Tài liệu Báo cáo khoa học: "A Composite Kernel to Extract Relations between Entities with both Flat and Structured Features" ppt

... Linguistics and 44th Annual Meeting of the ACL, pages 825–832, Sydney, July 2006. c 2006 Association for Computational Linguistics A Composite Kernel to Extract Relations between Entities with both Flat ... the composite kernel and study the effective representation of a rela- tion instance. 3.1 Composite Kernel Our composite kernel consists of an entity...

Ngày tải lên: 20/02/2014, 12:20

... typically used to introduce top officials. For such cases, even without co-reference, system specific effort and tuning could potentially have improved –Coref’s ability to learn the relations. ... predicate-argument structure and em- ploy coreference. Section 3 describes our particular approach to pattern and relation instance scoring and selection. Another research strand...

Ngày tải lên: 20/02/2014, 04:20

... dissimilarities among the top 30 associations to palm are all in the upper half of the scale and not very distinct. The two expected clusters for palm, one relating to its hand and the other to its tree ... (contexts) and then applying a clustering algorithm to the row vectors (words) of the resulting matrix. This works well since it is a strength of SVD to reduce the e...

Ngày tải lên: 20/02/2014, 16:20

... chunks with proper name POS tags (NNP and NNPS) are extracted as NE candidates. The preceding word and the succeeding word of the NE candidates are also extracted. Then we apply the HMM to the ... the repository to train a decision list for NE classification. 3. The learned rules are applied to the NE candidates stored in the repository. 4. The proper names tagged in Step...

Ngày tải lên: 20/02/2014, 16:20

... 1995; Sutton-Spence and Woll, 1999). In the case of the former, signing space is used to gesture towards and point at objects and persons physically present and thus has similar- ities with body ... between objects and persons which are not present, position within signing space can be used to denote abstract referents. Similarities between to- pographic and syntactic...

Ngày tải lên: 20/02/2014, 16:20

... iodide and flow cytometry. Panels D and E display a flow cytometry analysis of cells stained with Annexin-V-Fluos and propidium iodide in the presence of daunorubicin or WP631, respectively. Apoptotic ... sensitivity of cells to damaging agents, including anthracyclines, might reflect cell death by apoptosis [18], the relationship between the efficacy of drug treatment and the induc...

Ngày tải lên: 20/02/2014, 23:20

... first expected to accept the question, either implicitly or expllcltly, and then answer the question. Upon posing a question to ~P, IS is expected to expand upon this question with subsequent ... Humans perslat in using abbreviated statements and queries, even in the presence o/ explicit and repeated instructions to adhere to syntactically and semantically complete...

Ngày tải lên: 21/02/2014, 20:20

... pertains to minimizing the con- stants needed From the constants BLACK -ENTITIES, GRAY -ENTITIES, CATS and MICE, the operators THE, POWER, KIND, and SAMPLE are used to derive the entities corresponding ... use concepts only to represent sets of entities indexed by time and world. Roles are used only to represent sets of pairs of entities, i.e., binary relations. Giv...

Ngày tải lên: 21/02/2014, 20:20

... occurs in newspapers, books and journals; and they also force issues - such as how to incorporate punctuation into the parsing scheme, how to deal with numbered lists and dates in brackets - ... word token of sample text, (3) the word tag for the word and (~) a field of hypertags and brackets showing the constituency-level status of each word token. Any amendments to...

Ngày tải lên: 22/02/2014, 09:20

... database and are listed in Table 1 together with their accession numbers and the organisms from which they originate. The protein sequences were used to infer the phylogenetic relationships. Both ... ancestral peroxidase gene which was already adapted to APX and CCP specificity was introduced o nce into the fungal progenitor, and all extant ascomycetous CCPs are offspring of th...

Ngày tải lên: 19/02/2014, 16:20