Table of Contents

Introduction

Vessel Transmission Vocabulary - DG MARE was developed under the European Commission's ISA Programme. This is the namespace document, generated from the associated RDF schema. Full documentation is provided in the specification document itself. This includes background information, use cases, the conceptual model and full definitions for all terms used.

The Vessel Transmission ontology is available here

Namespace

The URI for this vocabulary is

http://maritime.testproject.eu/VesselTransmissionVocabulary/

When abbreviating terms the suggested prefix is

vesseltrans

Each class or property in the vocabulary has a URI constructed by appending a term name to the vocabulary URI. For example:

http://maritime.testproject.eu/VesselTransmissionVocabulary/AisTransmission

Conceptual model

This section lists the classes, properties, and relationships contained in the ADMS Conceptual model. The following sections indicate how these are represented in the RDF Schema.

Classes:
Properties:

Vocabulary at glance

The figure below provides an overview of the RDF Schema.

Ontology structure overview

Classes

This section provides the formal definition of each class in the vocabulary.

AIS transmission

Type of Term Class
QName vesseltrans:AisTransmission
URI http://maritime.testproject.eu/VesselTransmissionVocabulary/AisTransmission
Definition AIS(Automatic Identification System) is a marine navigation aid which uses GPS, VHF radio and DSP to automatically communicate between vessels. The AIS enables easy vessel monitoring and reporting.

Fishing Vessel

Type of Term Class
QName fleet:FishingVessel
URI http://maritime.testproject.eu/FishingVesselVocabulary/FishingVessel
Definition Models a fishing vessel.

Geometry

Type of Term Class
QName locn:Geometry
URI http://www.w3.org/ns/locn#Geometry
Definition The geometrical location of the vessel found in the AIS transmission.

Properties

has geometry

Type of Term Property
QName vesseltrans:has_geometry
URI http://maritime.testproject.eu/VesselTransmissionVocabulary/has_geometry
Definition The geometrical location given in the AIS transmission.

Fishing Vessel

Type of Term Property
QName vesseltrans:has_fishingVessel
URI http://maritime.testproject.eu/VesselTransmissionVocabulary/has_fishingVessel
Definition Models the fishing vessel from where the AIS transmission originated from.

mmsi

Type of Term Property
QName fleet:mmsi
URI http://maritime.testproject.eu/FishingVesselVocabulary/mmsi
Definition The MMSI (Maritime Mobile Service Identity) is a unique code that helps identify a ship.

name

Type of Term Property
QName dcterms:title
URI http://purl.org/dc/terms/title
Definition The dcterms:title property fully represents the name of a Fishing Vessel.

latitude

Type of Term Property
QName geo:lat
URI http://www.w3.org/2003/01/geo/wgs84_pos#lat
Definition The WGS84 latitude of a SpatialThing (decimal degrees).

longitude

Type of Term Property
QName geo:long
URI http://www.w3.org/2003/01/geo/wgs84_pos#long
Definition The WGS84 longitude of a SpatialThing (decimal degrees).

full AIS message

Type of Term Property
QName dcterms:description
URI http://purl.org/dc/terms/description
Definition The dcterms:description property fully represents the full AIS message in a raw format which can be decoded at : [http://www.aggsoft.com/ais-decoder.html].

start Date

Type of Term Property
QName schema:startDate
URI http://schema.org/startDate
Definition The schema:startDate fully represents the date when the data was transmitted.

Conformance Statement

A conformant implementation of this vocabulary MUST understand all vocabulary terms defined in this document.