Sharif Digital Repository

Parallel nonlinear analysis of weighted brain's gray and white matter images for Alzheimer's dementia diagnosis

Author

Razavian, S. M.

Pub. Year

2010

Subjects

Factual database. / Human. / Methodology. / Nerve cell. / Nonlinear system. / Pathology. / Alzheimer Disease. / Brain. / Cell Death. / Databases, Factual. / Diagnostic Imaging. / Humans. / Neurons. / Nonlinear Dynamics.

Parallel nonlinear analysis of weighted brain's gray and white matter images for Alzheimer's dementia diagnosis

Author

Razavian, S. M. J.

Pub. Year

2010

Subjects

Accurate registration. / Alzheimer's dementia. / Alzheimer's disease. / Control groups. / Data sets. / Diagnosis systems. / Eigenvalues. / Final decision. / Gray region. / Magnetic resonance images. / Medical data. / Nonlinear classification. / Optimal weight. / Parallel system. / Test sets. / Training sets. / White matter. / Diagnosis. / Disease control. / Diseases. / Eigenvalues and eigenfunctions. / Magnetic resonance. / Magnetic resonance imaging. / Nonlinear analysis. / Statistical tests. / Medical imaging.

Numerical simulation of high voltage electric pulse comminution of phosphate ore

Author

Razavian, S. M.

Pub. Year

2015

Subjects

Electrical comminution. / High voltage electric pulse. / Numerical simulation. / Phosphate ore. / Comminution. / Computer simulation. / Electric discharges. / Electrodes. / Grinding (comminution) / Minerals. / Numerical models. / Particle size. / Phosphate ore treatment. / Electric pulse. / Electrical comminutions. / Electrical field distributions. / Electrical field intensities. / Electro-hydraulic discharge. / In-depth understanding. / Induced electrical field. / Phosphate ores. / Ores.

Numerical simulation of high voltage electric pulse comminution of phosphate ore

Author

Razavian, S. M.

Publisher

China University of Mining and Technology,

Pub. Year

2015

Subjects

High voltage electric pulse. / Numerical simulation. / Comminution. / Computer simulation. / Electric discharges. / Electrodes. / Grinding (comminution) / Minerals. / Numerical models. / Particle size. / Phosphate ore treatment. / Electric pulse. / Electrical comminutions. / Electrical field distributions. / Electrical field intensities. / Electro-hydraulic discharge. / In-depth understanding. / Induced electrical field. / Phosphate ores. / Ores.

Applying path analysis method in defining effective factors in organisation agility

Author

Toloie Eshlaghy, A.

Pub. Year

2010

Subjects

Agile capabilities. / Agile drivers. / Agile enablers. / Agile organisation. / Path analysis method. / Agile manufacturing. / Business environments. / Conceptual model. / Effective factors. / Exploratory factor analysis. / Independent variables. / Industrial organisation. / Interior variables. / Mass production. / New production. / Path analysis. / Regression coefficient. / Industrial management. / Production engineering. / Research. / Regression analysis.

Optical detection of phenolic compounds based on the surface plasmon resonance band of Au nanoparticles

Author

Hormozi Nezhad, M. R.

Pub. Year

2008

Subjects

Arsenic compounds. / Chlorine compounds. / Gold. / Ketones. / Phenols. / Au nano-particles. / Colorimetric methods. / Gold nanoparticles. / Optical detection. / Phenolic compounds. / Surface plasmon peak. / Trace amounts. / Surface plasmon resonance. / Catechol. / Catechol derivative. / Hydroquinone. / Hydroquinone derivative. / Metal nanoparticle. / Nanoparticle. / Chemical model. / Chemistry. / Methodology. / Optics. / pH. / Ultraviolet spectrophotometry. / Calibration. / Catechols. / Colorimetry. / Hydrogen-Ion Concentration. / Hydroquinones. / Metal Nanoparticles. / Models, Chemical. / Nanoparticles. / Optics and Photonics. / Phenol. / Pyrogallol. / Spectrophotometry, Ultraviolet. / Water.

Development of Alzheimer's disease recognition using semiautomatic analysis of statistical parameters based on frequency characteristics of medical images

Author

Torabi, M.

Pub. Year

2007

Subjects

Alzheimer's disease. / Artificial neural networks. / Effective algorithms. / Feature optimization. / Frequency characteristics. / Frequency domains. / Medical brain images. / Medical images. / MR-images. / Multi-layer perceptron. / Statistic moments. / Statistical parameters. / Test sets. / The wavelet transform. / Training sets. / Backpropagation. / Fourier transforms. / Image analysis. / Image classification. / Signal processing. / Wavelet transforms. / Neural networks.

Feedback control of the neuro-musculoskeletal system in a forward dynamics simulation of stair locomotion [electronic resource] / Ali Selk Ghafari, Ali Meghdari, Gholam Reza Vossoughi.

Author

Selk Ghafari, A. (Ali).

Subjects

Forward simulation. / Gait. / Neuro-musculoskeletal model. / Spasticity. / Stroke.

A hybrid SA/TS algorithm for graph coloring problem [electronic resource] / Ali Pahlavani, Kourosh Eshghi.

Author

Pahlavani, A. (Ali).

Subjects

Graph colouring. / Hybrid metaheuristics. / Tabu search. / Simulated annealing.

Socio-economic advantages and climate adaptation in sustainable vs. conventional cotton: evidence from Pakistan

Author

Mehmood, H. Z.

Pub. Year

2024

Subjects

Benefit–cost ratio. / Better cotton. / Cost of production. / Environment. / Yield.

Temperature dependence study of nonocontact AFM images using molecular dynamics simulations [electronic resource] / Hossein Nejat Pishkenari, Ali Meghdari.

Author

Nejat Pishkenari, H. (Hossein).

Subjects

NC-AFM. / Molecular dynamics simulation. / Sutton-Chen potential. / Tip-surface interaction force. / Temperature effect.

ChemInform abstract: microwave-assisted rapid ketalization/acetalization of aromatic aldehydes and ketones in aqueous media [electronic resource] / Ali Pourjavadi, Bibi Fatemeh Mirjalili.

Author

Pourdjavadi, A. (Ali).

Subjects

Protection, deprotection. / Microwave chemistry, sonochemistry, mechanochemistry. / Aldehyde derivatives (benzene compounds) / Ketone derivatives (benzene compounds)

Mesoporous silica nanoparticles (MCM-41) coated PEGylated chitosan as a pH-Responsive nanocarrier for triggered release of erythromycin [electronic resource] / Ali Pourjavadi, Zahra Mazaheri Tehrani.

Author

Pourjavadi, A. (Ali).

Subjects

Mesoporous silica. / Nanocarrier. / PEGylated chitosan. / PH responsive.

Synthesis and characterization of poly(methacrylates) containing spiroacetal and norbornene moieties in side chain [electronic resource] / Ali Pourjavadi, Bibi Fatemeh Mirjalili.

Author

Pourdjavadi, A. (Ali).

Subjects

5-norbornene-2,2-dimethanol. / Spiroacetal–norbornene containing polymer. / Synthesis. / Characterization.

Investigation of graphite oxidation kinetics in MgO-C composite via artificial neural network approach

Author

Ali Nemati, Z.

Pub. Year

2007

Subjects

Activation energy. / Composite materials. / Diffusion. / Graphite. / Neural networks. / Oxidation. / Graphite oxidation. / MgO-C composite. / Shrinking core models. / Magnesia.

Novel azo-containing polymethacrylates bearing spiroacetal-norbornene moiety and methylene spacers: synthesis and characterization [electronic resource] / Ali Pourjavadi, Bibi Fatemeh Mirjalili, Ali A. Entezami, Mohammad J. Zohuriaan-Mehr.

Author

Pourdjavadi, A. (Ali).

Subjects

Side-chain azo polymer. / Polymethacrylate. / Norbornene-spiroacetal moiety. / Synthesis. / Reversible photoisomerization.

PRI (Palm Rotation Indicator): a metric for postural stability in dynamic nonprehensile manipulation [electronic resource] / Borhan Beigzadeh, Ali Meghdari, Saeed Sohrabpour.

Author

Beigzadeh, B. (Borhan).

Subjects

Palm rotation indicator. / Metric for postural stability. / Dynamic nonprehensile manipulation.

Effects of ion-exchange and hydrolysis mechanisms on lead silicate glass corrosion

Author

Ali Rahimi, R.

Pub. Year

2012

Subjects

Acid corrosion. / Glass. / Titanium. / Weight loss. / Zirconium. / Acid corrosion. / Aqueous nitric acid. / Gel layers. / Hydrolysis reaction. / Inductively coupled plasma analysis. / Lead silicate glass. / Mole ratio. / Solid/liquid interfaces. / TiO. / Titania. / Weight loss. / Weight loss measurements. / Corrosion resistance. / Energy dispersive spectroscopy. / Glass. / Hydrolysis. / Inductively coupled plasma. / Lead. / Nitric acid. / Scanning electron microscopy. / Silicates. / Titanium. / Titanium dioxide. / Zirconia. / Zirconium. / Ion exchange.

Synthesis and spectral properties of Nd-doped glass-ceramics in SiO 2-CaO-MgO system prepared by sol-gel method

Author

Masoud, E.

Pub. Year

2013

Subjects

Glass. / Glass-ceramic. / Rare earths. / Sol-gel method. / Spectral properties. / Synthesis. / Crystallization temperature. / Fluorescence spectra. / Homogeneous distribution. / Simultaneous thermal analysis. / Softening points. / Synthesized powder. / Tetraethyl orthosilicates. / Glass ceramics. / Magnesia. / Scanning electron microscopy. / Sol-gel process. / Synthesis (chemical) / Thermoanalysis. / X ray diffraction. / Secondary batteries.