Results 61 to 70 of about 2,434,155 (179)

An Adaptive Simplified Travelling Wave‐Based Fault Detection, Classification and Location Estimation Strategy for Series Compensated Transmission Lines

open access: yesIET Smart Grid, Volume 8, Issue 1, January/December 2025.
This paper proposes an integrated model for fault detection, classification, and location in power transmission systems using voltage signals from a single terminal of a series‐compensated line. Simulations show the model achieves 100% accuracy for fault detection, classification and faulty segment identification, and 99.79% accuracy for fault location
Ehsan Akbari, Milad Samady Shadlu
wiley   +1 more source

Blind Recognition Algorithm of Convolutional Code via Convolutional Neural Network

open access: yesInternational Journal of Intelligent Systems, Volume 2025, Issue 1, 2025.
Pointing at the vexed question of blind recognition in the convolutional code class, this paper proposes a convolutional code blind identification method via convolutional neural networks (CNNs). First, this algorithm uses the traditional method to generate different convolutional codes, and the feature extraction algorithm adopts the theorem of Euclid’
Pan Deng   +6 more
wiley   +1 more source

The Cascading Haar Wavelet Algorithm for Computing the Walsh–Hadamard Transform [PDF]

open access: yes, 2017
A novel algorithm for computing the Walsh–Hadamard transform (WHT) is proposed, which consists entirely of Haar wavelet transforms. It is proved that the algorithm, referred to as the cascading Haar wavelet algorithm, shares precisely the same serial ...
Andrew Thompson
core   +1 more source

Securing Communication Channels: An Advanced Steganography Approach With Orthogonal Frequency Division Multiplexing (OFDM)

open access: yesJournal of Electrical and Computer Engineering, Volume 2025, Issue 1, 2025.
Orthogonal frequency division multiplexing (OFDM) is a widely used modern communications technology due to its resistance to selective frequency fading and efficient use of spectrum. However, the security of OFDM signals remains a source of serious concern, especially in the face of network encryption that aims to disrupt communications or extract ...
Ammar Mohammedali Fadhil   +2 more
wiley   +1 more source

Q2SV: A High‐Level Synthesis Approach for State Vector Quantum Simulation

open access: yesQuantum Engineering, Volume 2025, Issue 1, 2025.
This study presents Q2SV, an FPGA‐based quantum state vector simulator implemented using high‐level synthesis (HLS), capable of simulating quantum circuits with up to 29 qubits. Using FPGA parallelism, efficient memory allocation, and hardware‐optimized execution pipelines, Q2SV achieves scalable quantum simulation without requiring iterative ...
Ahmad Bennakhi   +3 more
wiley   +1 more source

Anomaly Detection for Suspension Systems Based on the Gaussian Distribution of Hyperspheres

open access: yes机车电传动, 2021
The abnormality of the suspension system means that the operating state of the suspension system does not match the expected state, and the system has no faults in the actual operation of the middle-low speed maglev train.
Ping WANG, Zi MEI, Zhiqiang LONG
doaj  

An efficient quantum algorithm for ensemble classification using bagging

open access: yesIET Quantum Communication, Volume 5, Issue 3, Page 253-268, September 2024.
A new quantum algorithm that exploits quantum superposition, entanglement, and interference to build an ensemble of classification models is introduced. Thanks to the generation of several quantum trajectories in superposition, the authors obtain an exponentially large number of base models increasing only linearly the depth of the correspondent ...
Antonio Macaluso   +3 more
wiley   +1 more source

Faster ridge regression via the subsampled randomized Hadamard transform [PDF]

open access: yes, 2013
We propose a fast algorithm for ridge regression when the number of features is much larger than the number of observations (p n). The standard way to solve ridge regression in this setting works in the dual space and gives a running time of O(n2p). Our
Dhillon, Paramveer S.   +7 more
core  

Fast Template Matching by Applying Winner-Update on Walsh-Hadamard Domain

open access: yes, 2007
[[abstract]]Fast template matching is strongly demanded for many practical applications related to computer vision and image processing. In this paper, we propose a fast template matching method by applying the winner-update strategy on the Walsh ...
Shou-Der Wei   +3 more
core   +1 more source

Advances in Quantum Imaging with Machine Intelligence

open access: yesLaser &Photonics Reviews, Volume 18, Issue 8, August 2024.
Quantum imaging exemplifies the fascinating and counter‐intuitive nature of the quantum world, where non‐local correlations are exploited for the imaging of objects by remote and non‐interacting photons. The field has exploded of late, driven by advances in the fundamental understanding of these processes, but also by advances in technology.
Chané Moodley, Andrew Forbes
wiley   +1 more source

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