extracting semantic orientations of phrases from dictionary

... 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 ... in extracting semantic orientations with high accuracy, even when only a small number of seed words are available. There are a number of directions for future work. One is the incorporation of ... : ¯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...

Ngày tải lên: 20/02/2014, 15:20

... type of phrase contains most of interesting properties of phrases, such as emergence or inversion of se- mantic orientations. In order to capture the properties of semantic orientations of phrases, ... context just as the semantic orientations of words do, but we would like to obtain the most basic orientations of phrases. We believe that we can use the obtained basic orientations of phrases for affect ... structure of the semantic orientations of phrases. Inui (2004) introduced an attribute plus/minus for each word and proposed several rules that determine the semantic orientations of phrases on...

Ngày tải lên: 17/03/2014, 22:20

... since Lakoff (1965). (For a more precise seman- tic characterization of stativ¢s see Dowty, 1979.) Classic examples of stative verbs are know, believe, desire, and love. A number of syntactic ... investigating automatic acquisition of semantics. Hindle and Smadja and McKeown rely purely on the ability of one particular word to statistically predict the occurrence of another in a particular ... second source of noise is failure of the learner to detect the cue accurately. The accuracy of our automatic cue detection detection is described in the following section. 2.5 Accuracy of Cue Detection...

Ngày tải lên: 24/03/2014, 05:21

... constructing a semantic- role dictionary for nouns in the special format for machine-use. 3 Interpretation of N1 no N2 using a Dictionary Semantic- role information of nouns in an ordi- nary dictionary ... 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. ... upper levels of NTT Semantic Feature Dictionary. that the verb kakou-suru takes two cases, nouns of AGENT semantic feature can fill the ga-case slot and nouns of CONCRETE semantic feature...

Ngày tải lên: 08/03/2014, 06:20

... Extracting Semantic Roles from a Model of Eventualities Sylvie Ratt6 Universit6 du Qu6bec fi MontrSal / Linguistics ... perceived instigator of the action). Since one of the desired characteristic of a roles system is the power to discriminate events [5] (another "desired" property being to offer an easier ... property being to offer an easier selection of grammatical functions), the recognition of semantic roles should be linked to the interpretation of the event, that is to their dy- namic properties....

Ngày tải lên: 17/03/2014, 08:20

... 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 ... also interested in comparing the perform- ance of machine learning algorithms on the task of mapping from n-gram frequencies of joining terms to semantic relations. For the experiments we use ... which joining terms are good predictors of a semantic relation, and which learning algorithms perform best at the task of mapping from joining terms to semantic relations for modifier-noun compounds....

Ngày tải lên: 20/02/2014, 12:20

... Acquisition of a Lexicon from Semantic Representations of Sentences* Cynthia A. Thompson Department of Computer Sciences University of Texas 2.124 Taylor Hall Austin, ... map- ping of words to their semantic representa- tion is presented and a preliminary evalua- tion is performed. Tree least general gener- alizations (TLGGs) of the representations of input ... a mapping of words to their semantic representa- tion, and which overcomes the above problems. Our system, WOLFIE (WOrd Learning From Interpreted Examples), learns this mapping from training...

Ngày tải lên: 17/03/2014, 09:20

... the standard de- viation of the initial estimates of the inside scores 262 Learning Translations of Named-Entity Phrases from Parallel Corpora Robert C. Moore Microsoft Research Redmond, WA 98052, ... coverage and accuracy in choosing French translations of English named-entity phrases in a test corpus of software manuals. Analysis of a subset of our results suggests that the method should also ... words or phrases that name a spe- cific entity. While often thought of in terms of categories such as persons, organizations, or lo- cations, in technical text a much wider range of types of entities...

Ngày tải lên: 17/03/2014, 22:20

... output what kind of and how many noun phrases, when it processes the texts like (17). Three kinds of noun phrases (maximal noun phrases, minimal noun phrases and ordinary noun phrases) are defined ... noun phrases are those noun phrases which are not contained in other noun phrases. In contrast, minimal noun phrases do not contain any other noun phrases. 3 This example is taken from N06:0280d-N06:0290d, ... book indexing, some kinds of maximal noun phrases, such as noun phrases postmodified by " ;of& quot; prepositional phrases, are suitable: but some are not, e.g., noun phrases modified by relative...

Ngày tải lên: 31/03/2014, 06:20

... or links as a part of the normal use of popular online services, so that the tags then become a form of categorization in themselves. Tags are usually semantic representations of abstract concepts created ... the Iskelmä and World genres (which were taken from another corpus of music), all of the songs that were eventually chosen in November 2008 from each of these genres could already be found on the ... Davis, Y Zhou, An Integrated Approach to Extracting Ontological Structures from Folksonomies, in Proceedings of the 6th European Semantic Web Conference on The Semantic Web. Research and Applications,...

Ngày tải lên: 21/06/2014, 17:20

... meet the need of our patient of removing the lipomatous formation while keeping the tattoo intact, during the surgical treat - ment of the lipoma, we followed the exact lines of the tattoo ... Pre-operative photo of the lipomatous formation with the tattoo. Figure 2 Four months post-operative result. DISCUSSION AND CONCLUSIONS No similar case of surgical removal of lipoma from an area ... procedure was found in literature. The intent of the case study is to highlight the use of pre-existing tattoo outline to minimize the appearance of surgical inci- sions. This procedure, in our...

Ngày tải lên: 25/10/2012, 11:35

... point from the U–T 1/2 plot in Fig. 1 of the discussed paper is not as difficult as that implied by the discussers. References Casagrande, ... Fundamentals of soil mechanics. John Wiley & Sons, New York. 700 pp. Feng and Lee © 2002 NRC Canada Feng and Lee 1003 I:\cgj\Cgj39\Cgj-04\T02-044.vp Thursday, July 25, 2002 8:31:56 AM Color profile:...

Ngày tải lên: 22/03/2013, 14:48

... 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

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Ngày tải lên: 05/09/2013, 09:38

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Ngày tải lên: 05/09/2013, 10:15

Ngày tải lên: 05/09/2013, 10:15