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Published byAxel Munt Modified over 10 years ago
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Visual specification of spatial/temporal queries in a sensor data independent information system Karin Silvervarg Erland Jungert FOI, Linköping, Sweden
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System overview
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Where? When? What?
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VehicleRoad Find all vehicles inside roads.
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Vehicle Town Distance < 10 km Find all vehicles within 10 km north of towns.
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Timediff = 5 hours Truck Motorway River Flood Find all trucks that drove on a riverside expressway five hours before the flood.
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Summary Sensor data independent Similar to graphical interfaces to SQL Manages spatial and temporal queries
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