@prefix rdf: . @prefix rdfs: . @prefix schema: . @prefix xml: . @prefix xsd: . a schema:Dataset ; schema:about [ a schema:Thing ; schema:name "3546" ; schema:url "https://data.ingv.it/person/3546" ], [ a schema:Thing ; schema:name "scienza" ; schema:url "https://data.ingv.it/person/scienza" ], [ a schema:Thing ; schema:name "122" ; schema:url "https://data.ingv.it/person/122" ], [ a schema:Thing ; schema:name "102" ; schema:url "https://data.ingv.it/person/102" ] ; schema:dateModified "2026-04-21T00:00:00", "21-04-2026" ; schema:datePublished "2026-04-21T00:00:00", "21-04-2026" ; schema:description "The Column heIght Estimation by visibLe calibrated camera during eruptiOns at Etna (CIELO) dataset provides time series of volcanic column height measurements at the South East Crater (SEC) of Etna, derived from visible calibrated webcam images. The dataset covers 42 ash emission episodes spanning from 2015 to 2021. This document describes the structure and usage of the SQLite database (CIELO.db) distributed alongside the dataset." ; schema:identifier "10.13127/etna/cielo" ; schema:inLanguage "ITA" ; schema:includedInDataCatalog [ a schema:DataCatalog ; schema:description "Portale dei dati aperti Open Data Portal" ; schema:name " " ; schema:url "https://data.ingv.it" ] ; schema:keywords "vulcani" ; schema:license "http://www.opendefinition.org/licenses/cc-by" ; schema:name "Column heIght during Etna expLosive eruptiOn (CIELO)" ; schema:publisher ; schema:spatialCoverage [ a schema:Place ; schema:geo [ a schema:GeoShape ; schema:polygon "{\"type\":\"Polygon\",\"coordinates\":[[[12.05921173095703,38.5018329763291],[12.05921173095703,38.5018329763291],[15.959358215332028,38.48463538137244],[15.838508605957028,36.435508667166815],[12.048225402832028,36.4796900091808],[12.05921173095703,38.5018329763291]]]}" ] ] ; schema:url "https://data.ingv.it/dataset/1201" ; schema:version "1.0" . a schema:Organization ; schema:contactPoint [ a schema:ContactPoint ; schema:contactType "customer service" ; schema:name "Istituto Nazionale di Geofisica e Vulcanologia (INGV)" ; schema:url "https://data.ingv.it" ] ; schema:name "Istituto Nazionale di Geofisica e Vulcanologia (INGV)" .