Column Buckling Mode Classification Using a Back Propagation Neural Network
A back propagation neural network (Rumelhart, Hinton and Williams, 1986) is used to analyze and classify the buckling mode shapes of structural columns. The input patterns consist of vectors...
Computer Modelling of Concrete Cover Effect on the Behavior of Fiber Concrete Subjected to Monotonic Pullout
The objective of this paper is to evaluate the concrete cover effect on the bond behavior of bars embedded in normal and fiber reinforced concrete. Nonlinear finite element analysis is...
A Parallel Fron Large-Scale Stris
A methodology for large-scale structural analysis using a parallel frontal solution algorithm is developed and implemented on the Alliant FX/80 Multiple Instructions Multiple Data (MIMD)...
Parallel Preconditioned Conjugate Gradient Methods for Structural Analysis Problems with Multiple Loadings
This paper describes the use of conjugate gradient method for finite element problems with multiple loading cases. Specifically, we introduce a modified conjugate gradient method for the...
Program Design with Algebraic Specifications
This paper demonstrates the use of algebraic methods in specifying the functional properties of engineering software components, an approach that enables one to focus on software design...
Data Modelling for Steel Frame Structures
The first step to automate any facet of structural engineering is developing a suitable data representation upon which the computer program will operate. However, there is no standard...
What Object-Oriented Programming Can Mean for Structural Engineers
In recent years, object-oriented programming has become an important topic in the computational community. Although generally viewed as a programmers' tool, object-oriented...
GIS in Transportation Modeling: Merging MINUTP with GIS
Transportation system modeling involves a great deal of information on features which are geographically distributed over a study area. Geographic Information Systems (GIS) are suited...
Effect of Camera Geometry on Thermographs for Pavement Crack Detection
The research focused on the effects of camera heights and tilt angles on the ability to detect cracks in thermographs obtained with an infrared camera. Results indicate that differences...
Geographic Engineering Management System
The Memphis District Engineering Division is developing a GIS type data base as part of a Geographic Engineering Management System (GEMS) to assist both the District and the Lower Mississippi...
Extending GIS Capabilities for Enhanced Sewer System Modeling
A limitation of many sewer system modeling programs is their inability to accept and display graphic data. By the same token, many GIS packages, which handle graphics, aren't...
Applications of GIS to Wastewater System Master Planning in Albuquerque
The City of Albuquerque Public Works Department provides wastewater collection and treatment services to a metropolitan area of over 550,000 people. In order to plan for needed wastewater...
A GIS Approach to Urban Water System Planning
Procedures for projecting future water needs have ignored the spatial distribution of consumers. However, with a GIS approach to water demand forecasting and supply planning the spatial...
Analysis of Thermal Scanning Imagery to Investigate Point Inflows Into Surface Water Bodies
Using a modified technique of thermal infrared remote sensing, physical sampling, and data analysis (graphical and geostatistical) locating a small inflow to a lake was possible. Thermal...
Infrared Thermography Based Pipeline Leak Detection
Computerized Infrared Thermographic pipeline inspection is now a refined and reliable process having been thoroughly proven to be an accurate, cost effective, and efficient technology...
Municipal GIS Applications Utilizing Vector and Raster Software on Personal Computers
Confronted by increasingly tight budgetary constraints, combined with the expensive computer processing hardware typically required by a GIS, smaller engineering firms and local governments...
Integrating GIS and Civil Design
Genasys Inc. has traditionally specialized in Geographic Information Systems (GIS) and Computer Mapping. The Genamap product is the world leader in UNIX based GIS. Over the last five years...
Evaluating Computer Aided Support Systems for Infrastructure Management
Computers have invaded nearly every aspect of our lives. Management of our municipal infrastructure is no exception. Today more than ever, efficient, timely, informed management of our...
A Geographic Information System to Support State-Wide Hydrologic Modeling with the SCS-TR-20
A geographic information system (GIS) that is structured for hydrologic analyses has been installed in the Maryland State Highway Administration's (MSHA) Division of Bridge...
Application of a Geographic Information System to Hydrologic Modeling Using HEC-1
A geographic information system (GIS) was used to derive areally-weighted hydrologic parameters for input to the HEC-1 hydrologic model for approximately 600 square miles of Pierce County,...
Return to search