Sharif Digital Repository

Elasto-plastic finite element simulation of asymmetrical plate rolling using an ALE approach

Author

Farhat-Nia, F.

Pub. Year

2006

Subjects

Computer simulation. / Friction. / Strain hardening. / Elastoplasticity. / Lagrange multipliers. / Numerical methods. / Rolling. / Isotropic work hardening materials. / Plate metal. / Finite element method. / ALE finite element. / Arbitrary Lagrangian Eulerian. / Asymmetrical rolling. / Eulerian. / Finite element simulations. / Interface friction. / Isotropic work-hardening. / Lagrangian.

DOA error estimation in 3D cylindrical dipole array geometries including the mutual coupling effect

Author

Poormohammad, S.

Publisher

Elsevier GmbH,

Pub. Year

2018

Subjects

3D dipole array. / Array geometry. / DOA. / Monte-Carlo simulation. / MUSIC algorithm. / Rotated-cylindrical geometry. / Computerized tomography. / Cylinders (shapes) / Dipole antennas. / Direction of arrival. / Errors. / Geometry. / Intelligent systems. / Array geometries. / Cylindrical geometry. / Dipole arrays. / Mutual coupling. / Monte Carlo methods. / MUSIC DOA algorithm.

Towards blind detection of low-rate spatial embedding in image steganalysis

Author

Farhat, F.

Publisher

Institution of Engineering and Technology,

Pub. Year

2015

Subjects

Image analysis. / Mean square error. / Adaptive embedding. / Detection accuracy. / Features extraction. / Image steganalysis. / Least significant bits. / Low resolution images. / Mean squared error. / Statistical features. / Steganography.

Human serum protein adsorption onto synthesis nano-hydroxyapatite

Author

Mohsen Nia, M.

Pub. Year

2012

Subjects

Adsorption isotherm. / Albumin. / Human serum protein. / Nano-hydroxyapatite. / UV-visible. / Hydroxyapatite. / Nanomaterial. / Human experiment. / Isotherm. / Normal human. / Protein synthesis. / Serum. / Spectrophotometer. / Ultraviolet radiation. / Adsorption. / Blood Proteins. / Diffusion. / Drug Carriers. / Durapatite. / Female. / Humans. / Kinetics. / Male. / Models, Molecular. / Nanoparticles. / Serum. / Serum Albumin. / Spectrophotometry. / Surface Properties. / Temperature.

Fabrication of Al matrix composite reinforced with Fe-Cu particles using friction stir processing

Author

Farhat, P.

Pub. Year

2024

Subjects

Friction stir processing (FSP) / Aluminum alloys. / Aluminum compounds. / Binary alloys. / Copper compounds. / Dispersions. / Energy dispersive spectroscopy. / Energy dispersive X ray analysis. / Fabrication. / Friction. / Friction stir welding. / Grain size and shape. / Intermetallics. / Matrix algebra. / Particle size analysis. / Powders. / Reinforcement. / Scanning electron microscopy. / Tensile strength. / Tensile testing. / X ray diffraction analysis. / Al composites. / Aluminum composites. / Cu powders. / Fe powder. / In situ al composite. / Matrix. / Mechanical behavior. / Small grain size. / Microstructure.

Fabrication of low friction bronze-graphite nano-composite coatings

Author

Nickchi, T.

Pub. Year

2011

Subjects

Experimental conditions. / Graphite coatings. / Graphite content. / Graphite particles. / Low friction. / Nano-composite coating. / Nano-graphite. / Particle dispersion. / Poly[vinyl pyrrolidone]. / Pulsed-current electrodeposition. / Wear behaviors. / Bronze. / Dispersions. / Electroplating solutions. / Graphite. / Nanocomposites. / Wear resistance. / Composite coatings.

Moving vehicle tracking using disjoint-view multicameras

Author

Shabani Nia, E.

Pub. Year

2011

Subjects

Disjoint-views. / Multicameras. / Neighbors' relationships. / Occlusion. / Tracking.

Optimal synthesis of planar and spatial mechanism for path generation using regression deviation

Author

Zohoor, H.

Publisher

Sharif University of Technology,

Pub. Year

2005

Subjects

Genetic algorithms. / Numerical methods. / Optimization. / Regression analysis. / Planar mechanism. / Regression deviation. / Spatial mechanism. / Mechanisms. / Genetic algorithm.

Multi-dimensional correlation steganalysis

Author

Farhat, F.

Pub. Year

2011

Subjects

Clouds Min Sum. / Embedding Rate Estimation. / Local Entropies Sum. / LSB Embedding Steganalysis. / Multidimensional Correlation. / Analytical method. / Detection accuracy. / Embedding rates. / Image pixels. / Local entropy. / LSB embedding. / LSB matching. / LSB replacement. / LSB steganalysis. / Min-sum. / Pixel distribution. / Relative location. / Spatial analysis. / Statistical characteristics. / Statistical features. / Steganalysis. / Stego image. / Clouds. / Entropy. / Multimedia signal processing. / Signal detection. / Steganography. / Pixels.

A novel vehicle tracking method with occlusion handling using longest common substring of chain-codes

Author

Shabani Nia, E. S.

Pub. Year

2009

Subjects

Background model. / Chain codes. / Intelligent transportation systems. / Longest common substring. / Motion segmentation. / New approaches. / Object occlusion. / Occlusion handling. / Tracking system. / Traffic parameters. / Vehicle tracking. / Video frame. / Vision based. / Intelligent vehicle highway systems. / Navigation.

Locally multipath adaptive routing protocol resilient to selfishness and wormholes

Author

Farhat, F.

Pub. Year

2010

Subjects

Ad-hoc wireless networks security. / Efficient local-multipath adaptive routing protocol. / Ad hoc wireless networks. / Adaptive routing. / Adaptive routing protocols. / Distance vector routing protocols. / Malicious nodes. / Multi-path. / Multipath routing protocols. / Network graph. / On-demand distance vector routing. / Polynomial-time. / Primary path. / Random search algorithm. / Resilience to selfishness and wormholes. / Route discovery. / Searching algorithms. / Security features. / Selfish node. / Single path. / Ad hoc networks. / Algorithms. / Polynomial approximation. / Routers. / Routing protocols. / Security systems. / Network security.

Empirical correlation for performance evaluation of electric/corona wind on natural convection

Author

Nasiri Vatan, S.

Pub. Year

2014

Subjects

Efficiency. / Electrohydrodynamic field. / Empirical correlation. / Corona winds. / Empirical correlations. / Rectangular channel. / Thermal boundary layer. / Electrohydrodynamics. / Heat flux. / Heat transfer. / Natural convection.

Application of moving bed biofilm reactor in the removal of pharmaceutical compounds (diclofenac and ibuprofen)

Author

Fatehifar, M.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Diclofenac. / Ibuprofen. / MBBR. / Pharmaceutical. / Wastewater. / Biodegradation. / Biofilms. / Bioreactors. / Chemical oxygen demand. / Drug products. / Wastewater treatment. / Hydraulic retention time. / Mixed liquor suspended solids. / Moving bed biofilm reactors. / Pharmaceutical compounds. / Pharmaceutical wastes. / Biological water treatment.