Results 41 to 50 of about 145,687 (306)

Testing Equality of Multiple Power Spectral Density Matrices [PDF]

open access: yesIEEE Transactions on Signal Processing, 2018
This work was partly supported by the Spanish MINECO grants COMONSENS Network (TEC2015-69648-REDC) and KERMES Network (TEC2016-81900-REDT/AEI); by the Spanish MINECO and the European Commission (ERDF) grants ADVENTURE (TEC2015-69868-C2-1- R), WINTER (TEC2016-76409-C2-2-R), CARMEN (TEC2016-75067-C4-4- R) and CAIMAN (TEC2017-86921-C2-1-R and TEC2017 ...
David Ramírez 0001   +4 more
openaire   +5 more sources

Generalized spectral tests for the martingale difference hypothesis [PDF]

open access: yes, 2006
This article proposes a test for the martingale difference hypothesis (MDH) using dependence measures related to the characteristic function. The MDH typically has been tested using the sample autocorrelations or in the spectral domain using the ...
Velasco Gómez, Carlos   +4 more
core   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Mathematical model of detection of intra-erythrocyte pathologies using optoacoustic method

open access: yesBiomedical Photonics, 2018
Malaria causes a serious health problem in the tropical and subtropical regions of the globe. In many cases, the consequences of this disease are fatal. Therefore, a simple, fast, accurate and affordable diagnostic system for the early detection of this ...
D. A. Kravchuk
doaj   +1 more source

Measuring and Reflecting Depth of Anesthesia Using Wavelet and Power Spectral Density

open access: yes, 2011
This paper evaluates depth of anesthesia (DoA)monitoring using a new index. The proposed method preconditions raw EEG data using an adaptive threshold technique to remove spikes and low-frequency noise. We also propose an adaptive window length technique
Nguyen-Ky, Tai   +7 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Experimental studies of optoacoustic effect on the model of erythrocytes in the presence of carbon nanoparticles

open access: yesBiomedical Photonics, 2019
Experimental model has been developed to study optoacoustic signal from model blood cells presented by polystyrene microspheres with nanoparticles. It was found out that nanoparticles due to their strong absorption of light significantly affect the ...
D. A. Kravchuk, D. V. Orda-Zhigulina
doaj   +1 more source

Power Spectral Density Evaluation of Laser Milled Surfaces [PDF]

open access: yesMaterials, 2017
Ablating surfaces with a pulsed laser system in milling processes often leads to surface changes depending on the milling depth. Especially if a constant surface roughness and evenness is essential to the process, structural degradation may advance until the process fails.
Lorbeer, Raoul-Amadeus   +5 more
openaire   +3 more sources

Power spectral density of the employment rate process.

open access: yes, 2022
Power spectral density of the employment rate process.
Mateusz Jankiewicz (12042357)   +1 more
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

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