a framework for unsupervised learning of dialogue strategies

... Abbreviations — V & G: Vartanian and Goel (2004); K & Z: Kawabata and Zeki (2004); C-C et al: Cela-Conde and colleagues (2004). 382 M. Nadal et al. the neuroanatomical correlates of aesthetic ... frontal activity detected by Cela-Conde et al. (2004) (dorsolateral), Kawabata and Zeki (2004) (orbitofrontal) and Vartanian and Goel (2004) (anterior cingulate) was associated with positive ratings. ... the advantage of studying reactions to real art and the disadvantage that any two works of art differ from each other in several different respects, so that the actual factor responsible for 394...

Ngày tải lên: 19/02/2014, 17:20

... EXEM- PLARS: A Practical Exensible Framework for Real-Time Text Generation, In Proceedings of the 9th International Workshop on Natural Language Generation, Ontario, Canada. 722 Presentation ... a llnearized list of all the lexemes and punctu- ation marks composing a sentence. The format of the declarative lexicon and of the grammar rules is that of the REALPRO realizer, which ... optional except for the name of the exemplar: • Name: Specification of the name of the ex- emplar. • Parameters: Specification of the arguments passed in parameters when the exemplar is called....

Ngày tải lên: 08/03/2014, 05:21

... Estimation of the quality of an automatic summary We are now looking for a function Q M,x (a) that estimates the quality of an automatic summary a ∈ A, given a set of models M and a similarity ... Spain {enrique,julio,anselmo,felisa}@lsi.uned.es Abstract This paper presents a probabilistic framework, QARLA, for the evaluation of text summarisation systems. The in- put of the framework is a set of man- ual ... paper, we introduce a probabilistic framework, QARLA, that addresses such issues. Given a set of manual summaries and another set of baseline summaries per task, together with a set of similarity...

Ngày tải lên: 17/03/2014, 05:20

... particular natu- ral language may have many paradigms. In Eng- lish, a language with very little inflectional mor- phology, there are at least two paradigms, a noun paradigm consisting of two ... this framework in place, defining search strategies for morpheme discovery becomes a natural and straightforward activity. 3 Inflection Classes as Motivation When learning the morphology of a ... 4.1 Candidate Inflection Class Search Space To define a search space wherein inflection classes of a natural language can be identified, my algorithm accepts as input a monolingual corpus for...

Ngày tải lên: 17/03/2014, 06:20

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Ngày tải lên: 21/06/2014, 08:20

... In Proc. of ACL- 03, pages 224–231, Sapporo, Japan. R. Yangarber, R. Grishman, P. Tapanainen, and S. Hut- tunen. 2000. Automatic Acquisition of Domain Knowledge for Information Extraction. In ... 1998) and Snowball (Agichtein and Gravano, 2000), because there is no gold-standard evaluation corpus available. We have adapted the evaluation method suggested by Agichtein and Gravano, i.e., ... data set. If at all possible, the training data should ex- hibit a skewed distribution of reports to events. Actually, such training data may be the only realis- tic chance for reaching a large...

Ngày tải lên: 23/03/2014, 18:20

... singular choice of edu cation, marketing, or force of law as a paradigm of choice. Each paradigm has a role to play in behavior management; behavior management must be considered from the pragmatic ... act as managers wish. If a libertarian were to allow any form of " Carrots, Sticks, and Promises / 29 a good understanding of and accommodate the target's MOAs and the trade-off of free ... to increase the health of the population and lower the cost of health care than can treatment of illness. In this article, a conceptual framework is proposed for the management of public health and...

Ngày tải lên: 18/02/2014, 02:20

... is a language-independent algo- rithm. English Phrase: the advisory committee Arabic Phrase: Alljnp AlAst $ Aryp Task: stem AlAst $ Aryp Choices Score AlAst$Aryp 0.2 AlAst$Aryp 0.7 AlAst$Aryp ... 1999). Usually, entire documents are translated by humans, and the sentence pairs are subsequently aligned by automatic means. A small parallel corpus can be available when native speakers and translators ... Unsupervised learning of the morphology of a natural language. In Computational Linguistics. Leah Larkey, Lisa Ballesteros, and Margaret Connell. Improving stemming for arabic information retrieval: Light...

Ngày tải lên: 08/03/2014, 04:22

... regularization for struc- tured latent variable models. Journal of Machine Learning Research, 99:2001–2049, August. Jianfeng Gao and Mark Johnson. 2008. A comparison of bayesian estimators for unsupervised ... that result in the same tagging, at all levels in the hierarchy: tag trigrams, bigrams and unigrams; and also words, character bigrams and character unigrams. To avoid this rather onerous marginalisation 2 we ... we employ a uniform Beta distribution (a x ∼ Beta(1, 1)), and for the concentration parameters we use a vague gamma prior (b x ∼ Gamma(10, 0.1)). All the hyper-parameters are resampled after every...

Ngày tải lên: 17/03/2014, 00:20

... application of Japanese Kana-Kanji conversion, which is the standard method of inputting Japanese text by converting the text of a syllabary-based Kana string into the appropriate combination of ... currently available in the marketplace, presumably due to the large amount of training data we used, and to the similarity between the training and the test data. Baseline Trigram Oracle of 100-best ... requires a large annotated training corpus and a decoder that assigns linguistic structure, which are not always available. This paper presents a new dependency language model (DLM) that captures...

Ngày tải lên: 17/03/2014, 06:20

... France {gendner,gabrieli,jardino,monceaux,pap,isabelle,anne}@limsi.fr Abstract This paper presents PEAS, the first comparative evaluation framework for parsers of French whose annotation formalism allows the annotation of both constituents and functional relations. ... Therefore, the need for a complete comparative evaluation framework — including a pivot annotation formalism, a reference treebank, evaluation metrics and the associated software — is increasing. It is ... Annotation formalism The definition of the annotation formalism is the core element of the evaluation process. Indeed, the formalism must have a coverage of syntactical phenomena as broad as possible...

Ngày tải lên: 17/03/2014, 22:20

... and Alicia Abella AT&T Labs Research 180 Park Avenue Florham Park, NJ 07932-0971 USA walker, diane,cak,abella@research.att.com Abstract This paper presents PARADISE (PARAdigm for Dialogue ... calculate c2 for Agent A, assume that the average number of repair utterances for Agent A& apos;s subdialogues that repair depart-city is 6, that the mean over all compa- rable repair subdialogues ... interactions are modeled as a coder, and the ideal interactions as an expert coder. 274 PARADISE: A Framework for Evaluating Spoken Dialogue Agents Marilyn A. Walker, Diane J. Litman, Candace A. Kamm...

Ngày tải lên: 17/03/2014, 23:20

... but often need to be integrated with the physical as part of larger influence xxiii Abbreviations ABP assumption-based planning ANOVA analysis of variance AOD Air Operations Directive ATO Air Tasking ... to larger models of influence in inter-• national a airs, including a discussion of available strategies for influencing adversaries (and others) and a description of a family of rational choice ... related to that behavior. e theory of planned behavior is an extension of the theory of reasoned action and adds a third variable—perceived behavioral control—as an additional predic- tor of...

Ngày tải lên: 22/03/2014, 23:20

... terms and locating instances of time where the count of chain starts and ends (boun- dary strength) achieves local maxima. Chan et al. (2007) enhanced this approach through statistical modeling ... modeling of lexical chain starts and ends. We further extend this approach in two aspects: 1) a Bayesian decision framework is used; 2) chain continuations straddling across boundaries are taken ... Modeling of Lexical Chain Features 4.1 Chain starts and ends We follow (Chan et al. 2007) to model the lexi- cal chain starts and ends at a story boundary with a statistical distribution. We apply...

Ngày tải lên: 23/03/2014, 17:20

... http://www.coli.uni-saarland.de/projects/sfb378/negra- corpus/negra-corpus.html (last access: 21st February 2006). 63 Page Search, as described in the next paragraphs) and a combination thereof. The parameter default is used, when no other parameters are assigned; ... results for all tasks, followed by the allintext parameter. Figure 3: Evaluation of the Google parameters Title Search To search only in the titles of the web pages has the advantage, that results can ... Geneva, Switzer- land. COLING. Robert Porzel, Hans-Peter Zorn, Berenike Loos, and Rainer Malaka. 2006. Towards a separation of prag- matic knowledge and contextual information. In Proceedings of...

Ngày tải lên: 23/03/2014, 18:20

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