Results 51 to 60 of about 16,323 (253)

MIMO radar space–time adaptive processing using prolate spheroidal wave functions [PDF]

open access: yes, 2008
In the traditional transmitting beamforming radar system, the transmitting antennas send coherent waveforms which form a highly focused beam. In the multiple-input multiple-output (MIMO) radar system, the transmitter sends noncoherent (possibly ...
Chun-yang Chen   +2 more
core   +2 more sources

Context Awareness and Human–Robot Interaction Optimization for Museum Intelligent Guide Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents a context‐aware human–robot interaction framework designed for intelligent museum guide robots. The system features a three‐layer architecture—perception, understanding, and behavior execution—that enables adaptive and meaningful interactions with museum visitors.
Anna Zou, Yue Meng, Shijing Tong
wiley   +1 more source

A Multi‐instrument Recognition and Autonomous Tracking Control Method for Robot‐Assisted Endoscopic Adjustment

open access: yesAdvanced Intelligent Systems, EarlyView.
During lengthy minimally invasive surgeries, fatigue can cause surgeon tremor and poor endoscopic coordination. This study proposes a robot‐assisted endoscopic adjustment system. It employs a lightweight instrument detection model and a hierarchical multiconstraint controller for visual servoing.
Zijie Yang   +5 more
wiley   +1 more source

An Advanced Scheme for Radar Clutter Suppression Scheme Based on Blind Source Separation

open access: yesRemote Sensing
In cluttered electromagnetic environments, radar is often disturbed by varied clutter, making target detection challenging. Therefore, achieving effective clutter suppression is crucial for radar target detection. However, traditional clutter suppression
Dahu Wang, Chang Liu, Chao Wang
doaj   +1 more source

Analysis of Bistatic Ground Clutter and Applications to Target Plotting [PDF]

open access: yesRadioengineering, 2018
This article presents analysis and parametrization of the bistatic ground clutter which is important from the point of view of the modelling/generating of bistatic clutter, and subsequent developing of the new suppression techniques.
J. Pidanic, K. Juryca, A. M. Kumar
doaj  

Effect and Compensation of Timing Jitter in Through-Wall Human Indication via Impulse Through-Wall Radar [PDF]

open access: yes, 2014
Impulse through-wall radar (TWR) is considered as one of preferred choices for through-wall human indication due to its good penetration and high range resolution.
Hu, J., Jin, T., Zhou, Z., Zhu, G.
core   +1 more source

Multi-PRI Signal Processing for the Terminal Doppler Weather Radar. Part I: Clutter Filtering [PDF]

open access: yes, 2004
Multiple pulse repetition interval (multi-PRI) transmission is part of an adaptive signal transmission and processing algorithm being developed to aggressively combat range–velocity ambiguity in weather radars.
Cho, John Y, Chornoboy, Edward S.
core   +1 more source

Artificial Intelligence in Autonomous Mobile Robot Navigation: From Classical Approaches to Intelligent Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence (AI) is reshaping autonomous mobile robot navigation beyond classical pipelines. This review analyzes how AI techniques are integrated into core navigation tasks, including path planning and control, localization and mapping, perception, and context‐aware decision‐making. Learning‐based, probabilistic, and soft‐computing methods
Giovanna Guaragnella   +5 more
wiley   +1 more source

Mutual Clutter Suppression Techniques for FM Sonars [PDF]

open access: yesArchives of Acoustics, 2016
AbstractThe article presents methods that help in the elimination of mutual clutter as well as the consequences of two FM sounding signal sonars operating in the same body of water and frequency band. An in-depth analysis of mutual clutter was carried out.
Jacek MARSZAL   +4 more
openaire   +2 more sources

Unveiling student sentiment dynamics toward AI‐based education through statistical analysis and Monte Carlo simulation

open access: yesBritish Educational Research Journal, EarlyView.
Abstract This study explores the multifaceted dynamics of student sentiment towards artificial intelligence (AI)‐based education by integrating sentiment analysis techniques with statistical methods, including Monte Carlo simulations and decision tree modelling, alongside qualitative grounded theory analysis.
Volkan Duran   +2 more
wiley   +1 more source

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