Sharif Digital Repository

Algorithmic trading using continuous action space deep reinforcement learning[Formula presented]

Author

Majidi, N.

Pub. Year

2024

Subjects

Stock market prediction. / Commerce. / Computational complexity. / Decision making. / Deep learning. / Electronic trading. / Financial markets. / Learning algorithms. / Parallel processing systems. / Risk management. / Stochastic systems. / Action spaces. / Algorithmic trading. / Continuous actions. / Deep reinforcement learning. / Historical data. / Performance. / Trading strategies. / Reinforcement learning.

Evolving artificial neural network and imperialist competitive algorithm for prediction oil flow rate of the reservoir

Author

Ahmadi, M. A.

Pub. Year

2013

Subjects

Artificial neural network. / Fuzzy logic. / Imperialist competitive optimization. / Oil flow rate. / Environmental problems. / Evolving artificial neural networks. / Hybrid. / Imperialist competitive. / Imperialist competitive algorithms. / Multi-phase flow meters. / Radioactive sources. / Algorithms. / Evolutionary algorithms. / Neural networks. / Offshore oil wells. / Oil fields. / Well testing. / Flow rate.

Pulsatile flow of viscous and viscoelastic fluids in constricted tubes

Author

Javadzadegan, A.

Pub. Year

2009

Subjects

Stenoses. / Axial symmetry. / Cross model. / Cylindrical coordinate systems. / Finite-difference techniques. / Flow-time. / Graphical representations. / Laminar flow conditions. / Non-Newtonian fluids. / Non-Newtonian property. / Numerical scheme. / Oldroyd-B. / Oldroyd-B model. / Oscillatory pressure gradients. / Pulsatility. / Stenosed arteries. / Velocity components. / Visco-elastic fluid. / Wall shear stress. / Blood. / Boundary layers. / Drop formation. / Fluid dynamics. / Graphic methods. / Hemodynamics. / Laminar flow. / Mathematical models. / Navier Stokes equations. / Nonlinear equations. / Pressure gradient. / Viscous flow. / Non Newtonian flow.

A secure and efficient authentication technique for vehicular Ad-Hoc networks

Author

Rajabzadeh Asaar, M.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2018

Subjects

Privacy preserving. / Proxy vehicles. / Vehicular ad-hoc network. / Authentication. / Data privacy. / Hash functions. / Network security. / Roadsides. / Vehicles. / Wireless telecommunication systems. / Computational overheads. / Efficient authentication. / Elliptic curve discrete logarithm problems. / Message authentication. / Networking technology. / Vehicular Adhoc Networks (VANETs) / Wireless communications. / Vehicular ad hoc networks.

Evolving an accurate model based on machine learning approach for prediction of dew-point pressure in gas condensate reservoirs

Author

Majidi, S. M. J.

Pub. Year

2014

Subjects

Dew-point pressure. / Retrograde gas condensate. / Gas condensates. / Neural networks. / Petroleum reservoirs. / Statistics. / Accurate prediction. / ANN. / Dewpoint. / Empirical correlations. / Gas condensate reservoirs. / Network structures. / Outlier Detection. / Statistical error analysis. / Forecasting.

Supersonic separator's dehumidification performance with specific structure: Experimental and numerical investigation

Author

Majidi, D.

Publisher

Elsevier Ltd,

Pub. Year

2020

Subjects

CFD. / Dehumidification of air. / Experimental setup. / Simplified condensation method. / Supersonic separator. / Air. / High pressure effects. / Humidity control. / Dehumidification performance. / Experimental investigations. / Gas separation process. / Hydrodynamic behavior. / Numerical investigations. / Operating condition. / Operational parameters. / Supersonic separators. / Separators.

Effect of the geometry of a swirl generator on energy loss and shockwave position in arina nozzle

Author

Majidi, D.

Publisher

Wiley-VCH Verlag,

Pub. Year

2020

Subjects

Arina nozzle. / Shockwave position. / Supersonic separators. / Swirl generator geometry. / Energy dissipation. / Nozzles. / Pressure drop. / 3D simulations. / 3S separators. / Blade numbers. / High pressure process. / Residence time. / Swirl generators. / Swirl intensity. / Total pressure drop. / Drops.

Effect of the wet outlet geometry on the shockwave position in supersonic separators

Author

Majidi, D.

Publisher

Wiley-VCH Verlag,

Pub. Year

2020

Subjects

Shockwave position. / Supersonic separator. / Wet outlet mechanism. / Chemical engineering. / Chemistry. / Air drying. / Flow disturbances. / Gas separation process. / Gas separations. / Pressure recovery coefficient. / Supersonic separators. / Thermo-physical parameters. / Two-dimensional simulations. / Separators.

Thermally induced spin-dependent current based on Zigzag Germanene Nanoribbons

Author

Majidi, D.

Publisher

Elsevier B.V,

Pub. Year

2017

Subjects

Caloritronics. / Germanene Nanoribbon. / Polarized spin current. / Spintronics. / Magnetoelectronics. / Physics. / First principle calculations. / Germanene. / Increasing temperatures. / NEGF simulation. / nocv1. / Non-equilibrium Green's function. / Polarized spins. / Spin polarized currents. / Nanoribbons.

Magnetic field-induced control of a compound ferrofluid droplet deformation and breakup in shear flow using a hybrid lattice Boltzmann-finite difference method

Author

Majidi, M.

Publisher

Elsevier Ltd,

Pub. Year

2022

Subjects

Compound droplet. / Ferrofluid. / Multiphase. / Phase-field. / Regime map. / Drop breakup. / Equations of motion. / Finite difference method. / Flow of fluids. / Magnetic field effects. / Morphology. / Shear flow. / Bond numbers. / Droplet breakup. / Lattice boltzmann. / Magnetic bonds. / Magnetic-field. / Multiphases. / Phase fields. / Uniform magnetic fields. / Deformation.

Widesim: a toolkit for simulating resource management techniques of scientific workflows in distributed environments with graph topology

Author

Rayej, M. A.

Pub. Year

2024

Subjects

Distributed cloud. / Resource allocation. / Cloud computing. / Device to Device communication. / Distributed computing systems. / Distributed environments. / Edge computing. / Graph topology. / Performance. / Scientific workflows. / Simulation. / Work flow. / Fog computing.

Experimental studies of heat transfer of air in a double-pipe helical heat exchanger

Author

Majidi, D.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Double-pipe. / Heat exchanger. / Heat transfer coefficient of air. / Fins (heat exchange) / Heat transfer. / Heat transfer coefficients. / Mass transfer. / Reynolds number. / Double pipes. / Equivalent diameter. / Helical coil. / Helical heat exchanger. / Hydraulic diameter. / Mass flow rate. / Overall heat transfer coefficient. / Rate of heat transfer. / Heat exchangers.

Best vortex tube cascade for highest thermal separation

Author

Majidi, D.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Cooling/heating. / Experiment. / Vortex tube. / Experiments. / Tubes (components) / Cold temperatures. / Feed temperature. / Helical heat exchanger. / Optimal arrangement. / Outlet temperature. / Simulation. / Thermal separation. / Thermo-physical parameters. / Vortex flow.

A uniformization-based algorithm for continuous-time stochastic games model checking

Author

Baghoolizadeh, S.

Publisher

Elsevier B.V,

Pub. Year

2018

Subjects

Continuous-time Markov game. / Continuous-time stochastic game. / Probabilistic model checking. / Time-bounded reachability probability. / Continuous time systems. / Game theory. / Model checking. / Probability. / Stochastic systems. / Competitive behavior. / Distributed delays. / Markov games. / Multiplayer games. / Stochastic game. / System transitions. / Time-bounded reachability. / Stochastic models.

LPG mass separation by vortex tube cascade and its economics

Author

Majidi, D.

Publisher

Elsevier Ltd,

Pub. Year

2019

Subjects

Distillation column. / Experimental study. / LPG mass separation. / Two-phase separator. / Vortex tube. / Gas mixtures. / Gases. / Liquefied petroleum gas. / Separation. / Separators. / Vortex flow. / Inlet temperature. / Operating parameters. / Outlet pressures. / Semi-empirical. / Separation methods. / Separation performance. / Two phase. / Distillation columns.