Results 11 to 20 of about 49,441 (308)

Monitoring Grassland Bird Communities with Acoustic Indices

open access: yesBirds
Several researchers have tried to find relationships between acoustic indices and vocal animal communities to use acoustic indices as a passive monitoring method, as human-derived surveys are expensive, time-consuming, and suffer from observer bias ...
Bethany L. Ostrom   +2 more
doaj   +2 more sources

Acoustic indices are responsive to local-scale but not landscape-scale agricultural land use

open access: yesEcological Indicators
Agricultural land use shapes biodiversity patterns. In the literature, land use and land cover at both local and landscape scales has been shown to be important to understanding variation in biodiversity in agricultural systems including measures of ...
John E. Quinn   +4 more
doaj   +2 more sources

External Validation of the Passive Surveillance Stroke Severity Indicator

open access: yesCanadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques, 2022
ABSTRACT:Background:The Passive Surveillance Stroke Severity (PaSSV) Indicator was derived to estimate stroke severity from variables in administrative datasets but has not been externally validated.Methods:We used linked administrative datasets to identify patients with first hospitalization for acute stroke between 2007-2018 in Alberta, Canada.
Raed A. Joundi   +7 more
openaire   +2 more sources

Using acoustic indices in ecology: Guidance on study design, analyses and interpretation

open access: yesMethods in Ecology and Evolution, 2023
The rise of passive acoustic monitoring and the rapid growth in large audio datasets is driving the development of analysis methods that allow ecological inferences to be drawn from acoustic data.
Tom Bradfer‐Lawrence   +4 more
doaj   +1 more source

Essays in Passive Investing and Asset Pricing

open access: yes, 2021
This dissertation studies topics in Passive Investing and Asset Pricing. The first chapter, "When do flows matter for asset prices: Evidence from adoption of ETF creation in Israel," focuses on the effect of capital allocation to passive investments on ...
Dovman, Polina
core   +1 more source

The association between smoking or passive smoking and cardiovascular diseases using a Bayesian hierarchical model: based on the 2008-2013 Korea Community Health Survey [PDF]

open access: yesEpidemiology and Health, 2017
OBJECTIVES Smoking and passive smoking have been extensively reported as risk factors of cardiovascular morbidity and mortality. Despite the biological mechanisms underlying the impact of hazardous chemical substances contained in tobacco in ...
Whanhee Lee   +3 more
doaj   +1 more source

Biotic sound SNR influence analysis on acoustic indices

open access: yesFrontiers in Remote Sensing, 2023
In recent years, passive acoustic monitoring (PAM) has become increasingly popular. Many acoustic indices (AIs) have been proposed for rapid biodiversity assessment (RBA), however, most acoustic indices have been reported to be susceptible to abiotic ...
Lei Chen   +3 more
doaj   +1 more source

PAIN: A Passive Web performance indicator for ISPs

open access: yesComputer Networks, 2019
Understanding the quality of web browsing enjoyed by users is key to optimize services and keep users’ loyalty. This is crucial for both Content Providers and Internet Service Providers (ISPs). Quality is intrinsically subjective, and the complexity of today’s websites challenges its measurement.
Martino Trevisan   +2 more
openaire   +2 more sources

Fertility hormones and vitamin E in active and passive adult male smokers in Calabar, Nigeria. [PDF]

open access: yesPLoS ONE, 2018
Smoking is an extremely lethal act and is associated with many illnesses. Lately, major concerns that passive smokers face the same health risks as (if not higher than) active smokers have been raised.
Iya Eze Bassey   +2 more
doaj   +1 more source

Behavior of multitemporal and multisensory passive microwave indices in southern hemisphere ecosystems [PDF]

open access: yes, 2014
©2014. American Geophysical Union. All Rights Reserved. This study focused on the time series analysis of passive microwave and optical satellite data collected from six Southern Hemisphere ecosystems in Australia and Argentina.
Barraza, V, Grings, F   +18 more
core   +1 more source

Home - About - Disclaimer - Privacy