Original Research
Published
Time-causal and time-recursive wavelets
Tony Lindeberg
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1786202
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Showing 50 articles
Original Research
Published
IndoorCART: a spatially-aware transformer framework for Wi-Fi fingerprinting indoor localization
Balaram Singh · Rajdeep Chatterjee · Mahendra Kumar Gourisaria · Manoj Sahni · Ernesto León-Castro
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1884243
Original Research
Published
PDSA-DBUNet: dual-branch U-Net for abdominal medical image segmentation driven by polynomial dynamic sparse attention
Jiatong Shang · Guolin He · Xuyang Li
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1904505
Original Research
Published
Computationally efficient hybrid multi-domain transform fusion for secure image steganography using rate–distortion optimization and Toom–Cook acceleration
Abhrendu Bhattacharya · Raktim Kumar Dey · Amit R. Welekar · Rajesh Bose · Sandip Roy · Arfat Ahmad Khan · Muhammad Shoaib Ayub · Insoo Koo
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1864603
Original Research
Published
AdaTent++: reliability-guided hybrid test-time adaptation for traffic sign detection under distribution shift
Xiaomei Gai · Meichun Wang · Yantong Guo · Shiyu Wang · Ye Li · Rui Fu
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1842851
Original Research
Published
TF-Mamba-DPHNet: a time-frequency state-space and dual-path interaction framework with hybrid cross-scale feature calibration for speech enhancement
Shaik AreefaBegam · Sunnydayal Vanambathina
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1911510
Original Research
Published
Modeling the post-extrasystolic potentiation to determine heart failure
Roel J. H. Montree · Elisabetta Peri · Lukas R. C. Dekker · Xi Long · Reinder Haakma · Rik Vullings
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1909928
Original Research
Published
Seismic phase picking of coal mine microseismic data based on lightweight CNN
Haichen Yin · Xiufeng Zhang · Atao Li · Wei Zhu · Yuhua Hou · Yang Chen · Caiping Lu
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1884114
Original Research
Published
Physiological and subjective evaluation of music processing strategies for hearing-impaired listeners: a pilot study
Duncan A. H. Williams · Rory Waterhouse-Stocks · Rebecca Vos · Trevor Cox
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1876242
Original Research
Published
An explainable AI framework integrating deep learning and large language model for student’s mental health
Rupali D. Kasar · Garima Shukla
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1893420
Original Research
Published
Identification of eye diseases with small fundus image datasets using a new unsupervised deep learning approach
Al Rafi Aurnob · Sharia Arfin Tanim · Farook Sattar
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1769553
Original Research
Published
Hybrid CUDA acceleration of wavelet-based MRI image denoising
Lesia Hentosh · Yana Vyklyuk · Oleh Berezsky
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1862897
Original Research
Published
Extended Kalman filtering on Stiefel manifolds
Jordi-Lluís Figueras · Aron Persson · Lauri Viitasaari
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1829279
Original Research
Published
An explainable AI-driven hybrid SE-transformer architecture for robust knee osteoporosis classification from X-ray data
Sudhir Kumar Sangula · Siddique Ibrahim S. P.
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1853106
Original Research
Published
Energy-aware bitrate ladder for VVC streaming with client-side super-resolution
Amritha Premkumar · Vignesh V. Menon · Christian Herglotz
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1802483
Original Research
Published
Classification of infrasonic signals based on time-frequency representation
Hao Yin · Yu Lu · Yunfen Chang · Kai Zhang · Yunhui Wu · Fan Yang · Xuexu Li · Xinliang Pang · Peng Li
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1844194
Original Research
Published
SwinPyramidNet: a deep learning network for pear leaf disease classification using hybrid convolutional feature pyramids and swin transformer
Tejas Sharma · Nikhil Shinde · J. Mukundh · R. Karthik · K. Suganthi
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1821900
Original Research
Published
Detection of bacterial and viral pneumonia in pediatric chest radiographs using fusion of mediastinum and lung imaging biomarkers
Sukanta Kumar Tulo · Shilpi Ruchi Kerketta · O. Rahul Manohar · Pramod Martha
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1831207
Original Research
Published
Multi-scale pyramid spatial atrous channel attention enhanced ResNet50V2 for explainable pulmonary fibrosis diagnosis
K. Mahapackialakshmi · G. Jaffino
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1787092
Original Research
Published
InvZW: invariant feature learning via noise-adversarial training for robust image zero-watermarking
Abdullah All Tanvir · Frank Y. Shih · Xin Zhong
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1812987
Mini Review
Published
Explainable artificial intelligence for the analysis of histopathological images of breast cancer: methods, interpretability and emerging directions
Raimondo Fanale · Barbara Martini · Filippo Sciarrone · Roberto Caldelli
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1795809
Mini Review
Published
Explainable artificial intelligence approaches in cardiovascular imaging: methodological advances and clinical implications
Wentao Yan · Rui Sun · Li Shen
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1797749
Original Research
Published
Stochastic signal representation via harmonic parameter factorization
O. Angelsky · M. Strynadko · C. Zenkova · R. Zaiats · Xinzheng Zhang · Jun Zheng · Jingxian Cai
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1816476
Original Research
Published
Application of VMD–CNN–LSTM in mechanical fault diagnosis of pump station units
Fengshou Zhang · Mengmeng Cui · Hongyu Yang · Jing Feng · Qingqing Tian · Yu Tian · Lei Guo
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1777346
Original Research
Published
A patch-wise deep residual network (PwDRU-Net102) for multimodal MRI brain tumor segmentation
Manu Singh · Tanu Singh · Vinod Patidar
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1761302
Original Research
Published
Temporal convolutional network architectures: a novel simultaneous spatio-temporal model for comparative analysis
Milad Jabbari · Eisa Aghchehli · Chenfei Ma · Kianoush Nazarpour
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1728615
Original Research
Published
Dual-prediction and adaptive complexity for reversible watermarking of color images
Chen Cui · Li Li · Hao Du · Wen Wang
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1794236
Original Research
Published
Automatic monitoring herbage prehensions in grazing cows using audio signals and deep learning techniques
Roberta Avanzato · Ludovica Beritelli · Salvatore Bognanno · Francesco Beritelli · Marcella Avondo
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1778118
Editorial
Published
Editorial: Emerging optimization, learning and signal processing for next-generation wireless communications and networking
Dionysis Kalogerias · Le Liang · Mark Eisen · Athina Petropulu · Leandros Tassiulas
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1827692
Original Research
Published
Optical character recognition based document image quality assessment
R. Krithika · J. Joshan Athanesious · S. Kiruthika
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1779355
Retraction
Published
Retraction: Bayesian nonparametric learning and knowledge transfer for object tracking under unknown time-varying conditions
Frontiers Editorial Office
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1843671
Original Research
Published
Self-face viewing attenuates cardiac modulation of corticospinal excitability
Milana Makarova · Nikita Fedosov · Irina Mikhailova · Maria Nikolaeva · Alexei Ossadtchi · Alexey Tumyalis · Maria Volodina
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1776807
Original Research
Published
The role of signal preprocessing on the discriminability of canonical time-series characteristics and classification among individuals with and without Parkinson’s disease during serious game interaction
Maria Fernanda Soares de Almeida · Ariana Moura Cabral · Leandro Rodrigues da Silva Souza · Mila Figueira Nozella · Camille Marques Alves · Pedro Henrique Bernardes Caetano Milken · Maria Olivia Domingos Rezio Ramos · Luanne Cardoso Mendes · Adriano de Oliveira Andrade
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1715921
Original Research
Published
Implementation of selected ISO/IEC 29794-5 measures and proposing alternatives
Paulina Otlik · Wojciech Wodo
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1727948
Original Research
Published
EEG-based cognitive load estimation during the use of a virtual wheelchair simulator
Débora Pereira Salgado · Felipe Roque Martins · Angela Abreu Rosa de Sá · Ronan Flynnn · Niall Murray · Eduardo Lázaro Martins Naves
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1691777
Original Research
Published
A graph generation pipeline for critical infrastructures based on heuristics, images and depth data
Mike Diessner · Yannick E. Tarant
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1761293
Original Research
Published
Equation-level parameterized fusion reformulation for multimodal epileptic seizure detection using interaction control and data-quality screening
Abdul-Mumin Khalid · Musah Sulemana · Iddrisu Wahab Abdul
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1745291
Original Research
Published
Airborne IMT users in precision agriculture: Monte-Carlo analysis of UAV interference in 694–2690 bands
Alexandr Solochshenko · Karina Turzhanova · Alexander Pastukh · Valery Tikhvinskiy · Yelizaveta Vitulyova
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1764383
Original Research
Published
Alzheimer’s detection using discrete wavelet transform based image fusion and vision information transformer
Amar A. Dum · Kshama V. Kulhalli · Priyanka Singh
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1680796
Original Research
Published
Residual life prediction of progressive failure bearings based on NGO-AVMD hybrid domain features
Jiong Zhou
Frontiers in Signal Processing
doi 10.3389/frsip.2025.1729918
Editorial
Published
Editorial: MmWave technologies as opportunistic ISAC for environmental monitoring
Congzheng Han · Jonatan Ostrometzky
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1792985
Original Research
Published
Singular spectrum analysis of near-infrared spectroscopy signal classification for mental arithmetic and rest state
Kanwardeep Singh Gahlot · Anukul Pandey · Sachin Taran · Rahul Thakur
Frontiers in Signal Processing
doi 10.3389/frsip.2025.1715540
Correction
Published
Correction: Convergence analysis of hyperparameter-free MCC-based channel-estimation for mmWave MIMO systems
Vimal Bhatia · Rajat Kumar · Rangeet Mitra · Sandesh Jain · Vidya Bhasker Shukla · K. Venkateswaran · Ondrej Krejcar
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1783015
Original Research
Published
Research on heart rate estimation algorithm based on dynamic PPG
Jiawei Guo · Shiyuan Chen · Ting Lan · Ruochen Li · Lichao Wang · Yunchong Wu · Jun Zhong · Wei Zhu
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1724468
Original Research
Published
Detection of inter-turn short circuits in induction motors using orthogonal matching pursuit and dictionary learning
Carlos Morales-Perez · Juan Pablo Amezquita-Sanchez · Jose Rangel-Magdaleno · David Granados-Lieberman · Martin Valtierra-Rodriguez
Frontiers in Signal Processing
doi 10.3389/frsip.2026.1712465
Original Research
Published
Comparing compressive sensing and downsampling for COVID-19 diagnosis from cough and speech audio signals
Leticia Silva · Alan Floriano · Carlos Valadão · Eliete Caldeira · Sridhar Krishnan · Teodiano Bastos Filho
Frontiers in Signal Processing
doi 10.3389/frsip.2025.1700044
Original Research
Published
Unraveling cardiac arrhythmia frequency: comparative analysis using time and frequency domain algorithms
Laura Diaz-Maue · Annette Witt · Lina Elshareif · Holger Nobach
Frontiers in Signal Processing
doi 10.3389/frsip.2025.1707422
Original Research
Published
Convergence analysis of hyperparameter-free MCC-based channel estimation for mmWave MIMO systems
Vimal Bhatia · Rajat Kumar · Rangeet Mitra · Sandesh Jain · Vidya Bhasker Shukla · K. Venkateswaran · Ondrej Krejcar
Frontiers in Signal Processing
doi 10.3389/frsip.2025.1709070