http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://www.disit.org/km4city/schema#DeviceAttribute http://www.disit.org/km4city/schema#data_type float http://www.disit.org/km4city/schema#value_type http://www.disit.org/km4city/resource/value_type/vehicle_threshold_perc http://www.disit.org/km4city/schema#value_name thresholdPerc http://www.disit.org/km4city/schema#value_unit % http://www.disit.org/km4city/schema#value_refresh_rate 600 http://www.disit.org/km4city/schema#healthiness_criteria refresh_rate