Results 31 to 40 of about 211 (100)

Blind source separation‐based IVA‐Xception model for bird sound recognition in complex acoustic environments

open access: yesElectronics Letters, 2021
Identification of bird species from audio recordings has been a major area of interest within the field of ecological surveillance and biodiversity conservation. Previous studies have successfully identified bird species from given recordings.
Yusheng Dai   +5 more
doaj   +1 more source

Non-Unitary Matrix Joint Diagonalization for Complex Independent Vector Analysis [PDF]

open access: yes, 2012
Independent vector analysis (IVA) is a special form of independent component analysis (ICA), which has demonstrated its prominent performance in solving convolutive blind source separation (BSS) problems in the frequency domain.
Shen, Hao;Kleinsteuber, Martin
core   +1 more source

INDEPENDENT VECTOR ANALYSIS BASED SUBGROUP IDENTIFICATION FROM MULTISUBJECT FMRI DATA [PDF]

open access: yes, 2022
ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) Singapore, SingaporeIdentification of homogeneous subgroups of subjects plays a key role in the study of precision medicine. While there are a number of
Ghayem, F.   +5 more
core   +1 more source

Independent Vector Extraction Constrained on Manifold of Half-Length Filters [PDF]

open access: yes, 2023
Independent Vector Analysis (IVA) is a popular extension of Independent Component Analysis (ICA) for joint separation of a set of instantaneous linear mixtures, with a direct application in frequency-domain speaker separation or extraction.
Koldovský, Zbyněk   +3 more
core   +1 more source

Independent vector analysis for capturing common components in fMRI group analysis [PDF]

open access: yes, 2016
Independent component analysis (ICA) is a widely used blind source separation method for decomposing resting state functional magnetic resonance imaging (rs-fMRI) data into latent components.
Engberg, Astrid Margareta Elisabet   +7 more
core   +1 more source

Independent Vector Analysis Inspired Amateur Drone Detection through Acoustic Signals [PDF]

open access: yes, 2022
Detection of amateur drones (AmDrs) is mandatory requirement of various defence organizations and is also required to protect human life. In literature, various researchers contributed in this regard and developed different algorithms utilizing video ...
J Nebhen (13304670)   +3 more
core  

Deep Unrolled Architecture for Fast and Accurate Gaussian Independent Vector Analysis [PDF]

open access: yes
International audienceJoint blind source separation (JBSS) is an inverse problem arising in engineering, particularly in medical imaging, where multiple signal datasets must be factorized simultaneously.
Cosserat, Clément   +4 more
core   +5 more sources

An Alternative Proof for the Identifiability of Independent Vector Analysis Using Second Order Statistics [PDF]

open access: yes, 2016
International audienceIn this paper, we present an alternative proof for characterizing the (non-) identifiability conditions of independent vector analysis (IVA). IVA extends blind source separation to several mixtures by taking into account statistical
Dana Lahat   +3 more
core   +1 more source

Single‐Cell Reveal GALNT7‐Dependent Ferroptosis Suppression as a Mechanism of Immunotherapy Resistance in Non‐Small Cell Lung Cancer

open access: yesAdvanced Science, EarlyView.
Integrated clinical and mechanistic analyses identify GALNT7 as a ferroptosis‐suppressive regulator associated with immunotherapy resistance in non‐small cell lung cancer. GALNT7 depletion promotes lipid peroxidation, mitochondrial dysfunction, and ferroptosis, enhances CD8+ T‐cell activation and IFN‐γ production, and sensitizes tumors to PD‐1 blockade,
Jiadi Gan   +11 more
wiley   +1 more source

Tandem Duplication‐Driven Neofunctionalization of UDP‐Glycosyltransferases Shapes the Diversification of Triterpenoid Saponins in the Cucurbitaceae

open access: yesAdvanced Science, EarlyView.
We present a chromosome‐level genome assembly of Siraitia grosvenorii and, through comparative genomics, uncover a conserved UGT73 tandem array driving triterpenoid saponin diversification in Cucurbitaceae. Crystalized SgUGT73AM30 further reveals the regioselectivity mechanism underlying its catalytic activity.
Guangyi Wang   +13 more
wiley   +1 more source

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