Results 11 to 20 of about 4,751,965 (261)

Systematic sampling [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences, 1948
Abstract This paper gives an account of the results of an investigation into one-dimensional systematic sampling, i.e. the sampling of sequences of quantitative values by the use of sampling points equally spaced along the sequence.
Yates, F.
openaire   +2 more sources

Remotely sensed data controlled forest inventory concept

open access: yesEuropean Journal of Remote Sensing, 2018
Nowadays, the image of the forest in Germany is changing from monoculture areas to very mixed forests, where individual stands are no longer clearly visible.
Adelheid Wallner   +5 more
doaj   +1 more source

Adequate Placental Sampling for the Diagnosis and Characterization of Placental Infection by Zika Virus

open access: yesFrontiers in Microbiology, 2020
The detection of Zika virus (ZIKV) in immunoprivileged anatomical sites, potential sites for viral persistence, may guide the confirmation of undefined cases of ZIKV infection and also bring to light unknown pathways of viral transmission.
Emanuella Meneses Venceslau   +39 more
doaj   +1 more source

Factors influencing the adoption of conservation agriculture by smallholder farmers in KwaZulu-Natal, South Africa

open access: yesOpen Agriculture, 2022
The various efforts done to promote conservation agriculture (CA) in the Sub-Saharan Africa and the Republic of South Africa have diminished over time.
Nkonki-Mandleni Busisiwe   +2 more
doaj   +1 more source

EVALUATION OF BONE-TO-IMPLANT CONTACT AND BONE DENSITY ADJACENT TO TITANIUM IMPLANTS USING A STEREOLOGICAL TECHNIQUE ON GROUND SECTIONS

open access: yesImage Analysis and Stereology, 2011
When bone implants have to be examined in situ ground sections are required. Histomorphometric measurements are usually performed on two-dimensional sections, causing biased results when they are wrongly extrapolated to 3D without any knowledge of ...
Dimitra Balatsouka   +2 more
doaj   +1 more source

Tracking the Recovery of Freshwater Mussel Diversity in Ontario Rivers: Evaluation of a Quadrat-Based Monitoring Protocol

open access: yesDiversity, 2017
Watershed inventories and population monitoring are essential components of efforts to conserve and recover freshwater mussel diversity in Canada. We used two datasets to assess the efficacy of a quadrat-based sampling protocol for: (1) detecting mussel ...
Scott M. Reid, Todd J. Morris
doaj   +1 more source

Propositions for Confidence Interval in Systematic Sampling on Real Line

open access: yesEntropy, 2016
Systematic sampling is used as a method to get the quantitative results from tissues and radiological images. Systematic sampling on a real line ( R ) is a very attractive method within which biomedical imaging is consulted by practitioners.
Mehmet Niyazi Çankaya
doaj   +1 more source

LÉVY-BASED ERROR PREDICTION IN CIRCULAR SYSTEMATIC SAMPLING

open access: yesImage Analysis and Stereology, 2013
In the present paper, Lévy-based error prediction in circular systematic sampling is developed. A model-based statistical setting as in Hobolth and Jensen (2002) is used, but the assumption that the measurement function is Gaussian is relaxed.
Kristjana Ýr Jónsdóttir   +1 more
doaj   +1 more source

Nexus Between Equity Pricing Models and Equity Price Fragility: Empirical Insights From Pakistan

open access: yesFrontiers in Energy Research, 2022
Purpose: The study tests conventional and behavioral pricing multifactor impact on price fragility from the equity market of Pakistan.Methodology: The positivist approach is used to deduct study rationale via probability sampling.
Muhammad Khalid Anser   +7 more
doaj   +1 more source

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