نتایج جستجو برای: five statistical indices including model efficiency ef
تعداد نتایج: 3749850 فیلتر نتایج به سال:
Background Statistical quantification and classification of heart disease, using clinical indices such as ejection fraction (EF) or leftventricular mass (LVM), are used routinely in clinical practice for both diagnosis and prognosis. However, 3D CMR of the left ventricle (LV) provides a wealth of shape features which can maximise the classification power and accuracy of such indices. To exploit...
in this study, application ofweap model (soil moisture method) have been investigated for simulating hydrological behavior in ahar-chai basin. according to the development of pressurized irrigation systems in this basin, since 2005, two models were carried out for two periods, pre-pressurized period (1998-2006) and pressurized period (2006-2013). irrigation method in first model was surface irr...
Smouldering peat fires are responsible for regional haze episodes and cause environmental, social health crises. Owing to the unique burning characteristics of smouldering peat, identifying detecting this kind fire remains a challenge. This work explores gas signatures using emission factor (EF) data from literature. Systematic comparisons statistical analyses were carried out investigate 28 fo...
Introduction: Acetamiprid (AP) is one of the most widely used pesticides in the neonicotinoid class. AP residues in the environment have received considerable due to their potential toxicity to humans. Therefore, it is important to remove AP from the aqueous solution. Materials and Methods: In the current study, response surface methodology (RSM) was used as an efficient approach to optimize t...
The AquaCrop model is one of the most recent models that can simulate growth rates and yields various crops based on water consumption levels. To determine optimal irrigation level, data measured in two crop years (2018–2019) different scenarios (full or 100% requirement 90, 80, 70, 60, 50% irrigation) were calibrated validated for arid semiarid climatic conditions using model. was to grain win...
In this paper, a detailed study of the local aromaticity in a series of cyclopenta-fused linear polyacenes (acenaphthylene derivatives) was performed using several different criteria of aromaticity. Namely, the energy effect (ef), bond resonance energy (BRE), harmonic oscillator model of aromaticity (HOMA) index, multi centre delocalization indices (MCI), electron density at ring critical point...
abstract this paper discusses several commonly used models for strategic marketing¹ including market environmental analysis methods (i.e. swot and pest analysis) and strategic marketing tools and techniques (i.e. boston matrix and shell directional policy matrix)and shows how these models may help a firm to achieve its strategic goals. at first, the main reason for doing this research is de...
objective: this study examines the effective factors in enhancing school managers' job motivation from viewpoint of school mangers, teachers, education department managerial and staff experts in teaching, and also identifies and prioritizes each of these factors and indicators. method: for selecting a representative sample and increasing measurement precision, 587 people were selected using cla...
effectiveness of military is function of training system effectiveness. notice to training system and knowledge about effectiveness and efficiency is one of the important functions of top military leaders. goal of this study is achieving a performance appraisal model for measuring effectiveness and efficiency of military university training system. for achieving this goal, we design two main qu...
In order to calibrate and validate the PILOTE model for rice in a humid climate, this study was carried in a randomized complete block design with three replications on a popular local variety, Hashemi, during 2001, 2002, 2005, 2006 and 2007 crop seasons. This research was done at the Rice Research Institute of Rasht, Iran. Evaluation of simulated and measured grain yield and dry matter values ...
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