Data mining is the discovery of knowledge and useful information from the large amounts of data stored in databases. The emerging data mining tools and systems lead to the demand of a powerful data mining query language. The concepts of such a language for relational databases are discussed in [11]. With the increasing popularity of object-oriented databases, it is important to design a data mi...

Object-oriented frameworks and design patterns are useful abstractions that are relatively new to the object-oriented paradigm. The implementation of the abstractions, however, suffers from a number or problems due to the fact that insufficient language support is provided by the traditional object-oriented paradigm. In this paper, we analyse these problems, study the different approaches for p...

This study examined the effects of input-oriented and output-oriented tasks with different involvement load indices on Iranian EFL learners' comprehension and production of lexical collocations. To achieve this purpose, a sample of 180 intermediate-level EFL learners (both male and female) participated in the study. The participants were in six experimental groups. Each of the groups was random...

in the opinion of many specialists and teachers, there is lack of enough attention to the needs of the students and their learning styles in the arabic language curriculum. learning styles are important factors in the success of teaching. this study aimed at determining the learning styles of arabic language and literature students in iranian universities. the method of study is survey, and the...

the author in this research has tried to link the alexander pattern language theory, which is based on human oriented and spatial factors, to landscape design, which could come to a cyclic model of “a pattern language for landscape design” in iranian schools of architecture. so, a landscape design process based on the value of human-oriented approach, which is extracted from other values, and t...

The aim of the article is to examine the Academic Model United Nations (Model UN) as a context-based integrative educational technique in profession-oriented foreign language teaching (FLT); to point out the context-based integrative nature of profession-oriented language learning and highlight the importance of using product-based educational techniques in FLT for developing students’ future p...

language teachers usually face issues regarding the most effective methods of teaching. teaching language to nonnative speakers of english involves certain problems and challenges at all levels of instruction. due to the unsatisfactory results of focus on forms and focus on meaning instructions and their inevitable inadequacies, focus on form instruction along with its multiple techniques are r...

in recent years, formal methods have been used as an important tool forperformance evaluation and verification of a wide range of systems. in the viewpoints of engineers and practitioners, however, there are still some major difficultiesin using formal methods. in this paper, we introduce a new formal modelinglanguage to fill the gaps between object-oriented programming languages (oopls)used by...