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We present a graph-based semi-supervised la- bel propagation algorithm for acquiring open- domain labeled classes and their instances from a combination of unstructured and struc- tured text sources. This acquisition …...

AbstractOntologies are powerful to support semantic based applications and intelligent systems. While ontology learning are challenging due to its bottleneck in handcrafting structured knowledge sources and training data. To address …...

AbstractLearning commonsense knowledge from natural language text is nontrivial due to reporting bias: people rarely state the obvious, e.g., “My house is bigger than me.” However, while rarely stated explicitly, …...