semantic orientations of phrases

Ngày tải lên: 17/03/2014, 22:20

... proposed a method for ex- tracting semantic orientations of words with boot- strapping. The semantic orientation of a word is determined on the basis of its gloss, if any of their 52 hand-crafted rules ... : ¯x new i =  x i x i exp  βx i  j w ij ¯x old j   x i exp  βx i  j w ij ¯x old j  . (7) 4 Extraction of Semantic Orientation of Words with Spin Model We use the spin model to extract semantic orienta- tions of words. Each spin has a direction taking one of two values: up or ... iteratively determines the semantic orientations of the words neighboring any of the seed words and enlarges the seed word set in a bootstrapping manner. Subjective words are often semantically oriented. Wiebe...

Ngày tải lên: 20/02/2014, 15:20

... 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 ... of a predi- cate verb or preposition (Levi 1978). However, whether the set of possible predicates numbers 5 or 50, there are likely to be some examples of noun phrases that fit into none of ... 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...

Ngày tải lên: 20/02/2014, 12:20

... Hi- taka. 1995. Semantic structure of Japanese noun phrases NP no NP (in Japanese). Transactions of Information Processing Soci- ety of Japan, 36(6):1441-1448. 488 Table 1: Semantic relations ... elementary problem of our method. Out of 175 phrases which should be interpreted as semantic- role relation based on the dictionary, 13 were not analyzed correctly because of this type of problem. ... both of DBA and SBA. The precision of DBA, the ratio of correct analyses to detected anal- yses, was 77% (=137/(137+19+21)); the re- call of DBA, the ratio of correct analyses to potential semantic- role...

Ngày tải lên: 08/03/2014, 06:20

... Use a phrase or clause of purpose into combine each pair of sentences below: 1. The boys stood on the benches. They wanted to get a better view. 2. We lower the volume of the radio. We do not ... French so that she will be able to speak it when she comes to Paris. III/ Change the phrases of purpose to clause of purpose or vice versa: 1. We hurried to school so as not to be late. 2. He climbed ... will be independent of their parents. 5. We should do morning exercises regularly so as to improve our health. 6. We should take advantage of the scientific achievements of the world so that...

Ngày tải lên: 09/06/2013, 01:27

Ngày tải lên: 26/11/2013, 13:16

Ngày tải lên: 26/11/2013, 13:21

Ngày tải lên: 26/11/2013, 13:29

Ngày tải lên: 26/11/2013, 13:31

Ngày tải lên: 20/12/2013, 18:33

Ngày tải lên: 22/12/2013, 12:54

Ngày tải lên: 22/12/2013, 12:54

... 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...

Ngày tải lên: 12/02/2014, 20:20

... Linguistics Understanding the Semantic Structure of Noun Phrase Queries Xiao Li Microsoft Research One Microsoft Way Redmond, WA 98052 USA xiaol@microsoft.com Abstract Determining the semantic intent of web queries ... the semantic structure of noun phrase queries, i.e., IHs, IMs and the semantic labels of IMs. In particular, we investigate the use of transition, lexical, semantic and syntactic features. The semantic ... respectively. For both A3 and A4, the number of such semantic features is equal to the number of lexicons multiplied by the number of state labels. The same source of semantic knowledge can be conveniently...

Ngày tải lên: 20/02/2014, 04:20

... semantic orientation of for- eign words. Identifying the semantic orienta- tion of words has numerous applications in the areas of text classification, analysis of prod- uct review, analysis of ... Okumura. 2005. Extracting semantic orientations of words using spin model. In ACL’05, pages 133–140. Peter Turney and Michael Littman. 2003. Measuring praise and criticism: Inference of semantic orientation from ... online discussions. Identifying the semantic orientation of English words has been extensively studied in literature. Most of this work assumes the existence of resources (e.g. Wordnet, seeds,...

Ngày tải lên: 20/02/2014, 05:20

... 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...

Ngày tải lên: 20/02/2014, 21:20

... resp. argument of the interpretation of their unifi- cation. This is then assigned the value-type of the functor. Figure 8 shows how the semantic represen- tation of one reading of sentence (7) ... of translation by projecting from the f-structure of a sentence of a given source language an addi- tional f-structure of its translation into some target language. Within the domain of semantic ... structure of figure 7 as the main functor (having widest scope), then we need a first argument of type (e,t) and a second argument of type e to get a meaning of type t. So, the rest of the structure...

Ngày tải lên: 22/02/2014, 10:20

... modified by intensifiers of degree such as ‘very’, ‘too’, ‘extremely’, etc [1]. They can function as head of adjectival phrases, pre-modifier of noun phrases, and complement of such verbs as ‘be’, ... has its subtle nuance of meaning in terms of grammar and semantics. In this article, we are to discuss the grammatical features [1,2] and semantic structures [3-5] of the English words and ... document. To get rid of these notes, please order your copy of ePrint 5.0 now. VNU Journal of Science, Foreign Languages 25 (2009) 165-173 165 Grammatical and semantic features of some English...

Ngày tải lên: 05/03/2014, 12:20

... the design and implementation of a parser for this kind of grammar. Section 5 gives an example of such a grammar designed for the purpose of automatic tagging of queries. Section 6 discusses ... 864 Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 861–869, Suntec, Singapore, 2-7 August 2009. c 2009 ACL and AFNLP Semantic Tagging of Web Search Queries ... the purpose of automatic tagging of the queries. We will define a set of probabilistic context-free rules, which generates bags (i.e. multi-sets) of words. Us- ing this new type of rule in...

Ngày tải lên: 08/03/2014, 00:20

... Evaluation Data For semantic type detection, we use 7 binary relations from the training set of the SemEval-2007 competition, all definitions of which share the re- quirement of the syntactic closeness of the ... presence of a general semantic category of one argument will re- quire a more specific semantic category for the other. Generalization per argument is, on the one hand, useful because none of the ... examples of the semantic types we found for each relation. Some of them are quite specific (e.g., Origin-Entity), while the other arguments may be very general (e.g., Cause- Effect). The examples of...

Ngày tải lên: 08/03/2014, 01:20