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Challenges of source selection in the WoD

Published on Nov 28, 2017861 Views

Federated querying, the idea to execute queries over several distributed knowledge bases, lies at the core of the semantic web vision. To accommodate this vision, SPARQL provides the SERVICE keyword t

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Challenges of Source Selection in the WoD00:00
Motivation00:17
Motivation - 100:31
Motivation - 200:37
Motivation - 300:45
Motivation - 400:54
Motivation - 501:00
Motivation - 601:09
Motivation - 701:17
Motivation - 801:43
Motivation - 901:52
Motivation - 1002:03
Bloom Filters (Bloom, 1970)03:04
Bloom Filters (Bloom, 1970) - 103:17
Bloom Filters (Bloom, 1970) - 205:02
Query approximation using Bloom Filters05:11
Query approximation using Bloom Filters - 105:36
Query approximation using Bloom Filters - 206:03
Query approximation using Bloom Filters - 306:09
Query approximation using Bloom Filters - 406:16
Query approximation using Bloom Filters - 509:23
Experiments using FedBench (Schmidt, 2011)09:51
Experiments using FedBench (Schmidt, 2011) - 111:05
Observations11:15
Observations - 111:45
Analysis11:48
Explaining the error11:53
Explaining the error - 112:56
Explaining the error - 213:02
Explaining the execution time13:11
Explaining the execution time - 113:20
Limitations & Conclusions14:04
Limitations14:08
Conclusions14:25
Questions15:12