{"id":5528,"date":"2025-04-09T13:45:36","date_gmt":"2025-04-09T10:45:36","guid":{"rendered":"https:\/\/solidcomp.com\/terms\/gis-geographic-information-system\/"},"modified":"2026-03-11T19:50:05","modified_gmt":"2026-03-11T17:50:05","slug":"gis-geographic-information-system","status":"publish","type":"terms","link":"https:\/\/solidcomp.com\/fi\/termit\/gis-geographic-information-system\/","title":{"rendered":"GIS (Geographic Information System)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">GIS eli paikkatietoj\u00e4rjestelm\u00e4 on tietoj\u00e4rjestelm\u00e4, joka mahdollistaa sijaintiin perustuvan tiedon ker\u00e4\u00e4misen, tallentamisen, analysoinnin ja visualisoinnin. J\u00e4rjestelm\u00e4 yhdist\u00e4\u00e4 kartta- ja sijaintitiedon muihin tietol\u00e4hteisiin, kuten v\u00e4est\u00f6tietoihin, maaper\u00e4aineistoihin ja infrastruktuuritietoihin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GIS-j\u00e4rjestelm\u00e4ss\u00e4 voidaan k\u00e4sitell\u00e4 useita tietokerroksia, jotka kuvaavat esimerkiksi maank\u00e4ytt\u00f6\u00e4, liikenneverkkoja tai luonnonymp\u00e4rist\u00f6\u00e4. Sijaintitieto (geometria) yhdistyy kohteen ominaisuustietoon (attribuutit), mahdollistaen monipuolisen tilastollisen ja visuaalisen analyysin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keskeisi\u00e4 komponentteja ovat:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tietokerrokset<\/strong> \u2013 kuten rakennukset, tiet, maaper\u00e4, kasvillisuus<\/li>\n\n\n\n<li><strong>Analyysity\u00f6kalut<\/strong> \u2013 et\u00e4isyyslaskenta, alueelliset jakaumat, riskikartoitukset<\/li>\n\n\n\n<li><strong>Visualisointipinnat<\/strong> \u2013 teemakartat, 3D-mallit ja interaktiiviset n\u00e4kym\u00e4t<\/li>\n\n\n\n<li><strong>Tietol\u00e4hteet<\/strong> \u2013 satelliittikuvat, GPS, LiDAR ja julkiset rekisterit<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">GIS-j\u00e4rjestelmi\u00e4 hy\u00f6dynnet\u00e4\u00e4n laajasti muun muassa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kaupunkisuunnittelussa<\/strong> \u2013 kaavoitus, liikennej\u00e4rjestelyt, maank\u00e4yt\u00f6n optimointi<\/li>\n\n\n\n<li><strong>Ymp\u00e4rist\u00f6seurannassa<\/strong> \u2013 ilmansaasteet, luonnonvarojen tila, ekosysteemien muutokset<\/li>\n\n\n\n<li><strong>Logistiikassa<\/strong> \u2013 reittien optimointi, toimitusketjujen hallinta<\/li>\n\n\n\n<li><strong>Pelastustoimessa<\/strong> \u2013 riskien arviointi ja resurssien kohdistaminen<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Paikkatietoj\u00e4rjestelm\u00e4t tukevat p\u00e4\u00e4t\u00f6ksentekoa tarjoamalla sijaintitietoon perustuvaa ymm\u00e4rryst\u00e4. Niit\u00e4 yhdistet\u00e4\u00e4n yh\u00e4 useammin reaaliaikaiseen datankeruuseen ja digitaalikaksosteollisuuteen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Katso my\u00f6s: <a href=\"https:\/\/solidcomp.com\/fi\/termit\/kartografia\/\">Kartografia<\/a>, <a href=\"https:\/\/solidcomp.com\/fi\/termit\/gnss\/\">GNSS<\/a><\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"featured_media":0,"template":"","terms-category":[62],"class_list":["post-5528","terms","type-terms","status-publish","hentry","terms-category-paikkatieto-ja-kartoitus"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>GIS (Geographic Information System) | SolidComp | Sanasto<\/title>\n<meta name=\"description\" content=\"GIS on paikkatietoj\u00e4rjestelm\u00e4, joka mahdollistaa paikkatiedon ker\u00e4\u00e4misen, tallentamisen, analysoinnin ja visualisoinnin.\" \/>\n<meta name=\"robots\" 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