Results 111 to 120 of about 18,884,699 (343)

Noise Reduction from Speech Signal based on Wavelet Transform and Kullback-Leibler Divergence

open access: yesInternational Journal of Information and Communication Technology Research, 2009
A new method for speech enhancement based on Kullback-Leibler (K-L) divergence has been presented in this paper. First, the algorithm performs wavelet-packet transform to noisy speech and decomposes it into sub-bands; then we apply a threshold on ...
Shima Tabibian, Ahmad Akbari
doaj  

Knowledge Base Question Answering With Attentive Pooling for Question Representation

open access: yesIEEE Access, 2019
This paper presents a neural network model for a knowledge base (KB)-based single-relation question answering (SR-QA). This model is composed of two main modules, i.e., entity linking and relation detection.
Run-Ze Wang, Zhen-Hua Ling, Yu Hu
doaj   +1 more source

Neural oscillations and speech processing at birth. [PDF]

open access: yesiScience, 2023
Ortiz-Barajas MC, Guevara R, Gervain J.
europepmc   +1 more source

Pre‐Diagnostic Features of Multiple Sclerosis in a Diverse UK Cohort: A Nested Case–Control Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Many patients with Multiple Sclerosis (MS) experience nonspecific symptoms prior to diagnosis. This period—the 'MS prodrome'—has been described in socio‐economically homogeneous cohorts to date. It remains unclear to what extent events prior to an MS diagnosis differ according to social determinants of health. Methods We conducted a
Pooja Tank   +3 more
wiley   +1 more source

Deep Spiking Neural Network model for time-variant signals classification: a real-time speech recognition approach [PDF]

open access: yes, 2018
Speech recognition has become an important task to improve the human-machine interface. Taking into account the limitations of current automatic speech recognition systems, like non-real time cloud-based solutions or power demand, recent interest for
Davidson, Simón   +6 more
core  

350 Investigating the Architecture of Speech Processing Pathways in the Brain [PDF]

open access: gold, 2022
Plamen Nikolov   +9 more
openalex   +1 more source

Genetic Modifiers of Parkinson's Disease: A Case–Control Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the associations of LRRK2 p.G2019S, GBA1 p.N409S, polygenic risk scores (PRS), and APOE E4 on PD penetrance, risk, and symptoms. Methods We conducted a US‐based observational case–control study using data from the 23andMe Inc. and Fox Insight Genetic Substudy (FIGS) databases.
Matthew J. Kmiecik   +15 more
wiley   +1 more source

Attention-Based End-to-End Differentiable Particle Filter for Audio Speaker Tracking

open access: yesIEEE Open Journal of Signal Processing
Particle filters (PFs) have been widely used in speaker tracking due to their capability in modeling a non-linear process or a non-Gaussian environment. However, particle filters are limited by several issues.
Jinzheng Zhao   +5 more
doaj   +1 more source

A Ground-Based Near Infrared Camera Array System for UAV Auto-Landing in GPS-Denied Environment

open access: yesSensors, 2016
This paper proposes a novel infrared camera array guidance system with capability to track and provide real time position and speed of a fixed-wing Unmanned air vehicle (UAV) during a landing process.
Tao Yang   +6 more
doaj   +1 more source

Correlating natural language processing and automated speech analysis with clinician assessment to quantify speech-language changes in mild cognitive impairment and Alzheimer’s dementia [PDF]

open access: gold, 2021
Anthony T. Yeung   +10 more
openalex   +1 more source

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