نتایج جستجو برای: research model changed according to our population features
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building on previous studies on intellectual features and learners’ grammar learning, the present study aimed at investigating whether intelligence criterion had any impact on efl learners’ english grammar learning across two intelligence levels. in the current study, the participants were divided into two experimental and control groups by administration of raven i.q. test. this led to the for...
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
Background:In recent decades, the relationship between personality traits and attitudes toward substance use has attracted much attention, and research has shown that there is a significant direct relationship between personality factors and the tendency to substance use. However, the studies on the relationship between the PID-5 model, personality pathology, and tendency to addiction are scant...
food safety is considered as an important world concern. the detection of pathogen and toxic materials in food has an important role in public health care. in recent years, the applications of microbial biosensor have been developed as a new approach for toxicity control. luminescent microbial biosensor is an appropriate biological tool for protection of natural environment. this type of biosen...
data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...
It is easy to recognize that Earth’s climate changing. Scientists agree the changes they observe are mostly caused by humans, primarily due greenhouse gases emitted burning of fossil fuels. Climate change has severe consequences—it leads glaciers melting; sea levels rising; increased numbers dangerous heatwaves, wildfires and droughts; decrease yields from food crops; loss ecosystems. We can mo...
organizations need resource to operate and promote the situation, which is a costly process. in other hand, governmental organizations are responsible for using these resources. performance evaluation makes it possible for managers to control and supervise resource's usage and trough this process realize weakness points and improve them. to this purpose several models have been generated t...
According to the cities expansion, updating urban maps for urban planning is important and its effectiveness is depend on the information extraction / change detection accuracy. Information extraction methods are divided into two groups, including Pixel-Based (PB) and Object-Based (OB). OB analysis has overcome the limitations of PB analysis (producing salt-pepper results and features with hole...
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