Generating educational assessment items from Linked Open Data

Generating educational assessment items from Linked Open Data The case of DBpedia Muriel Foulonneau [email_address]

“ To Really Learn, Quit Studying and Take a Test” (NYT, Jan, 2011) ,[object Object],[object Object],[object Object],[object Object],05/2011 ESWC 2011

Why generating items? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

Assumption on model-based learning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

The LoD Cloud as a source of knowledge ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

Using LoD for model-based learning 27/05/11 Presentation Tudor Limitations of model-based learning LoD as a source of knowledge ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Objectives of the experimentation ,[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

Semi-automatic item generation ,[object Object],[object Object],27/05/11 ESWC 2011 Stem variables options key Auxiliary information

Existing strategies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

The QTI item generation process 27/05/11 Presentation Tudor

QTI Item template ,[object Object],[object Object],27/05/11 ESWC 2011 <choiceInteraction responseIdentifier="RESPONSE" shuffle="false" maxChoices="1"> <prompt>What is the capital of {prompt}?</prompt> <simpleChoice identifier="{responseCode1}">{responseOption1}</simpleChoice> <simpleChoice identifier="{responseCode2}">{responseOption2}</simpleChoice> <simpleChoice identifier="{responseCode3}">{responseOption3}</simpleChoice> </choiceInteraction>

Get the knowledge from LoD 27/05/11 ESWC 2011 SPARQL query to generate capitals in Europe Never possible to generate an item from a single triple because of constraint to find appropriate labels Label SELECT ?country ?capital WHERE { ?c <http://dbpedia.org/property/commonName> ?country . ?c <http://dbpedia.org/property/capital> ?capital } LIMIT 30

Generating item distractors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Item data dictionary 27/05/11 ESWC 2011

Generation of the QTI-XML item 27/05/11 ESWC 2011

Publication on the TAO platform ,[object Object],[object Object],[object Object],[object Object],27/05/11 Presentation Tudor

Different types of questions ,[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Q1: What is the capital of { Azerbaijan }? ,[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Q2: Which country is represented by this flag ? ,[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Q3: Who succeeded to { Charles VII the Victorious } as ruler of France ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Q4: What is the capital of { Argentina }? With feedback ,[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Q5: Which category does { Asthma } belong to? ,[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Data quality challenges ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011 Chance that an item will have a defective distractor =

Data selection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Future work ,[object Object],[object Object],[object Object],[object Object],27/05/11 ESWC 2011

Generating educational assessment items from Linked Open Data

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Generating educational assessment items from Linked Open Data