Results 1 to 10 of about 14,396 (133)

Perception by Palpation: Development and Testing of a Haptic Ferrogranular Jamming Surface [PDF]

open access: yesFrontiers in Robotics and AI, 2021
Tactile hands-only training is particularly important for medical palpation. Generally, equipment for palpation training is expensive, static, or provides too few study cases to practice on.
Sigurd Bjarne Rørvik   +3 more
doaj   +5 more sources

Efficient multi‐perspective jamming feature perception network for suppressive jamming recognition with limited training samples

open access: yesIET Radar, Sonar & Navigation
Recognising suppressive jamming signals is crucial for radar systems to counteract this type of jamming, highlighting the importance of research in this area.
Minghua Wu   +5 more
doaj   +3 more sources

A jamming risk warning model for TBM tunnelling based on Bayesian statistical methods [PDF]

open access: yesScientific Reports
This study presents a comprehensive jamming risk assessment framework for Tunnel Boring Machine (TBM) jamming accidents during excavation. Using real-time boring data and Bayesian conditional probability, a novel risk warning model is proposed to enhance
Shuang-jing Wang   +3 more
doaj   +2 more sources

Preamble Injection-Based Jamming Method for UAV LoRa Communication Links [PDF]

open access: yesSensors
The widespread use of low-cost, highly maneuverable unmanned aerial vehicles (UAVs), such as racing drones, has raised numerous security concerns. These UAVs commonly employ LoRa (Long Range) communication protocols, which feature long-range transmission
Teng Wu   +5 more
doaj   +2 more sources

Research on Jamming Recognition Based on Time-Frequency Domain Weighted Fusion and Attention Mechanism [PDF]

open access: yesSensors
The jamming recognition of target detection aims to achieve rapid judgment and effective response to jamming by analyzing the target echo signals. This paper addresses the shortcomings of the existing methods in terms of jamming recognition capabilities ...
Yao Zhang   +4 more
doaj   +2 more sources

Intelligent Recognition of Chirp Radar Deceptive Jamming Based on Multi-Pulse Information Fusion

open access: yesSensors, 2021
The perception of jamming types is very important for protecting our radar in complex electromagnetic environments. Radar active deceptive jamming based on digital radio frequency memory (DRFM) has a high coherence with the target echo, which confuses ...
Xuegang Lan   +4 more
doaj   +3 more sources

Integrated Jamming Perception and Parameter Estimation Method for Anti-interrupted Sampling Repeater Jamming

open access: yesLeida xuebao
Interrupted Sampling Repeater Jamming (ISRJ) is a type of intra-pulse coherent jamming that can easily generate false targets resembling real ones, thus posing a severe threat to radar systems.
Rongqing WANG   +4 more
doaj   +2 more sources

An Adaptive Transmitting Scheme for Interrupted Sampling Repeater Jamming Suppression

open access: yesSensors, 2017
The interrupted sampling repeater jamming (ISRJ) based on a digital radio frequency memory (DRFM) device is a new type of coherent jamming. This kind of jamming usually occurs as main-lobe jamming and has the advantages of low power requirements and easy
Chao Zhou, Feifeng Liu, Quanhua Liu
doaj   +3 more sources

Emergent patterns of interaction with dynamic objects. [PDF]

open access: yesPLoS ONE
Perception by touch is fundamentally linked to the motor system. A hallmark of this linkage takes the form of stereotyped haptic "exploratory procedures" [1], movement patterns that emerge when people set a perceptual goal such as judging the roughness ...
Buse Aktas   +4 more
doaj   +2 more sources

Intelligent Recognition and Parameter Estimation of Radar Active Jamming Based on Oriented Object Detection

open access: yesRemote Sensing
To enhance the perception capability of radar in complex electromagnetic environments, this paper proposes an intelligent jamming recognition and parameter estimation method based on deep learning.
Jiawei Lu   +5 more
doaj   +3 more sources

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