{"id":31413,"date":"2025-08-01T14:57:53","date_gmt":"2025-08-01T19:57:53","guid":{"rendered":"https:\/\/www.sr-research.com\/?page_id=31413"},"modified":"2025-08-05T14:12:39","modified_gmt":"2025-08-05T19:12:39","slug":"eye-tracking-neuron-recordings-and-faces","status":"publish","type":"page","link":"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-neuron-recordings-and-faces\/","title":{"rendered":"\u773c\u52a8\u8ffd\u8e2a\u3001\u795e\u7ecf\u5143\u8bb0\u5f55\u548c\u9762\u90e8"},"content":{"rendered":"<style>.wp-block-kadence-column.kb-section-dir-horizontal > .kt-inside-inner-col > .kt-info-box31413_9a3eb0-50 .kt-blocks-info-box-link-wrap{max-width:unset;}.kt-info-box31413_9a3eb0-50 .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid 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.kt-infobox-textcontent h2.kt-blocks-info-box-title{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;margin-top:5px;margin-right:0px;margin-bottom:10px;margin-left:0px;}.kt-info-box31413_9a3eb0-50 .kt-blocks-info-box-learnmore{background:transparent;border-width:0px 0px 0px 0px;padding-top:4px;padding-right:8px;padding-bottom:4px;padding-left:8px;margin-top:10px;margin-right:0px;margin-bottom:10px;margin-left:0px;}@media all and (max-width: 1024px){.kt-info-box31413_9a3eb0-50 .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid #ffffff;}}@media all and (max-width: 767px){.kt-info-box31413_9a3eb0-50 .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid #ffffff;}}<\/style>\n<div class=\"wp-block-kadence-infobox kt-info-box31413_9a3eb0-50\"><span class=\"kt-blocks-info-box-link-wrap info-box-link kt-blocks-info-box-media-align-left kt-info-halign-left\"><div class=\"kt-blocks-info-box-media-container\"><div class=\"kt-blocks-info-box-media kt-info-media-animate-none\"><div class=\"kadence-info-box-icon-container kt-info-icon-animate-none\"><div class=\"kadence-info-box-icon-inner-container\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_bookOpen kt-info-svg-icon\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M2 3h6a4 4 0 0 1 4 4v14a3 3 0 0 0-3-3H2z\"\/><path d=\"M22 3h-6a4 4 0 0 0-4 4v14a3 3 0 0 1 3-3h7z\"\/><\/svg><\/span><\/div><\/div><\/div><\/div><div class=\"kt-infobox-textcontent\"><h2 class=\"kt-blocks-info-box-title\">CASE STUDY: Neural Mechanisms of Face Familiarity and Learning<\/h2><p class=\"kt-blocks-info-box-text\"><\/p><\/div><\/span><\/div>\n\n\n<style>.kb-image31413_18c92e-aa .kb-image-has-overlay:after{opacity:0.3;}.kb-image31413_18c92e-aa img.kb-img, .kb-image31413_18c92e-aa .kb-img img{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}<\/style>\n<div class=\"wp-block-kadence-image kb-image31413_18c92e-aa\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"853\" src=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-scaled.jpg\" alt=\"Eye Tracking, Eye Tracker, Face Processing, Neural Encoding\" class=\"kb-img wp-image-31433\" srcset=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-18x6.jpg 18w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-300x100.jpg 300w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-768x256.jpg 768w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-1024x341.jpg 1024w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-1536x512.jpg 1536w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-2048x683.jpg 2048w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-scaled.jpg 2560w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure><\/div>\n\n\n\n<p>The recent study &#8220;<strong><a href=\"https:\/\/doi.org\/10.1016\/j.celrep.2023.113520\" target=\"_blank\" rel=\"noreferrer noopener\">Neural mechanisms of face familiarity and learning in the human amygdala and hippocampus<\/a><\/strong>&#8221; by Cao et al. (2024), published in <em>Cell Reports<\/em>, investigated the neural underpinnings of face familiarity and learning.&nbsp; The researchers combined single-neuron recordings in the human amygdala and hippocampus with simultaneous eye tracking. This case study outlines the benefits of integrating eye tracking with electrocorticography (ECoG) in such research, highlighting how this combined approach can provide a more comprehensive understanding of cognitive processes like face recognition.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-eye-tracking-with-electrocorticography-methodology\">Eye Tracking with Electrocorticography Methodology<\/h2>\n\n\n\n<p>The core of the Cao et al. study involved recording from single neurons in neurosurgical patients undergoing treatment for pharmacologically intractable epilepsy. This direct neural recording provides unparalleled temporal and spatial resolution for understanding neuronal responses. However, cognitive processes, especially those involving visual stimuli like face recognition, are not solely internal. They are often influenced by and reflected in overt behaviors, such as eye movements.<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77, .wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77[data-kb-block=\"kb-adv-heading31413_9a3ffa-77\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77[data-kb-block=\"kb-adv-heading31413_9a3ffa-77\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading31413_9a3ffa-77[data-kb-block=\"kb-adv-heading31413_9a3ffa-77\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading31413_9a3ffa-77 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading31413_9a3ffa-77\">Benefits of Combining Eye Tracking with Electrocorticography<\/h2>\n\n\n\n<p>The researchers monitored patient gaze during the face presentation tasks using an SR Research <strong><a href=\"https:\/\/www.sr-research.com\/eyelink-1000-plus\/\">Eyelink 1000 Plus <\/a><\/strong>eye tracker. The inclusion of eye-tracking data allowed the researchers to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Confirm Attention and Engagement:<\/strong> Eye tracking provides a direct measure of where a participant is looking and if they are actively attending to the stimuli. In the context of face recognition, this ensures that participants are indeed fixating on the faces presented, rather than looking away or disengaging from the task. This is crucial for validating neural responses to the visual stimuli.<\/li>\n\n\n\n<li><strong>Investigate Fixation Patterns:<\/strong> The study analyzed fixation densities within specific regions of interest (ROIs) like the eyes, mouth, and nose. While the primary neural findings in Cao et al. focused on representational distance rather than eye movement modulation, such data can reveal how attention is distributed across facial features during familiar versus unfamiliar face processing. Different fixation patterns might indicate distinct processing strategies for familiar versus novel faces.<\/li>\n\n\n\n<li><strong>Identify Potential Confounds:<\/strong> Eye tracking can help identify instances where a participant might not be fully compliant with the task instructions or if their gaze is erratic, potentially affecting the quality of neural data.&nbsp;<\/li>\n\n\n\n<li><strong>Bridge Neural Activity and Overt Behavior:<\/strong> By correlating neural activity with eye movements, researchers can gain insights into the interplay between brain processes and observable behaviors. Although the Cao et al. paper noted only &#8220;weak modulation of eye movements&#8221; by face familiarity, this finding itself is valuable, suggesting that while neural responses to familiarity are robust, the overt visual scanning patterns might not be as overtly differentiated under the specific task conditions. In other contexts, stronger correlations could highlight how neural signals drive specific eye movements, or how eye movements influence neural processing.<\/li>\n<\/ul>\n\n\n\n<p>ECoG provides detailed insights into localized brain activity, while eye tracking offers a window into the dynamic allocation of visual attention. Combining these methodologies allows for a more holistic understanding of cognitive processes, where researchers can investigate not only <em>what<\/em> the brain is doing, but also <em>how<\/em> visual information is being actively sampled and processed through eye movements. This integrated approach enriches the interpretation of neural data and strengthens the conclusions drawn regarding complex behaviors like face recognition and learning.<\/p>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-31413_8ca487-58 .kt-block-spacer{height:60px;}.wp-block-kadence-spacer.kt-block-spacer-31413_8ca487-58 .kt-divider{border-top-width:1px;height:1px;border-top-color:#eee;width:50%;border-top-style:solid;}<\/style>\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-31413_8ca487-58\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\"><hr class=\"kt-divider\"\/><\/div><\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1, .wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1[data-kb-block=\"kb-adv-heading31413_a967f3-b1\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1[data-kb-block=\"kb-adv-heading31413_a967f3-b1\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading31413_a967f3-b1[data-kb-block=\"kb-adv-heading31413_a967f3-b1\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading31413_a967f3-b1 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading31413_a967f3-b1\">For information regarding how eye tracking can help your research, check out our solutions and product pages or contact us. We are happy to help!<\/p>\n\n\n<div class=\"mai-columns has-xl-margin-top has-xl-margin-bottom\"><div class=\"mai-columns-wrap has-columns\" style=\"--column-gap:var(--spacing-xxxxl);--row-gap:var(--spacing-xl);--align-columns:start;--align-columns-vertical:center;\">\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/solutions\/\">Solutions<\/a><\/div>\n<\/div>\n\n<\/div>\n\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/hardware\/\">Products<\/a><\/div>\n<\/div>\n\n<\/div>\n\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/get-in-touch\/\">Get in Touch<\/a><\/div>\n<\/div>\n\n<\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>The recent study &#8220;Neural mechanisms of face familiarity and learning in the human amygdala and hippocampus&#8221; by Cao et al. (2024), published in Cell Reports, investigated the neural underpinnings of face familiarity and learning.&nbsp; The researchers combined single-neuron recordings in the human amygdala and hippocampus with simultaneous eye tracking. This case study outlines the benefits &hellip;<\/p>","protected":false},"author":3,"featured_media":0,"parent":30161,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"class_list":{"1":"page","2":"type-page","5":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Eye Tracking, Neuron Recordings, and Faces - Fast, Accurate, Reliable Eye Tracking<\/title>\n<meta name=\"description\" content=\"Study shows electrocorticography provides insight into brain activity, while eye tracking offers insight into allocation of visual attention.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-neuron-recordings-and-faces\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eye Tracking, Neuron Recordings, and Faces\" \/>\n<meta property=\"og:description\" content=\"Study shows electrocorticography provides insight into brain activity, while eye tracking offers insight into allocation of visual attention.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-neuron-recordings-and-faces\/\" \/>\n<meta property=\"og:site_name\" content=\"Fast, Accurate, Reliable Eye Tracking\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SR-Research-Ltd-640093842854433\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-05T19:12:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-face-processing-neural-encoding-1.0-scaled.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@SRResearchLtd\" \/>\n<meta name=\"twitter:label1\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.sr-research.com\\\/case-studies\\\/eye-tracking-neuron-recordings-and-faces\\\/\",\"url\":\"https:\\\/\\\/www.sr-research.com\\\/case-studies\\\/eye-tracking-neuron-recordings-and-faces\\\/\",\"name\":\"Eye Tracking, Neuron Recordings, and Faces - 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