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GIS-Based Channel Extraction and Smoothing Algorithm for Distributed Hydrologic Modeling
An algorithm is developed to extract dendritic channel networks from Digital Elevation Model (DEM) data. This algorithm, in conjunction with the GRASS Geographic Information System (GIS),...

Genetic Algorithms in Groundwater Management
The aim of this paper is to examine applicability of genetic algorithms in groundwater planning and management. A brief description of genetic algorithms and the associated advantages...

High-Resolution Upwind Schemes for Solving Mass Transport Equation
A fractional-step algorithm is employed to solve the mass transport equation by decomposing the advection-dispersion equation into two portions, pure advection and pure dispersion. High-resolution...

Multi-Reservoir System Simulation Design Using C++ and Object Oriented Programming
Scientists and Engineers intuitively perceive the world as objects with interactions and internal processes. Physicists may view there work as different particles exerting forces on each...

A Calibration Process for Automatic Incident Detection Algorithms
This paper describes the development of a general method for the calibration of Automatic Incident Detection algorithms. A simple structure of freeway traffic data adapted to this process...

Seismic Effectiveness of Active Tuned Mass Dampers for the Control of Flexible Structures
The possibility of enhancing Tuned Mass Damper (TMP) effectiveness with an added active control capability is presented in this paper. The weighting matrix associated with the components...

Optimal Design of Building Structures Using the Predetermined Sections
A practical optimization algorithm for the member design of building structure is presented in this paper. The emphasis is particularly concentrated on the practical applicability of the...

The SECO Suite of Codes for Site Performance Assessment
Modeling for performance assessment of the Waste Isolation Pilot Plant (WIPP) has led to development of the SECO suite of codes for groundwater flow, particle tracking, and transport....

Pipe Network Optimisation Using Genetic Algorithms
A new optimization technique of generic algorithms has recently been successfully applied to pipe network optimization. In this paper a parametric analysis is carried out of the genetic...

Resource Leveling Based on the Modified Minimum Moment Heuristic
CPMLevel is an MS Windows computer program that utilizes the minimum moment algorithm to smooth the histogram of a resource in both traditional and overlapped CPM networks. It has interactive...

Algorithms for Efficient Real-time Traffic Assignment
Fast algorithms are essential to accomplish real-time traffic assignment for optimal routing or traffic prediction under ATMS/ATIS. User-equilibrium and system-optimal traffic assignment...

A Dynamic Mapping Application for an ATIS
A dynamic mapping application for an Advanced Traveler Information System (ATIS) is described. The application requires tracking maintenance vehicles so that paths can be displayed indicating...

The DWR Delta Graphical User Interface
Previously, most modeling development has been in the area of algorithms, with relatively little effort spent on conveying the results of models. A graphical user interface to a database...

PDS: An Expert System for Distress Diagnosis of Flexible Pavements in Taiwan
Pavement distress diagnosis requires a significant amount of engineering judgement which is difficult, if not impossible, to be quantified. This is an excellent domain for the development...

Applying Constraint Satisfaction Neural Networks to Multiple Views' Data Partitioning in Building Engineering
A typical building engineering process involves multiple project participants and several computer applications. These participants and applications have their own views of the underlying...

Benefit-Cost Analysis for Optimal Budget Allocation to Bridges
The funding available for bridge improvements in the United States has been insufficient for many years. The limited budgets granted have generally been allocated based on Sufficiency...

Masonry Cladding, an Expert System for Distress Diagnosis
An expert system for masonry cladding failure diagnosis was developed. The system provides a heuristic procedure for diagnosing the most probable causes of cladding distresses and failure...

Optimal Seismic Design of Structures
Structural design...

An Environmental Evaluation Learning System
The environmental impact assessment of projects is one of the most common and complex environmental evaluation tasks. The diversity and depth of expertise required for pose major difficulties...

Implementing Qualitative Reasoning for Structural Design Using Constraint Propagation
All designs begin with qualitative reasoning and therefore, this activity has an important influence upon subsequent quantitative stages. In structural design, qualitative reasoning starts...

 

 

 

 

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