Reasoning with data: building performance checking and schema transformations

Faculty of Engineering and Architecture

Session 8Reasoning with data: building performance

checking and schema transformations

Workshop Ontology Modelling

Barcelona, 19-21 December 2011


design

[1] Linked Data – Connect Distributed Data across the Web. http://linkeddata.org/ (2011)


[2] R. Cyganiak, C. Bizer. Pubby – A linked data frontend for SPARQL endpoints. http://www4.wiwiss.fu-berlin.de/pubby/.[3] OpenLink Software. Virtuoso Universal Server. http://virtuoso.openlinksw.com/.



Outline

1. Information visualization

2. Building performance checking

3. Interoperability and schema transformations


INFORMATION VISUALIZATION


‘Intelligent’ Virtual Environments

[4] GraphiSoft. GraphiSoft Virtual Building Explorer for ArchiCAD. http://www.graphisoft.com/products/virtual-building-explorer/.


Even more ‘Intelligent’ Virtual Environments


1. Esperient Creator

2. 3DVIA Virtools

3. Unity3D

4. Quest3D

5. StoneTrip ShiVa

[5] P. Pauwels, R. De Meyer, J. Van Campenhout. Visualisation of semantic architectural information within a game engine environment. In Proceedings of the 10th International Conference on Construction Applications of Virtual Reality. 2010.

219-228.

How to create the virtual environment?


The information flow

BIM model

FBX representation

IFC representation

export

export

Virtual world in Unity3D

import

BIM modelin LOD cloud

IFC-to-RDF Service

Real-time communication

Enriched BIM model

References to LOD cloud


1. Creation of the virtual world


219-228.


2. Implementation of functionality (1)

connecting FBX representation to the LOD cloud (1)


SELECT distinct ?s WHERE { ?s <http://multimedialab.organon.elis.ugent.be/ontologies/IFC2X3#tag> "175853"^^xsd:string . ?s <http://multimedialab.organon.elis.ugent.be/ontologies/IFC2X3#representation> ?o

}

2. Implementation of functionality (2)

connecting FBX representation to the LOD cloud (2)


3. Build Graphical User Interface (GUI)


219-228.


BUILDING PERFORMANCE CHECKING


Today’s approach

materials databases

CAD software

NBN S01-400-1

standards

building model output formats

BIM

- acoustic analysis- thermal analysis- energy analysis

Target apps

dedicated software

materials databasesmaterials databases

[6] P. Pauwels, D. Van Deursen, R. Verstraeten, J. De Roo, R. De Meyer, R. Van de Walle, J. Van Campenhout. A semantic rule checking environment for building performance checking. Automation in Construction 20(5) 2011, 506-518.


Proposed approach: step 1

materials databases

CAD software

NBN S01-400-1

standards

IFC instance

BIM


Target apps

dedicated software




Proposed approach: step 2

materials databases

CAD software

NBN S01-400-1

standards

IFC instance

BIM


Target apps

Formally described rules




Semantic BIM: schematic overview

materials databasesmaterials

databasesmaterials databases

IFC

instance of

NBN S01-400-1

standards and application-specific calculations

N3 rules

Reasoner



# Calculate R' [dB] for each Space surface that has a calculated Te,i value{ # Find relevant Space surface and their Te,i values ?SS a ifc:SpaceSurface. ?SS ifc:spaceBoundary [ifc:relatedBuildingElement [:acousticTau ?tau1]]. (?SCOPE 1) e:findall (?tau {?SS ifc:spaceBoundary [ifc:relatedBuildingElement [:acousticTau ?tau]].} ?tauList). # Calculate R' [dB] for each Space surface ?tauList math:sum ?summedTau. (10 ?x) math:exponentiation ?summedTau. (-10 ?x) math:product ?R}=>{?SS :acousticR ?R}.

Converting standards into N3Logic









INTEROPERABILITY AND SCHEMA TRANSFORMATIONS


?

[7] P. Pauwels, D. Van Deursen, J. De Roo, T. Van Ackere, R. De Meyer, R. Van de Walle, J. Van Campenhout. Three-dimensional information exchange over the semantic web for the domain of architecture, engineering, and construction.

Artificial Intelligence for Engineering Design, Analysis and Manufacturing 25 (4) 2011, 317-332.[8] P. Pauwels, R. De Meyer, J. Van Campenhout. Interoperability for the Design and Construction Industry through

Semantic Web Technology. 5th International Conference on Semantic and Digital Media Technologies. In Lecture Notes in Computer Science 6725, 2011, 143-158.



Artificial Intelligence for Engineering Design, Analysis and Manufacturing 25 (4) 2011, 317-332.














STL/RDF

X3D/RDF

IFC/RDF
















CONCLUSION


How to integrate diverse information models, in particular those that describe the same information differently???