{"id":3266,"date":"2023-12-14T13:24:13","date_gmt":"2023-12-14T13:24:13","guid":{"rendered":"https:\/\/hytech-imaging.fr\/?page_id=3266"},"modified":"2025-04-09T16:11:52","modified_gmt":"2025-04-09T16:11:52","slug":"bathysat","status":"publish","type":"page","link":"https:\/\/hytech-imaging.fr\/en\/bathysat\/","title":{"rendered":"Bathysat"},"content":{"rendered":"<div data-colibri-id=\"3266-c1\" class=\"style-2233 style-local-3266-c1 position-relative\">\n  <!---->\n  <div data-colibri-component=\"section\" data-colibri-id=\"3266-c2\" id=\"reusable-sections\" class=\"h-section h-section-global-spacing d-flex align-items-lg-center align-items-md-center align-items-center style-2234 style-local-3266-c2 position-relative\">\n    <!---->\n    <!---->\n    <div class=\"h-section-grid-container h-section-boxed-container\">\n      <!---->\n      <div data-colibri-id=\"3266-c3\" class=\"h-row-container gutters-row-lg-1 gutters-row-md-1 gutters-row-0 gutters-row-v-lg-1 gutters-row-v-md-1 gutters-row-v-1 style-2235 style-local-3266-c3 position-relative\">\n        <!---->\n        <div class=\"h-row justify-content-lg-center justify-content-md-center justify-content-center align-items-lg-stretch align-items-md-stretch align-items-stretch gutters-col-lg-1 gutters-col-md-1 gutters-col-0 gutters-col-v-lg-1 gutters-col-v-md-1 gutters-col-v-1\">\n          <!---->\n          <div class=\"h-column h-column-container d-flex h-col-lg-auto h-col-md-auto h-col-auto style-2236-outer style-local-3266-c4-outer\">\n            <div data-colibri-id=\"3266-c4\" class=\"d-flex h-flex-basis h-column__inner h-px-lg-1 h-px-md-1 h-px-1 v-inner-lg-1 v-inner-md-1 v-inner-1 style-2236 style-local-3266-c4 position-relative\">\n              <!---->\n              <!---->\n              <div class=\"w-100 h-y-container h-column__content h-column__v-align flex-basis-100 align-self-lg-start align-self-md-start align-self-start\">\n                <!---->\n                <div data-colibri-id=\"3266-c5\" class=\"d-block style-2237 style-local-3266-c5 position-relative h-element\">\n                  <!---->\n                  <div class=\"h-image__frame-container-outer\">\n                    <div class=\"h-image__frame-container\">\n                      <!---->\n                      <!---->\n                      <img loading=\"lazy\" decoding=\"async\" width=\"1213\" height=\"334\" src=\"https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2023_logo_hti_bathysat_b.png\" class=\"wp-image-3280 style-2237-image style-local-3266-c5-image\" alt=\"\" srcset=\"https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2023_logo_hti_bathysat_b.png 1213w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2023_logo_hti_bathysat_b-300x83.png 300w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2023_logo_hti_bathysat_b-1024x282.png 1024w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2023_logo_hti_bathysat_b-768x211.png 768w\" sizes=\"auto, (max-width: 1213px) 100vw, 1213px\" \/>\n                      <div class=\"h-image__frame h-hide-lg h-hide-md h-hide-sm style-2237-frameImage style-local-3266-c5-frameImage\"><\/div>\n                    <\/div>\n                  <\/div>\n                <\/div>\n              <\/div>\n            <\/div>\n          <\/div>\n          <div class=\"h-column h-column-container d-flex h-col-lg-auto h-col-md-auto h-col-auto style-2239-outer style-local-3266-c6-outer\">\n            <div data-colibri-id=\"3266-c6\" class=\"d-flex h-flex-basis h-column__inner h-px-lg-1 h-px-md-1 h-px-1 v-inner-lg-1 v-inner-md-1 v-inner-1 style-2239 style-local-3266-c6 position-relative\">\n              <!---->\n              <!---->\n              <div class=\"w-100 h-y-container h-column__content h-column__v-align flex-basis-100 align-self-lg-start align-self-md-start align-self-start\">\n                <!---->\n                <div data-colibri-id=\"3266-c7\" class=\"h-text h-text-component style-2240 style-local-3266-c7 position-relative h-element\">\n                  <!---->\n                  <!---->\n                  <div class=\"\">\n                    <h3><span style=\"font-weight: 400; color: rgb(255, 255, 255);\">Satellite derived bathymetry (SDB) service<\/span><\/h3>\n                    <h3><em style=\"color: rgb(255, 255, 255); font-size: 70%;\">Satellite Derived Bathymetry (SDB)<\/em><\/h3>\n                  <\/div>\n                <\/div>\n              <\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n  <div data-colibri-component=\"section\" data-colibri-id=\"3266-c8\" id=\"reusable-sections-2\" class=\"h-section h-section-global-spacing d-flex align-items-lg-center align-items-md-center align-items-center style-2241 style-local-3266-c8 position-relative\">\n    <!---->\n    <!---->\n    <div class=\"h-section-grid-container h-section-boxed-container\">\n      <!---->\n      <div data-colibri-id=\"3266-c9\" class=\"h-row-container gutters-row-lg-1 gutters-row-md-1 gutters-row-0 gutters-row-v-lg-1 gutters-row-v-md-1 gutters-row-v-1 style-2242 style-local-3266-c9 position-relative\">\n        <!---->\n        <div class=\"h-row justify-content-lg-center justify-content-md-center justify-content-center align-items-lg-stretch align-items-md-stretch align-items-stretch gutters-col-lg-1 gutters-col-md-1 gutters-col-0 gutters-col-v-lg-1 gutters-col-v-md-1 gutters-col-v-1\">\n          <!---->\n          <div class=\"h-column h-column-container d-flex h-col-lg-auto h-col-md-auto h-col-auto style-2243-outer style-local-3266-c10-outer\">\n            <div data-colibri-id=\"3266-c10\" class=\"d-flex h-flex-basis h-column__inner h-px-lg-1 h-px-md-1 h-px-1 v-inner-lg-1 v-inner-md-1 v-inner-1 style-2243 style-local-3266-c10 position-relative\">\n              <!---->\n              <!---->\n              <div class=\"w-100 h-y-container h-column__content h-column__v-align flex-basis-100 align-self-lg-start align-self-md-start align-self-start\">\n                <!---->\n                <div data-colibri-id=\"3266-c11\" class=\"h-lead h-text h-text-component style-2557 style-local-3266-c11 position-relative h-element\">\n                  <!---->\n                  <!---->\n                  <div class=\"\">\n                    <p>Bathysat\u00a9 is an automatic or semi-automatic production chain for qualified bathymetric data of coastal areas from high-resolution multispectral or hyperspectral satellite images over large areas, with or without in situ data.<\/p>\n                    <p>The Bathysat\u00a9 solution is developed by Hytech-imaging in partnership with the French Hydrographic Service (Shom). The solution is based on the inversion of a radiative transfer model, which links the marine radiance in shallow waters to the optical properties of the constituents of the water, the seabed and the water height.\n                      <br>\n                      <br>The Bathysat\u00a9 processing chain incorporates an original module for the analytical propagation of sensor errors, making it possible to produce the upper and lower bounds of the uncertainty associated with the bathymetry estimate for each pixel, thus enabling the production of qualified bathymetry data.\n                      <br>\n                    <\/p>\n                  <\/div>\n                <\/div>\n              <\/div>\n            <\/div>\n          <\/div>\n          <div class=\"h-column h-column-container d-flex h-col-lg-auto h-col-md-auto h-col-auto style-2245-outer style-local-3266-c12-outer\">\n            <div data-colibri-id=\"3266-c12\" class=\"d-flex h-flex-basis h-column__inner h-px-lg-1 h-px-md-1 h-px-1 v-inner-lg-1 v-inner-md-1 v-inner-1 style-2245 style-local-3266-c12 position-relative\">\n              <!---->\n              <!---->\n              <div class=\"w-100 h-y-container h-column__content h-column__v-align flex-basis-100 align-self-lg-start align-self-md-start align-self-start\">\n                <!---->\n                <div data-colibri-id=\"3266-c13\" class=\"d-block style-2246 style-local-3266-c13 position-relative h-element\">\n                  <!---->\n                  <div class=\"h-image__frame-container-outer\">\n                    <div class=\"h-image__frame-container\">\n                      <!---->\n                      <!---->\n                      <img loading=\"lazy\" decoding=\"async\" width=\"1854\" height=\"1084\" src=\"https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill.png\" class=\"wp-image-3281 style-2246-image style-local-3266-c13-image\" alt=\"\" srcset=\"https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill.png 1854w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill-300x175.png 300w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill-1024x599.png 1024w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill-768x449.png 768w, https:\/\/hytech-imaging.fr\/wp-content\/uploads\/2023\/12\/2022-fiche-SDB-fr_ill-1536x898.png 1536w\" sizes=\"auto, (max-width: 1854px) 100vw, 1854px\" \/>\n                      <div class=\"h-image__frame h-hide-lg h-hide-md h-hide-sm style-2246-frameImage style-local-3266-c13-frameImage\"><\/div>\n                    <\/div>\n                  <\/div>\n                <\/div>\n              <\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Service de production de bathym\u00e9trie satellitaire Satellite Derived Bathymetry (SDB) Bathysat\u00a9 est une cha\u00eene de production automatique ou semi-automatique de donn\u00e9es bathym\u00e9triques qualifi\u00e9es des zones c\u00f4ti\u00e8res \u00e0 partir d&rsquo;images multispectrales ou hyperspectrales satellitaires \u00e0 haute r\u00e9solution sur de grands territoires, avec ou sans donn\u00e9es in situ. La solution Bathysat\u00a9 d\u00e9velopp\u00e9e par Hytech-imaging en partenariat avec [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/full-width-page.php","meta":{"footnotes":""},"class_list":["post-3266","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bathysat - Hytech-imaging<\/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:\/\/hytech-imaging.fr\/en\/bathysat\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bathysat - Hytech-imaging\" \/>\n<meta property=\"og:description\" content=\"Service de production de bathym\u00e9trie satellitaire Satellite Derived Bathymetry (SDB) Bathysat\u00a9 est une cha\u00eene de production automatique ou semi-automatique de donn\u00e9es bathym\u00e9triques qualifi\u00e9es des zones c\u00f4ti\u00e8res \u00e0 partir d&rsquo;images multispectrales ou hyperspectrales satellitaires \u00e0 haute r\u00e9solution sur de grands territoires, avec ou sans donn\u00e9es in situ. 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