نتایج جستجو برای: systems and technology
تعداد نتایج: 17030653 فیلتر نتایج به سال:
Background and Aim: Nowadays, e-procurement systems have provided many opportunities to improve supply and procurement activities in healthcare industry through Internet-based electronic communications for supplier-buyer interactions. Considering the fact that the implementation of these systems is not successful in many cases, extensive preparation in relevant areas is necessary before impleme...
The objective of the research is to clarify what Blockchain technique is and the developments of its various uses, and identify the accounting perspective of this technique and the possibility of using it in accounting work. It also aims at demonstrating how to utilize its Blockchain technique in accounting information systems, and identify the most important potential effects of the use of tec...
the advent of new information technology has radically changed the end-user computing environment over the past decade. to enhance their management decision-making capability, many organizations have made significant investments in business intelligence (bi) systems. in order to achieve increased and sustainable business results, organizations need to use suitable strategy to engage personnel. ...
This paper has employed a novel approach for determining effectiveness of electronic learning systems. This new approach employed importance and satisfaction structures for measurement of electronic learning systems’ effectiveness from viewpoint of their users. Hadith Science Virtual College in Rey was surveyed as case study. Two matrix analysis tools of “importance-satisfaction matrix” and “...
Nowadays, information systems organizations can help in gaining competitive advantage, because the quality of the output of these systems play an important role in improving the performance of the organization. The main objective of this study is Identification and ranking of key factors influencing the effectiveness of information systems in State-Owned Organizations. For this purpose, the rol...
Deep brain stimulation (DBS) is known as the most effective technique in the treatment of neurodegenerative diseases, especially Parkinson disease (PD) and epilepsy. Relative healing and effective control of disease symptoms are the most significant reasons for the tangible tendency in use and development of this technology. Nevertheless, more cellular and molecular investigations are required ...
نصب منابع پراکنده در سیستم های توزیع و فوق توزیع علاوه بر مزیت های فراوان، مشکلاتی را هم به همراه دارد. یکی از این مشکلات تأثیر این منابع روی اندازه جریان های اتصال کوتاه است. به طور معمول از حفاظت های مبتنی بر اصل جریان زیاد در سیستم های توزیع و فوق توزیع استفاده می شود. از مهمترین طرح های حفاظتی استفاده شده در فیدرهای توزیع، حفاظت فیوز- ریکلوزر است. همچنین از طرح های حفاظتی جریان زیاد جهتی در...
The procedural steps for developing an expert system for designing signals at isolated intersections are described and the most important development issues for each step are discussed. The steps include problem analysis and definition, preliminary prototype specification, knowledge acquisition strategy development, prototype development plan, knowledge extraction, knowledge representation, too...
one of the most important number sequences in mathematics is fibonacci sequence. fibonacci sequence except for mathematics is applied to other branches of science such as physics and arts. in fact, between anesthetics and this sequence there exists a wonderful relation. fibonacci sequence has an importance characteristic which is the golden number. in this thesis, the golden number is observed ...
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