AIS (Automatic Identification System)
E470678
AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.
All labels observed (4)
| Label | Occurrences |
|---|---|
| AIS | 1 |
| AIS (Automatic Identification System) canonical | 1 |
| AIS Search and Rescue Transmitters | 1 |
| Automatic Identification System | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4791919 — 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: AIS (Automatic Identification System) Context triple: [Vessel Traffic Service Rotterdam, usesSystem, AIS (Automatic Identification System)]
-
A.
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.
-
B.
ECDIS
ECDIS (Electronic Chart Display and Information System) is a computerized navigation system used on ships that integrates electronic navigational charts with real-time position and navigational data to support safe and efficient marine navigation.
-
C.
Maritime Authority System
The Maritime Authority System is a Portuguese naval command and control framework responsible for overseeing maritime safety, security, and law enforcement in Portugal’s territorial waters.
-
D.
LORAN
LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
-
E.
Electronic Chart Display and Information System
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.
- 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: AIS (Automatic Identification System) Target entity description: AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.
-
A.
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.
-
B.
ECDIS
ECDIS (Electronic Chart Display and Information System) is a computerized navigation system used on ships that integrates electronic navigational charts with real-time position and navigational data to support safe and efficient marine navigation.
-
C.
Maritime Authority System
The Maritime Authority System is a Portuguese naval command and control framework responsible for overseeing maritime safety, security, and law enforcement in Portugal’s territorial waters.
-
D.
LORAN
LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
-
E.
Electronic Chart Display and Information System
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.
- F. None of above. chosen
Statements (65)
| Predicate | Object |
|---|---|
| instanceOf |
automatic identification system
ⓘ
maritime communication system ⓘ vessel tracking system ⓘ |
| abbreviationOf | Automatic Identification System NERFINISHED ⓘ |
| contributesTo |
environmental protection and spill response
ⓘ
monitoring of fishing activities ⓘ |
| dataFormat | NMEA 0183 sentences ⓘ |
| dataReceivedBy |
other vessels
ⓘ
satellites ⓘ shore stations ⓘ |
| dataUsedBy |
coast guards
ⓘ
commercial vessel tracking services ⓘ maritime safety agencies ⓘ port authorities ⓘ |
| definedIn |
IMO SOLAS Convention
NERFINISHED
ⓘ
ITU-R M.1371 NERFINISHED ⓘ |
| enables | electronic chart display of nearby vessels ⓘ |
| enhances | navigational safety ⓘ |
| fullName | Automatic Identification System NERFINISHED ⓘ |
| hasComponent |
AIS aids to navigation station
ⓘ
AIS base station ⓘ AIS search and rescue transponder ⓘ Class A AIS transponder ⓘ Class B AIS transponder ⓘ |
| hasVariant |
Class A AIS
ⓘ
Class B AIS NERFINISHED ⓘ Satellite AIS NERFINISHED ⓘ |
| improves | situational awareness at sea ⓘ |
| includesIdentifier | Maritime Mobile Service Identity NERFINISHED ⓘ |
| integratesWith |
Electronic Chart Display and Information System
NERFINISHED
ⓘ
Vessel Traffic Service systems ⓘ radar ⓘ |
| mandatoryFor |
SOLAS cargo ships of 300 gross tonnage and upwards on international voyages
ⓘ
SOLAS passenger ships ⓘ cargo ships of 500 gross tonnage and upwards not engaged on international voyages ⓘ |
| operatesOn | VHF maritime band ⓘ |
| standardizedBy |
International Electrotechnical Commission
NERFINISHED
ⓘ
International Maritime Organization NERFINISHED ⓘ International Telecommunication Union NERFINISHED ⓘ |
| supports |
long‑range identification and tracking when combined with satellite reception
ⓘ
maritime traffic monitoring ⓘ real‑time vessel tracking ⓘ |
| transmits |
destination
ⓘ
draught ⓘ estimated time of arrival ⓘ navigational status ⓘ rate of turn ⓘ safety‑related messages ⓘ ship type ⓘ vessel course ⓘ vessel dimensions ⓘ vessel heading ⓘ vessel identity ⓘ vessel position ⓘ vessel speed ⓘ |
| usedFor |
collision avoidance
ⓘ
maritime domain awareness ⓘ maritime safety ⓘ port operations management ⓘ search and rescue support ⓘ vessel traffic management ⓘ |
| usesAccessScheme | TDMA ⓘ |
| usesFrequency |
AIS 1 (161.975 MHz)
ⓘ
AIS 2 (162.025 MHz) ⓘ |
| usesModulation | GMSK ⓘ |
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: AIS (Automatic Identification System) Description of subject: AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
Global Maritime Distress and Safety System
→
usesComponent
→
AIS (Automatic Identification System)
ⓘ
this entity surface form:
AIS Search and Rescue Transmitters
this entity surface form:
Automatic Identification System
this entity surface form:
AIS