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Related papers: CoSTAP: Clutter Suppression in Co-Pulsing FDA-STAP

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The combination of frequency diverse array (FDA) radar technology with the multiple input multiple output (MIMO) radar architecture and waveform diversity techniques potentially promises a high integration gain with respect to conventional…

Signal Processing · Electrical Eng. & Systems 2024-08-07 Yan Sun , Ming-jie Jia , Wen-qin Wang , Maria Sabrina Greco , Fulvio Gini , Shunsheng Zhang

This paper addresses the modeling gap between complex dispersive-medium characterization and clutter statistical analysis in single-snapshot frequency diverse array multiple-input multiple-output ground-penetrating radar (FDA-MIMO-GPR).…

Signal Processing · Electrical Eng. & Systems 2026-03-26 Yisu Yan , Jifeng Guo

The mitigation of clutter is an important research branch in Integrated Sensing and Communication (ISAC), one of the emerging technologies of future cellular networks. In this work, we extend our previously introduced method Clutter Removal…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Marcus Henninger , Silvio Mandelli , Artjom Grudnitsky , Stephan ten Brink

Frequency diverse (FD) radar waveforms are attractive in radar research and practice. By combining two typical FD waveforms, the frequency diverse array (FDA) and the stepped-frequency (SF) pulse train, we propose a general FD waveform…

Information Theory · Computer Science 2016-03-29 Yimin Liu , Le Xiao , Xiqin Wang , Arye Nehorai

We present a novel sparsity-based space-time adaptive processing (STAP) technique based on the alternating direction method to overcome the severe performance degradation caused by array gain/phase (GP) errors. The proposed algorithm…

Data Structures and Algorithms · Computer Science 2017-06-27 Zhaocheng Yang , Rodrigo C. de Lamare , Weijian Liu

Obstacle avoidance for Unmanned Aerial Vehicles (UAVs) in cluttered environments is significantly challenging. Existing obstacle avoidance for UAVs either focuses on fully static environments or static environments with only a few dynamic…

Robotics · Computer Science 2023-12-15 Minghao Lu , Xiyu Fan , Han Chen , Peng Lu

The emergence of Integrated Sensing and Communication (ISAC) in future 6G networks comes with a variety of challenges to be solved. One of those is clutter removal, which should be applied to remove the influence of unwanted components,…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Marcus Henninger , Silvio Mandelli , Artjom Grudnitsky , Thorsten Wild , Stephan ten Brink

A cognitive fully adaptive radar (CoFAR) adapts its behavior on its own within a short period of time in response to changes in the target environment. For the CoFAR to function properly, it is critical to understand its operating…

Signal Processing · Electrical Eng. & Systems 2024-08-13 Kunwar Pritiraj Rajput , Bhavani Shankar M. R. , Kumar Vijay Mishra , Muralidhar Rangaswamy , Bjorn Ottersten

In mixture models, anisotropic noise within each cluster is widely present in real-world data. This work investigates both computationally efficient procedures and fundamental statistical limits for clustering in high-dimensional…

Statistics Theory · Mathematics 2026-01-28 Chengzhu Huang , Yuqi Gu

For high-dimensional classification, it is well known that naively performing the Fisher discriminant rule leads to poor results due to diverging spectra and noise accumulation. Therefore, researchers proposed independence rules to…

Machine Learning · Statistics 2011-11-10 Jianqing Fan , Yang Feng , Xin Tong

Integrated sensing and communication (ISAC) has been envisioned as a prospective technology to enable ubiquitous sensing and communications in next-generation wireless networks. In contrast to existing works on reconfigurable intelligent…

Information Theory · Computer Science 2024-10-02 Hanyu Yang , Shiqi Gong , Heng Liu , Chengwen Xing , Nan Zhao , Dusit Niyato

Integrated sensing and communication (ISAC) systems often suffer severe performance degradation due to strong clutter echoes, and spatial-only beamforming is often inadequate for realistic array sizes. This paper addresses clutter…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Mengzhen Liu , Ming Li , Rang Liu , Qian Liu , A. Lee Swindlehurst

Frequency diverse array (FDA) differs from conventional array techniques in that it imposes an additional frequency offset (FO) across the array elements. The use of FO provides the FDA with the controllable degree of freedom in range…

Signal Processing · Electrical Eng. & Systems 2022-12-21 Wenkai Jia , Wen-Qin Wang , Shungsheng Zhang

In this work the detection of moving targets in multiantenna SAR is considered. As a high resolution radar imaging modality, SAR detects and identifies stationary targets very well, giving it an advantage over classical GMTI radars. Moving…

Applications · Statistics 2015-10-02 Kristjan Greenewald , Edmund Zelnio , Alfred O. Hero

Random stepped frequency (RSF) radar, which transmits random-frequency pulses, can suppress the range ambiguity, improve convert detection, and possess excellent electronic counter-countermeasures (ECCM) ability [1]. In this paper, we apply…

Signal Processing · Electrical Eng. & Systems 2018-08-30 Tianyao Huang , Yimin Liu , Huadong Meng , Xiqin Wang

In order to decrease the steady-state error and reduce the computational complexity and increase the ability to identify a large unknown system, a convex combination of overlap-save frequency-domain adaptive filters (COSFDAF) algorithm is…

Systems and Control · Computer Science 2018-05-04 Sihai Guan , Zhi Li

We address the problem of structured covariance matrix estimation for radar space-time adaptive processing (STAP). A priori knowledge of the interference environment has been exploited in many previous works to enable accurate estimators…

Methodology · Statistics 2016-02-18 Bosung Kang , Vishal Monga , Muralidhar Rangaswamy , Yuri I. Abramovich

We propose a metric called the bistatic radar detection coverage probability to evaluate the detection performance of a bistatic radar under discrete clutter conditions. Such conditions are commonly encountered in indoor and outdoor…

Signal Processing · Electrical Eng. & Systems 2022-01-25 Shobha Sundar Ram , Gourab Ghatak

This article proposes novel sparsity-aware space-time adaptive processing (SA-STAP) algorithms with $l_1$-norm regularization for airborne phased-array radar applications. The proposed SA-STAP algorithms suppose that a number of samples of…

Information Theory · Computer Science 2013-04-16 Z. Yang , R. C. de Lamare

In this paper, we develop a novel reduced-rank space-time adaptive processing (STAP) algorithm based on adaptive basis function approximation (ABFA) for airborne radar applications. The proposed algorithm employs the well-known framework of…

Information Theory · Computer Science 2013-03-22 R. Fa , R. C. de Lamare