Báo cáo khoa học: "Annotating and Recognising Named Entities in Clinical Notes" pot

... Proceedings of the ACL-IJCNLP 2009 Student Research Workshop, pages 18–26, Suntec, Singapore, 4 August 2009. c 2009 ACL and AFNLP Annotating and Recognising Named Entities in Clinical Notes Yefeng ... reports on the challenges involved in creating the annotation schema, and recog- nising and annotating clinical named enti- ties. The information extraction task has ini...

Ngày tải lên: 08/03/2014, 01:20

... of named entities and their context 3. measuring context similarities among pairs of named entities 4. making clusters of pairs of named entities 5. labeling each cluster of pairs of named entities We ... F-measure, recall and precision at this co- sine threshold in both domains in Table 2. We got 80 F-measure in the PER-GPE domain and 75 F- measure in the COM-CO...

Ngày tải lên: 17/03/2014, 06:20

... defined one feature each for the nearest preceding and follow- ing adjective, adverb, preposition, and verb, and one additional preceding adjective and preposition and one additional following ... macro-averaged F 1 -measures, and showed substantial recall gains on the minority classes. 1 Introduction Since the beginning of the new millennium, there has been a growing need...

Ngày tải lên: 20/02/2014, 05:20

... di- agonal and negative values in all other cells. Among the six main relations listed at the top of Table 1, a small positive association was observed between INST and ABOUT, indicating that borderline ... decided. . . and principles of school manage- ment) and in- context interpretation is closer to the dynamic of real-world language use. Context can both help and hinder agreem...

Ngày tải lên: 20/02/2014, 12:20

... > HUMI which is intended to describe a crime committed by a person named John against a person named Mary, consisting of John's shooting Mary in the head, causing Mary's death. ... promote intimate interaction between conceptual and linguistic decisions. In particular, our claim is that a generation process cannot be modularized into a "conceptualizer" mo...

Ngày tải lên: 08/03/2014, 18:20

... concept based on the counts in P (t|m). 4.5 Linker and Ranker Training We train the coefficients for the ranker features us- ing a linear Ranking Support Vector Machine, using training data gathered from ... Wikipedia links are considered gold-standard links for the training process. The methods for compiling the Wikipedia training corpus are given in Section 5. We train the linker as a...

Ngày tải lên: 17/03/2014, 00:20

... original and re- peat correction utterances, matched on speaker and lexical content, we found overall increases in both utterance and pause duration from orig- inal to correction. Interestingly, ... corrections in speech input. In analyzing and identifying self-repairs, (Bear et al., 1992) and (Heeman and Allen, 1994) found that the most effective methods relied on iden...

Ngày tải lên: 17/03/2014, 07:20

... LICENSING AND TREE ADJOINING GRAMMAR IN GOVERNMENT BINDING PARSING Robert Frank* Department of Computer and Information Sciences University of Pennsylvania ... proposed parsing model. For details of the algorithm, see [Frank, 1990]. This mechanism operates in linear time and deterministically, while maintaining coarse grained (i.e. clausal) incrementality ... is sent off fo...

Ngày tải lên: 17/03/2014, 20:20

... (COLING 2010), Bei- jing, China. Joan Bresnan, Shipra Dingare, and Christopher D. Man- ning. 2001. Soft Constraints Mirror Hard Constraints: Voice and Person in English and Lummi. In Proceed- ings ... Linguistics. Aoife Cahill and Arndt Riester. 2009. Incorporating Information Status into Generation Ranking. In Pro- ceedings of the 47th Annual Meeting of the ACL, pages 817–825,...

Ngày tải lên: 23/03/2014, 16:20

... basal and PMA-mediated induction of DNase II transcription. These sites bind Sp1 and Sp3, and protein levels and binding of Sp1 and Sp3 are increased in PMA- treated cells. These findings indicate ... Sp1 and Sp3 are able to bind to the GC boxes and that binding of Sp1 forms complex C1 and binding of Sp3 forms complexes C2 and C3. PMA treatment increases Sp1 and Sp3 prote...

Ngày tải lên: 23/03/2014, 17:21