a rule based approach to group recommender systems

... less relevant parts in order to obtain the representation of an appropriate summary to be eventually translated into natural language. These last phases (i.e., pruning and generation) are, for ... definition. A procedural, knowledge -based approach comprising a set of rules that can assign relative importance values to the different parts of a text and can resolve or explain conflicting evaluations ... more appropriate. Such an approach allows taking into account in a flexible and natural way the variety of knowledge sources and processing activities that are involved in importance evaluation....

Ngày tải lên: 09/03/2014, 01:20

... aligned parallel data with a syntactic parser for source lan- guage based on both lexical and syntactical features. We evaluated our approach on large- scale Japanese-English and English-Japanese machine ... integrated into a phrase- based decoder serving as additional distortion fea- tures. We evaluated our approach on large-scale Japanese-English and English-Japanese machine translation tasks, and ... Translation: Syntactically Informed Phrasal SMT. In Proc. ACL, pages 271-279. A. Ramanathan, Pushpak Bhattacharyya, Jayprasad Hegde, Ritesh M. Shah and Sasikumar M. 2008. Simple syntactic and...

Ngày tải lên: 19/02/2014, 19:20

... effectiveness of a fea- ture based approach with the use of a state- of-the-art sequential learning technique that has proven successful for tasks such as “email act classification”. Our evaluation demonstrates ... investigate the use of state-of-the-art se- quential learning techniques that have proven suc- cessful for email act classification in comparison with a feature based approach. Our evaluation ... evaluated the feature based approach across all three dimensions and demonstrate that statistically significant improvements are achieved on all dimensions by adding context oriented fea- tures....

Ngày tải lên: 20/02/2014, 12:20

... The Attack Planner enables the user to state plan goals, launch the planner and view the attack plans generated. For example, a user can state the goal “An external user with no initial access ... querying capability was modified to allow users to define and save queries that correspond to specific compliance goals. For example, an IAVA can be converted into a query that finds machines ... users a deep analysis of the state of their network, particu- larly by demonstrating feasible attack plans that could be launched against it. Widespread application of CycSecure and adoption...

Ngày tải lên: 05/03/2014, 23:20

... Combinatory Categorial Gram- mar. Ph.D. thesis, University of Edinburgh. Prachya Boonkwan and Thepchai Supnithi. 2008. Memory-inductive categorial grammar: An ap- proach to gap resolution in analytic-language ... Work I have presented an approach to treating serial verb construction in analytic languages by incor- porating CCG with a memory mechanism. In the memory mechanism, fillers and gaps are stored as ... decomposition rule can be resolved by replacing the decomposition rule with a memory mechanism that associates fillers to their gaps. The memory mechanism also makes grammar rules more manageable because...

Ngày tải lên: 08/03/2014, 21:20

... Thus there is a social urgency to under- stand online chat language text. Chat language is anomalous and dynamic. Many words in chat text are anomalous to natural language. Chat text comprises ... are as stable as standard language. In chat term normalization, when the phonetic mapping models are used to represent mappings between chat term characters and standard counterpart characters, ... standard language as follows. ( ) () ∑ × × = i iislc slc pm AApsAfr AApsAfr AAob ),()( ),()( ),(Pr (2) In Equation (2) }{ i A is the character set in which each element i A is similar to...

Ngày tải lên: 17/03/2014, 04:20

... a head feature, it percolates up to any phrase projected from that head, and allows the PHON value of the lexical head to be accessed at that projection; i.e., headed phrases will also bear a specification ... mutt right away. b.*We took in h ˇ im right away. c. We took h ˇ im in right away. (14) a. Martha told Noel the plot of Gravity’s Rainbow. b.*Martha told Noel ˇ it. c. Martha told ˇ it to Noel. Pronominal ... Phonology: A Constraint -Based Approach. Studies in Natural Language Processing. Cambridge University Press. Alan W. Black and Paul Taylor. 1997. The festival speech synthesis system. Technical Report TR-83,...

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Ngày tải lên: 01/06/2014, 13:57

... presence or absence of affiliations with medical schools. The goal of Phase II was to conduct a quantitative analysis aimed at evaluating the impact of a wide range of patient and facility characteristics ... the variation in patient costs across VISNs and to assess the potential effects of modifications that might be made to VERA to account for such factors. Our approach was to create multivariate ... from the Phase II analysis. Our analytic approach closely resembles the approach that we took in the Phase II analysis. The analysis was structured to yield clear, policy-relevant, practical conclusions...

Ngày tải lên: 17/02/2014, 11:20

... Related Work Many approaches have been proposed in the literature of relation extraction. Among them, feature -based and kernel -based approaches are most popular. Kernel -based approaches exploit ... Existing approaches include feature -based and kernel -based classification. Feature -based approaches transform the context of two entities into a liner vector of carefully selected linguistic features, ... paper, we study a feature -based approach that basically integrates entity related information with context information. 3.1 Classification Features The classification is based on the following...

Ngày tải lên: 20/02/2014, 09:20

... potentially exhibits amine oxidase activity [26]. Hence, we may speculate that hmeprin has activity similar to BMP-1 ⁄ TLD-like metalloendopeptidases in that it acts as a procollagen C protease as well as an activator ... protein database (release 48.8) with fixed carbamidomethyl modification of cysteine residues, vari- able oxidation of methionine and variable deamidation of asparagine and glutamine. Parent and fragment ... S, Navarro JD, Amanchy R, Kristiansen TZ, Jonnalagadda CK, Surendranath V, Niranjan V, Muthusamy B, Gandhi TK, Gronborg M et al. (2003) Development of human protein reference database as an initial...

Ngày tải lên: 07/03/2014, 06:20

... regularities. For this reason, PP at- tachment is a comparatively difficult subtask for rule- based syntax analysis and has often been at- tacked by statistical methods. Because probabilistic approaches ... solve PP at- tachment as a natural subtask of parsing anyhow, the obvious application of a PP attacher is to in- tegrate it into a rule- based system. Perhaps sur- prisingly, so far this has rarely ... problems: The data-driven approach is at the mercy of its training set and cannot easily avoid mistakes that result from biased or scarce data. On the other hand, the rule- based approach depends entirely...

Ngày tải lên: 17/03/2014, 04:20