2024 - KKHTCNN Symposium: Implementation of Distributed Acoustic Sensing (DAS) in Indoor Occupant Tracking
Conference, KKHTCNN, Shanghai, China
Talks and presentations
2024 - CONVR Conference: Enhancing Building Design Through Analysis and Predictive Modeling Of Occupant Movements
Conference, International Conference on Construction Applications of Virtual Reality (CONVR), NSW, Australia
Optimizing building design is essential for enhancing indoor environment efficiency, safety, and comfort. This process requires understanding the relationship between occupants’ movements and key building features, influenced by spatial layout, accessibility, and amenity placement….
2024 - ISARC Conference: Acoustic Signal-Based Excavator Fault Detection Using Deep Learning Method
Conference, International Symposium on Automation and Robotics in Construction (ISARC), Lille, France
As machinery assumes a critical role in modern construction, particularly in Singapore’s development initiatives, maintaining excavators becomes paramount. …
2023 - i3CE Conference: The Relationship between Occupants’ Movement and Building Morphology Before and During COVID-19 Pandemic
Conference, ASCE International Conference on Computing in Civil Engineering (i3CE), Corvallis, Oregon, USA
During the COVID-19 pandemic, engineering control emerged as an efficient method for isolating people from hazards through physical or mechanical means. …
2022 - CONVR Conference: An Automatic Method of Information Extraction From 2D Floorplans
Conference, International Conference on Construction Applications of Virtual Reality (CONVR), Seoul, South Korea
The 2D floorplan can provide lots of useful information such as geometric information related to the design of spaces and text information related to the annotations. …
Seminar 2: Facilitating knowledge transfer during code compliance checking using Conceptual Graphs (CG)
Seminar, National University of Singapore, Singapore
This study proposes a method using reusable conceptual graph (CG) patterns to reduce knowledge loss and improve the consistency, quality, and efficiency of knowledge transfer in building code compliance checking….
2021 - i3CE Conference: Knowledge Loss Measurement through quality evaluation of Conceptual Graph
Conference, ASCE International Conference on Computing in Civil Engineering (i3CE), Orlando, Florida, USA
Conceptual graph (CG) is a graph representation of logic derived from semantic knowledge. In the rule interpretation process in automated compliance checking (ACC), the quality of knowledge exchange between rule experts and rule implementers is difficult to ensure. …
Seminar 1: Footstep recognition using vibration signals collected by Distributed Acoustic Sensing system (DAS)
Talk, National University of Singapore, Singapore
This study proposes a machine learning method to recognize occupants’ footsteps using Distributed Acoustic Sensing (DAS) for large-scale indoor environments….