Search Results for author: Ian Roberts

Found 9 papers, 1 papers with code

Deep Bidirectional Transformers for Relation Extraction without Supervision

no code implementations WS 2019 Yannis Papanikolaou, Ian Roberts, Andrea Pierleoni

We present a novel framework to deal with relation extraction tasks in cases where there is complete lack of supervision, either in the form of gold annotations, or relations from a knowledge base.

Language Modelling Relation +2

Reasoning Over Paths via Knowledge Base Completion

no code implementations WS 2019 Saatviga Sudhahar, Ian Roberts, Andrea Pierleoni

We demonstrate that our method is able to effectively rank a list of known paths between a pair of entities and also come up with plausible paths that are not present in the knowledge graph.

Knowledge Base Completion Knowledge Graphs

Broad Twitter Corpus: A Diverse Named Entity Recognition Resource

no code implementations COLING 2016 Leon Derczynski, Kalina Bontcheva, Ian Roberts

One of the main obstacles, hampering method development and comparative evaluation of named entity recognition in social media, is the lack of a sizeable, diverse, high quality annotated corpus, analogous to the CoNLL{'}2003 news dataset.

named-entity-recognition Named Entity Recognition +1

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