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Query relaxation for portable brick-based applications

Conference · · Proceedings of the 8th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation
 [1];  [2];  [2];  [2];  [3];  [3];  [2];  [4]
  1. ETH Zurich (Switzerland)
  2. Lawrence Berkeley National Laboratory
  3. University of California Berkeley
  4. National Renewable Energy Laboratory
Semantic metadata standards pave the way for interoperability by providing building operators and application developers with common schemes to describe building resources. Applications can query building metadata models to retrieve the set of entities and relationships they need to operate, instead of hard-coding references to specific points and objects from the underlying data sources. Currently, querying such models requires the developer to be very specific when formulating queries in order to obtain meaningful answers (or any answer). The developer is inevitably expected to be familiar with the systems and components of the buildings being queried, as well as the schema used to represent them. The variety of buildings - both in the composition of their subsystems and in how they happen to be modeled - means that the developer will need to use multiple queries in order to retrieve necessary results. This is complex, time-consuming and error-prone. To address this limitation, we investigate query relaxation as a technique to facilitate discovery of meaningful building resources in a collection of ontology-based buildings data. We evaluate our query relaxation approach over a set of Brick models and demonstrate its use in the context of real-world building applications.
Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
USDOE Office of Energy Efficiency and Renewable Energy (EERE), Energy Efficiency Office. Building Technologies Office
DOE Contract Number:
AC02-05CH11231; AC36-08GO28308; EE0008681
OSTI ID:
1880038
Conference Information:
Journal Name: Proceedings of the 8th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation
Country of Publication:
United States
Language:
English

References (14)

Data analytics to improve building performance: A critical review journal January 2019
Brick: Towards a Unified Metadata Schema For Buildings
  • Balaji, Bharathan; Agarwal, Yuvraj; Berges, Mario
  • Proceedings of the 3rd ACM International Conference on Systems for Energy-Efficient Built Environments - BuildSys '16 https://doi.org/10.1145/2993422.2993577
conference January 2016
Portable Queries Using the Brick Schema for Building Applications
  • Balaji, Bharathan; Bhattacharya, Arka; Fierro, Gabe
  • Proceedings of the 3rd ACM International Conference on Systems for Energy-Efficient Built Environments https://doi.org/10.1145/2993422.2996411
conference November 2016
Machine learning for online query relaxation conference January 2004
Automated Metadata Construction to Support Portable Building Applications
  • Bhattacharya, Arka A.; Hong, Dezhi; Culler, David
  • Proceedings of the 2nd ACM International Conference on Embedded Systems for Energy-Efficient Built Environments - BuildSys '15 https://doi.org/10.1145/2821650.2821667
conference January 2015
Development and Implementation of Fault-Correction Algorithms in Fault Detection and Diagnostics Tools journal May 2020
Mortar journal February 2020
Design and Analysis of a Query Processor for Brick journal December 2018
Relaxing RDF queries based on user and domain preferences journal June 2008
The Building Adapter: Towards Quickly Applying Building Analytics at Scale
  • Hong, Dezhi; Wang, Hongning; Ortiz, Jorge
  • Proceedings of the 2nd ACM International Conference on Embedded Systems for Energy-Efficient Built Environments - BuildSys '15 https://doi.org/10.1145/2821650.2821657
conference January 2015
Approximating query answering on RDF databases journal June 2011
Metadata Schemas and Ontologies for Building Energy Applications: A Critical Review and Use Case Analysis journal April 2021
Flexible query processing for SPARQL journal January 2017
Beyond a House of Sticks: Formalizing Metadata Tags with Brick
  • Fierro, Gabe; Koh, Jason; Agarwal, Yuvraj
  • BuildSys '19: The 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation, Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation https://doi.org/10.1145/3360322.3360862
conference November 2019

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