Results 51 to 60 of about 1,941 (196)

Toeplitz rectification and DOA estimation with music [PDF]

open access: yes2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2014
The MUSIC method is widely used in the field of DoA estimation using an array of M sensors, and is known to perform well as long as the number of available samples N is much larger than M. Nevertheless, in the scenario where N is of the same order of magnitude than M, its performance degrades, essentially because the sample covariance matrix (SCM) is ...
Vallet, Pascal, Loubaton, Philippe
openaire   +3 more sources

Research progress on the depth of anesthesia monitoring based on the electroencephalogram

open access: yesIbrain, Volume 11, Issue 1, Page 32-43, Spring 2025.
Electroencephalogram (EEG) can noninvasive, continuous, and real‐time monitor the state of brain electrical activity, and the monitoring of EEG can reflect changes in the depth of anesthesia (DOA). The development of artificial intelligence can enable anesthesiologists to extract, analyze, and quantify DOA from complex EEG data.
Xiaolan He, Tingting Li, Xiao Wang
wiley   +1 more source

Evaluating Reference Evapotranspiration (ETo) Calculation Methods and Quantifying Climate‐Driven Change in Irrigation Demand Across Nepal's Terai

open access: yesInternational Journal of Climatology, EarlyView.
Framework illustrating the comparison of different reference evapotranspiration (ETo) estimation methods and the integration of baseline ETo, crop water requirement (CWR), and irrigation water requirement (IWR) calculations with downscaled CMIP6 climate projections under SSP245 and SSP585 scenarios for the mid‐century and late‐century periods across ...
Umesh Kumar Sujakhu   +3 more
wiley   +1 more source

Multi axis differential optical absorption spectroscopy (MAX-DOAS) [PDF]

open access: yesAtmospheric Chemistry and Physics, 2004
Multi Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) in the atmosphere is a novel measurement technique that represents a significant advance on the well-established zenith scattered sunlight DOAS instruments which are mainly sensitive to
G. Hönninger   +3 more
doaj  

Bio‐guided fractionation of (9Z)‐5,8,11‐trihydroxyoctadec‐9‐enoic acid from Abelmoschus sagittifolius root as a potent α‐glucosidase inhibitor: An integrated in vitro and in silico study

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Abelmoschus sagittifolius stands out as a valuable medicinal source for developing functional food targeting type 2 diabetes. This study investigated the α‐glucosidase inhibitory potential of an active fraction obtained from A. sagittifolius roots (ASR), enriched in (9Z)‐5,8,11‐trihydroxyoctadec‐9‐enoic acid (OA), using both enzyme ...
Nguyen Phuong Mai   +3 more
wiley   +1 more source

Decoupling prediction of cooling load and optimizing control for dedicated outdoor air systems by using a hybrid artificial neural network method

open access: yesCase Studies in Thermal Engineering
Dedicated outdoor air systems (DOAS) can utilize high cooling water temperatures to achieve independent temperature and humidity control, which improves the energy efficiency of the system.
Yongbo Cui   +3 more
doaj   +1 more source

DoA Reliability for Distributed Acoustic Tracking [PDF]

open access: yesIEEE Signal Processing Letters, 2018
Distributed acoustic tracking estimates the trajectories of source positions using an acoustic sensor network. As it is often difficult to estimate the source-sensor range from individual nodes, the source positions have to be inferred from the direction-of-arrival (DoA) estimates.
Christine Evers   +3 more
openaire   +3 more sources

Phenotypic Exploration in Patients with Heterozygous Variant in AFG3L2 Gene: A Case‐Series and Literature Review

open access: yesMovement Disorders Clinical Practice, EarlyView.
Abstract Background Variants in AFG3‐Like Matrix AAA Peptidase, Subunit 2 (AFG3L2) gene are associated with diverse clinical phenotypes. Here, we describe phenotypic findings of two unrelated children with de novo heterozygous variant and one family with inherited heterozygous variant in AFG3L2 gene.
Sangeetha Yoganathan   +14 more
wiley   +1 more source

Evaluation of OMI NO2 Vertical Columns Using MAX-DOAS Observations over Mexico City

open access: yesRemote Sensing, 2021
Nitrogen dioxide (NO2) is a gas pollutant that can be measured from space and several operational products are now available from instruments on-board of satellite-based platforms.
Zuleica Ojeda Lerma   +6 more
doaj   +1 more source

The Diagnosis and Prenatal Management of Non‐RHD Alloimmunizations

open access: yesPrenatal Diagnosis, EarlyView.
ABSTRACT Red blood cell (RBC) alloimmunization remains a relevant cause of hemolytic disease of the fetus and newborn (HDFN). Although RhD immunization has significantly decreased since the implementation of systematic prophylaxis, it is still the main cause of alloimmunization in pregnancy.
Mar Bennasar, Antoni Borrell
wiley   +1 more source

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