[PDF] Top 20 An NP Cluster Based Approach to Coreference Resolution

... our NP-Cluster based system and the NP-NP based system, we compared the decision trees generated in the two systems in Figure ...for NP coreference ...the ... See full document

... some extra in-house analysis tools such as proper name parser, chunk parser, rule-based shallow coreference resolution parser, and so on (Hal Daume III, etc, 2005; R.Florian, etc, 2004; Vincent Ng, ... See full document

... We have examined the effectiveness of tree-based and path-based features in improving a state-of- the-art supervised coreference model, the cluster- ranking model. Results on 147 Switchboard ... See full document

... olution system is run. Ng and Cardie (2002a) trains a separate anaphoricity classifier in addition to a corefer- ence model. The anaphoricity classifier is applied as a filter and only anaphoric mentions are later ... See full document

... for coreference resolution due to their efficiency and effectiveness, and they have often been taken as base models in ensemble learning (Rahman and Ng, 2011a; Munson et ...other coreference meth- ... See full document

... open-domain coreference resolution, which aims to resolve all pronominal and nomi- nal mentions in text, here we consider as anaphors only en- tity and event mentions that participate in fragments of pro- ... See full document

... ence resolution aims to identify a set of mention clusters, each of which refers to the same ...final coreference clusters can be recovered with a backtracking step on the antecedent ... See full document

... phenomena. Resolution of pronouns and zero pronouns with grammatical roles other than subject are based on the obliqueness hierarchy and closeness to the ... See full document

... our approach, we plan to pursue several ...and coreference resolu- tion in the resource-rich ...projecting coreference annotations, our translation-based approach and Camargo de Souza ... See full document

... Since it was not possible to compare their re- sults to those obtained in a similar setting, we briefly compare them to the most closely related work on annotation projection for coreference resolution. ... See full document

... of NP coreference resolution as cues for evaluating dis- course coherence in a ...to coreference relations as indicators of discourse coherence, the relations are sometime sparse in a text, ... See full document

... Coreference Resolution itself is an old, but un- solved task on which a huge amount of effort was spent during the last 40 ...are based on machine learning ...an approach is to avoid problems ... See full document

... 4 Coreference Chain Construction 4.1 Coreference Chain Construction-English The evaluation on development data shows that the achieved precision of our system is better than ...or NP-NP ... See full document

... mostly based on pairwise models, graph partitioning and entity- mention ...proposal approach for learning-based reference resolution task in multiple ... See full document

... state-of-the-art coreference resolvers use machine learning (Witten, Hall & Frank, 2011), many coreference relations can be resolved using relatively simple rules and recent work has shown that rule ... See full document

... This paper presents a robust system for the automatic extraction of bio-molecular events from scientific texts. Event extraction pro- vides information in the understanding of physiological and pathogenesis mechanisms. ... See full document

... unsupervised approach that partitions noun phrases into coreferent groups through clustering ...anaphora resolution using unsupervised methods to extract useful information, such as gender and number (Ge et ... See full document

... be based, even though par- tially, on the number of expressions the coreference chains have in ...a coreference chain do not contribute in the same way to the identification of the referent, we ... See full document

... State-of-the-art coreference resolution engines show similar performance figures (low sixties on the MUC-7 ...of coreference resolution – we present a detailed error analysis in order to ... See full document

... (b) For each candidate added in 2(a), add the non-pronouns in the current, the previous and the next sentences into the candidate set. During resolution, we filter the candidates for each encountered pronoun in ... See full document