IFCtoLBD 2.13

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, Pieter Pauwels, Ville Kukkonen, Simon Steyskaland, and Joel Lehtonen.

This repository presents the results of our ongoing work to create a usable converter to convert Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• better error handling and improved usability
• Windows executable

IFCtoLBD 2.12

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, Pieter Pauwels, Ville Kukkonen, Simon Steyskaland, and Joel Lehtonen.

This repository presents the results of our ongoing work to create a usable converter to convert Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• Java 15 version
• The PSD ontology in https://www.linkedbuildingdata.net/IFC4-PSD/PsetDef/index-en.html
• ifcOWL IfcPropertySingleValue Units in use
• Log4J settings

IFCtoLBD 2.11

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, Pieter Pauwels, Ville Kukkonen, Simon Steyskaland, and Joel Lehtonen.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• new OPM property definitions in use

IFCtoLBD 2.10

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, Pieter Pauwels, Ville Kukkonen, Simon Steyskaland, and Joel Lehtonen.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• ifcOWL file is exported
  This makes it easier to follow the owl:sameAs links that are pointing to equivalent ifcOWL elements in the models.

IFCtoLBD 2.9

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, Pieter Pauwels, Ville Kukkonen, Simon Steyskaland, and Joel Lehtonen.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• new lbd:containsInBoundingBox -tag
• fixed geometry
• Double.NaN value handling fixed
• containsElement and adjacentElement handling rewritten

IFCtoLBD 2.7

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, and Pieter Pauwels.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• utf-8 coding fix

IFCtoLBD 2.6

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, and Pieter Pauwels.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• bsddld:isBSDDProperty link fixed

IFCtoLBD 2.5

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, and Pieter Pauwels.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• added bounding boxes
• units
• owl:sameAs to ifcOWL elements

IFCtoLBD 2.2

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, and Pieter Pauwels.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• better memory model: geometry, style, material and IfcOwnerHistory triples are prefiltered on the fly.

IFCtoLBD 2.0

Contributors: Jyrki Oraskari, Mathias Bonduel, Kris McGlinn, Anna Wagner, and Pieter Pauwels.

This repository presents the results of our ongoing work to create a usable converter to convert
Industry Foundation Classes (IFC) STEP formatted files into Resource Description Framework (RDF) triples that follow the small ontologies devised in the World Wide Web Consortium (W3C) Linked Building Data Community Group (W3C LBD-CG) (https://github.com/w3c-lbd-cg/).

Changes:

• Jena version 3.16
• SHACL JUnit tests for the LBD output
• IFC v4x3