Results 191 to 200 of about 35,756 (306)

Time‐series digital camera photos combined with machine learning algorithms can realize accurate observation of flowering phenology

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Intelligent approaches are required to extract valuable phenological information from time‐series digital camera photos. In this research, we employed YOLO‐based object detection and semantic segmentation models to identify flowers and flower pixels, acquire flower count and flower cover data, and extract phenophases such as first, peak, and end ...
Chuangye Song   +3 more
wiley   +1 more source

Using Airborne Laser Scanning and Sentinel‐2 to Understand Subcanopy Light Regimes and Understory Diversity of Vascular Plants in Temperate Mountain Forests

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
This study demonstrates that not just Airborne Laser Scanning, but also Sentinel‐2 can effectively estimate absolute canopy cover and canopy cover heterogeneity ‐ structural metrics that determine the subcanopy light regime, found to be linked to the vascular plant species richness in the understory of temperate mountain forests.
Felix Wieland‐Glasmann   +4 more
wiley   +1 more source

The association between red blood cell distribution width‐to‐albumin ratio and risk of insomnia: A cross‐sectional analysis of National Health and Nutrition Examination Survey and Chinese clinical data

open access: yesSleep Research, EarlyView.
Abstract Background The red blood cell distribution width‐to‐albumin ratio (RAR) is a novel composite biomarker of inflammation and nutritional status, yet its association with insomnia and underlying mechanisms remain poorly understood. Objective To investigate the association between the RAR and insomnia in two independent cohorts, comprising a ...
Jingying Ma   +7 more
wiley   +1 more source

Material‐Dependent Functionalization of CVD‐Grown TMDC Monolayers Probed by Vibrational Nanospectroscopy

open access: yesSmall, EarlyView.
PiFM‐led investigation of material‐specific electrochemical aryl diazonium reduction on 2D transition metal dichalcogenide MoSe2‐WSe2 lateral heterostructure monolayers, with mechanisms explained by molecular dynamics simulations. ABSTRACT Understanding the molecular‐level mechanisms governing covalent functionalization of two‐dimensional ...
Maziar Jafari   +5 more
wiley   +1 more source

Comorbidity Patterns Between Hearing Loss and Symptomatic Dizziness in Middle‐Aged and Older Adults

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective To explore the comorbidity patterns between hearing loss and symptomatic dizziness (HL‐SD) in middle‐aged and older adults. Methods This cross‐sectional study used data from the 1999 to 2004 National Health and Nutrition Examination Survey (NHANES). After excluding incomplete data, 2961 participants aged 40–69 were analyzed. Logistic
Chun‐Yan Liu   +6 more
wiley   +1 more source

Weight trajectories throughout adulthood and prostate cancer incidence, aggressiveness, and death in 258 494 men. [PDF]

open access: yesJ Natl Cancer Inst
da Silva M   +21 more
europepmc   +1 more source

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