Download presentation
Presentation is loading. Please wait.
1
Dataset Annotation Graphical Notation
Entity <<observation>> Entity <<observation>> Entity <<observation>> Relationship <<context>> Relationship <<context>> Characteristic (Standard) <<measurement>> Key for entity Entity <<observation>> Entity <<observation>> Entity <<observation>> Weak entity & identifying relationship Entity <<observation>> Characteristic (Standard) <<measurement>> Characteristic (Standard) <<measurement>> Basic Notation Partial Key for entity Distinct observation
2
Annotations … HYD-GCES-0508A WO8802A
“Annual summaries of daily observations from the USGS Streamflow gauging station on the Althama River near Doctortown, Georgia, for 1932 to 2004” NOTE: this example not fully available via the KNB WO8802A “Spartina alterniflora leaf measurements, part A” NOTE: this example not available via the KNB
3
HYD-GCES-0508a.1.2 Annual summaries of daily observations from the USGS Streamflow Gauging Station on the Altamaha River near Doctortown, Georgia, for 1932 to 2004 Attributes Agency StationID Year Yearly_Num_Daily_Mean_Discharge Yearly_Min_Daily_Mean_Discharge Yearly_Max_Daily_Mean_Discharge Yearly_Sum_Daily_Mean_Discharge Yearly_Mean_Daily_Mean_Discharge Yearly_StdDev_Daily_Mean_Discharge Yearly_SE_Daily_Mean_Discharge Agency <<observation>> EntityName (Nominal) = “USGS” <<measurement>> OperatedBy <<context>> Year (YearDateTime) <<measurement>> EntityName (USGSStationIdentifiers) <<measurement>> StreamflowGuagingStation <<observation>> AltamahaRiver <<observation>> TemporalDuration <<observation>> MonitoredBy <<context>> PartOf <<context>> Within <<context>> MinimumDailyMean- Discharge (m^3/s) <<measurement>> RiverSection <<observation>> StdErrDailyMean- Discharge (m^3/s) <<measurement>> MaximumDailyMean- Discharge (m^3/s) <<measurement>> StdDevDailyMean- Discharge (m^3/s) <<measurement>> SumDailyMean- Discharge (m^3/s) <<measurement>> MeanDailyMean- Discharge (m^3/s) <<measurement>>
4
WO8802A Spartina alterniflora leaf measurements, part A
Attributes Month Day Year Site Plot Tag Height Leaves EntityName (Nominal) <<measurement>> SpatialLocation <<observation>> TemporalPoint <<observation>> Day (MMDDYYDateTime) <<measurement>> Within <<context>> EntityName (Nominal) <<measurement>> ReplicatePlot <<observation>> Within <<context>> Within <<context>> EntityName (Nominal) <<measurement>> Plant <<observation>> Height (cm) <<measurement>> PartOf <<context>> HasPart <<context>> LeafPopulation <<observation>> Count (Number) <<measurement>>
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.