Results 31 to 40 of about 2,447,908 (196)

Performance analysis of one-step prediction-based cognitive jamming in jammer-radar countermeasure model

open access: yesThe Journal of Engineering, 2019
Strong adaptive radar, such as cognitive radar (CNR), can perform various missions while ensuring its own security in electronic warfare, via detecting environments and changing the radar parameters in real time.
Lu Gao   +4 more
doaj   +1 more source

Multi-Domain Fusion Network for Active Jamming Recognition in Cognitive Radar

open access: yesRemote Sensing
Precise identification of active jamming in complex electromagnetic environments remains critically challenging for cognitive radar systems. Current methods often exhibit limitations in insufficient feature extraction and underutilization of jamming ...
Xiaoying Chen, Ying Liu, Cheng Wang
doaj   +1 more source

Recent Advances in Multi-radar Collaborative Surveillance: Cognitive Tracking and Resource Scheduling Algorithms

open access: yesLeida xuebao, 2023
Multi-Radar Collaborative Surveillance (MRCS) technology enables a geographically distributed detection configuration through the linkage of multiple radars, which can fully obtain detection gains in terms of spatial and frequency diversity, thereby ...
Wei YI   +5 more
doaj   +1 more source

Cognitive radar for waveform diversity utilization

open access: yes, 2021
S.218-223In this paper we discuss the relationship between cognitive radar and waveform diversity. The cognitive decision-making process selects the most appropriate waveform from the available set of diverse waveforms based on a perception of the ...
Martone, Anthony F.   +3 more
core   +1 more source

Cognitive Radar Waveform Design Method under the Joint Constraints of Transmit Energy and Spectrum Bandwidth

open access: yesRemote Sensing, 2023
The water-filling (WF) algorithm is a widely used design strategy in the radar waveform design field to maximize the signal-to-interference-plus-noise ratio (SINR).
Chen Yang   +5 more
doaj   +1 more source

Anticipation in cognitive radar using stochastic control

open access: yes, 2022
S.1692-1697Previous works have identified key characteristics of a cognitive radar, such as knowledge exploitation, perception, action, memory, intelligence and attention.
Charlish, A., Hoffmann, F.
core   +1 more source

A Unified Multi-Functional Dynamic Spectrum Access Framework: Tutorial, Theory and Multi-GHz Wideband Testbed

open access: yesSensors, 2009
Dynamic spectrum access is a must-have ingredient for future sensors that are ideally cognitive. The goal of this paper is a tutorial treatment of wideband cognitive radio and radar—a convergence of (1) algorithms survey, (2) hardware platforms survey ...
Zhe Chen   +8 more
doaj   +1 more source

Cognitive target detection based on Bayesian approach in radar

open access: yesThe Journal of Engineering, 2019
Cognitive radar (CR), which uses a closed-loop feedback perception-action cycle system, aims to develop a higher level of intelligence. In this study, the authors develop an efficient Bayesian approach to target detection in CR.
Ning Ma   +4 more
doaj   +1 more source

Neural Networks & Machine Learning in Cognitive Radar

open access: yes, 2022
S.2074-2079This paper reports on how neural networks and machine learning can support the development of cognitive radar systems. We discuss the aspects of cognition that can be supported by neural networks, review the recent literature on the use of ...
Smith, Graeme E.   +3 more
core   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

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