Standards for Hydrographic Surveys
E87416
Standards for Hydrographic Surveys is an internationally recognized technical document that defines the accuracy, methodology, and quality requirements for conducting hydrographic surveys used in nautical charting and marine navigation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Standards for Hydrographic Surveys canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T741898 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Standards for Hydrographic Surveys Context triple: [International Hydrographic Organization, publishes, Standards for Hydrographic Surveys]
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A.
The New American Practical Navigator
The New American Practical Navigator is a seminal 19th-century maritime navigation manual that became the standard reference for sailors and navigators worldwide.
-
B.
Office of Coast Survey Navigation Services Division
The Office of Coast Survey Navigation Services Division is a unit within NOAA responsible for providing nautical charting, navigation information, and related services to support safe and efficient maritime transportation.
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C.
International Regulations for Preventing Collisions at Sea
The International Regulations for Preventing Collisions at Sea are a globally adopted set of navigational rules that govern how vessels should operate to avoid collisions and ensure safety at sea.
-
D.
International Bathymetric Chart of the Arctic Ocean
The International Bathymetric Chart of the Arctic Ocean is a comprehensive mapping project that compiles and standardizes detailed seafloor topography data for the Arctic Ocean to support scientific research and navigation.
-
E.
National Geodetic Survey
The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Standards for Hydrographic Surveys Target entity description: Standards for Hydrographic Surveys is an internationally recognized technical document that defines the accuracy, methodology, and quality requirements for conducting hydrographic surveys used in nautical charting and marine navigation.
-
A.
The New American Practical Navigator
The New American Practical Navigator is a seminal 19th-century maritime navigation manual that became the standard reference for sailors and navigators worldwide.
-
B.
Office of Coast Survey Navigation Services Division
The Office of Coast Survey Navigation Services Division is a unit within NOAA responsible for providing nautical charting, navigation information, and related services to support safe and efficient maritime transportation.
-
C.
International Regulations for Preventing Collisions at Sea
The International Regulations for Preventing Collisions at Sea are a globally adopted set of navigational rules that govern how vessels should operate to avoid collisions and ensure safety at sea.
-
D.
International Bathymetric Chart of the Arctic Ocean
The International Bathymetric Chart of the Arctic Ocean is a comprehensive mapping project that compiles and standardizes detailed seafloor topography data for the Arctic Ocean to support scientific research and navigation.
-
E.
National Geodetic Survey
The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
hydrographic surveying standard
ⓘ
international guideline ⓘ technical standard ⓘ |
| aimsTo |
define acceptable survey methods
ⓘ
ensure traceability of survey measurements ⓘ standardize survey accuracy classifications ⓘ |
| appliesTo |
hydrographic surveys for marine navigation
ⓘ
hydrographic surveys for nautical charting ⓘ |
| covers |
data quality control
ⓘ
data validation ⓘ depth measurement requirements ⓘ documentation of survey methods ⓘ equipment performance requirements ⓘ horizontal and vertical datums ⓘ metadata requirements for hydrographic data ⓘ positioning requirements ⓘ quality assurance procedures ⓘ quality control procedures ⓘ survey classification by order or category ⓘ tidal and water level observations ⓘ uncertainty estimation ⓘ |
| defines |
accuracy requirements for hydrographic surveys
ⓘ
methodology requirements for hydrographic surveys ⓘ quality requirements for hydrographic surveys ⓘ |
| objective |
enhance safety of marine navigation
ⓘ
ensure consistency of hydrographic survey results ⓘ harmonize hydrographic practices internationally ⓘ provide minimum survey quality thresholds ⓘ support reliable nautical charting ⓘ |
| relatedTo |
bathymetric survey techniques
ⓘ
hydrographic data management practices ⓘ marine navigation safety regulations ⓘ nautical charting standards ⓘ positioning and GNSS standards ⓘ tidal datum determination ⓘ |
| scope |
coastal waters
ⓘ
harbors and ports ⓘ inland waterways used for navigation ⓘ offshore waters ⓘ |
| usedBy |
chart producers
ⓘ
commercial survey companies ⓘ hydrographic offices ⓘ national maritime authorities ⓘ naval and defense hydrographic services ⓘ offshore industry surveyors ⓘ port and harbor authorities ⓘ |
| usedFor |
assessment of seafloor features
ⓘ
electronic navigational chart production ⓘ nautical chart production ⓘ safety of navigation ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Standards for Hydrographic Surveys Description of subject: Standards for Hydrographic Surveys is an internationally recognized technical document that defines the accuracy, methodology, and quality requirements for conducting hydrographic surveys used in nautical charting and marine navigation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.