{"id":1798,"date":"2026-03-09T10:31:58","date_gmt":"2026-03-09T10:31:58","guid":{"rendered":"https:\/\/hria.utcluj.ro\/?p=1798"},"modified":"2026-06-15T12:56:45","modified_gmt":"2026-06-15T12:56:45","slug":"detectarea-obiectelor-spatiale-cu-inteligenta-artificiala","status":"publish","type":"post","link":"https:\/\/hria.utcluj.ro\/en\/detectarea-obiectelor-spatiale-cu-inteligenta-artificiala\/","title":{"rendered":"Detection of space objects using artificial intelligence"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Monitoring outer space is becoming increasingly important in the context of the growing number of satellites and the risks associated with space debris. An AI-based approach is proposed for detecting and analyzing space objects using optical instruments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The main goal of this approach is the development of efficient methods for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>accurate real-time detection of space objects<\/li>\n\n\n\n<li>use of data from optical instruments<\/li>\n\n\n\n<li>improving the accuracy of observations in challenging conditions<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The system is designed to operate in real-world applications, with requirements for fast processing and high robustness.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The proposed methodology combines two complementary directions:<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Machine learning models<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"translation-block\">use of <strong>YOLO<\/strong> models for object detection<\/li>\n\n\n\n<li>identification of satellite trajectories as \u201cstreaks\u201d (light trails)<\/li>\n\n\n\n<li>direct processing of raw detector outputs to identify weak signals<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Classical geometric models<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>validation and refinement of detections obtained through ML<\/li>\n\n\n\n<li>improving localization accuracy<\/li>\n\n\n\n<li>reducing errors caused by noise or artifacts<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This combination enables achieving a balance between data robustness and result accuracy.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"343\" src=\"https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-1024x343.png\" alt=\"\" class=\"wp-image-1799\" srcset=\"https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-1024x343.png 1024w, https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-300x100.png 300w, https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-768x257.png 768w, https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-1536x514.png 1536w, https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-2048x686.png 2048w, https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-yolo-18x6.png 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Challenges<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Detecting space objects from optical images involves a series of challenges:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>low signal-to-noise ratio (low SNR)<\/strong><\/li>\n\n\n\n<li>interference caused by clouds and atmospheric conditions<\/li>\n\n\n\n<li>reduced visibility of objects (e.g., faint or distant satellites)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These aspects make it necessary to use advanced methods for data processing and filtering.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Results and contributions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The conducted research demonstrates the effectiveness of the proposed approach in detecting faint satellite trails, even under challenging conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The contributions include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>detection methods based on raw outputs of YOLO models<\/li>\n\n\n\n<li>integration of detection into a system capable of real-time operation<\/li>\n\n\n\n<li>detailed analysis of optical observations of satellites in low Earth orbit (LEO)<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-video aligncenter\"><video height=\"962\" style=\"aspect-ratio: 1440 \/ 962;\" width=\"1440\" controls src=\"https:\/\/hria.utcluj.ro\/wp-content\/uploads\/2026\/05\/space-satellites-small.mp4\"><\/video><\/figure>","protected":false},"excerpt":{"rendered":"<p>Monitoring outer space is becoming increasingly important in the context of the growing number of satellites and the risks associated with space debris. An AI-based approach is proposed for detecting and analyzing space objects using optical instruments. The main goal of this approach is the development of efficient methods for: The system is designed for\u2026&nbsp;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"default","neve_meta_enable_content_width":"on","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"off","neve_post_elements_order":"[\"content\"]","neve_meta_disable_header":"off","neve_meta_disable_footer":"","neve_meta_disable_title":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1798","post","type-post","status-publish","format-standard","hentry","category-rezultate"],"_links":{"self":[{"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/posts\/1798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/comments?post=1798"}],"version-history":[{"count":2,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/posts\/1798\/revisions"}],"predecessor-version":[{"id":1802,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/posts\/1798\/revisions\/1802"}],"wp:attachment":[{"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/media?parent=1798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/categories?post=1798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hria.utcluj.ro\/en\/wp-json\/wp\/v2\/tags?post=1798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}