14 citations · 46 across the 6 of their papers we have counts for
6 papers · 1 filter
A Data Driven Approach to Query Expansion in Question Answering
Leon Derczynski, Jun Wang, Robert Gaizauskas +1
Automated answering of natural language questions is an interesting and useful problem to solve. Question answering (QA) systems often perform information retrieval at an initial s…
USFD at KBP 2011: Entity Linking, Slot Filling and Temporal Bounding
Amev Burman, Arun Jayapal, Sathish Kannan +4
This paper describes the University of Sheffield's entry in the 2011 TAC KBP entity linking and slot filling tasks. We chose to participate in the monolingual entity linking task,…
A Corpus-based Study of Temporal Signals
Leon Derczynski, Robert Gaizauskas
Automatic temporal ordering of events described in discourse has been of great interest in recent years. Event orderings are conveyed in text via va rious linguistic mechanisms inc…
An Annotation Scheme for Reichenbach's Verbal Tense Structure
Leon Derczynski, Robert Gaizauskas
In this paper we present RTMML, a markup language for the tenses of verbs and temporal relations between verbs. There is a richness to tense in language that is not fully captured…
USFD2: Annotating Temporal Expresions and TLINKs for TempEval-2
Leon Derczynski, Robert Gaizauskas
We describe the University of Sheffield system used in the TempEval-2 challenge, USFD2. The challenge requires the automatic identification of temporal entities and relations in te…
Using Signals to Improve Automatic Classification of Temporal Relations
Leon Derczynski, Robert Gaizauskas
Temporal information conveyed by language describes how the world around us changes through time. Events, durations and times are all temporal elements that can be viewed as interv…