نتایج جستجو برای: a1b models in ghaen
تعداد نتایج: 17089224 فیلتر نتایج به سال:
(LL3.1), BISHUNPUR (LL3.1) AND MEZÖ-MADARAS (L3.7): IMPLICATIONS FOR CHONDRULE FORMATION. A. Engler, G. Kurat and P. J. Sylvester, Department of Mineralogy and Petrology, University of Graz, Universitätsplatz 2, A-8010 Graz, Austria ([email protected]), Naturhistorisches Museum, Postfach 417, A-1014 Vienna, Austria, Department of Earth Science, Memorial University of Newfoundland, St. Jo...
Climate change will significantly affect plant distribution as well as the quality of medicinal plants. Although numerous studies have analyzed the effect of climate change on future habitats of plants through species distribution models (SDMs), few of them have incorporated the change of effective content of medicinal plants. Schisandra sphenanthera Rehd. et Wils. is an endangered traditional ...
events and accidents in drinking water distribution networks are among cases that lose water and increase the rate of non revenue water. network events in addition to wasting water can cause destruction, traffic jam, pressure reduction, pollution and enormous reconstruction costs.the main focus of this study is to statistically evaluate these incidents and to develop an analytical method to pre...
The Fourth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC AR4) presents twenty-two global climate models (GCMs). In this paper, we evaluate the ability of 22 GCMs to reproduce temperature and precipitation over the Tibetan Plateau by comparing with ground observations for 1961~1900. The results suggest that all the GCMs underestimate surface air temperature and most mo...
Ridge estimate has been suggested as an alternative to the maximum likelihood estimate in the presence of collinearity among the elements of unobservable values in measurement error models. This paper studies the local influence of minor perturbations on the ridge estimate in the measurement error model. The diagnostics under the perturbation of variance and explanatory variables are considered...
The views expressed in this paper are those of the author and do not imply the expression of any opinion on the part of the United Nations Secretariat.
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