Báo cáo khoa học: "Semantic Acquisition In TELI: A Transportable, User-Customized Natural Language Processor" pptx

... the acquisition of information that enables non-trivial output formatting. In simple cases, a database administrator might want nine-digit values appearing in columns associated with social ... to acquire information that relates language concepts, e.g. subject of a given verb, to the columns of the database at hand. Like TELI, TQA avoids having to copy all database val...

Ngày tải lên: 17/03/2014, 20:20

... Core Language Engine (CLE; A1 - shawi et al, 198 8a, b) is a domain indepen- dent system for translating English sen- tences into formal representations of their literal meanings which are capable ... lexicography; lexical acquisition ABSTRACT The SRI Core Language Engine (CLE) is a general-purpose natural language front end for interactive systems. It trans- lates Engl...

Ngày tải lên: 22/02/2014, 10:20

... aiming at determining the correct rules and representations needed to build a representation of natural language meaning. In particular, compu- tational grammars were developed which by and large ... (uni- fication based) approach to semantic construction can be applied to Feature-Based Tree Adjoining Grammar (FTAG, (Vijay-Shanker and Joshi, 1988)). We relate our approach to existing...

Ngày tải lên: 08/03/2014, 21:20

... Twitter, messages can be an- notated with hashtags such as #bicycling, #happy and #sarcasm. We use these hashtags to build a labeled corpus of naturally occurring sarcastic, positive and negative ... that the remain- ing end hashtags were not part of the message. We thus eliminated messages about sarcasm such as “I really love #sarcasm” and kept only messages that express sarcasm, suc...

Ngày tải lên: 20/02/2014, 05:20

... transliteratingthat name. This monolingual tagging task is not trivial, as many Arabic words can be botha name and a non- name. For example, (aljzyre) can mean both Al-Jazeera and the island (or peninsula). Features ... not Senator John Kyle. For Arabic names, variation is generally acceptable if there is no one clearly dominant spelling in English, e.g. Gaddafi Gadhafi Qaddafi Qadhafi, as lo...

Ngày tải lên: 20/02/2014, 09:20

... mathemati- cal formalism, in the usual terminology of traditional German grammars. In Section 3, a mathematical formalism is proposed to state the rules and the grammar fragment described in Section ... field can be occu- pied by a non-verbal phrase or by a verb cre- ating an embedded domain. 3 Formalization A grammar in the formalism we introduce in the following will be ca...

Ngày tải lên: 20/02/2014, 18:20

... Fast exact inference with a factored model for natural language parsing. In Advances in Neural Informa- tion Processing Systems, volume 15. MIT Press. Ravi Kumar, Jasmine Novak, Prabhakar Raghavan, and ... and Stone, 2003; Robins et al., 2002). Goswami et al. (2009) add to Schler et al.’s approach using the same data and have a 4% increase in accu- racy. However, the paper is la...

Ngày tải lên: 07/03/2014, 22:20

... into account a semantic category of the other. In particular, one can represent a binary relation as a bipartite graph where the corresponding nodes (relation arguments) are connected. A natural ... domains, such as biomedical. For instance, in order to extract instances of a relation of protein interactions, one has to first identify all pro- tein names in text and, second,...

Ngày tải lên: 08/03/2014, 01:20

... sulfurs act as bridging ligands between two metal centers and the remaining six act as terminal ligands by coordinating to a single metal center. To date, this is the maximum structurally characterized Cd-to-cysteine ... available. The recombinant human a domain of metallothionein isoform 1a, which encompasses the metal-binding cysteines between Cys33 and Cys60 of the a domain of native...

Ngày tải lên: 16/03/2014, 06:20

... determining plurals and a few other reg- ular variants. The reason for keeping plurals outside the ontology is that plurals in ordinary text and in ontologies can have quite different meanings. There ... tokenized, and for each token a set of representations is calculated which map to sequences of digits as above. We then make an empty set of DFA instances (a pointer to the DFA, 2 An...

Ngày tải lên: 31/03/2014, 01:20