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Forest fire-potential is natural disaster that breaks out strongly , destructs largely and is difficult to dispose and rescue, its destructive power has a serious threat to the security ofsociety and ...
The prediction of carcass composition in Hanwoo steers is very important for value-based marketing, and the improvement of prediction accuracy and precision can be achieved through the analyses of ind...
Teachers’ classroom grading and assessment practices are important elements of assessment reform. The purpose of this study was to examine the effect of classroom learning factors such as class size, ...
Informed by abstract models of language change or stability over time, we present a longitudinal study of two African American females, first interviewed as teenagers, and re-recorded twenty years lat...
Regular grading is a problem for many reasons--but most of all because it so often harms the climate for teaching and learning. In this essay we describe and explain a contract grading system that we ...
This paper addresses modal matching configurations, i.e. constructions where two modal elements co-occur in a sentence but modal force is only expressed once. It shows that the co-occurring el...
Objective. To utilize a skills-based workshop series to develop pharmacy students’ drug information, writing, critical-thinking, and evaluation skills during the final didactic year of training. Desi...
The paper analyses and harmonizes the existing grading rules, and suggests a model for general guidance and adoption of standard grading rules by the small entrepreneur and large institutions alike, b...
In this paper we describe a statistical procedure to account for differences in grading practices from one course to another. The goal is to define a course "inflatedness" and a student "aptitude" tha...
Objective. To investigate changes in and the impact of grading scales from 2005 to 2010 and explore pharmacy faculty and student perceptions of whole-letter and plus/minus grading scales on cumulative...
We define a new grading, that we call the "level grading", on the algebra of polynomials generated by the derivatives $u_{k+i}=\partial^{k+i}u/\partial x^{k+i}$ over the ring $K^{(k)}$ of $C^{\infty}$...
This paper makes use of the British New Earnings Survey Panel Dataset between 1976 and 2010. It consists of individual-level payroll data and comprises a random sample of 1% of the entire male and fem...
Objectives. To determine the reliability and value of peer- and self -reported evaluations in the grading of pharmacy students. Methods. Mean student peer- and self- reported grades were compared to ...
设计了一种粮食收购品质自动评定装置。采用电容法测量粮食含水率,真空负压法测量容积密度,该装置能够自动检测收购粮食的杂质、含水率和容积密度等重要指标,并对其进行分级。试验结果表明,该装置杂质分离纯净度达99.5%,重复误差不大于0.3%;含水率测量误差在±0.5%以内,重复误差小于0.2%;容积密度测量重复误差小于3g/L。
在HSI颜色模型下,通过计算机视觉检测技术实现对鲜食玉米果穗外观品质分级。提出垂直投影法确定秃尖位置并去除秃尖。对H值进行双向一次微分运算以实现缺陷的识别。在此基础上获取果穗缺陷比、穗长、果穗最大直径、长宽比和矩形度作为外观品质特征参数,并以此为输入向量构建广义回归神经网络对果穗外观品质分级。试验结果表明:秃尖位置、穗长和果穗最大直径的平均误差分别为2.27mm、1.96mm和0.54m...

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