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RDF Query Relaxation Strategies Based on Failure Causes
Published on Jul 28, 20161260 Views
Recent advances in Web-information extraction have led to the creation of several large Knowledge Bases (KBs). Querying these KBs often results in empty answers that do not serve the users’ needs. Rel
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Chapter list
RDF Query Relaxation Strategies Based On Failure Causes00:00
Motivation00:19
Related Work - 101:21
Related Work - 202:43
Problem Statement03:04
Outline - 104:26
Preliminaries: Triple pattern relaxation04:56
Preliminaries: Query pattern relaxation - 105:55
Preliminaries: Query pattern relaxation - 207:08
Outline - 207:47
Relaxation Strategies (1): Best First Search (BFS) - 108:00
Relaxation Strategies (1): Best First Search (BFS) - 208:39
Relaxation Strategies (1): Best First Search (BFS) - 308:56
Relaxation Strategies (1): Best First Search (BFS) - 409:00
Relaxation Strategies (1): Best First Search (BFS) - 509:02
Relaxation Strategies (1): Best First Search (BFS) - 609:13
Relaxation Strategies (1): Best First Search (BFS) - 709:27
Untitled09:28
Relaxation Strategies (2): MFS-Based Search (MBS) - 110:07
Relaxation Strategies (2): MFS-Based Search (MBS) - 210:40
Relaxation Strategies (2): MFS-Based Search (MBS) - 311:32
Relaxation Strategies (2): MFS-Based Search (MBS) - 411:35
Relaxation Strategies (2): MFS-Based Search (MBS) - 511:38
Relaxation Strategies (2): MFS-Based Search (MBS) - 611:39
Relaxation Strategies (2): MFS-Based Search (MBS) - 711:43
Untitled11:43
Relaxation Strategies (3): Optimized MFS Based Search - 112:31
Relaxation Strategies (3): Optimized MFS Based Search - 213:44
Relaxation Strategies (3): Optimized MFS Based Search - 314:14
Relaxation Strategies (3): Optimized MFS Based Search - 414:28
Relaxation Strategies (3): Optimized MFS Based Search - 514:33
Relaxation Strategies (3): Optimized MFS Based Search - 614:37
Relaxation Strategies (3): Optimized MFS Based Search - 714:57
Relaxation Strategies (3): Optimized MFS Based Search - 815:26
Relaxation Strategies (4): Full MFS Based Search - 116:05
Relaxation Strategies (4): Full MFS Based Search - 216:52
Relaxation Strategies (4): Full MFS Based Search - 317:14
Relaxation Strategies (4): Full MFS Based Search - 417:41
Relaxation Strategies (4): Full MFS Based Search - 517:51
Outline - 318:26
Experimental Setup18:27
Experiment observations - 119:10
Experiment observations - 221:11
Results21:58
Outline - 423:46
Conclusion and Perspectives23:48