Manuel Stein
YOU?
Author Swipe
View article: On Optimal Quantization in Sequential Detection
On Optimal Quantization in Sequential Detection Open
The problem of designing optimal quantization rules for sequential detectors is investigated. First, it is shown that this task can be solved within the general framework of active sequential detection. Using this approach, the optimal seq…
View article: Spectral Power Parameter Estimation of Random Sources with Binary Sampled Signals
Spectral Power Parameter Estimation of Random Sources with Binary Sampled Signals Open
This paper investigates the problem of estimating the spectral power parameters of random analog sources using numerical measurements acquired with minimum digitization complexity. Therefore, spectral analysis has to be performed with bina…
View article: Latency Analysis for Sequential Detection in Low-Complexity Binary Radio Systems
Latency Analysis for Sequential Detection in Low-Complexity Binary Radio Systems Open
We consider the problem of making a quick decision in favor of one of two possible physical signal models while the numerical measurements are acquired by sensing devices featuring minimal digitization complexity. Therefore, the digital da…
View article: Glancing Through Massive Binary Radio Lenses: Hardware-Aware Interferometry With 1-Bit Sensors
Glancing Through Massive Binary Radio Lenses: Hardware-Aware Interferometry With 1-Bit Sensors Open
Energy consumption and hardware cost of signal digitization together with the management of the resulting data volume form serious issues for high-rate measurement systems with multiple sensors. Switching to binary sensing front-ends resul…
View article: In a One-Bit Rush: Low-Latency Wireless Spectrum Monitoring With Binary Sensor Arrays
In a One-Bit Rush: Low-Latency Wireless Spectrum Monitoring With Binary Sensor Arrays Open
Detecting the presence of a random wireless source with minimum latency utilizing an array of radio sensors is considered. The problem is studied under the constraint that the analog-to-digital conversion at each sensor is restricted to re…
View article: Asymptotic Signal Detection Rates with 1-Bit Array Measurements
Asymptotic Signal Detection Rates with 1-Bit Array Measurements Open
This work considers detecting the presence of a band-limited random radio source using an antenna array featuring a low-complexity digitization process with single-bit output resolution. In contrast to high-resolution analog-to-digital con…
View article: Performance Analysis for Channel Estimation With 1-Bit ADC and Unknown Quantization Threshold
Performance Analysis for Channel Estimation With 1-Bit ADC and Unknown Quantization Threshold Open
In this work, the problem of signal parameter estimation from measurements\nacquired by a low-complexity analog-to-digital converter (ADC) with $1$-bit\noutput resolution and an unknown quantization threshold is considered.\nSingle-compara…
View article: Joint Transmit and Receive Filter Optimization for Sub-Nyquist Delay-Doppler Estimation
Joint Transmit and Receive Filter Optimization for Sub-Nyquist Delay-Doppler Estimation Open
In this article, a framework is presented for the joint optimization of the\nanalog transmit and receive filter with respect to a parameter estimation\nproblem. At the receiver, conventional signal processing systems restrict the\ntwo-side…
View article: In a One-Bit Rush: Low-Latency Wireless Spectrum Monitoring with Binary\n Sensor Arrays
In a One-Bit Rush: Low-Latency Wireless Spectrum Monitoring with Binary\n Sensor Arrays Open
Detecting the presence of a random wireless source with minimum latency\nutilizing an array of radio sensors is considered. The problem is studied under\nthe constraint that the analog-to-digital conversion at each sensor is\nrestricted to…
View article: Analog Transmit Signal Optimization For Undersampled Delay-Doppler Estimation
Analog Transmit Signal Optimization For Undersampled Delay-Doppler Estimation Open
Publication in the conference proceedings of EUSIPCO, Kos island, Greece, 2017
View article: Joint Transmit and Receive Filter Optimization for Sub-Nyquist Wireless Channel Estimation.
Joint Transmit and Receive Filter Optimization for Sub-Nyquist Wireless Channel Estimation. Open
In this article a framework is presented for the joint optimization of the analog transmit and receive filter with respect to a channel estimation problem. At the receiver, conventional signal processing systems restrict the bandwidth of t…
View article: Performance Analysis for Time-of-Arrival Estimation with Oversampled\n Low-Complexity 1-bit A/D Conversion
Performance Analysis for Time-of-Arrival Estimation with Oversampled\n Low-Complexity 1-bit A/D Conversion Open
Analog-to-digtial (A/D) conversion plays a crucial role when it comes to the\ndesign of energy-efficient and fast signal processing systems. As its\ncomplexity grows exponentially with the number of output bits, significant\nsavings are po…
View article: Performance Analysis for Time-of-Arrival Estimation with Oversampled Low-Complexity 1-bit A/D Conversion
Performance Analysis for Time-of-Arrival Estimation with Oversampled Low-Complexity 1-bit A/D Conversion Open
Analog-to-digtial (A/D) conversion plays a crucial role when it comes to the design of energy-efficient and fast signal processing systems. As its complexity grows exponentially with the number of output bits, significant savings are possi…
View article: Wireless Channel Estimation with Low-Complexity 1-bit ADC and Unknown Quantization Threshold.
Wireless Channel Estimation with Low-Complexity 1-bit ADC and Unknown Quantization Threshold. Open
In this paper, the problem of signal parameter estimation from measurements acquired by a low-complexity analog-to-digital converter (ADC) with $1$-bit output resolution and an unknown quantization threshold is considered. Single-comparato…
View article: A Pessimistic Approximation for the Fisher Information Measure
A Pessimistic Approximation for the Fisher Information Measure Open
The problem of determining the intrinsic quality of a signal processing system with respect to the inference of an unknown deterministic parameter $\theta$ is considered. While the Fisher information measure $F(\theta)$ forms a classical t…
View article: Measurement-driven quality assessment of nonlinear systems by exponential replacement
Measurement-driven quality assessment of nonlinear systems by exponential replacement Open
We discuss the problem how to determine the quality of a nonlinear system with respect to a measurement task. Due to amplification, filtering, quantization and internal noise sources physical measurement equipment in general exhibits a non…
View article: Performance analysis for pilot-based 1-bit channel estimation with unknown quantization threshold
Performance analysis for pilot-based 1-bit channel estimation with unknown quantization threshold Open
Parameter estimation using quantized observations is of importance in many\npractical applications. Under a symmetric $1$-bit setup, consisting of a\nzero-threshold hard-limiter, it is well known that the large sample performance\nloss for…
View article: DOA Parameter Estimation with 1-bit Quantization - Bounds, Methods and the Exponential Replacement
DOA Parameter Estimation with 1-bit Quantization - Bounds, Methods and the Exponential Replacement Open
While 1-bit analog-to-digital conversion (ADC) allows to significantly reduce the analog complexity of wireless receive systems, using the exact likelihood function of the hard-limiting system model in order to obtain efficient algorithms …
View article: Fisher Information Bounds with Applications in Nonlinear Learning, Compression and Inference.
Fisher Information Bounds with Applications in Nonlinear Learning, Compression and Inference. Open
The problem how to derive a generic lower bound for the Fisher information measure is considered. We review a recent approach by two examples and identify a connection between the construction of strong Fisher information bounds and the su…
View article: Fisher Information Lower Bounds with Applications in Hardware-Aware Nonlinear Signal Processing
Fisher Information Lower Bounds with Applications in Hardware-Aware Nonlinear Signal Processing Open
We discuss the problem of deriving compact and tractable lower bounds for the Fisher information matrix. To motivate our particular approach towards such expressions, we first examine the structure of the exact Fisher information matrix in…
View article: Sensitivity Analysis for Binary Sampling Systems via Quantitative Fisher Information Lower Bounds
Sensitivity Analysis for Binary Sampling Systems via Quantitative Fisher Information Lower Bounds Open
The problem of determining the achievable sensitivity with digitization exhibiting minimal complexity is addressed. In this case, measurements are exclusively available in hard-limited form. Assessing the achievable sensitivity via the Cra…
View article: Asymptotic Performance Analysis for 1-bit Bayesian Smoothing
Asymptotic Performance Analysis for 1-bit Bayesian Smoothing Open
Energy-efficient signal processing systems require estimation methods operating on data collected with low-complexity devices. Using analog-to-digital converters (ADC) with $1$-bit amplitude resolution has been identified as a possible opt…
View article: Asymptotic Parameter Tracking Performance With Measurement Data of 1-Bit Resolution
Asymptotic Parameter Tracking Performance With Measurement Data of 1-Bit Resolution Open
The problem of signal parameter estimation and tracking with measurement data\nof low resolution is considered. In comparison to an ideal receiver with\ninfinite receive resolution, the performance loss of a simplistic receiver with\n1-bit…