Results 1 to 10 of about 4,047,389 (301)

Wide-Band High Concentration-Ratio Volume-Holographic Grating for Solar Concentration [PDF]

open access: yesSensors, 2020
Efficient and low-cost solar-energy collection has become the focus of many research works. This paper proposes a recording method and an experimental verification of a wide-band, large-angle, and high concentration-ratio volume-holographic grating for ...
Chengchen Wang   +4 more
doaj   +5 more sources

Utilization Trends and Concentration Ratio of Korean Medicine: Based on the National Health Insurance Data [PDF]

open access: yesJournal of Pharmacopuncture, 2021
Objectives: Although Korean Medicine (KM) subsidized by the National Health Insurance (NHI) has been used for a long time, there has been no active analysis using claims data .
Hye-Jae Lee   +2 more
doaj   +2 more sources

Concentration Inequalities from Likelihood Ratio Method [PDF]

open access: yes, 2014
We explore the applications of our previously established likelihood-ratio method for deriving concentration inequalities for a wide variety of univariate and multivariate distributions. New concentration inequalities for various distributions are developed without the idea of minimizing moment generating functions.
Chen, Xinjia
openaire   +3 more sources

Odor concentration invariance by chemical ratio coding [PDF]

open access: yesFrontiers in Systems Neuroscience, 2008
Many animal species rely on chemical signals to extract ecologically important information from the environment. Yet in natural conditions chemical signals will frequently undergo concentration changes that produce differences in both level and pattern ...
Naoshige Uchida, Zachary F Mainen
doaj   +4 more sources

Passive high ratio sunlight concentration configurations [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
During the day the sun is moving along curved 1-D trajectory across the sky. This is essential a priori information that can be used in order to design passive optics to perform efficient collection of sunlight without tracking after sun’s location in ...
Rudnitsky A., Zaban A., Zalevsky Z.
doaj   +3 more sources

Analysis of market concentration in the banking sector of the Republic of Serbia [PDF]

open access: yesBankarstvo, 2021
Analysis and measurement of the level of concentration of the banking market is a significant component of the efficient functioning of the economy, an indicator of the development of both the financial and real sectors and an indicator of the degree of ...
Stojmenović Marija
doaj   +1 more source

Bayesian Concentration Ratio and Dissonance [PDF]

open access: yesBayesian Analysis, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Shi, Wei   +3 more
openaire   +1 more source

Monte Carlo Ray-Tracing Simulation of a Cassegrain Solar Concentrator Module for CPV

open access: yesFrontiers in Energy Research, 2021
The concentration ratio is one of the most important characteristics in designing a Cassegrain solar concentrator since it directly affects the performance of high-density solar energy applications such as concentrated photovoltaics (CPVs). In this study,
Seung Jin Oh   +2 more
doaj   +1 more source

Exploring processed common beans market in Kenya: Implications for the business community

open access: yesCogent Food & Agriculture, 2023
In Kenya, like in many developing countries, the food consumption patterns among the elites and middle classes are shifting towards the consumption of convenient processed foods.
Immaculate Babirye   +5 more
doaj   +1 more source

A Buyer-Based Measure of Seller Concentration

open access: yesMathematics, 2022
In most markets, buyers differ in their ability or willingness to switch supplier. This note proposes a novel industry concentration measure that takes this heterogeneity into account. The index increases in the share of captive sales, coincides with the
Iwan Bos
doaj   +1 more source

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