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Fast Fourier transforms

Research on MOOCs course recommendation system based on hybrid attention mechanism in frequency and time domain

Hongli Yuan, Li Liu, Yiwen Zhang, Guangwei Wang, Aixiang He, Fucheng Zhang

published 30 Dec 2025

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Fast machine learning image reconstruction of radially undersampled k-space data for low-latency real-time MRI

Johanna Topalis, Jakob Dexl, Katharina Jeblick, Rabea Klaar, Christopher Kurz, Timo Löhr, Andreas Mittermeier, Balthasar Schachtner, Anna Theresa Stüber, Tobias Weber, Philipp Wesp, Jens Ricke, Max Seidensticker, Guillaume Landry, Michael Ingrisch, Olaf Dietrich

published 17 Nov 2025

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A simplified approach to failure analysis of ball bearings combining Principal Component Analysis and Fast Fourier Transform

Emmanuel Ndongue Esseme, Thomas Florent Kanaa, Thérèse Jacquie Ngo Bissé, Mathieu Jean Pierre Pesdjock, Ludovic Ngongang, Emmanuel Tonye

published 13 Nov 2025

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Multi-scale diffusion model for underwater image restoration and enhancement

Yuan Fang, Qianyi Li, Kai Wang

published 10 Sep 2025

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SCP-DETR: A efficient small-object-enhanced feature pyramid approach for PCB defect detection

Yuanyuan Wang, Tongtong Yin, Xiuchuan Chen, Yemeng Zhu, Jibin Wang, Yonghao Ma, Luyue Liu, Jiajun Wang

published 29 Aug 2025

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FCRNet: Fast Fourier convolutional residual network for ventilator bearing fault diagnosis

Yu Cao, Yongzhi Du, Likun Le, Xiaoxue Li, Yanfang Gao

published 11 Jul 2025

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FIAN: A frequency information-adaptive network for spatial-frequency domain pansharpening

Yang Liu, Wei Wang, Weihe Li

published 03 Jun 2025

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Research on emotion recognition using sparse EEG channels and cross-subject modeling based on CNN-KAN-F2CA model

Fan Xiong, Mengzhao Fan, Xu Yang, Chenxiao Wang, Jinli Zhou

published 27 May 2025

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Variability in the temporal dynamics of object-based attentional selection

Hao Lou, Monicque M. Lorist, Karin S. Pilz

published 17 Nov 2023

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A new Gaussian curvature of the image surface based variational model for haze or fog removal

Muhammad Arif, Noor Badshah, Tufail Ahmad Khan, Asmat Ullah, Hena Rabbani, Hadia Atta, Nasra Begum

published 23 Mar 2023

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Classification of ECG signal using FFT based improved Alexnet classifier

Arun Kumar M., Arvind Chakrapani

published 27 Sep 2022

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A robust zero-watermarking scheme based on non-negative matrix factorization for audio protection

Xing Guo, Daiyu Huang, Longting Xu

published 08 Jul 2022

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Comparison of direct and inverse methods for 2.5D traction force microscopy

Johannes W. Blumberg, Ulrich S. Schwarz

published 20 Jan 2022

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