Results 71 to 80 of about 43,924 (217)

From Ambiguous Queries to Verifiable Insights: A Task‐Driven Framework for LLM‐Powered SOC Analysis⋆

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Security operations centre (SOC) analysts must investigate alerts, correlate threat intelligence and interpret heterogeneous telemetry under tight timing constraints. Although large language models (LLMs) offer strong understanding capabilities, directly applying them to SOC environments remains challenging due to semantic ambiguity in analyst
Huan Zhang   +5 more
wiley   +1 more source

Optimized tracking for cooperative sensor systems in multipath environments [PDF]

open access: yesAdvances in Radio Science, 2008
In a cooperative sensor system for pedestrian protection, a pedestrian and other road users exchange data by means of radio frequency communication. In the proposed system, the pedestrian carries a transponder which is interrogated by a vehicle and sends
D. Schwarz, R. H. Rasshofer, E. M. Biebl
doaj  

Interaction Multipath in Through-the-Wall Radar Imaging Based on Compressive Sensing

open access: yesSensors, 2018
Clutters caused by multipath have been widely researched in through-the-wall radar imaging (TWRI). The existing research work of multipath only consider reflections from the wall, while in the condition of a small scene, with the increasing number of ...
Yigeng Ma, Hong Hong, Xiaohua Zhu
doaj   +1 more source

Insights and approaches for low-complexity 5G small-cell base-station design for indoor dense networks [PDF]

open access: yes, 2015
This paper investigates low-complexity approaches to small-cell base-station (SBS) design, suitable for future 5G millimeter-wave (mmWave) indoor deployments.
Arshad, Kamran   +2 more
core   +1 more source

Two Bayesian methods for multipath propagation parameters estimation [PDF]

open access: yes2000 IEEE International Conference on Acoustics, Speech, and Signal Processing. Proceedings (Cat. No.00CH37100), 2002
We propose a Bayesian approach for multipath channel time delay estimation when the signal is received by a square-law detector. Two different methods are presented. The first one is applied when the signal is supplied at the output of the detector. On certain approximations, the derivation of the MAP (maximum a posteriori) estimator leads to optimize ...
Porée, Fabienne   +3 more
openaire   +1 more source

A First Attempt at Reconstructing FengYun‐4B Stratified Precipitable Water Using GNSS

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Layer Precipitable Water (LPW) characterizes the vertical structure of atmospheric moisture and is essential for accurate weather forecasts. China's FY‐4B satellite delivers near‐real‐time LPW products, but is constrained by large uncertainties.
Yuhao Wu   +4 more
wiley   +1 more source

Simulation and Performance Analysis of MP-OLSR for Mobile Ad hoc Networks [PDF]

open access: yes, 2008
Mobile ad hoc networks (MANETs) consist of a collection of wireless mobile nodes which dynamically exchange data without reliance on a fixed base station or a wired backbone network, which makes routing a crucial issue for the design of a ad hoc networks.
Cizeron, Eddy   +3 more
core   +2 more sources

Symbol‐Level GRAND‐Assisted Detection for Polar‐Coded Spatial Modulation in MIMO Systems

open access: yesInternational Journal of Communication Systems, Volume 39, Issue 7, 10 May 2026.
This research presents an integrated polar‐coded spatial modulation (PCSM) transceiver scheme for MIMO transmission over Rayleigh fading channels. The proposed architecture employs linear spatial signal processing for antenna and symbol estimation, followed by symbol‐level guessing random additive noise decoding (symbol‐level GRAND)–assisted detection ...
Abhilasha Gautam   +2 more
wiley   +1 more source

MXene‐Coated 3D Printed Horn Antennas for Ku Frequency Band

open access: yesAdvanced Materials Technologies, Volume 11, Issue 9, 6 May 2026.
An additive manufacturing approach to 3D printing horn antennas and coating them with Ti3C2Tx MXene is proposed. Rapid fabrication of lightweight, high‐performance antennas operating in the Ku‐band (12.4–18 GHz) has been demonstrated. The MXene‐coated antennas exhibit comparable electromagnetic performance to conventional, costly aluminum ones, with ...
Zahra Sarpanah Sourkouhi   +3 more
wiley   +1 more source

A Ray-Tracing-Based Single-Site Localization Method for Non-Line-of-Sight Environments

open access: yesSensors
Localization accuracy in non-line-of-sight (NLOS) scenarios is often hindered by the complex nature of multipath propagation. Traditional approaches typically focus on NLOS node identification and error mitigation techniques.
Shuo Hu, Lixin Guo, Zhongyu Liu
doaj   +1 more source

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