báo cáo khoa học: "Empirical Bayes estimation of parameters for binary traits" pptx

... components of themode of f (0, u, r j Y, g = g) correspond to the mode of f (0, u ! Y, g, i) where t isEmpirical Bayes estimation of parameters for n polygenic binary ... thecomponents of the dispersion structure and predictors of linear combination of 0 whichcan be viewed as of the empirical. Bayes type. We consider the situation of n jointlydistributed ... r’&dquo; 11 so as to save time. In fact, for values of E2 of the order of 10-3, the number of iterations required for g can be reducedconsiderably. In this study,...

Báo cáo khoa hoc:" Comparison between estimation of breeding values and ﬁxed effects using Bayesian and empirical BLUP estimation under selection on parents and missing " doc

... of Bayesianprocedure did not lessen the effects of not accounting for missing PI whennon random selection was applied. These results reinforce the importanceand need for properly account for ... Theapplicability of Bayesian methods for genetic evaluation is already possibleroutinely for moderately sized problems.4. CONCLUSIONSBayesian and EBLUP estimation did not differ over the range of simulatedsituations ... estimates of breeding values and of contrasts of CG effects were higher than 0.998 (data not shown).Bayesian versus empirical BLUP estimation 53grouping strategy [24], solutions for the genetic...

Báo cáo khoa học: "Similarity-Based Estimation of Word Cooccurrence Probabilities" doc

... involve addi- tional information sources. In addition, the back-off model does not require complex estimations for inter- polation parameters. A hack-off model requires methods for (a) discounting ... thank Slava Katz for discussions on the topic of this paper, Doug McIlroy for detailed comments, Doug Paul 5For WSJ trigrams, only 58.6% of test set trigrams occur in 40M of words of training (Doug ... smoothing for stochastic language modeling. In Pro- ceedings of ICASSP, volume I, pages 161-164. IEEE. Good, I.J. 1953. The population frequencies of species and the estimation of population parameters. ...

Báo cáo khoa hoc:" EM-REML estimation of covariance parameters in Gaussian mixed models for longitudinal data analysis" docx

... x)=lnp(x|γ)ofx as a function of γ. Here L(γ; x) can be decomposed as the sum of the log-likelihood of u as afunction of g and of the log-likelihood of ε∗= y −Xβ −Zu as a function of r,L(γ; ... I., Empirical Bayes estimation of parameters for n polygenic binary traits, Genet. Sel. Evol. 19 (1987) 197–224.[7] Foulley J.L., Gianola D., San Cristobal M., Im S., A method for assessingextent ... number of parameters. As a matter of fact, as shown in Table III, one can construct several modelswith the same number of parameters which cannot be compared. There aretwo models with two parameters...

báo cáo khoa học: "On the estimation of genetic parameters components via variance" pptx

... separately for three data sets:i) offspring of pure Braunvieh sires, born 1971-1972;ii) offspring of pure Braunvieh sires, born 1973-1975;iii) and offspring of F, bulls, ... for very small h’, since with respect to thequadratic form for q,, H IV and MINQUE converge for 112 - 0, but they are different for qo, where a form is used for ... models of grouping sires were considered. For all methods, the exact variances of the estimators werecalculated for given true variance components and assuming normality of...

Báo cáo khoa học: "Weakly Supervised Learning of Presupposition Relations between Verbs" pptx

... question of including patternsin the feature set. In this paper we used the samecombination of features for all classifiers.7 AcknowledgementsI would like to thank Anette Frank for supervision of ... difficulty of decision in the annotation of fine-grained semantic relations.2While the first gold standard dataset of verbpairs was annotated out of context, we constructeda second gold standard of ... accu-racy results for each semantic relation6.Results for token-based classification. We alsoevaluate the accuracy of classification for token-based classification as the number of instanceswhich...

Báo cáo khoa học: "Minimizing the Length of Non-Mixed Initiative Dialogs" pptx

... corre-sponds to the problem of ﬁnding where the value of falls in the sorted list of proba-bilities of success of the unique questions of . Ifthe value immediately precedes the value of inthe list, then ... the proof of Theorem 2. Since the unique questions in areordered by increasing probability of success, ﬁnd-ing the optimal position of the common questionin the ordering of the questions of corre-sponds ... sequence of questions probabilities of success.Space considerations preclude a complete listing of the proof, but an outline follows.Figure 1 shows an expression for the expecteddialog length for...

Báo cáo khoa học: "A COMPOSITIONAL SEMANTICS OF TEMPORAL EXPRESSIONS IN ENGLISH" pptx

... important to incorporate time information explicitly at the level of logical form. A second reason for preferring the style of 10 A COMPOSITIONAL SEMANTICS OF TEMPORAL EXPRESSIONS IN ENGLISH ... logic time-dependency of information enters into the definition of the notion of a proposition. Propositions are defined as functions from a set of times TI to the set of truth values true ... therefore, imperative that at the level of semantic representation of the natural language input an adequate analysis can be provided for those linguistic expressions that carry time infor-...

Báo cáo khoa học: "A Computational Theory of ProseStyle for Natural Language Generation" ppt

... looked at our treatment of four of the five points which we said at the onset of this paper had to b,~ considered by any theory of prose style. The fifth point, the kinds of information stylistic ... (1985a) WAGs as a Grammatical Formalism for Generation", pr~eedings of the 23rd Annual Meeting of the Association for Computational Linguistics, University of Chicago. McDonald D. & Pustejovsky ... the basis of how it can be realized. The total set of alternative phrasings for an information unit are prccomputed and stored within the linguistic component (i.e the third stage of the process)...

Báo cáo khoa học: "Evaluating Distributional Models of Semantics for Syntactically Invariant Inference" doc

... doc-trine of the canonical form. The traditional justiﬁ-cation for canonical forms is that they allow easyaccess to a knowledge base to retrieve some de-sired information, which amounts to a form of ... preferences of words. The vector representation of a word incontext depends on the inverse selectional prefer-ences of its dependents, and the selectional pref-erences of its head. For example, ... employ36Proceedings of the 13th Conference of the European Chapter of the Association for Computational Linguistics, pages 33–43,Avignon, France, April 23 - 27 2012.c2012 Association for Computational...

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