Results 61 to 70 of about 1,932,453 (329)

Assimilation of vegetation optical depth retrievals from passive microwave radiometry

open access: yesHydrology and Earth System Sciences, 2020
. Vegetation optical depth (VOD) retrievals from passive microwave sensors provide analog estimates of above-ground canopy biomass. This study presents the development and analysis of assimilating VOD retrievals from X-, C-, and L-band passive microwave ...
Sujay V. Kumar   +4 more
semanticscholar   +1 more source

Choroid Plexus Enlargement and USPIO‐Based Inflammatory Feature in Cerebral Small Vessel Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The choroid plexus (CP) is a key component of the blood–cerebrospinal fluid barrier (BCSFB), but its mechanism of action in cerebral small vessel disease (CSVD) remains unclear. This study investigated CP volume (CPV) alterations and their association with conventional imaging markers in CSVD and explored the underlying role of ...
Yongqiang Qu   +11 more
wiley   +1 more source

Ecoacoustics in the rain: understanding acoustic indices under the most common geophonic source in tropical rainforests

open access: yesRemote Sensing in Ecology and Conservation, 2020
Rainfall is one of the most predominant geophonic sources in nature, and the major climatic phenomenon influencing species biology in tropical ecosystems.
Camilo Sánchez-Giraldo   +4 more
semanticscholar   +1 more source

Charting the evolution of the ages and metallicities of massive galaxies since z=0.7

open access: yes, 2014
The stellar populations of intermediate-redshift galaxies can shed light onto the growth of massive galaxies in the last 8 billion years. We perform deep, multi-object rest-frame optical spectroscopy with IMACS/Magellan of ~70 galaxies in the E-CDFS with
Bell, E. F.   +4 more
core   +1 more source

The positional-specificity effect reveals a passive-trace contribution to visual short-term memory. [PDF]

open access: yes, 2013
The positional-specificity effect refers to enhanced performance in visual short-term memory (VSTM) when the recognition probe is presented at the same location as had been the sample, even though location is irrelevant to the match/nonmatch decision. We
Awh, Edward   +4 more
core   +2 more sources

Maritime Moving Target Indication Using Passive GNSS-Based Bistatic Radar [PDF]

open access: yesIEEE Transactions on Aerospace and Electronic Systems, 2018
This paper is a first introduction to the concept of using global navigation satellite systems (GNSS) as illuminators of opportunity in a passive bistatic real-time radar system for maritime target indication applications. An overview of the system concept and the signal processing algorithms for moving target indication is provided.
Ma, H.   +6 more
openaire   +1 more source

Added Prognostic Value of EEG Reactivity in Comatose Patients Following Cardiac Arrest

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives To evaluate the added prognostic value of EEG reactivity for favorable outcome compared with background analysis during and after targeted temperature management (TTM). Methods Prospective observational cohort study of comatose post–cardiac arrest patients admitted to a single academic center between 2017 and 2022, all undergoing ...
Sarah Caroyer   +11 more
wiley   +1 more source

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Association between Serum Cotinine Levels, Fetal Biometry, and Umbilical Artery Flow in Pregnant Women Exposed to Secondhand Smoke

open access: yesObgynia
Objective: This study aimed to investigate the impact of SHS exposure on fetal biometry and umbilical artery flow at 24 – 28 weeks of gestation. Methods: This cross-sectional study included 110 pregnant women, divided into a study group (55 passive ...
Margaret Diana   +5 more
doaj   +1 more source

Arousal, valence, and the uncanny valley: Psychophysiological and self-report findings.

open access: yesFrontiers in Psychology, 2015
The main prediction of the Uncanny Valley Hypothesis (UVH) is that observation of humanlike characters that are difficult to distinguish from the human counterpart will evoke a state of negative affect.
Marcus eCheetham   +5 more
doaj   +1 more source

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