نتایج جستجو برای: economic and natural requirements
تعداد نتایج: 16937240 فیلتر نتایج به سال:
in this thesis, a new optically active poly(amide-imide) (pai) was synthesized by the indirect polycondensation reaction of the l-phenylalanine based diacid chloride and 4,4?-diaminodiphenylether in the presence of triethylamine in n-methyl-2-pyrrolidone. the formation of pai was confirmed by ftir, 1h nmr and elemental analysis. in next step, the surface of titanium dioxide (tio2) nanoparticles...
Competitiveness index presented by World Economic Forum in the Framework of three factors, i.e. basic requirements, efficiency, and innovation indicates that as far as the “basic requirements” factor is concerned, Iran enjoys a relatively better status than other countries considered in the study though some of these requirements, namely basic education and health are less influential in effici...
Pikeperch (Sander lucioperca) is a species with high nutritional, ecological and commercial values which is endemic in Iran, but its natural stocks are endangered during recent years. Therefore, Iranian Fisheries Organization as the main responsible organization for preservation of aquatic natural stocks of the country planned to stock rehabilitation of this species since 1989. This program had...
The requirements engineers use several techniques to assist them on the elicitation, analysis, specification, validation and requirements management process, but the number of those tools in this segment is still reduced. The requirements are the base for the software development, which, most of time is described in natural language. In this paper a tool called PARADIGMA is presented, it was de...
In this paper, we present an automated support environment to reduce the time and efforts required to produce and maintain a reusable specification document. Our proposed model has two operation modes: the first one is the forward mode in which our model automatically converts English natural language requirements into UML class diagram models. While the second one is the backward mode in which...
This paper proposes an approach which utilizes natural language processing (NLP) and ontology knowledge to automatically denote the implicit semantics of textual requirements. Requirements documents include the syntax of natural language but not the semantics. Semantics are usually interpreted by the human user. In earlier work Gelhausen and Tichy showed that Sale mx automatically creates UML d...
In order to help solve the problems of requirements elicitation, this paper motivates and describes a new approach, based on traditional signal processing methods, for finding abstractions in natural language text. The design of AbstFinder, an implementation of the approach, and the evaluation of its effectiveness on an industrial-strength example are described.
Requirement specifications written in natural language might cause miscommunication among developers depending on how they are understood. Without removing any ambiguities, we cannot construct systems satisfying the need for software safety. Removing ambiguities should be performed in early steps during the development. In this paper, Requirement Analysis Support Tool (RAST) will be introduced....
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