نتایج جستجو برای: concept map

تعداد نتایج: 465178  

2011
Francoise Judith Benay Bentley Sarah Kennedy Katharine Semsar

Four physiology courses participating in a science education program used concept maps for the first time. At the conclusion of the term, students responded to an end-of-term survey about the activity. Following varied results, we sought to identify factors that students indicated are important for the acceptance of the technique. To encourage high student value of concept map exercises, instru...

Journal: :Procesamiento del Lenguaje Natural 2007
Rogelio Nazar Jorge Vivaldi Leo Wanner

In this paper, we present an approach to the automatic extraction of conceptual structures from unorganized collections of documents using large scale lexical regularities in text. The technique maps a term to a constellation of other terms that captures the essential meaning of the term in question. The methodology is language independent, it involves an exploration of a document collection in...

Journal: :J. Comp. Assisted Learning 2004
C.-H. Chiu

This study examined the influence of various conflict management mechanisms embedded into computer-supported collaborative concept mapping systems on the behaviour and learning of elementary students. Four conflict management mechanisms were compared: an assign design, in which the mapping control was designated to a particular group member; a rotate design, in which the mapping control was rot...

2000
Jay Liebowitz

Knowledge management is one of the fastest emerging fields in industry today. Unfortunately, however, most of the knowledge management endeavors do not seem to have rigorous and comprehensive knowledge management methodologies, tools, and techniques. One technique that can greatly aid the knowledge management field can be borrowed from the concept mapping community, namely the use of knowledge ...

2012
Alejandro Valerio David Leake Alberto J. Cañas

Concept maps present information in a concise and easily-understood form. Consequently, concept maps of documents are a useful vehicle for summarizing the documents’ contents. Concept-map based summaries can in turn be used as the basis for browsable indices to help guide navigation through documents to find material of interest. However, using concept maps in this role depends on the ability t...

2005
Kinshuk Jerath Balaji Padmanabhan

The presence of communities, which are groups of highly cross referenced pages together representing a single concept, is a striking feature of the World Wide Web. Quite often a group of communities, each topically coherent within itself, may be related through a common concept manifested in each of them. Motivated by this observation, we present a method for query-driven conceptual browsing fo...

2012
Jin Soung Yoo Moon-Heum Cho

Concept maps, visual representations of knowledge, are used in an educational context as a way to represent students’ knowledge, and identify mental models of students; however there is a limitation of using concept mapping due to its difficulty to evaluate the concept maps. A concept map has a complex structure which is composed of concepts and their relationships that often have a weighted di...

Journal: :Expert Syst. Appl. 2009
Chun-Hsiung Lee Gwo-Guang Lee Yungho Leu

The concept map proposed by Novak is a good tool to portray knowledge structure and to diagnose students’ misconception in education. However, most of the learning concept maps have to be constructed through the suggestions of experts or scholars in related realm. It is really a complicated and time-consuming knowledge acquisition process. The study proposed to apply the algorithm of Apriori fo...

2008
Alberto J. Cañas Joseph D. Novak

Concept maps are graphical tools that have been used in all facets of education and training for organizing and representing knowledge. When learners build concept maps, meaningful learning is facilitated. Computer-based concept mapping software such as CmapTools have further extended the use of concept mapping and greatly enhanced the potential of the tool, facilitating the implementation of a...

2004
Michael A. Evans Rick McMullen David Leake Steven Bogaerts

Following established naval procedure, expert electronics technicians remotely support non-expert sailors via telephone, email, and chat referring to paper-based manuals as a common reference. Initially, experts have little contextual information about the problem and so must construct sufficient understanding through exchanges with the ship before offering help. To streamline and improve this ...

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