Electronic Chart Display and Information System
E411538
Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Electronic Chart Display and Information System canonical | 5 |
| Electronic Chart System | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4078012 — 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: Electronic Chart Display and Information System Context triple: [S-57, supports, Electronic Chart Display and Information System]
-
A.
IHO S-101 Electronic Navigational Chart Product Specification
IHO S-101 Electronic Navigational Chart Product Specification is an international standard developed by the International Hydrographic Organization to define the next-generation format and structure for official electronic navigational charts used in marine navigation systems.
-
B.
Global Maritime Distress and Safety System
The Global Maritime Distress and Safety System is an internationally standardized, automated communication framework that enhances maritime safety by ensuring ships can send and receive distress alerts and vital safety information anywhere at sea.
-
C.
Gee navigation system
The Gee navigation system was an early British radio navigation aid used during World War II to help Allied aircraft determine their position and improve bombing accuracy.
-
D.
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO is the International Hydrographic Organization’s standard-setting document that defines the content, design, and production requirements for official nautical charts used worldwide for safe marine navigation.
-
E.
Continental Early Warning System
The Continental Early Warning System is an African Union mechanism that monitors and analyzes conflict-related data across the continent to provide timely alerts for preventive diplomacy and peacekeeping.
- 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: Electronic Chart Display and Information System Target entity description: Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
-
A.
IHO S-101 Electronic Navigational Chart Product Specification
IHO S-101 Electronic Navigational Chart Product Specification is an international standard developed by the International Hydrographic Organization to define the next-generation format and structure for official electronic navigational charts used in marine navigation systems.
-
B.
Global Maritime Distress and Safety System
The Global Maritime Distress and Safety System is an internationally standardized, automated communication framework that enhances maritime safety by ensuring ships can send and receive distress alerts and vital safety information anywhere at sea.
-
C.
Gee navigation system
The Gee navigation system was an early British radio navigation aid used during World War II to help Allied aircraft determine their position and improve bombing accuracy.
-
D.
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO is the International Hydrographic Organization’s standard-setting document that defines the content, design, and production requirements for official nautical charts used worldwide for safe marine navigation.
-
E.
Continental Early Warning System
The Continental Early Warning System is an African Union mechanism that monitors and analyzes conflict-related data across the continent to provide timely alerts for preventive diplomacy and peacekeeping.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
electronic chart system
ⓘ
maritime navigation system ⓘ shipboard equipment ⓘ |
| abbreviation | ECDIS ⓘ |
| benefit |
improves situational awareness
ⓘ
optimizes fuel consumption through better routing ⓘ reduces navigational workload ⓘ reduces risk of grounding ⓘ |
| canSubstituteFor | paper nautical charts ⓘ |
| hasComponent |
display unit
ⓘ
input devices ⓘ position sensors ⓘ power supply ⓘ processor unit ⓘ |
| integrates |
Automatic Identification System data
ⓘ
GPS data ⓘ depth sounder data ⓘ electronic navigational charts ⓘ gyrocompass data ⓘ meteorological information ⓘ radar data ⓘ real-time positioning data ⓘ speed log data ⓘ tide and current information ⓘ |
| introducedInContext | modernize marine navigation ⓘ |
| operatorTrainingStandard | STCW ⓘ |
| purpose |
enhance maritime safety
ⓘ
support route monitoring ⓘ support route planning ⓘ |
| regulatedBy |
International Hydrographic Organization
ⓘ
International Maritime Organization ⓘ |
| requires |
backup arrangements
ⓘ
official electronic navigational charts ⓘ trained operators ⓘ type approval ⓘ |
| subjectToStandard |
IEC 61174
ⓘ
IHO S-52 ⓘ IHO S-57 ⓘ
linked to:
S-57
IHO S-63 ⓘ IMO ECDIS performance standards ⓘ
linked to:
IMO performance standards for ECDIS
SOLAS Chapter V ⓘ |
| supportsFunction |
AIS target display
ⓘ
anti-grounding alarms ⓘ automatic route checking ⓘ chart updating ⓘ cross-track error monitoring ⓘ radar overlay ⓘ safety contour alarms ⓘ voyage planning ⓘ voyage recording ⓘ |
| usedOn |
seagoing vessels
ⓘ
ships ⓘ |
| usesDataFormat |
Electronic Navigational Chart
ⓘ
Raster Navigational Chart ⓘ |
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: Electronic Chart Display and Information System Description of subject: Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Electronic Chart Display and Information System