Báo cáo khoa học: "Joint Inference of Named Entity Recognition and Normalization for Tweets" doc

... Linguistics Joint Inference of Named Entity Recognition and Normalization for Tweets Xiaohua Liu ‡ † , Ming Zhou † , Furu Wei † , Zhongyang Fu § , Xiangyang Zhou ♯ ‡ School of Computer Science and Technology Harbin ... dictionary of person names and frequency information for names in a collection; Cucerzan (2007) demostrates a large- scale system for the recogniti...

Ngày tải lên: 07/03/2014, 18:20

... Extraction of Japanese Named Entity 2.1 Task of the IREX Workshop The task of NE extraction of the IREX workshop (Sekine and Eriguchi, 2000) is to recognize eight NE types in Table 1. The organizer of ... experiments of extracting Japanese named entities from IREX corpus and NHK corpus show the effective- ness of the proposed method. 1 Introduction It is widely agreed...

Ngày tải lên: 20/02/2014, 09:20

... the web to be used for learning of Named En- tity Recognition systems. We use an NE list and an web search engine to col- lect web documents which contain the NE instances. The documents are refined through ... than that of a rule-based one. Various supervised learning meth- ods for Named Entity (NE) tasks were successfully applied and have shown reasonably satisfiable per-...

Ngày tải lên: 08/03/2014, 04:22

... Taiwan shukai@gmail.com Abstract Identification of transliterated names is a particularly difficult task of Named Entity Recognition (NER), especially in the Chi- nese context. Of all possible variations of transliterated named entities, ... syntagmatic comparison of Word Sketches for two different words. WSDiff query for w i and w j returns pat- terns that are common f...

Ngày tải lên: 17/03/2014, 04:20

... cor- pora, and show that it performs with very high coverage and accuracy in choosing French translations of English named- entity phrases in a test corpus of software manuals. Analysis of a subset of ... spe- cific entity. While often thought of in terms of categories such as persons, organizations, or lo- cations, in technical text a much wider range of types of enti...

Ngày tải lên: 17/03/2014, 22:20

... dimer for- mation with fragments of the K + -channel (c) insertion of CaM between two domains of the anthrax exotoxin (d) binding of Ca 2+ ions to only one EF-hand pair and (e) binding of CaM ... is dominated by two EF-hand pairs forming the C- and N-terminal lobes and a long a-helix connecting the two lobes. The two EF-hand pairs share 48% sequence identity and 75% sequen...

Ngày tải lên: 17/03/2014, 09:20

... unfolding of the proteins is required for dissociation of the complex and membrane binding. In the presence of membrane mimetics, the a-helical contents of Rv3619c and Rv3620 increased by 42% and 35%, ... comparative analysis of thermodynamic parameters of ESAT–CFP-10, Rv0287–Rv0288, and Rv3619c–Rv3620c. The stoichiome- try of interaction and values of K b and DH...

Ngày tải lên: 22/03/2014, 16:21

... intersection of this FSA and DCG is empty. Encoding of PCP. 1. For each I < i < k (k the length of lists A and B) define a DCG rule (the i - th member of A is al am, and the i-th member of ... follow- ing definition and example of a PCP are taken from (Hopcroft and Ullman, 1979)[chapter 8.5]. An instance of PCP consists of two lists, A = vx vk and...

Ngày tải lên: 31/03/2014, 06:20

... Buß University of Potsdam Department for Linguistics okko@ling.uni-potsdam.de Timo Baumann University of Hamburg Department for Informatics baumann@informatik.uni-hamburg.de David Schlangen University of ... model and its components. In Section 4 we then describe the data resources we used for the experiments and the actual implementation of the model, the base- lines for...

Ngày tải lên: 17/03/2014, 22:20

... informativeness of our metrics by evaluating joint segmentation and parsing perfor- mance for the Semitic language Modern Hebrew, us- ing the best performing systems, both constituency- based and ... re- alistic ones (not assuming gold segmentation and tags). Our evaluation of segmentation and parsing for Modern Hebrew sheds new light on the performance of the best parsing s...

Ngày tải lên: 23/03/2014, 14:20