EO Information Model Overview Concepts and Relations Discussion Non-EO-expert User works for Application Terms Data Terms Application Domain creates High-level Dataset Processor Crisis Information Water Management Fire Monitoring is relevant? Sea Surface Temperature Digital Elevation Model Water Mask > level 2 uses is a Dataset looks at uses is a Sensor-related Dataset Instrument Phenomenon Trace Gas Concentration Hyperspectral Image SAR Amplitude/Phase produces Hurricane Flood Ozone Hole measures involves is described by Observed Object Physical Property has Pressure, Temperature, Velocity Spectral Albedo Texture S. Kiemle, Ontologies and Discovery Workshop, ESA/ESRIN, 2009-03-04

Information Model Levels Discussion User Application Terms Application Domain (e.g. climate change research) Application field (e.g. sea ice monitoring) Natural/anthropogenic Phenomenon (e.g. flood, fire, oil spill) Observed Object/Geo Area land (e.g. vegetation, water, urban) ocean (e.g. deep, coast) atmosphere (e.g. cloud, wind, troposphere, stratosphere) Data Terms Physical Property (e.g. spectrum, texture, pressure) Sensing Characteristics (e.g. polarisation, mode, resolution, sensing quality, repeat cycle) Processing Characteristics (e.g. algorithmic quality, assimilation method) S. Kiemle, Ontologies and Discovery Workshop, ESA/ESRIN, 2009-03-04