simpler lognormal model with three variates

... achieve performance competitive with, or even superior to, that of B&L’s model without knowing the true coherence score given by human judges Evaluating our multiple-rank model in this task is crucial, ... set of permutations generated from our biased model) , our model s performance significantly exceeds B&L’s4 for all three metrics, especially as their model s performance drops for dataset Accidents ... resulting noise is reduced, and our model outperforms theirs And for dataset Accidents, our model consistently outperforms the baseline model by a large margin (with significance test at p < 01)...

Ngày tải lên: 22/02/2014, 02:20

... dt + σKt dZt Reduced Form with One State Variable Next, we consider three special cases in which the general two-state-variable model reduces to our baseline model with one state variable The ... start with the first-best efficient benchmark outcome that would emerge in an economy without frictions In absence of any frictions the social planner’s solution coincides with the market outcome With ... equity with value nt , which is held by the expert and outside equity, with value (1 − ϕt )nt /ϕt , held by less productive households At any moment of time t, an expert holds capital with value...

Ngày tải lên: 06/03/2014, 19:20

... parameters 4864 20D model lumping & fitting 20L8D model elimination of variables elimination of variables 20E6D model 20LE3D model Fig Overview of the model reductions The 20D model is the model described ... the three model reductions in detail, and present the resulting models Construction of the 20L8D model by LASCO A traditional approach to model reduction is lumping In essence, a simpler model ... Table lists the 5D and 6D models with complex eigenvalues None of the models with a lower dimension has complex eigenvalues The only model with complex eigenvalues with positive real parts, and...

Ngày tải lên: 07/03/2014, 11:20

... Pseudo-Negative samples We propose a novel discriminative language model; a Discriminative Language Model with PseudoNegative samples (DLM-PN) In this model, pseudo-negative examples, which are all assumed ... achieves high performance with very few features We then examined the effect of PKI Table shows the results of the classier with rd order polynomial kernel both with and without PKI In this experiment, ... sentences Another interesting idea is to work with probabilistic language models directly without sampling and nd ways to construct a more accurate discriminative model Michael I Jordan David M Blei,...

Ngày tải lên: 08/03/2014, 02:21

... toolkit (Carletta et al., 2003) defines a data model that is close to our model, although it allows to express hierarchical relations explicitly The model supports a labelled pointer relation which ... associate with one markable (the source) one or more target markables in an intransitive, directed fashion Simplified MMAXQL Simplified MMAXQL is a variant of the MMAXQL query language It offers a simpler ... Operators The whole point of querying corpora with multilevel annotation is to relate markables from different levels to each other The reference system with respect to which the relation between...

Ngày tải lên: 08/03/2014, 04:22

... uses them as new features Table shows the model s performance on the three verbs with or without using lexical sets As we see, lexical sets improves the model s performance on all of them, especially ... 34.63 69.03 19.71 Table Clustering performance with and without lexical sets for three Chinese verbs Conclusion We have shown that an EM clustering model that uses rich linguistic features and ... unsupervised learning models (i.e., models trained on unlabeled data) are more likely to be affected by noisy data than supervised ones Since all the features used in our model are extracted from...

Ngày tải lên: 08/03/2014, 04:22

... form with its lemma Such a view seems highly questionable for the majority of regular forms In order to settle this issue, we trained three language models: one with lemmas (LM1), another with ... complex syntactic features, they obtained an adjacent accuracy of 52% with a PO model, and 45% with a MLR model However, they worked with 12 levels, which may explain their lower percentage For French, ... This procedure, described by Hosmer and Lemeshow (1989), consists of examining models with one, two, three, 7.1 Models evaluation The evaluation measures most commonly employed in the literature...

Ngày tải lên: 08/03/2014, 21:20

... parameters trained without the GI encoding (i.e., the DPLVM) The results in Table demonstrate that the DPVLM+GIB model significantly outperformed the other models because the DPLVM+GI model improved ... the proposed models to the task of abbreviation recognition, in which a model extracts the abbreviation definitions in a given text To the extent of our knowledge, this is the first model that can ... models (DPLVMs) (Morency et al., 2007; Petrov and Klein, 2008) for abbreviating terms The DPLVM is a natural extension of the CRF model (see Figure 2), which is a special case of the DPLVM, with...

Ngày tải lên: 17/03/2014, 01:20

... test data with respect to the tree A comparison with the perplexity of a standard back-off trigram model will indicate which model performs better Although decision-tree letter language models are ... well as interpolation with a standard trigram model eliminates the zero probabilities 2.2 T h e Hierarchical Classification of Words The goal is to build a binary tree with the words of the vocabulary ... can be initialized with classes based on parts of speech or meaning, thus taking account of prior expert information The approach is to construct the tree backwards Starting with single-word classes,...

Ngày tải lên: 17/03/2014, 07:20

... translation model is implemented as an N-gram model of operations using SRILM-Toolkit (Stolcke, 2002) with Kneser-Ney smoothing We use a 9-gram model (m = 8) Integrating the language model the ... n-gram models: J px (E) ≈ p(wj |wj−m+1 , , wj−1 ) j=1 where m = (5-gram model) for the standard monolingual model (x = LM ) and m = (same as the operation model5 ) for the prior probability model ... is 1049 where pLM (E) is the monolingual language model and p(F, E) is the translation model But our translation model is a joint probability model, because of which E is generated twice in the...

Ngày tải lên: 30/03/2014, 21:20

... and SU(3)C ⊗ SU(3)L ⊗ U(1)X models with β arbitrary”, Eur Phys J C42, 325 (2005) Dong, P.V and Long, H.N., “Electric charge quantization in SU(3)C ⊗ SU(3)L ⊗ U(1)X models”, Int J Mod Phys A21, ... “SU(3)C ⊗ SU(3)L ⊗ U(1)X model with two Higgs triplets”, Phys Rev D73, 035004 (2006) Dong, P.V., Long, H.N and Soa, D.V., “Higgs-gauge boson interactions in the economical 3-3-1 model , Phys Rev D73, ... SU(3)C ⊗ SU(3)L ⊗ U(1)X model with righthanded neutrinos”, Eur Phys J C48, 229 (2006) Dong, P.V., Long, H.N and Nhung, D.T., “Atomic parity violation in the economical 3-3-1 model , Phys Lett B639,...

Ngày tải lên: 03/04/2014, 12:22

Ngày tải lên: 12/06/2014, 11:37

... receptor binding, k2 with displacement from the receptor, k3 with cellular internalisation, and k4 with externalisation Besides the compartmental analysis, a non-compartmental model based on the ... system (Biograph™ mCT, 128 S/X, Siemens Co, Erlangen, Germany) with an axial field of view of 21.6 cm with TrueV, operated in a three- dimensional mode, was used for all animal studies The system ... supplemented with mmol/L glutamine and 10% fetal calf serum Adherent cells were dislodged with trypsin/ethylenediaminetetraacetic acid (0.02%: 0.05%, w/v) For PET-studies, × 106 cells in 200 µl RPMI without...

Ngày tải lên: 18/06/2014, 18:20

... experiments, germinal vesicle (GV) oocytes were manually denuded with a glass pipette, pooled, and divided into DMEM with 10% FBS with or without insulin and/or varying concentrations of metformin ... and ovulation in mouse models which demonstrate metabolic and reproductive characteristics of women with PCOS We utilized two different leptin mutant mouse strains Both models, B6.Cg-m+/+ Lepob/J ... animal models Previous data in the bovine model have demonstrated that metformin results in inhibition of maturation of denuded (DO) and non denuded oocytes A similar effect was seen with a specific...

Ngày tải lên: 20/06/2014, 07:20

... was to model the net cost of such a strategy, using data from a large public sector treatment facility in Johannesburg Methods Model We developed a state-transition decision (Markov) model to ... 2004 to 2010 [4] These guidelines were used because all model parameters are based on patient data accrued prior to 2010 The decision model, which was programmed in TreeAge Pro 2009 (TreeAge ... MA), is illustrated in Figure A hypothetical cohort of patients move through the model in six-month cycles, beginning with first-line ART initiation and continuing for a total of five years of follow...

Ngày tải lên: 20/06/2014, 08:20

... study is a case series with three comparison groups (stroke, CHF and caregivers) Since age has a significant impact on QOL, the three groups were paired for age (aged within years of the stroke ... activities), each with one normal (no complaint) level and two increasingly abnormal levels [11,12] In order to derive a composite score, each domain was weighted using a modeling equation, with total ... variables between groups, with Scheffè’s test for post-hoc comparisons Categorical variables were compared using the Chisquare test for the three comparison groups, with the plan of further pairwise...

Ngày tải lên: 20/06/2014, 15:20

... Packet-layer VQA model Page of 13 Decoded video signal - various error concealment artifacts - Media-layer model Bitstream-level VQA model Hybrid VQA model Figure Scope of the four types of VQA models ... system planning modeling, but are not effective for quality monitoring model It can be seen in Figure that our model proposed a better metric, MLoVA, which is more consistent with subjective ... packet-layer model is computationally lightweight, it can be deployed in large scale along the media service chain The video quality model of ITU-T standard P.NAMS (Non-intrusive parametric model for...

Ngày tải lên: 21/06/2014, 00:20

... interaction model with self and cross-diffusion,” Ecological Modelling, vol 141, no 1–3, pp 67–76, 2001 20 K Kuto and Y Yamada, “Multiple coexistence states for a prey-predator system with cross-diffusion,” ... and M Wang, “Qualitative analysis of predator-prey models with Beddington-DeAngelis functional response and diffusion,” Mathematical and Computer Modelling, vol 42, no 1-2, pp 31–44, 2005 19 B Dubey, ... advection,” Mathematical Modelling of Natural Phenomena, vol 3, no 3, pp 42–86, 2008 23 Y Du, P Y H Pang, and M Wang, “Qualitative analysis of a prey-predator model with stage structure for the...

Ngày tải lên: 21/06/2014, 05:20

... transition usually starts with an ATG, the exon to junk transition, ends with one of the stop codons {TAA, TAG, TGA} Nearly all eukaryotic introns start with GT and end with with AG (the AG-GT rule) ... with pde and zde contributions As show in Figures and 5, the performance of the result has about 3% to 4% drop (conversely, the performance improvement with HMMD modeling, with the duration modeling ... Markov models work best, with the fifth order Markov model having a notably smaller spread in values consistent with [27] and validating the rapid tuning performed in Figures 2–5 (that proceeded with...

Ngày tải lên: 21/06/2014, 08:20