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Modelling swelling induced lateral pressure transmission control on retaining structures on expansive soils (2014)
Book Chapter
Ahangar Asr, A., Fonseca, L., Carvalheira, R., Silva, I., Penha, S., Braga, L., …Johari, A. (2014). Modelling swelling induced lateral pressure transmission control on retaining structures on expansive soils. In Proceedings of the 22nd UK National Conference of the Association for Computational Mechanics in Engineering (268-271). University of Exeter

In this research work the complicated phenomena of swelling behaviour of expansive soils is modelled using an evolutionary approach proposed to develop a structured polynomial model for predicting the lateral swelling pressure of soils on retaining s... Read More about Modelling swelling induced lateral pressure transmission control on retaining structures on expansive soils.

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.

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.

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.

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.