نتایج جستجو برای: knowledge engineering

تعداد نتایج: 803158  

2008
Samar Ammar-Khodja Nicolas Perry Alain Bernard

During design phase, engineering activities typically involve large groups of people from different domains and disciplines. These differences often generate important information flows that are difficult to manage. To face these difficulties, a knowledge engineering process is necessary to structure the information and its use This article, presents a deployment of a knowledge capitalization p...

2011
Lothar Hotz Stephanie von Riegen

In knowledge engineering, ontology creation, and especially in knowledge-based configuration often used relations are: aggregate relations (has-parts, here called structural relations), specialization relation (is-a), and instantiation (instance-of). A combination of the later is called metaization, which denotes the use of multiple instantiation layers. Structural and specialization relations ...

2008
Maya Wardeh Trevor J. M. Bench-Capon Frans Coenen

In this paper we describe PADUA, a protocol designed to enable agents to debate an issue drawing arguments not from a knowledge base of facts, rules and priorities but directly from a dataset of records of instances in the domain. This is particularly suited to applications which have large, possibly noisy, datasets, for which knowledge engineering would be difficult. Direct use of data require...

2016
Alexander Felfernig Amal Shehadeh Michael Jeran Christian Gütl Trang Tran Seda Polat Erdeniz Martin Stettinger Arda Akcay Stefan Reiterer

E-learning is a complementary channel for learners to acquire relevant knowledge. On the basis of an example e-learning environment (STUDYBATTLES) we show how configuration-related knowledge can be transferred to end-users (e.g., sales representatives) as well as to knowledge engineers. In addition, we discuss an approach to automatically generate product domain as well as engineering learning ...

this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this study examined the effect of prior knowledge and vocabulary teaching on iranian efl learners listening comprehension. the current study has two purposes: one is to investigate the effect of background knowledge on the second language listening comprehension of iranian intermediates and the other is to determine whether second language is facilitated by the introduction of unknown vocabularies in the form of prelistening activities. to conduct the study different instruments such as listening proficiency test and four listening tests such as pre and posttests were used and various statistical processes and techniques including paired-sample t-test, and analysis of variance (anova) were used. the findings of this study supported all three hypotheses tested. differences were found between the means of preteaching vocabulary variable, the background knowledge activation variable, and mean difference between these two strategies variable. subjects scored higher when the unknown words were taught in advance. likewise, subjects scored higher when they were asked some relevant questions about the topic than on those without them. there was, in addition, a significant difference between the means of preteaching vocabulary strategy and background knowledge activation strategy. in fact, preteaching vocabulary had a better effect in enhancing the students’ listening comprehension, in comparison to background knowledge activation strategy.

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this stud...

D. J . Pons P. Van Gestel V. Pulakanam

Statistical process control (SPC) theory takes a negative view of adjustment of process settings, which is termed tampering. In contrast, quality and lean programmes actively encourage operators to acts of intervention and personal agency in the improvement of production outcomes. This creates a conflict that requires operator judgement: How does one differentiate between unnecessary tampering ...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1390

abstract the variables affecting the nature of reading comprehension can be classified into two general categories: reader’s variables, and text variables (alderson, 2000). despite the wave of research on vocabulary knowledge as reader’s variable, the role of this knowledge in c-test as a text-dependent test and its interaction with lexical cohesion of the test as a text feature has remained a...

2008
Anne Håkansson

In knowledge engineering, modelling knowledge is the process of structuring knowledge before implementation. A crucial part of system development depends on the acquiring and structuring, since the quality of system’s contents is of decisive importance for making good decisions. Models are needed to assure that all the required knowledge is present. However, the current models tend to be large ...

2009
MUTLAQ B. ALOTAIBI DIMITRIOS I. RIGAS

This paper aimed at examining the role of various interactive technologies in aiding Electronic Customer Knowledge Management Systems (E-CKMS). The development of E-CKMS encounters several challenges including trust and knowledge hoarding, and comparative studies that evaluate the potential of interactive technologies are lacking. Therefore, an investigation was carried out to uncover this pote...

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