{"id":90844,"date":"2025-05-06T12:20:39","date_gmt":"2025-05-06T10:20:39","guid":{"rendered":"https:\/\/wfa.uwr.edu.pl\/?post_type=wydarzenia&#038;p=90844"},"modified":"2025-05-06T12:20:43","modified_gmt":"2025-05-06T10:20:43","slug":"identifying-informative-distance-measures-in-high-dimensional-feature-spaces","status":"publish","type":"wydarzenia","link":"https:\/\/wfa.uwr.edu.pl\/en\/wydarzenia\/identifying-informative-distance-measures-in-high-dimensional-feature-spaces\/","title":{"rendered":"Identifying informative distance measures in high-dimensional feature spaces"},"content":{"rendered":"\n<p>W dniach 7-9 maja go\u015bciem Wydzia\u0142u Chemii, w szczeg\u00f3lno\u015bci Zespo\u0142u Struktury i Dynamiki Makrouk\u0142ad\u00f3w, b\u0119dzie prof. Alessandro Laio (SISSA Trieste), wsp\u00f3\u0142tw\u00f3rca m.in. metody metadynamiki (przyspieszonego przeszukania przestrzeni fazowych). Jest to fizyk-teoretyk specjalizuj\u0105cy si\u0119 w dziedzinie analizy uk\u0142ad\u00f3w dynamicznych. W ostatnich latach jego zainteresowania naukowe rozszerzy\u0142y si\u0119 o kwestie metod uczenia maszynowego oraz analizy wielkich zbior\u00f3w danych i tej w\u0142a\u015bnie tematyki b\u0119dzie dotyczy\u0142 wyk\u0142ad naszego Go\u015bcia. Wyk\u0142ad ten, w ramach Seminarium Wydzia\u0142owego Wydzia\u0142u Chemii UWr, odb\u0119dzie si\u0119 stacjonarnie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Abstrakt:<\/h3>\n\n\n\n<p>Real-world data in biochemistry, material science and beyond typically contain a large number of features that are often heterogeneous in nature, relevance, and also units of measure. When assessing the similarity between data points, one can build various distance measures using subsets of these features. Finding a small set of features that<br>still retains sufficient information about the dataset is important for the successful application of many statistical learning approaches.<\/p>\n\n\n\n<p>We introduce a statistical test that can assess the relative information retained when using two different distance measures, and determine if they are equivalent, independent, or if one is more informative than the other. This test can be used to identify the most informative distance measure and, therefore, the most informative set of features, out of a pool of candidates. The approach can be used to identify the most appropriate set of collective variables in molecular systems and to infer causality in high-dimensional dynamic processes and time series.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Wyk\u0142ad prof. Alessandro Laio<\/p>\n","protected":false},"author":2022,"featured_media":90847,"parent":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[264],"tags":[],"class_list":["post-90844","wydarzenia","type-wydarzenia","status-publish","has-post-thumbnail","hentry","category-wydarzenia"],"featured_image_urls_v2":{"full":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"thumbnail":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio-150x150.jpeg",150,150,true],"medium":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"medium_large":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"large":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"1536x1536":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"2048x2048":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio.jpeg",217,233,false],"menu-24x24":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio-22x24.jpeg",22,24,true],"menu-36x36":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio-34x36.jpeg",34,36,true],"menu-48x48":["https:\/\/wfa.uwr.edu.pl\/wp-content\/uploads\/sites\/216\/2025\/05\/laio-45x48.jpeg",45,48,true]},"post_excerpt_stackable_v2":"<p>Wyk\u0142ad prof. Alessandro Laio<\/p>\n","category_list_v2":"<a href=\"https:\/\/wfa.uwr.edu.pl\/category\/wydarzenia\/\" rel=\"category tag\">Wydarzenia<\/a>","author_info_v2":{"name":"Joanna Molenda-\u017bakowicz","url":"https:\/\/wfa.uwr.edu.pl\/en\/author\/jmolendazakowicz\/"},"comments_num_v2":"0 comments","acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Identifying informative distance measures in high-dimensional feature spaces - Faculty of Physics and Astronomy<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wfa.uwr.edu.pl\/wydarzenia\/identifying-informative-distance-measures-in-high-dimensional-feature-spaces\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Identifying informative distance measures in high-dimensional feature spaces - Faculty of Physics and Astronomy\" \/>\n<meta property=\"og:description\" content=\"Wyk\u0142ad prof. 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