Journal of Computing in Civil Engineering: Recent submissions
Now showing items 1201-1220 of 2320
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Theoretical Basis for Optical Granulometry by Wavelet Transformation
(American Society of Civil Engineers, 2015)A theoretical framework for optical granulometry of sands by a wavelet transformation method is presented. The Haar wavelet transformation is explained by using simple mathematics with comparisons drawn to the use of wavelet ... -
Using Augmented Reality to Facilitate Piping Assembly: An Experiment-Based Evaluation
(American Society of Civil Engineers, 2015)Current practice utilizes two-dimensional (2D) drawings as the main visualization means to guide assembly. As an emerging technology, augmented reality (AR) integrates three-dimensional (3D) images of virtual objects into ... -
BIM-Based Construction Scheduling Method Using Optimization Theory for Reducing Activity Overlaps
(American Society of Civil Engineers, 2015)As building information modeling (BIM) systems continue to be widely adopted, there is an increasing demand for an active construction schedule management system with more advanced decision-making capabilities. For example, ... -
Tracking the Built Status of MEP Works: Assessing the Value of a Scan-vs-BIM System
(American Society of Civil Engineers, 2014)Mechanical, electrical, and plumbing (MEP) works constitute a large portion of construction costs and thus need to be appropriately tracked. Assessment of the built status of MEP works in construction projects is however ... -
Automatic Classification of Project Documents on the Basis of Text Content
(American Society of Civil Engineers, 2015)Organizing construction project documents based on semantic similarities offers several advantages over traditional metadata criteria, including facilitating document retrieval and enhancing knowledge reuse. In this study, ... -
Information Retrieval Framework for Hazard Identification in Construction
(American Society of Civil Engineers, 2015)The repetitive occurrence of similar accidents in construction is one of the most prevalent characteristics of construction accidents. Similar accident cases provide direct information for determining the risks of scheduled ... -
Comparative Study of Motion Features for Similarity-Based Modeling and Classification of Unsafe Actions in Construction
(American Society of Civil Engineers, 2014)Rapid development of motion sensors and video processing has triggered growing attention to action recognition for safety and health analysis, as well as operation analysis, in construction. Specifically for occupational ... -
Computational Tool for Real-Time Hybrid Simulation of Seismically Excited Steel Frame Structures
(American Society of Civil Engineers, 2015)Real-time hybrid simulation (RTHS) offers an economical and reliable methodology for testing integrated structural systems with rate-dependent behaviors. Within a RTHS implementation, critical components of the structural ... -
Simulation-Based Model for Integrated Daylighting System Design
(American Society of Civil Engineers, 2014)Repeated modifications of multiple design parameters are required to optimize daylighting system design. However, a large number of optional design parameters increase the computation time. This research developed a ... -
Application of Low-Cost Accelerometers for Measuring the Operational Efficiency of a Construction Equipment Fleet
(American Society of Civil Engineers, 2015)Monitoring the operational efficiency of construction equipment offers great opportunities to enhance not only the productivity but also the environmental performance of construction operations. However, existing enabling ... -
Development and Implementation of a Cyberinfrastructure Framework for Research in Nondestructive Evaluation Using Acoustic Emission Data
(American Society of Civil Engineers, 2014)This paper presents the development and validation of a cyberinfrastructure architecture for research in nondestructive evaluation (NDE) using acoustic emission (AE) data. Existing cyberinfrastructures for civil engineering ... -
Image-Based Automated 3D Crack Detection for Post-disaster Building Assessment
(American Society of Civil Engineers, 2014)Natural disasters all too often place human lives and property at risk. Recovery efforts following a disaster can be slow and painstaking work, and potentially put responders in harm’s way. A system which helps identify ... -
Projection-Recognition-Projection Method for Automatic Object Recognition and Registration for Dynamic Heavy Equipment Operations
(American Society of Civil Engineers, 2014)It is challenging to recognize dynamic three-dimensional (3D) objects in a scattered construction work environment because it is difficult to process large amounts of incomplete and complex site data from optical sensors ... -
Novel Pattern Detection Algorithm for Monitoring Phase Change of Moisture on Concrete Pavement Using Surface Temperature Data
(American Society of Civil Engineers, 2015)The presence of snow and ice on the pavement are major winter hazards for roadway traffic safety. Pavement temperature sensors are usually employed as a standard road weather element in many road weather information systems. ... -
IFC-Based Graph Data Model for Topological Queries on Building Elements
(American Society of Civil Engineers, 2015)The adoption of building information modeling (BIM) in construction has led to greater integration of architecture, engineering, construction/facility management (AEC/FM) stakeholders at the project design stage; the result ... -
Machine Vision-Enhanced Postearthquake Inspection
(American Society of Civil Engineers, 2013)Current postearthquake inspection of structures relies on certified inspectors to make an assessment of the existing safety of the structure based primarily on qualitative measures. Completing the required inspection takes ... -
Network Ecoinformatics: Development of a Social Ecofeedback System to Drive Energy Efficiency in Residential Buildings
(American Society of Civil Engineers, 2014)Numerous ecofeedback systems have been built around the proven principle that providing feedback to individuals about their energy use can lead to increased conservation through behavior change. This paper presents a novel ... -
No-Schema Algorithm for Extracting a Partial Model from an IFC Instance Model
(American Society of Civil Engineers, 2013)This paper proposes an algorithm for extracting a partial model from an Industry Foundation Classes (IFC) instance model without an IFC schema or a complete IFC model view definition (MVD). The methods developed in previous ... -
In Situ Change Analysis and Monitoring through Terrestrial Laser Scanning
(American Society of Civil Engineers, 2015)In addition to inherent degradation with time, geologic hazards such as coastal erosion, landslides, and seismic activity constantly threaten public infrastructure. Repeat surveys using terrestrial laser scanning [TLS, ... -
Area-Wide Ramp Metering for Targeted Incidents: The Additive Increase, Multiplicative Decrease Method
(American Society of Civil Engineers, 2015)Ramp metering has been broadly accepted and deployed as an effective countermeasure against both recurrent and nonrecurrent congestion on freeways. However, several current ramp metering algorithms tend to optimize only ...