Sharif Digital Repository

A comprehensive formulation for railroad blocking problem

Author

Hasany, R. M.

Publisher

European Council for Modelling and Simulation,

Pub. Year

2013

Subjects

Railroad planning. / Tactical level of managment. / Nonlinear programming. / Railroad transportation. / Ships. / Blocking problem. / Literature reviews. / Managment. / Mathematical program. / Mixed integer programming. / Mixed-integer nonlinear programming. / Origin destination. / Rail transportation. / Railroads.

An approximate ml estimator for moving target localization in distributed mimo radars

Author

Kazemi, S. A. R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2020

Subjects

Cramer-Rao bound (CRB) / Doppler shift (DS) / Maximum likelihood (ML) estimation. / Multiple-input multiple-output (MIMO) radar. / Target localization. / Time delay (TD) / Maximum likelihood estimation. / MIMO radar. / MIMO systems. / Numerical methods. / Radar measurement. / Trellis codes. / Distributed MIMO. / Gaussian noise model. / Initial estimation. / Moving target localization. / Multiple input multiple output (MIMO) radars. / Position estimates. / Simultaneous estimation. / State-of-the-art algorithms. / Gaussian noise (electronic)

Efficient closed-form solution for 3-d hybrid localization in multistatic radars

Author

Kazemi, S. A. R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2021

Subjects

Cramer-Rao bounds. / Doppler effect. / Gaussian noise (electronic) / Least squares approximations. / Multistatic radars. / Numerical methods. / Timing circuits. / Algebraic solution. / Angle of arrival. / Angle rate. / Aoa (angleof-arrival) / Closed form solutions. / Dopple shift. / Hybrid localization. / Moving target localization. / Moving targets. / Time delay. / Direction of arrival.

Data association for multi-target elliptic localization in distributed MIMO radars

Author

Kazemi, S. A. R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2021

Subjects

Integer programming. / Numerical methods. / Convex problems. / Data association. / Distributed MIMO. / Mixed integer optimization. / Multi-targets. / Polynomial complexity. / MIMO radar.

Capacity bounds and detection schemes for data over voice

Author

Kazemi, R.

Publisher

Institute of Electrical and Electronics Engineers Inc

Pub. Year

2016

Subjects

Gilbert-Elliott (GE) channel model. / Markov model. / voice channel capacity. / Weibull detection scheme. / Channel capacity. / Digital communication systems. / Emergency traffic control. / Global system for mobile communications. / Information theory. / Markov processes. / Mobile telecommunication systems. / Probability distributions. / Vocoders. / Weibull distribution. / Wireless networks. / Data communication services. / Detection scheme. / Enhanced data rates for GSM evolutions. / General Packet Radio Service. / Gilbert-Elliott channel. / High speed downlink packet access. / Markov model. / Voice channels. / Speech recognition.

A lower capacity bound of secure end to end data transmission via GSM network

Author

Kazemi, R.

Pub. Year

2012

Subjects

GSM voice channel. / lower bound on Capacity. / Secure Data Transmission. / Adaptive multi rates. / Digital data transmission. / Global system for mobile communications (GSM) / Lower bounds. / Lower capacity bounds. / Secure voice communication. / Transmission data rate. / Voice channels. / Data communication systems.

Spectral estimation by computationally reduced Kalman Filter

Author

Kazemi, R.

Pub. Year

2012

Subjects

Computational order. / Convergence time. / Innovative structures. / Kalman-filtering. / Matrix operations. / Parallel structures. / Parallel synthesis. / Realtime processing. / Signal components. / Signaltonoise ratio (SNR) / Spectral Estimation. / Standard Kalman filters. / Adaptive filtering. / Fast Fourier transforms. / Signal processing. / Spectrum analysis. / Kalman filters.

Mixed mode fracture of concrete: An experimental investigation

Author

Kazemi, M. T.

Publisher

Sharif University of Technology,

Pub. Year

2004

Data hiding robust to mobile communication vocoders

Author

Kazemi, R.

Publisher

Institute of Electrical and Electronics Engineers Inc

Pub. Year

2016

Subjects

Mobile communication vocoder. / Spread spectrum. / Watermarking. / Digital watermarking. / Spectroscopy. / Speech communication. / Spread spectrum communication. / Steganography. / Vocoders. / Wireless networks. / Cellular mobile networks. / Data hiding. / Mobile communications. / Nonlinearity. / Security improvement. / Signal enhancement. / Spread spectra. / Spread spectrum techniques. / Mobile telecommunication systems.

Efficient convex solution for 3-D localization in MIMO radars using delay and angle measurements

Author

Kazemi, A. R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2019

Subjects

Angle of arrival (AOA) / Constrained maximum likelihood (ML) estimation. / Cramer-rao lower bound (CRLB) / Multiple-input multiple-output (MIMO) radar. / Convex optimization. / Cramer-Rao bounds. / Direction of arrival. / Feedback control. / Maximum likelihood estimation. / MIMO systems. / Polynomials. / Radar measurement. / Radar target recognition. / Telecommunication repeaters. / Time delay.(TD) / Trellis codes. / Closed form solutions. / Convex optimization problems. / Gaussian measurements. / Multiple input multiple output (MIMO) radars. / State-of-the-art algorithms. / Target localization. / MIMO radar.

An integrated model of parallel processing and PSO algorithm for solving optimum highway alignment problem

Author

Kazemi, S. F.

Publisher

European Council for Modelling and Simulation,

Pub. Year

2013

Subjects

Optimum highway alignment. / Synchronous and asynchronous parallelization. / Highway engineering. / Particle swarm optimization (PSO) / Highway alignment. / Master-slave architecture. / Parallel processing. / Parallelizations. / Particle swarm algorithm. / Algorithms.

Special vm link element for modeling of shear-flexural interaction in frames

Author

Kazemi, M. T.

Pub. Year

2009

Subjects

Beam elements. / Braced steel frames. / Cyclic loadings. / Flexural deformations. / Frame elements. / Inelastic interactions. / Internal forces. / Kinematic hardenings. / Link elements. / Model predictions. / Non-associated flow rules. / Shear links. / Special elements. / Strong ground motions. / Test results. / Yield surfaces. / Energy dissipation. / Deformation.

Analytical study of special girder moment frames using a mixed shear-flexural link element

Author

Kazemi, M. T.

Pub. Year

2007

Subjects

Cyclic loads. / Dynamic analysis. / Nonlinear analysis. / Stiffness matrix. / Structural frames. / Inelastic zone. / Mixed shear-flexural (VM) link element. / Ordinary moment frame. / Shear-flexural-interaction. / Special girder moment frame. / Beams and girders. / Finite element method. / Nonlinear analysis. / Seismic design. / Cyclic loading. / Deformation.

Mixed shear-flexural (VM) hinge element and its applications

Author

Kazemi, M. T.

Publisher

Sharif University of Technology,

Pub. Year

2007

Subjects

Bending strength. / Cyclic loads. / Finite element method. / Stiffness matrix. / Beam-column elements. / Eccentrically braced steel frames. / Multi-surfaces approach. / Tangential stiffness. / Shear deformation. / Steel structures. / Deformation. / Flexure. / kinematics. / Numerical model. / Shear. / Stiffness.

Unveiling the power of defect engineering in MOF-808 to enhance efficient carbon dioxide adsorption and separation by harnessing the potential of DFT analysis

Author

Kazemi, A.

Pub. Year

2024

Subjects

CO₂ capture. / CO₂/N₂ selectivity. / DFT. / MOF-808. / Density functional theory. / Gas adsorption. / Isotherms. / Surface defects. / Active site. / Carbon dioxide separation. / CO2 capture. / CO2/N2 selectivity. / Defect engineering. / Density-functional-theory. / MOF-808. / Performance. / Power. / Surface area. / Carbon dioxide.

Investigation of the effect of adding nano-encapsulated phase change material to water in natural convection inside a rectangular cavity

Author

Golab, E.

Publisher

Elsevier Ltd,

Pub. Year

2021

Subjects

Cavity resonators. / Energy transfer. / Phase change materials. / Specific heat. / Thermal expansion. / Encapsulated phase change materials. / Energy. / Energy wall. / Heat transfer rate. / Nano-encapsulated PCM. / Phase change material particles. / Phase change property. / Rectangular cavity. / SIMPLE algorithm. / Thermal expansion coefficients. / Natural convection.

Mixed mode fracture in reinforced concrete with low volume fraction of steel fibers

Author

Kazemi, M. T.

Publisher

Materials and Energy Research Center,

Pub. Year

2011

Subjects

Stress intensity factor. / Concrete beams and girders. / Concrete buildings. / Cracks. / Fibers. / Fracture. / Fracture energy. / Reinforced concrete. / Reinforced plastics. / Titration. / Trajectories. / Crack paths. / Crack trajectory. / Fracture toughness values. / Load-deflection curve. / Material property. / Mixed mode. / Mixed mode fracture. / Notch depth. / Notched beam. / Plain concrete. / Steel fiber reinforced concretes. / Steel fibers. / Test results. / Three point bending. / Fracture toughness.

A high video quality Multiple Description Coding scheme for lossy channels

Author

Kazemi, M.

Pub. Year

2011

Subjects

Redundancy-rate-distortion. / Video coding. / Video packet loss mitigation. / Video transmission. / DCT coefficients. / Enhancement coefficients. / High quality video. / Lossy channel. / Lossy networks. / Mixed layer. / Multiple description coding. / Multiple streams. / Video packets. / Video quality. / Video transmissions. / Channel coding. / Image coding. / Image communication systems. / Computer hardware description languages.

Optimum and reliable routing in VANETs: An opposition based ant colony algorithm scheme

Author

Kazemi, B.

Publisher

IEEE Computer Society,

Pub. Year

2013

Subjects

ant colony algorithm. / Accidents. / Algorithms. / Electric network topology. / Exhibitions. / Graph theory. / Telecommunication networks. / Vehicles. / Ant colony algorithms. / opposition computing. / Reliable communication. / Reliable routing. / routing. / Routing topology. / Vehicular adhoc network (VANET) / Vehicular Adhoc Networks (VANETs) / Vehicular ad hoc networks.

Joint intra and multiple description coding for packet loss resilient video transmission

Author

Kazemi, M.

Pub. Year

2017

Subjects

Cost function. / Distortion. / Encoding. / Mode decision. / Codes (symbols) / Compression ratio (machinery) / Cost functions. / Decoding. / Distortion (waves) / Encoding (symbols) / Errors. / Image coding. / Image communication systems. / Motion picture experts group standards. / Packet loss. / Packet networks. / Error resilient coding. / Intra coding. / Video signal processing.