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Maintenance Notice: Tuesday May 21 @ 12pm-1:30pm Eastern. InPort and its associated services will be under maintenance and unavailable for the deployment of InPort Release 5.3.6. Downtime Schedule Tuesday, May 21, 2024 12:00pm - 1:30pm Eastern / 9:00am - 10:30am Pacific / 6:00am - 8:30am Hawaii Impacted Areas - InPort Website: https://www.fisheries.noaa.gov/inport - InPort WAF: h...
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Item Identification

Title: NOAA NGS Topobathy Lidar Class Scheme: Chesapeake Bay, MD
Status: Completed

Keywords

Theme Keywords

Thesaurus Keyword
Global Change Master Directory (GCMD) Science Keywords
EARTH SCIENCE > SPECTRAL/ENGINEERING > LIDAR
ISO 19115 Topic Category
elevation
NGDA Portfolio Themes
Elevation Theme

Instrument Keywords

Thesaurus Keyword
Global Change Master Directory (GCMD) Instrument Keywords
LIDAR > Light Detection and Ranging

Platform Keywords

Thesaurus Keyword
Global Change Master Directory (GCMD) Platform Keywords
Airplane > Airplane

Physical Location

Organization: Office for Coastal Management
City: Charleston
State/Province: SC
Country: USA

Entity Information

Entity Type: Other
Active Version?: Yes
Description:

Class table describing the class numbers used in the lidar data file. Each point in the lidar file has a class associated.

Data Attributes

Note: Metadata requirements do not apply to attributes for non-tabular entities.

Attribute Summary

Rubric Score Primary Key? Name Type Description
N/A
1 - Unclassified Point class number Unclassified point
N/A
2- Ground Point class number Ground Point
N/A
7 - Low Point (Noise) Point class number Low Point (Noise)
N/A
40 - Bathymetric Point Point class number Point classified as bathymetric ground.
N/A
41 - Water Surface Point class number Point classified as water surface.
N/A
42 - Derived Water Surface Point class number Derived water surface (synthetic water surface location used in computing refraction at water surface).
N/A
45 - Water Column Point class number Point classified as water column.

Attribute Details

1 - Unclassified

CC ID: 1322277
Seq. Order: 1
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Unclassified point

2- Ground

CC ID: 1322278
Seq. Order: 2
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Ground Point

7 - Low Point (Noise)

CC ID: 1322285
Seq. Order: 3
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Low Point (Noise)

40 - Bathymetric Point

CC ID: 1322280
Seq. Order: 5
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as bathymetric ground.

41 - Water Surface

CC ID: 1322281
Seq. Order: 6
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as water surface.

42 - Derived Water Surface

CC ID: 1322282
Seq. Order: 7
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Derived water surface (synthetic water surface location used in computing refraction at water surface).

45 - Water Column

CC ID: 1322284
Seq. Order: 9
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as water column.

Catalog Details

Catalog Item ID: 72005
GUID: gov.noaa.nmfs.inport:72005
Metadata Record Created By: Maryellen Sault
Metadata Record Created: 2024-02-01 13:56+0000
Metadata Record Last Modified By: Maryellen Sault
Metadata Record Last Modified: 2024-02-01 13:57+0000
Metadata Record Published: 2024-02-01
Owner Org: NGS
Metadata Publication Status: Published Externally
Do Not Publish?: N
Metadata Last Review Date: 2024-02-01
Metadata Review Frequency: 3 Years
Metadata Next Review Date: 2027-02-01