TAILIEUCHUNG - Lecture Notes in Computer Science- P33

Lecture Notes in Computer Science- P33:This year, we received about 170 submissions to ICWL 2008. There were a total of 52 full papers, representing an acceptance rate of about 30%, plus one invited paper accepted for inclusion in this LNCS proceedings. The authors of these accepted papers | Computer-Aided Generation of Item Banks Based on Ontology and Bloom s Taxonomy 159 Table 1. Number of Items with Bloom s Taxonomy Produced by Teachers Manually Knowledge Dimensions Cognitive Process Dimension Remember Understand Apply Analyze Evaluate Total Factual 192 25 56 3 276 Conceptual 59 27 12 0 0 98 Procedural 9 0 0 3 0 0 12 Total 260 52 0 0 73 3 386 100 Course Material Knowledge Ontology Since the meta-cognitive knowledge of Bloom s Taxonomy is not included in the regular teaching material or test 5 16 it was not considered in this study. To store knowledge content of course materials and to consider the dimensions of Bloom s factual conceptual and procedural knowledge this study developed a knowledge ontology as shown in Fig. 1. This knowledge ontology was developed by content analysis of specific chapters from the above textbook and includes the concepts of WordNet revised Bloom s Taxonomy Dublin Core Semantic Header and so on. Material Knowledge Ontology Other Instance Multimedia Attachment Section Topic Chapter Section Domain Chapter Knowledge Topic Property Theory Model Cause Effect Sequence Formula Time Rank Definition Explanation Comparison Condition Common Feature Difference General Characteristics Benefit Advantage Weakness Semantic Relation Figure Image Video Table Audio g Near Syñ0ñym fSyñonym Antonym I Hypernym ịH n lHo iymỳlTM õnỹmỹ Fig. 1. Course Material Knowledge Ontology Figure 1 uses the Knowledge Content to store the real course material content and comprises 12 subclasses of knowledge which are used to store knowledge concepts such as What Why When and How . For example sequence relation knowledge includes procedure the procedural step used to express the concept of How time the time sequence rank specific attribute rank . Hypernymy knowledge records a relation similar to generalization is-a relation is-a-kind-of. Meronymy knowledge records a relation similar to

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