All Outputs (18)

An evolutionary-based polynomial regression modeling approach to predicting discharge flow rate under sheet piles (2023)
Journal Article
Asr, A. A., Johari, A., & Javadi, A. A. (2023). An evolutionary-based polynomial regression modeling approach to predicting discharge flow rate under sheet piles. Engineering with Computers, 39(6), 4093-4101. https://doi.org/10.1007/s00366-023-01872-1

The discharge flow rate beneath sheet plies is an essential parameter in designing these water retaining structures. This paper presents a unified framework for modeling and predicting discharge flow rate using an evolutionary-based polynomial regres... Read More about An evolutionary-based polynomial regression modeling approach to predicting discharge flow rate under sheet piles.

Effective stress parameter in unsaturated soils : an evolutionary-based prediction model (2021)
Journal Article
Ahangar Asr, A., & Javadi, A. (2021). Effective stress parameter in unsaturated soils : an evolutionary-based prediction model. Proceedings of the Institution of Civil Engineers. Smart infrastructure and construction, 173(4), 96-105. https://doi.org/10.1680/jsmic.21.00012

Deformations and failures in unsaturated soils are influenced directly by the effective stress calculated using the stress equation affected by the effective stress parameter. A data mining-based approach, the Evolutionary Polynomial Regression (EPR)... Read More about Effective stress parameter in unsaturated soils : an evolutionary-based prediction model.

Numerical investigation into the stability of earth dam slopes considering the effects of cavities (2020)
Journal Article
Al-ateya, H., & Ahangar Asr, A. (2020). Numerical investigation into the stability of earth dam slopes considering the effects of cavities. Engineering Computations, 37(4), 1397-1421. https://doi.org/10.1108/EC-03-2019-0101

This research is an attempt to estimate the influence of the presence of cavities on the stability of slopes in earth
dams under rapid drawdown conditions. The aim of the investigation is to study the influence of different
factors, such as the dia... Read More about Numerical investigation into the stability of earth dam slopes considering the effects of cavities.

Stratified slopes, numerical and empirical stability analysis (2018)
Journal Article
Sauffisseau, R., & Ahangar Asr, A. (2018). Stratified slopes, numerical and empirical stability analysis. Proceedings of the ICE - Engineering and Computational Mechanics, 171(4), 174-185. https://doi.org/10.1680/jencm.18.00017

Urbanisation means that many natural slopes in and around cities are often subjected to cuts
resulting in dramatic changes in the geometry of slope faces mostly by increasing slope angle
which could lead to failures with catastrophic consequences.... Read More about Stratified slopes, numerical and empirical stability analysis.

An evolutionary modelling approach to predicting stress-strain behaviour of saturated granular soils (2018)
Journal Article
Ahangar Asr, A., Faramarzi, A., & Javadi, A. (2018). An evolutionary modelling approach to predicting stress-strain behaviour of saturated granular soils. Engineering Computations, 35(8), 2931-2952. https://doi.org/10.1108/EC-01-2018-0025

Purpose: To develop a unified framework for modelling triaxial deviator stress - axial strain and volumetric strain – axial strain behaviour of granular soils with the ability to predict the entire stress paths, incrementally, point by point, in de... Read More about An evolutionary modelling approach to predicting stress-strain behaviour of saturated granular soils.

Air losses in compressed air tunneling : a prediction model (2016)
Journal Article
Ahangar Asr, A., & Javadi, A. (2016). Air losses in compressed air tunneling : a prediction model. Proceedings of the ICE - Engineering and Computational Mechanics, 169(3), 140-147. https://doi.org/10.1680/jencm.15.00023

Data (measurements) from a tunnel in Munich, Germany was used to develop and validate a model to predict air loss volumes in the process of compressed air tunnelling. In the implemented case study, compressed air was used as a measure to control the... Read More about Air losses in compressed air tunneling : a prediction model.

An evolutionary approach to modelling the thermo-mechanical behaviour of unsaturated soils (2015)
Journal Article
Ahangar Asr, A., Javadi, A., & Khalili, N. (2015). An evolutionary approach to modelling the thermo-mechanical behaviour of unsaturated soils. International Journal for Numerical and Analytical Methods in Geomechanics, 39(5), 539-557. https://doi.org/10.1002/nag.2323

A new data mining approach is presented for modelling of the stress-strain and volume change behaviour of unsaturated soils considering temperature effects. The proposed approach is based on the evolutionary polynomial regression (EPR), which unlike... Read More about An evolutionary approach to modelling the thermo-mechanical behaviour of unsaturated soils.

A surrogate model for simulation–optimization of aquifer systems subjected to seawater intrusion (2015)
Journal Article
Hussain, M., Javadi, A., Ahangar Asr, A., & Farmani, R. (2015). A surrogate model for simulation–optimization of aquifer systems subjected to seawater intrusion. Journal of Hydrology, 523, 542-554. https://doi.org/10.1016/j.jhydrol.2015.01.079

This study presents the application of Evolutionary Polynomial Regression (EPR) as a pattern recognition system to predicate the behavior of nonlinear and computationally complex aquifer systems subjected to
seawater intrusion (SWI). The developed E... Read More about A surrogate model for simulation–optimization of aquifer systems subjected to seawater intrusion.

Lateral load bearing capacity modelling of piles in cohesive soils in undrained conditions; an intelligent evolutionary approach (2014)
Journal Article
Ahangar Asr, A., Javadi, A., Johari, A., & Chen, Y. (2014). Lateral load bearing capacity modelling of piles in cohesive soils in undrained conditions; an intelligent evolutionary approach. Applied Soft Computing, 24, 822-828. https://doi.org/10.1016/j.asoc.2014.07.027

The complex behaviour of fine-grained materials in relation with structural elements has received noticeable attention from geotechnical engineers and designers in recent decades. In this research work an evolutionary approach is presented to create... Read More about Lateral load bearing capacity modelling of piles in cohesive soils in undrained conditions; an intelligent evolutionary approach.

Identification of coupling parameters between shear strength behaviour of compacted soils and chemical's effects with an evolutionary-based data mining technique (2012)
Journal Article
Cuisinier, O., Javadi, A. A., Ahangar-Asr, A., & Masrouri, F. (2013). Identification of coupling parameters between shear strength behaviour of compacted soils and chemical's effects with an evolutionary-based data mining technique. Computers and Geotechnics, 48, 107-116. https://doi.org/10.1016/j.compgeo.2012.10.005

When subjected to a very high-pH, most of the soil minerals undergo physico-chemical transformation. This could induce strong modifications of the shear strength behaviour of the soil. This issue is of high interest in the framework of the design of... Read More about Identification of coupling parameters between shear strength behaviour of compacted soils and chemical's effects with an evolutionary-based data mining technique.

Numerical implementation of EPR-based material models in finite element analysis (2012)
Journal Article
Faramarzi, A., Javadi, A. A., & Ahangar-Asr, A. (2013). Numerical implementation of EPR-based material models in finite element analysis. Computers and Structures, 118, 100-108. https://doi.org/10.1016/j.compstruc.2012.10.002

In this paper a novel approach based on evolutionary polynomial regression (EPR) is presented to develop constitutive models of materials. Stress–strain data are used to train EPR and develop EPR-based material models. It is shown that it is possible... Read More about Numerical implementation of EPR-based material models in finite element analysis.

Analysis of behaviour of soils under cyclic loading using EPR-based finite element method (2012)
Journal Article
Javadi, A. A., Faramarzi, A., & Ahangar-Asr, A. (2012). Analysis of behaviour of soils under cyclic loading using EPR-based finite element method. Finite Elements in Analysis and Design, 58, 53-65. https://doi.org/10.1016/j.finel.2012.04.005

In this paper, a new approach is presented for modelling of behaviour of soils in finite element analysis under cyclic loading. This involves development of a unified approach to modelling of complex materials using evolutionary polynomial regression... Read More about Analysis of behaviour of soils under cyclic loading using EPR-based finite element method.

Determination of the most probable slip surface in 3D slopes considering the effect of earthquake force direction (2012)
Journal Article
Ahangar-Asr, A., Toufigh, M., & Salajegheh, A. (2012). Determination of the most probable slip surface in 3D slopes considering the effect of earthquake force direction. Computers and Geosciences, 45, 119-130. https://doi.org/10.1016/j.cageo.2011.10.024

Considering the effect of earthquake forces on stability of slopes has always been of crucial importance in seismic analysis of geotechnical structures like dams, roads and embankments and there has been much concern about stability of cuts, fills an... Read More about Determination of the most probable slip surface in 3D slopes considering the effect of earthquake force direction.

Modelling stress-strain and volume change behaviour of unsaturated soils using an evolutionary based data mining technique, an incremental approach (2012)
Journal Article
Javadi, A., Ahangar-Asr, A., Johari, A., Faramarzi, A., & Toll, D. (2012). Modelling stress-strain and volume change behaviour of unsaturated soils using an evolutionary based data mining technique, an incremental approach. Engineering Applications of Artificial Intelligence, 25(5), 926-933. https://doi.org/10.1016/j.engappai.2012.03.006

Modelling of unsaturated soils has been the subject of many research works in the past few decades. A number of constitutive models have been developed to describe the complex behaviour of unsaturated soils. However, many have proven to be unable to... Read More about Modelling stress-strain and volume change behaviour of unsaturated soils using an evolutionary based data mining technique, an incremental approach.

An evolutionary approach to modelling the soil-water characteristic curve in unsaturated soils (2012)
Journal Article
Ahangar-Asr, A., Johari, A., & Javadi, A. (2012). An evolutionary approach to modelling the soil-water characteristic curve in unsaturated soils. Computers and Geosciences, 43, 25-33. https://doi.org/10.1016/j.cageo.2012.02.021

In this paper a new approach is presented based on evolutionary polynomial regression (EPR) for modelling of soil–water characteristic curve in unsaturated soils. EPR is an evolutionary data mining technique that generates a transparent and structure... Read More about An evolutionary approach to modelling the soil-water characteristic curve in unsaturated soils.

Modeling of permeability and compaction characteristics of soils using evolutionary polynomial regression (2011)
Journal Article
Ahangar-Asr, A., Faramarzi, A., Mottaghifard, N., & Javadi, A. (2011). Modeling of permeability and compaction characteristics of soils using evolutionary polynomial regression. Computers and Geosciences, 37(11), 1860-1869. https://doi.org/10.1016/j.cageo.2011.04.015

This paper presents a new approach, based on evolutionary polynomial regression (EPR), for prediction of permeability (K), maximum dry density (MDD), and optimum moisture content (OMC) as functions of some physical properties of soil. EPR is a data-d... Read More about Modeling of permeability and compaction characteristics of soils using evolutionary polynomial regression.

Modelling mechanical behaviour of rubber concrete using evolutionary polynomial regression (2011)
Journal Article
Ahangar‐Asr, A., Faramarzi, A., Javadi, A. A., & Giustolisi, O. (2011). Modelling mechanical behaviour of rubber concrete using evolutionary polynomial regression. Engineering Computations, 28(4), 492-507. https://doi.org/10.1108/02644401111131902

Using discarded tyre rubber as concrete aggregate is an effective solution to the environmental problems associated with disposal of this waste material. However, adding rubber as aggregate in concrete mixture changes, the mechanical properties of co... Read More about Modelling mechanical behaviour of rubber concrete using evolutionary polynomial regression.

A new approach for prediction of the stability of soil and rock slopes (2010)
Journal Article
Ahangar‐Asr, A., Faramarzi, A., & Javadi, A. A. (2010). A new approach for prediction of the stability of soil and rock slopes. Engineering Computations, 27(7), 878-893. https://doi.org/10.1108/02644401011073700

Purpose
Analysis of stability of slopes has been the subject of many research works in the past decades. Prediction of stability of slopes is of great importance in many civil engineering structures including earth dams, retaining walls and trenches... Read More about A new approach for prediction of the stability of soil and rock slopes.