Scalable Nonmonotonic Reasoning over RDF Data Using MapReduce

Published on Nov 30, 20122186 Views

Joint Workshop on Scalable and High-Performance Semantic Web Systems

Scalable Nomonotonic Reasoning over RDF Data Using MapReduce00:00

Outline00:20

Motivation (1/2)00:22

Motivation (2/2)02:57

Defeasible Logic (1/2)03:11

Defeasible Logic (2/2)03:44

MapReduce Paradigm04:16

MapReduce Framework04:25

Multi-Argument Implementation (1/2)04:27

Multi-Argument Implementation (2/2)05:45

Reasoning overview07:06

Pass 1: Calculate Fired Rules (1/3)07:47

Pass 1: Calculate Fired Rules (2/3)09:16

Pass 1: Calculate Fired Rules (3/3)09:21

Pass 2: Perform defeasible reasoning (1/3)09:31

Pass 2: Perform defeasible reasoning (2/3)10:01

Pass 2: Perform defeasible reasoning (3/3)10:51

Experimental Setting10:59

Multi-Argument over RDF Runtime12:15

Multi-Argument over RDF Reduce Time for 40 tasks13:31

Multi-Argument over RDF Reduce Time for 400 tasks14:21

Future Work (1/2)14:57

Future Work (2/2)15:53

Thanks!17:42