Attribute

1
Section 5
Entity and
Attribute Attribute Attribute Attribute Attribute
Information
2
Section 5 Entity and Attribute Information (MA)

• 5.1 Detailed Description (M)
• Entity Type (label, definition, and source) and
  Attribute (label, definition, definition source
  and domain values)
• AND/OR
• 5.2 Overview Description (M)
• Entity and Attribute Overview and Entity and
  Attribute Detail Citation

3
5.1 Detailed Description (M)

• 5.1.1 Entity Type (M)
• 5.1.1.1 Entity Type Label (M)
• Filename, including extension
• 5.1.1.2 Entity Type Definition (M)
• Description of file type i.e. polygon attribute
  table, Excel spreadsheet, FoxPro database. A
  brief description of whats in the file is also
  helpful.
• 5.1.1.3 Entity Type Definition Source (M)
• Authority of the definition. Cite the software
  vendor i.e. ESRI, Microsoft, etc
• 5.1.2 Attribute (MA) (repeatable)

4
Section 5.1.2 Attribute (MA)

• 5.1.2.1 Attribute Label (M)
• field or column name
• 5.1.2.2 Attribute Definition (M)
• description of the attribute
• 5.1.2.3 Attribute Definition Source (M)
• original source of attribute definition
• 5.1.2.4 Attribute Domain Values (M)

Documented sources like FIPS should go in this
field. If the data developer was the source of
the attribute definition, consider leaving this
field blank.
5
Section 5.1.2.4 Attribute Domain Values (M)

• Enumerated Domain
• Coded Data
• Value, Definition, Source
• Codeset Domain
• Published codes
• Name, Source

• Range Domain
• Measured values
• Minimum, Maximum,Units
• Unrepresentable Domain
• Lists, Index Values, Site IDs

6
5.1.2.4.1 Enumerated Domain (M)Merriam-Websters
Third New International Dictionary Enumerate 2
to relate one after another LIST, SPECIFY,
Enumeration the act of listing one after the
other.

• 2.4.1.1 Enumerated Domain Value (M)
• the entry in the database or table field
• 2.4.1.2 Enumerated Domain Value Definition (M)
• description of the value
• 2.4.1.3 Enumerated Domain Value Definition
  Source (M)
• authority of the definition

7
Study Strata - Lichens
8
Entity Transportation Attribute
Road_type Enumerated_Domain Domain values Heavy
duty Light duty Trail Highway
9
5.1.2.4.2 Range Domain (M)

• Measured values, usually comprised of a
  sequence, series, or scale of values between
  limits
• 4.2.1 Range Domain Minimum (M)
• 4.2.2 Range Domain Maximum (M)
• 5.1.2.5 Attribute Units of Measure (MA)

10
Elevation

11
5.1.2.4.3 Codeset Domain (M)

• Data values are defined by an established set
  of codes
• 4.3.1 Codeset Name (M)
• 4.3.2 Codeset Source (M)

12
Soil Taxonomy
CB. Other Andisols that have a cryic or pergelic
soil temperature regime.
CC. Other Andisols that have an aridic moisture
regime.
CD. Other Andisols that have a xeric moisture
regime.
CE. Other Andisols that have a 1500-kPa water
retention of less than 15 percent on air-dried
samples and of less..
USDA Natural Resources Conservation Service ,
Keys to Soil Taxonomy Seventh Edition, 1996.
Chapter 6.
13
5.1.2.4.4 Unrepresentable Domain (M)
Data are part of a non-finite list of possible
values or instances where the dataset developer
does not have control over the content of the
attribute values. Include a description of the
values and reasons why they cannot be represented.
14
Adjacent Land Owners
USDA Forest Service
Stuart Babbit
J. W. Powell
Rose Frank
15
Optional Section 5 Elements

• Attribute Measurement Resolution (Range Domain)
• Beginning Date of Attribute Values
• Ending Date of Attribute Values
• Attribute Value Accuracy Information
• Attribute Value Accuracy
• Attribute Value Accuracy Explanation
• Attribute Measurement Frequency

16
5.1 Detailed Description (EXAMPLE)

• Entity_Type
• Entity_Type_Label watersheds.pat
• Entity_Type_Definition polygon attribute table
• Entity_Type_Definition_Source ESRI
• Attribute
• Attribute_Label huc_code
• Attribute_Definition Hydrologic unit code
• Attribute_Definition_Source EPA/USGS
• Attribute_Domain_Values
• Codeset_Domain
• Codeset_Name Hydrologic Unit Codes
• Codeset_Source USGS

17
5.2 Overview Description (M)
5.2.1 Entity and Attribute Overview (M)
-A summary of the information
content of the data set. 5.2.2 Entity and
Attribute Detail Citation (M ) -
reference to the complete description of the
entity types, attributes, and attribute labels
for the data set
18
5.2 Overview Description Example 1

• Overview_Description
• Entity_and_Attribute_Overview The PLSS corner
  attribute table includes the corner identifier
  comprised of a unique 3 digit corner point number
  concantenated with a 3 alpha code representing
  the data collection method (GPS, PUG, PNL).
• Entity_and_Attribute_Detail_Citation For
  detailed attribute information contact Winnebago
  County Geographic Information Systems Dept.

19
Example 2 Attribute items are in typical
ARC/INFO feature class format. Those requiring
additional explanations are Point Attributes
CODE National Wetlands Inventory Code. See
(1) INFO File WTLDS-CODES in path_name_suppressed
/info and (2) ASCII file nwicodes.txt in
pathname entered here. For more information
refer to the following Cowardin, L.M.,
V.Carter, and E.T. LaRoe. 1979. Classification
of Wetlands and Teenager Habitats of the United
States. U.S. Department of the Interior, Fish
and Wildlife Service, Washington D.C..
FWS/OBS-79/31. 131pp.
20
Example 3 Overview_Description
Entity_and_Attribute_Overview The digital
elevation model is composed of a 6-character
integer raster representing a gridded form of a
topographic map hypsography overlay. Each raster
entity contains a 6-character integer value
between -32,767 and 32,768. Entity_and_Attribute_D
etail_Citation U.S. Department of the Interior,
U.S. Geological Survey, Digital Elevation Models
-- Data Users Guide Reston, VA, A hypertext
extract is available at ltURLhttp//edcwww.cr.usg
s.gov/glis/hyper/guide/usgs_demgt Softcopies in
ASCII and WordPerfect format are available at
ltURLftp//mapping.usgs.gov/pub/ti/DEM/gt U.S.
Department of the Interior, U.S. Geological
Survey, 1992, Standards for digital elevation
models Reston, VA, Softcopies in ASCII and
WordPerfect format are available at
ltURLftp//mapping.usgs.gov/pub/ti/DEM/gt
21
Review

• Describes the data set
• Lists and defines attributes used in the data
  set.
• Lists and cites sources used to define attributes
  in the data set.
• Estimates accuracy of assignment of attributes
  and accuracy of attribute values.

22
Name the Domain
23
Add an Entity and Attribute Overview to your
metadata record under Entity and Attribute
Information (Sec. 5)