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NGS Metadata Library > NGS Lidar > 2021 NOAA NGS Topobathy Lidar Southern Tampa Ba... >

NOAA NGS Topobathy Lidar Class Scheme: Southern Tampa Bay, Florida

Entity (ENT)  |  National Geodetic Survey (NGS)
GUID: gov.noaa.nmfs.inport:72017  |  Updated: February 1, 2024  |  Published / External 
Summary
Item Identification
Keywords
Physical Location
Entity Info
Data Attributes
Catalog Details

Summary

Description

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

Entity Information

Entity Type
Other

Data Attribute / Type Description
1 - Unclassified
Point class number 		Unclassified point
2- Ground
Point class number 		Ground Point
7 - Low Point (Noise)
Point class number 		Low Point (Noise)
18 - High Noise
72001 		High Point (Noise)
22 - Temporal Exclusion
Point class number 		Point classified as temporal exclusion.
40 - Bathymetric Point
Point class number 		Point classified as bathymetric ground.
41 - Water Surface
Point class number 		Point classified as water surface.
42 - Derived Water Surface
Point class number 		Derived water surface (synthetic water surface location used in computing refraction at water surface).
43 - Submerged Object
Point class number 		Submerged object, not otherwise specified (e.g., wreck, rock, submerged piling)
45 - Water Column
Point class number 		Point classified as water column.

Controlled Theme Keywords

elevation, Elevation Theme, LIDAR

Child Items

No Child Items for this record.

Contact Information

No contact information is available for this record.

Please contact the owner organization (NGS) for inquiries on this record.

Item Identification

Title: NOAA NGS Topobathy Lidar Class Scheme: Southern Tampa Bay, Florida
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
 18 - High Noise 72001 High Point (Noise)
N/A
 22 - Temporal Exclusion Point class number Point classified as temporal exclusion.
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
 43 - Submerged Object Point class number Submerged object, not otherwise specified (e.g., wreck, rock, submerged piling)
N/A
 45 - Water Column Point class number Point classified as water column.

Attribute Details

1 - Unclassified

CC ID: 1322510
Seq. Order: 1
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Unclassified point

2- Ground

CC ID: 1322511
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: 1322518
Seq. Order: 3
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Low Point (Noise)

18 - High Noise

CC ID: 1322528
Seq. Order: 4
Data Storage Type: 72001
Required: No
Primary Key: No
Status: Active
Description:

High Point (Noise)

22 - Temporal Exclusion

CC ID: 1322512
Seq. Order: 5
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as temporal exclusion.

40 - Bathymetric Point

CC ID: 1322513
Seq. Order: 6
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as bathymetric ground.

41 - Water Surface

CC ID: 1322514
Seq. Order: 7
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: 1322515
Seq. Order: 8
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).

43 - Submerged Object

CC ID: 1322516
Seq. Order: 9
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Submerged object, not otherwise specified (e.g., wreck, rock, submerged piling)

45 - Water Column

CC ID: 1322517
Seq. Order: 10
Data Storage Type: Point class number
Required: No
Primary Key: No
Status: Active
Description:

Point classified as water column.

Catalog Details

Catalog Item ID: 72017
GUID: gov.noaa.nmfs.inport:72017
Metadata Record Created By: Maryellen Sault
Metadata Record Created: 2024-02-01 15:00+0000
Metadata Record Last Modified By: Maryellen Sault
Metadata Record Last Modified: 2024-02-01 15:02+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