Sharif Digital Repository

Failure risk assessment of interdependent infrastructures against earthquake, a Petri net approach: Case study-power and water distribution networks

Author

Omidvar, B.

Pub. Year

2014

Subjects

Critical infrastructures interaction. / Network analysis. / Petri net. / Power network. / Tehran. / Water network. / Disaster management. / Distribution system. / Earthquake damage. / Failure mechanism. / Markov chain. / Metropolitan area. / Performance assessment. / Power plant. / Risk assessment. / Water supply. / Iran. / Tehran [Tehran (PRV)].

A game-theoretic approach for joint channel and power allocation in downlink of cellular cognitive radio networks

Author

Omidvar, N.

Pub. Year

2012

Subjects

Cellular cognitive radio networks. / Joint frequency and power allocation. / Cognitive radio network. / Distributed methods. / Distributed resource allocation. / Downlink direction. / Game-theoretic. / Lower complexity. / Opportunistic spectrum access. / Potential games. / Power allocations. / Resource allocation schemes. / Resource management. / Secondary networks. / Game theory. / Network management. / Radio systems. / Resource allocation. / Cognitive radio.

A game theoretic approach for power allocation in the downlink of cognitive radio networks

Author

Omidvar, N.

Pub. Year

2011

Subjects

power allocation. / Stackelberg game and pricing. / Cognitive radio. / Cognitive radio network. / Data rates. / Distributed schemes. / ITS data. / Lower average. / Lower cost. / Noncooperative game. / NP-hard. / Opportunistic spectrum access. / Optimum resource allocation. / Power allocations. / Power control schemes. / Secondary networks. / Signal to noise. / Simulation result. / Stackelberg Games. / Transmit power. / Two stage. / Base stations. / Communication. / Computer resource management. / Economics. / Radio broadcasting. / Radio links. / Radio transmission. / Spectroscopy. / Wireless networks. / Game theory.

An efficient tabu search algorithm for the single row facility location problem [electronic resource] / Hamed Samarghandi, Kourosh Eshghi.

Author

Samarghandi, H. (Hamed).

Subjects

Facilities planning and design. / Linear ordering problem. / Tabu search. / Integerprogramming.

Sensitivity analysis of matching pennies game [electronic resource] / Hamed Yarmand, Kourosh Eshghi.

Author

Yarmand, H. (Hamed).

Subjects

Matching pennies game. / Two-person zero-sum games. / Sensitivity analysis of games.

Preparation and corrosion resistance of pulse electrodeposited Zn and Zn-SiC nanocomposite coatings

Author

Sajjadnejad, M.

Pub. Year

2014

Subjects

Corrosion. / Electrodeposition. / Composite coatings. / Corrosion resistance. / Deposits. / Microstructure. / Nanocomposites. / Nanoparticles. / Potentiodynamic polarization. / Silicon carbide. / Surface defects. / Zinc coatings. / Corrosion behavior. / Deposit structures. / Maximum current density. / Mixed microstructures. / Nano-composite coating. / Porous microstructure. / Potentiodynamic polarization technique. / Resistance properties. / Zinc.

Three-dimensional scattering of plane harmonic SH, SV, and P waves in multilayered alluvial valleys

Author

Omidvar, B.

Pub. Year

2010

Subjects

3D models. / Boundary element method. / Multilayered alluvial valley. / Site effects. / Wave propagation.

Advanced approach to modify friction stir spot welding process

Author

Bagheri, B.

Publisher

Korean Institute of Metals and Materials,

Pub. Year

2020

Subjects

Coolant. / Corrosion. / Friction stir spot welding. / Microstructure. / Vibration.

Intelligent reflecting surfaces for compute-and-forward

Author

Siavoshani, M. J.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2021

Subjects

Information theory. / Wireless networks. / Alternating optimizations. / Compute and forwards. / Computing capability. / Formulated problems. / Future wireless networks. / Linear combinations. / Multiple access channels. / Optimization problems. / Parameter estimation.

Hybrid-order distributed SGD: balancing communication overhead, computational complexity, and convergence rate for distributed learning

Author

Omidvar, N.

Pub. Year

2024

Subjects

Complex networks. / Distributed computer systems. / Gradient methods. / Optimization. / Stochastic systems. / Communication overhead. / Computation load. / Computational convergence. / Convergence rate. / Distributed learning. / Distributed optimization. / Generalisation. / Hybrid orderings. / Non-convex. / Stochastic optimization. / Adolescent. / Adult. / Algorithm. / Binocular convergence. / Child. / Drug comparison. / Empiricism. / Human. / Human experiment. / Hybrid. / Learning. / Male. / Middle aged. / Nerve cell network. / Velocity. / Young adult. / Computational complexity.

MIMO-OFDM pilot symbol design for sparse channel estimation

Author

Mohammadian, R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2015

Subjects

Compressive Sensing. / Massive MIMO. / OFDM. / Pilot Design. / Sparse channel estimation. / Compressed sensing. / Design. / Gain control. / Information science. / MIMO systems. / Orthogonal frequency division multiplexing. / Signal reconstruction. / Channel equalization. / Combinatorial problem. / Communications protocols. / Global minimizers. / Pilot design. / Pilot subcarriers. / Sparse channel estimations. / Channel estimation.

Parametric study and computation of seismic performance factors of braced shear panels

Author

Hamed, A.

Publisher

Sharif University of Technology,

Pub. Year

2016

Subjects

Braced steel shear panel. / Deection amplification factor. / Modified strip model. / Over-strength factor. / Amplification. / Energy dissipation. / Seismic design. / Static analysis. / Amplification factors. / Overstrength. / Parametric study. / Response modification factors. / Shear panels. / Strip model. / Shear flow.