Báo cáo khoa học: "A LOGICAL APPROACH TO ARABIC PHONOLOGY" ppt

... A LOGICAL APPROACH TO !ARABIC PHONOLOGY Steven Bird & Patrick Blackburn University of Edinburgh, Centre ... ABSTRACT Logical approaches to linguistic description, particu- larly those which employ feature structures, have generally treated phonology as though it was the same as orthography. This approach ... where the phono- logical shape of a morpheme can be heavily...

Ngày tải lên: 09/03/2014, 01:20

... history of natural language understanding work, semantic and pragmatic constraints are known to be indispensable and are recommended to be represented in some formal way and to be referred to ... A STOCHASTIC APPROACH TO SENTENCE PARSING Tetsunosuke FuJisaki Science Institute, IBM Japan, Ltd. No. 36 Kowa Building 5-19 Sanbancho,Chiyoda-ku Tokyo 102, Japan ABSTRACT ... by...

Ngày tải lên: 08/03/2014, 18:20

... seeds are retrieved from 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 ... from logical subject to verb e.g. He said she would want him to join. Æ he: Has_Predicate(say) she: Has_Predicate(want) him: Has_Predicate(join) (2) Object_Of : from logical...

Ngày tải lên: 20/02/2014, 16:20

... such ques- tions implicitly by proceding to answer the ques- tion or to seek information relevant to formulat- ing an answer. However IS may refuse to accept the question posed by IP because ... pushed onto the discourse stack. [SP2]When IS poses a question to IP, Expand- Question is pushed onto the discourse stack. Once IP begins answering the question, the stack is popped...

Ngày tải lên: 21/02/2014, 20:20

... SThe ruJels may need to be used tecureively to get to a constanL aEvery expression in WML has a type. 4.1.¢ Knowledge Acquisition We have developed two complementary tools to greatly increase ... has a role from A to B (or from B to A) can be referred to by a definite NP. This has not yet been integrated into the Janus model of reference processing [4]. 4.3.2. Metonymy...

Ngày tải lên: 21/02/2014, 20:20

... subsequent modification to the system resulted in over 96 per cent of word tags being correctly assigned automatically. The remaining 3 to ~ per cent were corrected by human post-editors. ~brk is ... programs was devised to automatically produce a single level of grammatical description with one word tag representing the word class or part of speech of each word token in the c...

Ngày tải lên: 22/02/2014, 09:20

... these cytochromes have been proposed to be ter- minal Fe(III) and Mn(IV) reductases, although their role in the reduction of other metals is less well understood. To obtain more insight into this, we ... Journal compilation ª 2007 FEBS A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB J...

Ngày tải lên: 07/03/2014, 09:20

... op- eration. 3 http://www.extractor.com/ 928 Today, graph-based text representations are be- coming increasingly popular, due to their abil- ity to enrich the document model with syntactic and semantic relations. Salton ... weighted average of two “parent” vectors according to (Vignaux and Michalewicz, 1991). Formally, a new vector v will be created from two vectors v 1 and v 2 accordin...

Ngày tải lên: 07/03/2014, 22:20

... head” for the sentence. In order for the algorithm to parse sen- tences correctly, we will need to define D-rules to allow w 0 to be linked to the real sentence head. 3.3 ES99 (Eisner and Satta, ... inference rules. However, in order to de- fine such a formalism we have to tackle some issues specific to dependency parsers: • Traditional parsing schemata are used to de- fine gram...

Ngày tải lên: 08/03/2014, 01:20

... in bootstrapping to evaluate the quality of the pat- terns automatically. IE and QA approaches, due to uniqueness assumptions of the real-world rela- tions that these methods search for, have an auto- matic ... according to their dis- tributional similarity to the nouns “method” and “model”. Subsequently, the noun “method” is used to find transitive verbs and rank them according to...

Ngày tải lên: 08/03/2014, 02:21