نتایج جستجو برای: composite indices

تعداد نتایج: 203246  

Drought stress is an important limiting factor for plant growth.  Using selection indices, it is possible to identify cultivars with high yield in normal and stressed conditions.  So, the genetic analysis of drought tolerance indices can play important role in plant breeding programs. In order to identify molecular markers linked with drought tolerance indices in sunflower, 72 recombinant inbre...

2011
Metten Somers Sebastiaan F. Neggers Kelly M. Diederen Marco P. Boks René S. Kahn Iris E. Sommer

Cerebral language lateralization can be assessed in several ways. In healthy subjects, functional MRI (fMRI) during performance of a language task has evolved to be the most frequently applied method. Functional transcranial Doppler (fTCD) may provide a valid alternative, but has been used rarely. Both techniques have their own strengths and weaknesses and as a result may be applied in differen...

Journal: :Arthritis Research & Therapy 2007
Theresa Kapral Florian Dernoschnig Klaus P Machold Tanja Stamm Monika Schoels Josef S Smolen Daniel Aletaha

Current treatment strategies aim to achieve clinical remission in order to prevent the long-term consequences of rheumatoid arthritis (RA). Several composite indices are available to assess remission. All of them include joint counts as the assessment of the major 'organ' involved in RA, but some employ reduced joint counts, such as the 28-joint count, which excludes ankles and feet. The aim of...

1998
Peter Fortune

T he measurement of the " average " price of common stocks is a matter of widespread interest. Investors want to know how " the market " is doing, and to be able to compare their returns with a meaningful benchmark. Money managers often have their compensation tied to performance, typically measured by comparing their results to a benchmark portfolio, so they and their clients are interested in...

2009
B. Podobnik D. Horvatic A. M. Petersen H. E. Stanley

We analyze —for a large set of stocks comprising four financial indices— the annual logarithmic growth rate R and the firm size, quantified by the market capitalization MC. For the Nasdaq Composite and the New York Stock Exchange Composite we find that the probability density functions of growth rates are Laplace ones in the broad central region, where the standard deviation σ(R), as a measure ...

2001
Ilki Kim

We study for a composite quantum system with a quantum Turing architecture the temporal non-locality of quantum mechanics by using the temporal Bell inequality, which will be derived for a discretized network dynamics by identifying the subsystem indices with (discrete) parameter time. However, the direct “observation” of the quantum system will lead to no violation of the temporal Bell inequal...

2010
Sean Dougherty Giuseppe Nicoletti Joaquim Oliveira Martins

This article reviews and assesses, in terms of availability, reliability and transparency, existing policy and outcome indicators that have been found to be linked both directly and indirectly to economic growth and living standards. Indicators aiming at capturing the political and social situation of countries, as well as governance-related issues, are examined (e.g., political system, politic...

1999
J. Mitra

This paper introduces a method for computing the frequency and duration indices of a composite power system, using random Monte Carlo sampling selectively on those parts of the state space where failure states are more likely to occur. The implementation uses a DC flow model to represent network power flows. The method is tested using a modified form of the IEEE Reliability Test System and is s...

2004
Ralph W. Tiner

Over the past two decades there has been increasing interest in developing indicators to monitor environmental change. Remote sensing techniques have been primarily used to generate information on land use/land cover changes. The US Fish and Wildlife Service has used this technology to monitor wetland trends and recently developed a set of remotely-sensed indicators to characterize and assess t...

Journal: :journal of industrial engineering, international 2011
alimohammad ahmadvand zeinab abtahy mahdi bashiri

this paper presents a deterministic approach for performance assessment of different province’s road safety level at iran. a data envelopment analysis (dea) model considering undesirable input and output indices and a multivariate statistical method, principle component analysis (pca) are used in this paper, while previous studies do not use composite pca-dea method and undesirable input and ou...

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