Results 111 to 120 of about 1,015,748 (173)

Enacting Everyday Linguistic Citizenship: Language Life and Multi‐Membership Among Young Malaysian Chinese Immigrants in Australia

open access: yesInternational Journal of Applied Linguistics, EarlyView.
ABSTRACT This article examines the language life of young Malaysian Chinese immigrants in Australia and their construction of multi‐membership as reflected in their daily language behaviors. It develops the concept of everyday linguistic citizenship and uses this concept as a theoretical lens to understand how the young adults build, maintain, and ...
Xiaoyi Zhang   +2 more
wiley   +1 more source

Caring for the institution: An ethnography of quality assurance policy in U.S. rural primary care

open access: yesMedical Anthropology Quarterly, EarlyView.
Abstract Based on mixed‐methods, ethnographic research in a geographically isolated rural medical center in the upper midwestern United States, this paper explores the social implications of healthcare quality assurance policies highly reliant on managerial logics, including measurement and monitoring programs.
Chloe L. Warpinski
wiley   +1 more source

CO2 Fertilisation of Growth in Wild C4 Grasses may be Amplified by Upregulated Photosynthesis

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Rising atmospheric CO2 is expected to have limited direct effects on C4 photosynthesis because the carbon‐concentrating mechanism maintains near‐saturating CO2 at Rubisco. Consequently, growth responses of C4 plants to elevated CO2 (eCO2) are generally attributed to indirect improvements in plant water relations.
Edith J. Singini   +3 more
wiley   +1 more source

Motion Parameter Estimation of Doppler-Ambiguous Moving Targets in SAR-GMTI [PDF]

open access: yes, 2007
In an along-track interferometric SAR system, the discrete sampling of moving target signals can give rise to two types of ambiguity: Doppler ambiguity, and interferometric angle ambiguity.
Sikaneta, Ishuwa, Gabele, Martina
core  

Tracking of Unknown Nonstationary Chirp Signals Using Unsupervised Clustering in the Wigner Distribution Space

open access: yes, 1993
This paper is concerned with the problems of 1) detecting the presence of one or more FM chirp signals embedded in noise, and 2) tracking or estimating the unknown, time-varying instantaneous frequency of each chirp component.
Boudreaux-Bartels, G. Faye   +2 more
core   +1 more source

High Temperatures and Rural Household Expenditure: Evidence From Longitudinal Data in Colombia

open access: yesReview of Development Economics, EarlyView.
ABSTRACT This paper examines the impact of rising temperature on rural household expenditure in Colombia by combining high‐resolution gridded weather data with a rich longitudinal household survey. Our results show that a one‐standard‐deviation increase in average daily temperature during the rainy months significantly reduces rural household ...
Cristhian D. Prieto   +2 more
wiley   +1 more source

The Invincible (1758) site: an integrated geophysical assessment

open access: yes, 1998
Chirp sub-bottom profiler and repeat sidescan sonar imaging of the Invincible wreck site (1758) in the Solent (U.K.), interpretation, and implications for management of the ...
Quinn, Rory   +3 more
core   +1 more source

Sound offset responses become highly informative in the auditory cortex

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Using large datasets of neural responses to diverse sounds recorded across four stages of the mouse auditory system (depicted and colour‐coded on the left), offset responses occurring after the termination of each sound (time window indicated by the orange shaded area superimposed with activity traces) were characterized and it ...
Charly Lamothe   +3 more
wiley   +1 more source

Scaling temporal resolution from mice to humans: Challenges and innovations in preclinical imaging of translational models

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Temporal scaling physiology differs significantly between mice and humans. Mice have higher metabolism, heart and respiratory rate, as well as faster blood flow rates, brain activity and physiological dynamics over time. These differences influence the temporal resolution needed in preclinical imaging of mouse models to ...
Sara Gargiulo, Matteo Gramanzini
wiley   +1 more source

Processing of chirp-type signals based on Labview

open access: yes, 2010
79 p.This dissertation presents different ways to analysis chirp signals which are in heavy noise effectively, such as short-time Fourier transform (STFT), local polynomial Fourier transform (LPFT), and the bilinear Wigner-Ville distribution (WVD).
Zhang, Chunzhi
core  

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