semantic representation of sentences
Báo cáo khoa học: "A STRUCTURED REPRESENTATION OF WORD-SENSESIR OR SEMANTIC ANALYSIS" pdf
... structured representation of semantic knowledge (e.g. word-senses) has been defined at the IBM Scientific Center of Roma, as part of a project on Italian Text Understanding. This representation, ... study of examples found in the analyzed domain. The final set is a trade-off between two competing requirements: 2. A large number of conceptual relations improves the expressiveness of the representation ... the other system components. The semantic processor consists of a semantic knowledge base and a parsing algorithm. The semantic data base presently consists of 850 word-sense definitions; each...
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Tài liệu Báo cáo " Grammatical and semantic features of some adjectives denoting happiness - the feeling of pleasure " pdf
... respect of semantics, “glad” and “pleased” have one of their senses of denoting the feeling of pleasure when something good has happened. “Cheerful” has one of three senses suggesting one of the ... Grammatical features and semantics of “Glad” “Glad” has a number of the syntactic functions as head of an adjectival phrase, N.T.T. Huong, N.T.V. Lam / VNU Journal of Science, Foreign Languages ... happy choice of the words. The happy choice and the correct use of the words by the translators, as a matter of fact, are subject to the mastering of the grammatical features and semantic structures...
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Tài liệu Báo cáo khoa học: "Understanding the Semantic Structure of Noun Phrase Queries" pptx
... LinguisticsUnderstanding the Semantic Structure of Noun Phrase QueriesXiao LiMicrosoft ResearchOne Microsoft WayRedmond, WA 98052 USAxiaol@microsoft.comAbstractDetermining the semantic intent of webqueries ... the semantic structure of noun phrase queries, i.e., IHs, IMsand the semantic labels of IMs. In particular, weinvestigate the use of transition, lexical, semantic and syntactic features. The semantic ... respectively. For both A3and A4, the number of such semantic features isequal to the number of lexicons multiplied by thenumber of state labels.The same source of semantic knowledge can beconveniently...
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Tài liệu Báo cáo khoa học: "Identifying the Semantic Orientation of Foreign Words" pdf
... semantic orientation of for-eign words. Identifying the semantic orienta-tion of words has numerous applications in theareas of text classification, analysis of prod-uct review, analysis of ... LinguisticsIdentifying the Semantic Orientation of Foreign WordsAhmed HassanEECS DepartmentUniversity of MichiganAnn Arbor, MIhassanam@umich.eduAmjad Abu-JbaraEECS DepartmentUniversity of MichiganAnn ... online discussions. Identifyingthe semantic orientation of English words hasbeen extensively studied in literature. Most of this work assumes the existence of resources(e.g. Wordnet, seeds,...
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Tài liệu Báo cáo khoa học: "The Utility of a Graphical Representation of Discourse Structure in Spoken Dialogue Systems" ppt
... paper we explore the utility of the Naviga-tion Map, a graphical representation of the dis-course structure. As our first step towards under-standing the benefits of the NM, we ran a user study ... Aspects of Coherence in Student Essays. In Proc. of HLT-NAACL. J. Hirschberg and C. Nakatani. 1996. A prosodic analy-sis of discourse segments in direction-giving mono-logues. In Proc. of ACL. ... perception of the system. We find that the NM presence significantly improves user’s perception of the system in terms of their ability to concen-trate on the instruction (Q3), in terms of their...
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Tài liệu Báo cáo khoa học: "Semantic Classification of Noun Phrases Using Web Counts and Learning Algorithms" ppt
... in this paper was twofold. Firstly, we wanted to compare the performance of different machine learning algorithms on the task of map-ping from a vector of web frequencies of para-phrases containing ... which one of the nouns modifies another semantically in this context. We excluded deter-miners on the basis that the presence of a deter-miner does not affect the semantic properties of the interaction ... mechanisms of these different learning approaches will be discussed briefly in Section 4. 3 Related Work 3.1 Web Mining Much of the recent work conducted on the problem of assigning semantic...
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Tài liệu Báo cáo khoa học: "Extracting Semantic Orientations of Words using Spin Model" pdf
... :¯xnewi=xixiexpβxijwij¯xoldjxiexpβxijwij¯xoldj. (7)4 Extraction of Semantic Orientation of Words with Spin ModelWe use the spin model to extract semantic orienta-tions of words.Each spin has a direction taking one of two values:up or ... proposed a method for ex-tracting semantic orientations of words with boot-strapping. The semantic orientation of a word isdetermined on the basis of its gloss, if any of their52 hand-crafted rules ... AnalysisWe investigated a number of errors and concludedthat there were mainly three types of errors.One is the ambiguity of word senses. For exam-ple, one of the glosses of “costly”is “entailing...
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Tài liệu Báo cáo khoa học: "Prosodic Aids to Syntactic and Semantic Analysis of Spoken English" ppt
... construction of a prototype system for the understanding of spo- ken requests to an electronic directory assis- tance service, such as finding the phone number and address of a local business that offers ... application in terms of the value of the =breaking indices" based on relative duration of phonetic segments. For instance the rule VP -> V Link PP applies only when the value of the link is ... purpose of utteranc- es and their domain context, it is then possible to correct some of the insertion and mis-recognised word errors from the SR and determine the com- municative intent of the...
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Tài liệu Báo cáo khoa học: "REPRESENTATION OF TEXTS FOR INFORMATION RETRIEVAL" pdf
... volume constraints typical of DR systems. The modi~,cations are designed to recognize such aspects of discourse structure as establishment of topic; "setting of context; summarizing; concept ... discourse- final sentences; title words in the text: equivalence relations; and foregrounding devices (Figure 4). i. Repeat first and last sentences of the text. These sentences may include ... effectiveness of the various modifications in im- proving the original representations. Reference i. Belkin, N.J., Brooks, H.M., and Oddy, R.N. 1979. Representation and classification of knowledge...
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Tài liệu Báo cáo khoa học: "THE REPRESENTATION OF INCONSISTENT INFORMATION IN A DYNAMIC MODEL-THEORETIC SEMANTICS" ppt
... presence of intensional substitution failure is one of the important tests of a theory of propositional attitudes. This mechanism is a correlate of that of Thomason [1980], with the addition of ... finite subset of information that is needed to determine the meanings of the sentences actually presented to the system. Dynamic model-theoretic semantics allows the evaluation of a formula ... problem. I. INTRODUCTION In model-theoretic semantics, the semantics of a sentence is represented with a logical formula, and its meaning is the result of evaluating that formula with respect...
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