نتایج جستجو برای: evaluation index
تعداد نتایج: 1184551 فیلتر نتایج به سال:
Evaluation is a basic requirement to protect telecom data networks. How to carry out a usable evaluation is a main problem to solve in this paper. The index system is the basis of the analysis. The general framework is combined with the structure of China telecom data network to get the index system. The evaluation method is established based on the score of index system. The score is obtained ...
Bid and tender is the core stage in construction project, however, many evaluation factors can be handled easily by qualitative analysis, which is hard to avoid subjectivity. In this paper, a new evaluation index system is proposed to use quantitative analysis in order to avoid error which is induced by subjectivity, firstly. Secondly, an improved BP neural network is proposed as an evaluation ...
The evaluation of persons seeking financial support because of disability due to physical or emotional illness is often difficult. Although definite guidelines have been established to assist in the determination of the degree of impairment from various diseases (Social Security Regulations, 1968) and orthopaedic abnormalities (Committee on Medical Rating of Physical Impairment, 1958), little h...
A well-known rule of thumb claims, it is better to scan than to use an index when more than 10% of the data are accessed. This rule was formulated for relational databases. But is it still valid for XML queries? In this paper we develop similar rules of thumb for XML queries by experimentally comparing different execution strategies, e.g. using navigation or indices. These rules can be used imm...
A device especially designed for uniaxial creep test was used in this study. Cheddar cheeses of different fat content were used. To study the linear viscoelastic response of the cheese, temperature of 40 degrees C and stress of 1119.5 Pa were chosen. Tests were carried out at cheese ages of 1, 3, 6, and 12 wk after production date. A six-element Kelvin model was used to model the creep data. In...
Evaluation and ranking of every author is very crucial as it is widely used to evaluate the performance of the researcher. This article proposes a new method, called Bh-Index, to evaluate the researchers based on the publications and citations. The method is built on h-Index and only the h-core articles are taken into consideration. The method assigns value additions to those articles that rece...
A new t~ature evaluation index based on fuzzy set theory and a connectionist model for its evaluation are provided. A concept of flexible membership function incorporating weighting factors, is introduced which makes the modeling of the class structures more appropriate. A neuro-fuzzy algorithm is developed for determining the optimum weighting coefficients representing the feature importance. ...
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