70 citations · 262 across the 12 of their papers we have counts for
12 papers
Efficient CNN-based Super Resolution Algorithms for mmWave Mobile Radar Imaging
Christos Vasileiou, Josiah W. Smith, Shiva Thiagarajan +3
In this paper, we introduce an innovative super resolution approach to emerging modes of near-field synthetic aperture radar (SAR) imaging. Recent research extends convolutional ne…
Efficient 3-D Near-Field MIMO-SAR Imaging for Irregular Scanning Geometries
Josiah Smith, Murat Torlak
In this article, we introduce a novel algorithm for efficient near-field synthetic aperture radar (SAR) imaging for irregular scanning geometries. With the emergence of fifth-gener…
Improved Static Hand Gesture Classification on Deep Convolutional Neural Networks using Novel Sterile Training Technique
Josiah Smith, Shiva Thiagarajan, Richard Willis +2
In this paper, we investigate novel data collection and training techniques towards improving classification accuracy of non-moving (static) hand gestures using a convolutional neu…
Near-Field MIMO-ISAR Millimeter-Wave Imaging
Josiah W. Smith, Muhammet Emin Yanik, Murat Torlak
Multiple-input-multiple-output (MIMO) millimeter-wave (mmWave) sensors for synthetic aperture radar (SAR) and inverse SAR (ISAR) address the fundamental challenges of cost-effectiv…
Deep Learning-Based Multiband Signal Fusion for 3-D SAR Super-Resolution
Josiah Smith, Murat Torlak
Three-dimensional (3-D) synthetic aperture radar (SAR) is widely used in many security and industrial applications requiring high-resolution imaging of concealed or occluded object…
An FCNN-Based Super-Resolution mmWave Radar Framework for Contactless Musical Instrument Interface
Josiah W. Smith, Orges Furxhi, Murat Torlak
In this article, we propose a framework for contactless human-computer interaction (HCI) using novel tracking techniques based on deep learning-based super-resolution and tracking…
Second-Order Statistics of MIMO Rayleigh Interference Channels: Theory, Applications, and Analysis
Ahmed O. D. Ali, Cenk M. Yetis, Murat Torlak
While first-order channel statistics, such as bit-error rate (BER) and outage probability, play an important role in the design of wireless communication systems, they provide info…
Two Dimensional Array Imaging with Beam Steered Data
Sujeet Patole, Murat Torlak
This paper discusses different approaches used for millimeter wave imaging of two-dimensional objects. Imaging of a two dimensional object requires reflected wave data to be collec…
Exact Joint Distribution Analysis of Zero-Forcing V-BLAST Gains with Greedy Ordering
Serdar Ozyurt, Murat Torlak
We derive the joint probability distribution of zero-forcing (ZF) V-BLAST gains under a greedy selection of decoding order and no error propagation. Unlike the previous approximate…
Performance Analysis of Optimum Zero-Forcing Beamforming with Greedy User Selection
Serdar Ozyurt, Murat Torlak
In this letter, an exact performance analysis is presented on the sum rate of zero-forcing beamforming with a greedy user scheduling algorithm in a downlink system. Adopting water-…
Unified Performance Analysis of Orthogonal Transmit Beamforming Methods with User Selection
Serdar Ozyurt, Murat Torlak
Simultaneous multiuser beamforming in multiantenna downlink channels can entail dirty paper (DP) precoding (optimal and high complexity) or linear precoding (suboptimal and low com…
Interference Alignment via Improved Subspace Conditioning
Douglas Kim, Murat Torlak
For the K user, single input single output (SISO), frequency selective interference channel, a new low complexity transmit beamforming design that improves the achievable sum rate…