paving the way for safer roads and fewer alcohol-related accidents.\u00a0<\/p><p><a href=\"https:\/\/www.optalert.com\/contact\/\">Interested in learning how Optalert can help you or your organisation enhance safety on the road? Contact us today to discover more about our pioneering impairment detection solutions.\u00a0<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>In the second article in our three-part series on alcohol impairment, we unveil the discovery of a new biomarker: the Optalert Intoxication Scale. Optalert\u2019s algorithm detects alcohol-related driver impairment in real-time, unlocking a new chapter in road safety. Our first article detailed how impairment persists for hours after blood alcohol concentration (BAC) declines.\u00a0 The study [&hellip;]<\/p>\n","protected":false},"featured_media":7598,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_seopress_titles_title":"Beyond BAC: Announcing the Optalert Intoxication Scale","_seopress_titles_desc":"We unveil the discovery of a new biomarker: the Optalert Intoxication Scale! An algorithm that detects alcohol-related driver impairment in real-time.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/LinkedIn-Preview-image-1200-x-627-px-4.jpg","_seopress_social_fb_img_attachment_id":7598,"_seopress_social_fb_img_width":1200,"_seopress_social_fb_img_height":627,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"https:\/\/www.optalert.com\/wp-content\/uploads\/2024\/11\/LinkedIn-Preview-image-1200-x-627-px-4.jpg","_seopress_social_twitter_img_attachment_id":7598,"_seopress_social_twitter_img_width":1200,"_seopress_social_twitter_img_height":627,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"impairment,driver impairment,bac","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[21],"tags":[117,118,115,116,120,119],"language":[135],"class_list":["post-7478","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-automotive","tag-bac","tag-blood-alcohol-content","tag-driver-impairment","tag-impairment","tag-intoxication","tag-optalert-intoxication-scale","language-english"],"_links":{"self":[{"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/posts\/7478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/comments?post=7478"}],"version-history":[{"count":1,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/posts\/7478\/revisions"}],"predecessor-version":[{"id":10350,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/posts\/7478\/revisions\/10350"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/media\/7598"}],"wp:attachment":[{"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/media?parent=7478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/categories?post=7478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/tags?post=7478"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/www.optalert.com\/pt\/wp-json\/wp\/v2\/language?post=7478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}