Peter F. Driessen
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View article: SigCLR: A contrastive learning approach to unsupervised modulation recognition and novelty detection
SigCLR: A contrastive learning approach to unsupervised modulation recognition and novelty detection Open
View article: Seamless Optimization of Wavelet Parameters for Denoising LFM Radar Signals: An AI-Based Approach
Seamless Optimization of Wavelet Parameters for Denoising LFM Radar Signals: An AI-Based Approach Open
Linear frequency modulation (LFM) signals are pivotal in radar systems, enabling high-resolution measurements and target detection. However, these signals are often degraded by noise, significantly impacting their processing and interpreta…
View article: Multi-Objective Design and Optimization of Hardware-Friendly Grid-Based Sparse MIMO Arrays
Multi-Objective Design and Optimization of Hardware-Friendly Grid-Based Sparse MIMO Arrays Open
A comprehensive design framework is proposed for optimizing sparse MIMO (multiple-input, multiple-output) arrays to enhance multi-target detection. The framework emphasizes efficient utilization of antenna resources, including strategies f…
View article: Multi-objective Design and Optimization of Hardware Friendly Grid-Based Sparse MIMO Arrays
Multi-objective Design and Optimization of Hardware Friendly Grid-Based Sparse MIMO Arrays Open
A comprehensive design framework is proposed for optimizing sparse MIMO (multiple-input, multiple-output) arrays to enhance multi-target detection. The framework emphasizes efficient utilization of antenna resources, including strategies f…
View article: A Time-Domain Doppler Estimation and Waveform Recovery Approach with Iterative and Ensemble Techniques for Bi-Phase Code in Radar Systems
A Time-Domain Doppler Estimation and Waveform Recovery Approach with Iterative and Ensemble Techniques for Bi-Phase Code in Radar Systems Open
This paper presents a novel, cost-effective technique for estimating the Doppler effect in the time domain using a single pulse and subsequently leveraging the precise Doppler value to recover the radar waveform. The proposed system offers…
View article: Adapting Object Detection Models for Multi-Target Detection Utilizing Radars
Adapting Object Detection Models for Multi-Target Detection Utilizing Radars Open
This paper investigates the use of Deep Learning (DL) in multiple input multiple output (MIMO) radar target detection, focusing on azimuth and elevation estimation. Traditional methods face challenges like interference and reflections, esp…
View article: Intelligent Musical Instruments: Challenges for the Composer/Performer
Intelligent Musical Instruments: Challenges for the Composer/Performer Open
The field called New Interfaces for Musical Expression (NIME) has arisen to address questions of Human-Computer Interaction in the context of musical performance.The interface is a gesture sensor whose output is mapped by software to actua…
View article: Locating Earth Disturbances Using the SDR Earth Imager
Locating Earth Disturbances Using the SDR Earth Imager Open
The Radio Wave Phase Imager uses monitoring and recording concepts, such as Software Defined Radio (SDR), to image Earth’s atmosphere. The Long Wavelength Array (LWA), New Mexico Observatory is considered a high-resolution camera that obta…
View article: Visibility Domain Direction-of-Arrival Optimization for Arbitrary 2-D Arrays
Visibility Domain Direction-of-Arrival Optimization for Arbitrary 2-D Arrays Open
A visibility-modelling based method is introduced to determine the elevation and azimuth angles for a signal received at a quasi-randomly arranged (2-D) array. The method is optimal for the number of antennas when the array is configured s…
View article: A new event detection method for noisy hydrophone data
A new event detection method for noisy hydrophone data Open
In this paper, a new method for detecting events in noisy hydrophone data is developed. The method takes an image processing approach to the 1D hydrophone data by first converting it into a log-frequency spectrogram image (cepstrum). This …
View article: A Novel Smeared Synthesized LFM TC-OLA Radar System: Design and Performance Evaluation
A Novel Smeared Synthesized LFM TC-OLA Radar System: Design and Performance Evaluation Open
This paper introduces a novel smeared synthesized LFM (SSLFM) time compression overlap-add (TC-OLA) radar system. The new system allows us to control the signal to noise ratio level, and, therefore, obtain a higher processing gain compared…
View article: Placement of Sound Sources In The Stereo Field Using Measured Room Impulse Responses
Placement of Sound Sources In The Stereo Field Using Measured Room Impulse Responses Open
Reverberation can be simulated by convolving dry instrument signals with physically measured impulse response data. Such reverberation effects have recently become commonplace; however, current techniques apply a single effect to an entire…
View article: High Resolution Time-Frequency Analysis of Non-stationary Signals
High Resolution Time-Frequency Analysis of Non-stationary Signals Open
Time-frequency representations of signals are very important analysis tools which are required in various fields of science and engineering.Observations of most dynamic systems provide non-stationary signals where frequency properties vary…
View article: On Time Compression Overlap-Add Technique in Linear Frequency Modulation Pulse Compression Radar Systems: Design and Performance Evaluation
On Time Compression Overlap-Add Technique in Linear Frequency Modulation Pulse Compression Radar Systems: Design and Performance Evaluation Open
This paper introduces a novel approach to incorporate the time compression overlap-add (TC-OLA) technique used in communication systems into linear frequency modulation pulse compression (LFM-PC) radar systems. This technique significantly…