{"id":22316,"date":"2024-08-09T09:47:08","date_gmt":"2024-08-09T13:47:08","guid":{"rendered":"https:\/\/cnr.ncsu.edu\/geospatial\/?p=22316"},"modified":"2024-09-30T10:10:59","modified_gmt":"2024-09-30T14:10:59","slug":"ai-olympic-breaking","status":"publish","type":"post","link":"https:\/\/cnr.ncsu.edu\/geospatial\/news\/2024\/08\/09\/ai-olympic-breaking\/","title":{"rendered":"Using A.I. to Boost Team USA&#8217;s Olympic Breaking Performance"},"content":{"rendered":"\n\n\n\n\n<p class=\"wp-block-paragraph\">Breaking \u2014 more commonly known as breakdancing \u2014 is set to make its Olympics debut at the Paris 2024 Games, and Team USA could land top podium spots thanks to one NC&nbsp;State student\u2019s passion for combining data science and dance.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Christopher Dunstan, a doctoral student in the Center for Geospatial Analytics, spent the summer as an intern with the United States Olympic and Paralympic Committee, studying the use of computer vision to quantify the team\u2019s breaking styles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Computer vision is a type of artificial intelligence that uses machine learning models trained on large amounts of visual data to recognize certain types of patterns in images or videos, including the movement of people or objects.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dunstan, who began breaking in 2019, analyzed videos of Team USA\u2019s breaking sequences from previous competitions to identify and categorize four fundamental movements: toprock, downrock, power moves and freezes.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Toprock includes foot movements performed in a standing position, while downrock includes any movements performed on the floor. Power moves include spins and twists. Freezes are motionless poses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">After several months of analyzing Team USA\u2019s breaking sequences, Dunstan uploaded the categories to a cloud database to train the machine learning models to differentiate between dancers and classify their movements.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/cnr.ncsu.edu\/news\/wp-content\/uploads\/sites\/10\/2024\/08\/breakdancer-competition-dunstan-ncsu.gif\"><img decoding=\"async\" src=\"https:\/\/cnr.ncsu.edu\/news\/wp-content\/uploads\/sites\/10\/2024\/08\/breakdancer-competition-dunstan-ncsu.gif\" alt=\"\" class=\"wp-image-36806\" \/><\/a><figcaption class=\"wp-element-caption\">When examining videos of Team USA\u2019s breaking performances, Dunstan used a computer vision task known as pose estimation to identify the wrists, shoulders, knees, eyes, ears, ankles and arms of each breaker. He used this information to track and classify their movements as footwork, toprock, freezes or power moves.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Dunstan\u2019s use of machine learning models allowed him to identify how and where Team USA\u2019s breakers moved across the floor. He used this information to provide individualized reports to each breaker with detailed analytics on specific movements and how they\u2019re scored by judges.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cThese metrics can identify a particular style and showcase areas where a dancer needs improvement and may lead to more consistent and reliable scoring in competitions,\u201d Dunstan said.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A total of 32 breakers from all over the world \u2014 16 \u201cb-boys\u201d (men) and 16 \u201cb-girls\u201d (women) \u2014 will compete for a gold medal at the Paris 2024 Games. That includes Team USA\u2019s Sunny Choi, Logan Edra, Jeffrey Louis and Victor Montalvo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The Olympic breakers will compete in three-round, one-on-one \u201cbattles\u201d as they improvise a variety of moves to the beat of a DJ\u2019s track. Each round will last approximately one minute.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nine judges will score the battles based on five factors: technique, vocabulary, execution, musicality, and originality. The breaker to win the majority of the rounds will be declared the winner.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-1024x681.jpg\" alt=\"\" class=\"wp-image-22326\" srcset=\"https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-1024x681.jpg 1024w, https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-300x200.jpg 300w, https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-768x511.jpg 768w, https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-1536x1021.jpg 1536w, https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1.jpg 2030w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Dunstan presenting at the NC State Graduate Student Research Symposium in 2022<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Previous research conducted by Dunstan found that breakers use fundamental moves at different rates and different frequencies, though they often repeat the same sequence of moves from round to round.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMany breakers begin their sequences with toprock, so if someone wanted to improve their performance I might tell them to start with a different move to change things up,\u201d Dunstan said.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dunstan added that a breaker\u2019s entry and exit moves have the biggest impact on whether or not they win a round. His research found that breakers were much more likely to win a round if their entry wasn\u2019t a toprock move.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">While some critics argue that breaking shouldn\u2019t be judged due to its artistic nature, Dunstan said it\u2019s important to develop analytical methods to help measure and quantify movements for dancers who want to improve their performances.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>This post was&nbsp;<a href=\"https:\/\/cnr.ncsu.edu\/news\/2024\/08\/ai-team-usa-olympic-breaking-performance\/\">originally published<\/a>&nbsp;in CNR News.<\/em><\/p>\n","protected":false,"raw":"<!-- wp:ncst\/dynamic-header {\"block\":\"ncst\/default-post-header\"} -->\n<!-- wp:ncst\/default-post-header {\"caption\":\"Photo by GoodLifeStudio via iStock\",\"displayCategoryID\":48,\"showAuthor\":false} \/-->\n<!-- \/wp:ncst\/dynamic-header -->\n\n<!-- wp:paragraph -->\n<p>Breaking \u2014 more commonly known as breakdancing \u2014 is set to make its Olympics debut at the Paris 2024 Games, and Team USA could land top podium spots thanks to one NC&nbsp;State student\u2019s passion for combining data science and dance.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Christopher Dunstan, a doctoral student in the Center for Geospatial Analytics, spent the summer as an intern with the United States Olympic and Paralympic Committee, studying the use of computer vision to quantify the team\u2019s breaking styles.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Computer vision is a type of artificial intelligence that uses machine learning models trained on large amounts of visual data to recognize certain types of patterns in images or videos, including the movement of people or objects.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Dunstan, who began breaking in 2019, analyzed videos of Team USA\u2019s breaking sequences from previous competitions to identify and categorize four fundamental movements: toprock, downrock, power moves and freezes.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Toprock includes foot movements performed in a standing position, while downrock includes any movements performed on the floor. Power moves include spins and twists. Freezes are motionless poses.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>After several months of analyzing Team USA\u2019s breaking sequences, Dunstan uploaded the categories to a cloud database to train the machine learning models to differentiate between dancers and classify their movements.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:image {\"id\":36806,\"linkDestination\":\"custom\"} -->\n<figure class=\"wp-block-image\"><a href=\"https:\/\/cnr.ncsu.edu\/news\/wp-content\/uploads\/sites\/10\/2024\/08\/breakdancer-competition-dunstan-ncsu.gif\"><img src=\"https:\/\/cnr.ncsu.edu\/news\/wp-content\/uploads\/sites\/10\/2024\/08\/breakdancer-competition-dunstan-ncsu.gif\" alt=\"\" class=\"wp-image-36806\" \/><\/a><figcaption class=\"wp-element-caption\">When examining videos of Team USA\u2019s breaking performances, Dunstan used a computer vision task known as pose estimation to identify the wrists, shoulders, knees, eyes, ears, ankles and arms of each breaker. He used this information to track and classify their movements as footwork, toprock, freezes or power moves.<\/figcaption><\/figure>\n<!-- \/wp:image -->\n\n<!-- wp:paragraph -->\n<p>Dunstan\u2019s use of machine learning models allowed him to identify how and where Team USA\u2019s breakers moved across the floor. He used this information to provide individualized reports to each breaker with detailed analytics on specific movements and how they\u2019re scored by judges.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>\u201cThese metrics can identify a particular style and showcase areas where a dancer needs improvement and may lead to more consistent and reliable scoring in competitions,\u201d Dunstan said.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>A total of 32 breakers from all over the world \u2014 16 \u201cb-boys\u201d (men) and 16 \u201cb-girls\u201d (women) \u2014 will compete for a gold medal at the Paris 2024 Games. That includes Team USA\u2019s Sunny Choi, Logan Edra, Jeffrey Louis and Victor Montalvo.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>The Olympic breakers will compete in three-round, one-on-one \u201cbattles\u201d as they improvise a variety of moves to the beat of a DJ\u2019s track. Each round will last approximately one minute.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Nine judges will score the battles based on five factors: technique, vocabulary, execution, musicality, and originality. The breaker to win the majority of the rounds will be declared the winner.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:image {\"id\":22326,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/cnr.ncsu.edu\/geospatial\/wp-content\/uploads\/sites\/22\/2024\/08\/IMG_0272-1-1024x681.jpg\" alt=\"\" class=\"wp-image-22326\" \/><figcaption class=\"wp-element-caption\">Dunstan presenting at the NC State Graduate Student Research Symposium in 2022<\/figcaption><\/figure>\n<!-- \/wp:image -->\n\n<!-- wp:paragraph -->\n<p>Previous research conducted by Dunstan found that breakers use fundamental moves at different rates and different frequencies, though they often repeat the same sequence of moves from round to round.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>\u201cMany breakers begin their sequences with toprock, so if someone wanted to improve their performance I might tell them to start with a different move to change things up,\u201d Dunstan said.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Dunstan added that a breaker\u2019s entry and exit moves have the biggest impact on whether or not they win a round. His research found that breakers were much more likely to win a round if their entry wasn\u2019t a toprock move.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>While some critics argue that breaking shouldn\u2019t be judged due to its artistic nature, Dunstan said it\u2019s important to develop analytical methods to help measure and quantify movements for dancers who want to improve their performances.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p><em>This post was&nbsp;<a href=\"https:\/\/cnr.ncsu.edu\/news\/2024\/08\/ai-team-usa-olympic-breaking-performance\/\">originally published<\/a>&nbsp;in CNR News.<\/em><\/p>\n<!-- \/wp:paragraph -->"},"excerpt":{"rendered":"<p>Geospatial Analytics Ph.D. student Christopher Dunstan&#8217;s passion for combining data science and dance could help Team USA&#8217;s breaking squad land top podium spots at the Paris 2024 Olympics.<\/p>\n","protected":false},"author":152,"featured_media":22317,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"source":"","ncst_custom_author":"","ncst_show_custom_author":false,"ncst_dynamicHeaderBlockName":"ncst\/default-post-header","ncst_dynamicHeaderData":"{\"caption\":\"Photo by GoodLifeStudio via iStock\",\"displayCategoryID\":48,\"showAuthor\":false,\"showDate\":true,\"showFeaturedVideo\":false}","ncst_content_audit_freq":"","ncst_content_audit_date":"","ncst_content_audit_display":false,"ncst_backToTopFlag":"","footnotes":"","_links_to":"","_links_to_target":""},"categories":[48,10,6],"tags":[],"class_list":["post-22316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-geospatial-analytics-phd","category-spotlight","category-student"],"displayCategory":{"term_id":48,"name":"Geospatial Analytics Ph.D.","slug":"geospatial-analytics-phd","term_group":0,"term_taxonomy_id":48,"taxonomy":"category","description":"","parent":0,"count":139,"filter":"raw"},"acf":{"ncst_posts_meta_modified_date":null},"_links":{"self":[{"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/posts\/22316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/users\/152"}],"replies":[{"embeddable":true,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/comments?post=22316"}],"version-history":[{"count":6,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/posts\/22316\/revisions"}],"predecessor-version":[{"id":22327,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/posts\/22316\/revisions\/22327"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/media\/22317"}],"wp:attachment":[{"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/media?parent=22316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/categories?post=22316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnr.ncsu.edu\/geospatial\/wp-json\/wp\/v2\/tags?post=22316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}