نتایج جستجو برای: mathematical calculation

تعداد نتایج: 310440  

Journal: :J. Inform. and Commun. Convergence Engineering 2011
Mirzaakbar Kh. Hudayberdiev Akmal R. Akhatov Alisher Sh. Hamroev

607 Abstract— In this work, we present solutions of two problems. First, the representation of pattern recognition problem in the standard nml T table of the algorithm estimate calculation was considered. Second, the problem of finding the model, consisting of the optimal parameters of an algorithm was considered. Such procedure is carried out by the selection optimal values of the parameters o...

Journal: :Nurse educator 1995
G P Craig S C Sellers

Although much has been written about the serious problem of medication errors resulting from inadequate medication calculation abilities of nurses, the dilemma still persists. This quasi-experimental study examined whether the use of dimensional analysis would improve the medication dosage calculation abilities of nursing students. The findings of the study support the use of dimensional analys...

2016
Mianmian Dong Baoyi Guo

To improve the recognition rate of dynamic target under complex background, this paper studied the target characteristics and recognition algorithm of moving target. According to the light intensity, target shape and motion characteristics, the calculation model of the target characteristics was established, the optical radiation characteristic and the detection performance of photoelectric det...

2005

Type of MEngineering Type of MConceptual Model -17 Abstraction Model Analysis F-1 Performance Assessment Model 5I1 Mathematical Model F-1 System Model 51 Siqipntifir rl1 Prnc.ps'. Model Intended Use F-1 Input to Calculation Intended 171 Input to Calculation of Analysis M Input to another Analysis or Model Use of M; Input to another Model or Analysis M;I Input to Technical Document Model M Input...

2007
Janet Houser

One of the most common questions asked of statisticians is, “How many are enough?” The answer to that question, unfortunately, is complex, and only part of it can be answered by the statistician. This is because power calculation is part mathematical calculation and part judgment call. The former requires knowledge about population characteristics; the latter requires choices about tolerable er...

Journal: :کشاورزی (منتشر نمی شود) 0
سید محمود رضا بهبهانی استادیار گروه مهندسی آبیاری و زهکشی، پردیس ابوریحان، پاکدشت محسن اسکافی کارشناس گروه مهندسی آبیاری و زهکشی، پردیس ابوریحان، پاکدشت علی محمد احمدی کارشناس ارشد مرکز تحقیقات کشاورزی هرمزگان، هرمزگان

the effect of weeds on yield of plants is variable during the plant growing periods. recognition of these critical periods is basically important for weed control. the gompertz and logistic are two mathematical models, which are suitable to study the presence of weed effect on the yield of plants. the main problem of using these models is calibration. in this study, a method is developed for mo...

Journal: :I. J. Artificial Intelligence in Education 2008
Françoise Le Calvez Hélène Giroire Gérard Tisseau

In this paper we present the design of a learning environment in a mathematical domain (elementary combinatorics) where problem solving is based more on modeling than on deduction or calculation. In this approach, we want to provide students with a presentation which is close to the natural language formulations that they tend to give spontaneously, while ensuring a rigorous mathematical reason...

2015
Caren A. Frosch Victoria Simms

A theoretical link between reasoning and mathematical ability has been supported by some recent empirical evidence. We argue that some of this evidence is indirect and measure selection may have influenced this relationship. We report one study in which mathematical ability was measured using a fluency and a calculation measure (Wood-cock Johnson-III, 2001) and reasoning ability was measured us...

Journal: :Psychophysiology 2006
Manuel Martín-Loeches Pilar Casado Raquel Gonzalo Lidia De Heras Carlos Fernández-Frías

Anterior negativities obtained during sentence processing have never been unambiguously reported in the mathematical domain. The reason for this might be that the tasks explored in the mathematical domain have been far from resembling those typically yielding language-related anterior negativities. To test this hypothesis, we explored three mathematical aspects: Order-relevant information, a pa...

2000
Gérard Tisseau Hélène Giroire Françoise Le Calvez Marie Urtasun Jacques Duma

This paper presents an approach to the design of a learning environment in a mathematical domain (elementary combinatorics) where problem solving is based more on modelling than on deduction or calculation. In this approach, we want to provide the student with a presentation which is close to the natural language formulations that she tends to give spontaneously, while ensuring a rigorous mathe...

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