A Natural Language Query Interface to Structured Information

author: Valentin Tablan, Department of Molecular Biology and Biotechnology, University of Sheffield

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*Slides*
0:00	A Natural Language Query Interface to Structured Information
0:17	Information access
1:07	Just type this in the query field
1:28	...or fill in this form
2:41	QuestIO: Question-based Interface to Ontologies
3:46	QuestIO: Domain Independent
5:37	Query Construction
6:23	Query Construction: Step 1 – find objects
6:59	Query Construction: Step 2 – find predicates
8:11	Property Ranking: String Similarity
8:56	Property Ranking: Ontology Structure
9:50	Property Ranking: Ontology Structure (II)
10:34	Query Execution
11:52	Results!
12:06	Evaluation – datasets
12:52	Evaluation: scalability (init time1)
14:30	Evaluation: scalability (run time)
15:59	Evaluation: Coverage and correctness
17:13	Demo
19:25	Future Work
21:50	Thanks
22:16	- Questions

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