Sharif Digital Repository

Effect of severe plastic deformation on evolution of intermetallic layer and mechanical properties of cold roll bonded Al-Steel bilayer sheets

Author

Dehghanpour Baruj, H.

Publisher

Elsevier Editora Ltda,

Pub. Year

2020

Subjects

Aluminum. / Bilayer sheet. / Roll bonding. / Severe plastic deformation (SPD) / Steel. / Aluminum coated steel. / Aluminum sheet. / Annealing. / Cold rolled steel. / Energy dispersive spectroscopy. / Optical emission spectroscopy. / Plastic deformation. / Scanning electron microscopy. / Shear stress. / Tensile strength. / Constrained groove pressing. / Dislocation densities. / Field emission scanning electron microscopes. / Mechanical interlock. / Micro-structural observations. / Morphology and composition. / Severe plastic deformations. / Ultimate tensile strength. / Intermetallics.

All-optical recurrent neural network with reconfigurable activation function

Author

Ebrahimi Dehghanpour, A.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2022

Subjects

Logic gates. / Optical computing. / Optical propagation. / Optics. / Spatial light modulators I. / Virtual machine monitors. / Chemical activation. / Computation theory. / Data handling. / Energy utilization. / Light modulators. / Low power electronics. / Network architecture. / Optical data processing. / Optical signal processing. / Recurrent neural networks. / Activation functions. / All optical. / Neural-networks. / Optical neural networks. / Reconfigurable. / Spatial light modulator I. / Spatial light modulators. / Ultra-fast. / Vector-matrix multiplications. / Nonlinear optics.

Orthogonal nonnegative matrix factorization problems for clustering: A new formulation and a competitive algorithm

Author

Dehghanpour, J.

Publisher

Springer,

Pub. Year

2022

Subjects

Clustering. / Isoperimetry problem. / Optimization problem with orthogonality constraints. / Orthogonal Nonnegative Matrix Factorization.

All-Optical recurrent neural network with reconfigurable activation function

Author

Dehghanpour, A. E.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2023

Subjects

Nonlinear optics. / Optical computing. / Optical neural networks. / Recurrent neural networks. / Spatial light modul ators.

Orthogonal nonnegative matrix factorization problems for clustering: A new formulation and a competitive algorithm

Author

Dehghanpour, J.

Pub. Year

2024

Subjects

Clustering. / Isoperimetry problem. / Optimization problem with orthogonality constraints. / Orthogonal Nonnegative Matrix Factorization.

A competitive optimization approach for data clustering and orthogonal non-negative matrix factorization

Author

Dehghanpour Sahron, J.

Publisher

Springer Science and Business Media Deutschland GmbH,

Pub. Year

2020

Subjects

Clustering. / Multilevel method. / Normalized k-cut. / Optimization problem. / Orthogonal non-negative matrix factorization.

A competitive optimization approach for data clustering and orthogonal non-negative matrix factorization

Author

Dehghanpour Sahron, J.

Publisher

Springer Science and Business Media Deutschland GmbH,

Pub. Year

2021

Subjects

Clustering. / Multilevel method. / Normalized k-cut. / Optimization problem. / Orthogonal non-negative matrix factorization.

Nonlinear interstory drift contours for idealized forward directivity pulses using "modified fish-bone" models

Author

Khalo, A. R.

Publisher

Multi-Science Publishing Co. Ltd,

Pub. Year

2015

Subjects

Forward directivity pulses. / Modified fish-bone model. / Nonlinear interstory drift. / Simplified MDOF model. / Bone. / Concrete beams and girders. / Tall buildings. / Contour. / Fish bones. / Forward directivity. / Interstory drifts. / Moment frames. / Near-fault earthquake. / Fish.

Analysis of singularities of a 3DOF parallel manipulator based on a novel geometrical method

Author

Pendar, H.

Pub. Year

2006

Subjects

Constrained plain method (CPM) / Constraint plane (CP) / Infinite constraint plane (ICP) / Parallel manipulator. / Computational geometry. / Constraint theory. / Matrix algebra. / Parallel processing systems. / Theorem proving. / Manipulators.

Melting enthalpy and entropy of freestanding metallic nanoparticles based on cohesive energy and average coordination number

Author

Omid, H.

Pub. Year

2011

Subjects

Adjustable parameters. / Analytical model. / Average coordination number. / Body-centered cubic. / Body-centered-tetragonal (bct) structure. / Cohesive energies. / Melting enthalpy. / Metallic nanoparticles. / Physical constants. / Variable coordination. / Crystal structure. / Entropy. / Mathematical models. / Molecular dynamics. / Nanoparticles. / Melting.

On the temperature and residual stress field during grinding

Author

H-Gangaraj, S. M.

Pub. Year

2010

Subjects

Grinding. / Residual stress. / Temperature field. / Dimensional accuracy. / Finite Element. / Grinding parameters. / Heat coefficients. / Mechanical damages. / Parametric study. / Residual stress fields. / Surface finishes. / Surface residual stress. / Tensile residual stress. / Thermo-mechanical. / Work pieces. / Workpiece velocity. / Finite element method. / Grinding (comminution) / Grinding (machining) / Heat convection. / Manufacture. / Stress concentration. / Residual stresses.

A new lattic LP-based post filter for adaptive noise cancellers in mobile and vehicular applications

Author

Khorram, S.

Pub. Year

2008

Subjects

Adaptive lattice filter. / Adaptive noise cancellation (ANC) / Adaptive noise cancellations. / Adaptive noise canceller. / Background noise reduction. / Diffuse noise. / Diffuse noise field. / Lattice filter. / Linear prediction. / Noise fields. / Noise reduction. / Noise reductions. / Postfilter. / Processing delay. / Quality measures. / Single channels. / Speech enhancement system. / Vehicular applications. / Vehicular environments. / Acoustic noise measurement. / Automobile parts and equipment. / Communication systems. / Microphones. / Signal processing. / Speech enhancement. / Spurious signal noise. / Speech communication.

Advancing Compressive Strength Prediction in Self-Compacting Concrete via Soft Computing: A Robust Modeling Approach

Author

Ghorbani, A.

Pub. Year

2024

Subjects

Artificial neural network. / Compressive strength prediction. / Robust approach. / Self-compacting concrete. / Sensitivity analysis.

Cost estimation models for seismic retrofit of masonry school buildings

Author

Mirzaei, J.

Pub. Year

2024

Subjects

Cost estimation. / Lasso regression. / Project management. / Regression. / Ridge regression. / Seismic retrofit.