Dept. of Electrical and Electronics Engineering - Master's degree: Recent submissions
Now showing items 1-20 of 594
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A novel preclinical dual-topology magnetic particle imaging scanner
(Bilkent University, 2021-01)Magnetic Particle Imaging (MPI) is a relatively new biomedical imaging modality that can provide excellent sensitivity, contrast and resolution utilising superparamagnetic iron oxide nanoparticles. In MPI, spatial selectivity ... -
Memory efficient filtering algorithms for convolutional neural networks
(Bilkent University, 2021-01)Deployment of state of the art CNN architectures like Xception, ResNet and GoogleNet in resource limited devices is a big challenge. These architectures consist of many layers and millions of parameters. Moreover, they ... -
Deep learning in electronic warfare systems: automatic pulse detection and intra-pulse modulation recognition
(Bilkent University, 2020-12)Detection and classification of radar systems based on modulation analysis on pulses they transmit is an important application in electronic warfare systems. Many of the present works focus on classifying modulations ... -
Neural network based estimator and controller for SLIP and TD-SLIP monopod robots
(Bilkent University, 2020-12)Using spring loaded inverted pendulum models for legged locomotion, a wide range of applications can be developed for mobile robots. Spring loaded inverted pendulum model brings new challenges of solving the forward and ... -
A new footstep planning for SLIP and TD-SLIP models
(Bilkent University, 2020-12)Spring Loaded Inverted Pendulum (SLIP) is a well-known model and an accurate descriptive tool, which can scientifically represent the dynamics of the legged locomotion. Torque actuated Dissipative SLIP (TD-SLIP), on the ... -
Airborne ground surveillance with multi-hop UAV networks
(Bilkent University, 2020-12)Cooperative utilization of unmanned aerial vehicles (UAVs) in public and military surveillance applications has attracted significant attention in recent years. Most UAVs are equipped with sensors that have limited coverage ... -
Parameter robustness analysis of system function reconstruction and a novel deblurring network for magnetic particle imaging
(Bilkent University, 2020-12)Magnetic Particle Imaging (MPI) is a novel medical imaging modality that can provide excellent sensitivity, contrast and resolution for imaging the spatial distribution of superparamagnetic iron oxide nanoparticles by ... -
Payload-based network intrusion detection using LSTM autoencoders
(Bilkent University, 2020-12)The increase in the use of computer networks by vast numbers of different devices have allowed malicious entities to develop a plethora of diverse attacks, targeting individuals and businesses. The defence systems need ... -
Fully distributed bandit algorithm for the joint channel and rate selection problem in heterogeneous cognitive radio networks
(Bilkent University, 2020-12)We consider the problem of the distributed sequential channel and rate selection in cognitive radio networks where multiple users choose channels from the same set of available wireless channels and pick modulation and ... -
Spatio-temporal forecasting over graphs with deep learning
(Bilkent University, 2020-12)We study spatiotemporal forecasting of high-dimensional rectangular grid graph structured data, which exhibits both complex spatial and temporal dependencies. In most high-dimensional spatiotemporal forecasting scenarios, ... -
On the structure and implementation of the optimal Q-Parameter in the one-block H-infinity control problem
(Bilkent University, 2020-12)In the robust control theory, H∞ methods are carried out to procure solutions to sensitivity minimization (nominal performance) and robust stability problems in general. These one – block control problems can be ... -
Selection field induced artifacts in magnetic particle imaging and a novel framework for nanoparticle characterization
(Bilkent University, 2020-11)Magnetic particle imaging (MPI) is a recent imaging modality that uses nonlinear magnetization curves of the superparamagnetic iron oxides. One of the main assumptions in MPI is that the selection field changes linearly ... -
Dynamic decoupling and noise analysis for simultaneous transmission and reception imaging
(Bilkent University, 2020-08)In simultaneous transmission and reception (STAR) MRI, along with the coupling of the excitation pulse to the received signal, noise, and undesired distortions (spurs) coming from the transmit chain also leak into the ... -
Polar Reed-Solomon concatenated codes for optical communications
(Bilkent University, 2020-08)A concatenated forward error correcting (FEC) code is developed by targeting optical communications. Polar and product Reed-Solomon (RS) codes are used as inner and outer codes, respectively. An interleaver block is designed ... -
Dielectric metasurfaces as passive radiative coolers, colorimetric refractive index sensors, color filters, and one-way perfect absorber/reflectors with transparent sidebands
(Bilkent University, 2020-07)Metamaterials define the class of synthetic, man-made materials with exotic properties that cannot be observed with natural materials. Their sub-wavelength counterparts are called metasurfaces. In particular, dielectric ... -
Fast and robust solution techniques for large scale linear least squares problems
(Bilkent University, 2020-07)Momentum Iterative Hessian Sketch (M-IHS) techniques, a group of solvers for large scale linear Least Squares (LS) problems, are proposed and analyzed in detail. Proposed M-IHS techniques are obtained by incorporating the ... -
GaN HEMT based MMIC design and fabrication for Ka-band applications
(Bilkent University, 2020-08)Gallium Nitride (GaN) technology has recently dominated the high power applications in the mm-wave frequencies, and its commercial use is emerging with the upcoming 5G technology. High Electron Mobility Transistors (HEMTs) ... -
Advanced asynchronous random access protocols
(Bilkent University, 2020-08)Fifth generation wireless systems and beyond require linking an enormous number of simple machine type devices leading to a new wave of interest in massive machine type communications (mMTC). Different from the human-centric ... -
Rapid and robust image reconstruction for magnetic particle imaging
(Bilkent University, 2020-07)Magnetic Particle Imaging (MPI) is a rapidly developing medical imaging modality, which can image with high resolution, contrast, and sensitivity the spatial distribution of superparamagnetic iron oxide nanoparticles. ... -
Envelope tracking RF power amplifier design
(Bilkent University, 2020-06)In modern wireless communication systems, the requirement of achieving high data rates results in non-constant envelope signals with high peak to average power ratio (PAPR). However, the operation of conventional power ...
