نتایج جستجو برای: essential science indicator
تعداد نتایج: 878156 فیلتر نتایج به سال:
Background: Edible film is a food packaging that can be eaten directly and have protection function of outside contamination. The purpose of this research is to know how about the effect of using a glycerol plasticizer to film whey-konjac edible films that enriched with clove essential oil. Methods: A completely randomized design was used by different clove essential oil including P10, 0% clov...
background and objectives: many nepeta species have been commonly used in iranian folk medicine as tranquilizer, relaxant, carminative and restorative tonic for nervous and respiratory disorders. inflammation is a problem in many diseases and has an important role in brain function that can cause neurodegenerative disorders. inflamed glial cells can exacerbate neurodegenerative diseases by prod...
The knowledge of rangeland vegetation types and factors influencing on their establishment and stability is essential for sustainable management and regeneration of rangeland areas. With this aim, Gonbad watershed, due to different vegetation types, environmental conditions and grazing managements was studied. The watershed was stratified to homogenous units based on morphology of vegetation ty...
Purpose: This research was conducted with the aim of studying the essential components of curriculum social education in the elementary period. Methodology: The statistical population of the study included upstream documents such as the Transformation Document and the National Curriculum, both fully analyzed and analyzed. The statistical population and the statistical sample are equal in this r...
Determining the percentage of open access publications available is most pragmatic indicator for measuring concreteness science policies and can be found in plans this field. This note offers a review literature published last decade about evolution to scientific analysis indicators developed different countries. The results show that, when creating an indicator, it necessary make decisions reg...
We investigate different approaches based on correlation analysis to reduce the complexity of a space of quantitative indicators for the assessment of research performance. The proposed methods group bibliometric indicators into clusters of highly inter-correlated indicators. Each cluster is then associated with a representative indicator. The set of all representatives corresponds to a base of...
We study the distributions of citations received by a single publication within several disciplines, spanning broad areas of science. We show that the probability that an article is cited c times has large variations between different disciplines, but all distributions are rescaled on a universal curve when the relative indicator c(f) = c/c(0) is considered, where c(0) is the average number of ...
A percentile-based bibliometric indicator is an indicator that values publications based on their position within the citation distribution of their field. The most straightforward percentile-based indicator is the proportion of frequently cited publications, for instance the proportion of publications that belong to the top 10% most frequently cited of their field. Recently, more complex perce...
We begin the paper studying the axioms that the indicators of the grade of inclusion of a fuzzy set in another fuzzy set must satisfy. Next, we present an expression of such indicator, ®rst for fuzzy sets and then for interval-valued fuzzy sets, analyzing in both cases their main properties. Then, we suggest an expression for the similarity measure between interval-valued fuzzy sets. Besides, w...
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