نتایج جستجو برای: dominance theory
تعداد نتایج: 807618 فیلتر نتایج به سال:
Work in syntactic theory has almost universally assumed that phrase structure is characterized in terms of the abstract structural relations of dominance and precedence. In this paper, we suggest instead that hierarchical structure is determined by a primitive relation of c-command. This proposal has the consequence that the range of possible phrase structures is substantially restricted in a l...
We introduce a dominance intensity measuring method to derive a ranking of alternatives to deal with incomplete information in multi-criteria decision-making problems on the basis of multi-attribute utility theory (MAUT) and fuzzy sets theory. We consider the situation where there is imprecision concerning decision-makers’ preferences, and imprecise weights are represented by trapezoidal fuzzy ...
An M ∨-matrix has the form A = sI − B, where s ≥ ρ(B) ≥ 0 and B is eventually nonnegative; i.e., B k is entrywise nonnegative for all sufficiently large integers k. A theory of M ∨-matrices is developed here that parallels the theory of M-matrices, in particular as it regards exponential nonnegativity, spectral properties, semipositivity, monotonicity, inverse nonnegativity and diagonal dominance.
An M∨ matrix has the form A = sI − B, where s ≥ ρ(B) ≥ 0 and B is eventually nonnegative; i.e., Bk is entrywise nonnegative for all sufficiently large integers k. A theory of M∨ matrices is developed here that parallels the theory of M-matrices, in particular as it regards exponential nonnegativity, spectral properties, semipositivity, monotonicity, inverse nonnegativity and diagonal dominance.
We give a new criterion of quark confinement/deconfinement by deriving a low-energy effective theory of QCD. The effective theory can explain Abelian dominance in low-energy physics of QCD, especially, quark confinement. Finally, we apply the above criterion to the large flavor QCD and discuss its phase structure. The result suggests the existence of conformal phase.
We study the problem of k-dominance in a set of d-dimensional vectors, prove bounds on the number of maxima (skyline vectors), under both worst-case and average-case models, perform experimental evaluation using synthetic and real-world data, and explore an application of kdominant skyline for extracting a small set of top-ranked vectors in high dimensions where the full skylines can be unmanag...
It is explicitly shown that the solution of the integral equation for the inverse of the form factor or the Padé approximant method to resum the one loop Chiral Perturbation Theory (CPTH) are equivalent to the standard vector meson dominance (VMD) models using the vector meson coupling to two pseudoscalars given by the KSRF relation. Inconsistencies between the one loop CPTH and its unitarised ...
We consider a holographic model of QCD from string theory, à la Sakai and Sugimoto, and study baryons. In this model, mesons are collectively realized as a five-dimensional U(NF ) = U(1) × SU(NF ) Yang-Mills field and baryons are classically identified as SU(NF ) solitons with a unit Pontryagin number and Nc electric charges. The soliton is shown to be very small in the large ’t Hooft coupling ...
Latent class analysis is a popular statistical learning approach. A major challenge for learning generalized latent class is the complexity in searching the huge space of models and parameters. The computational cost is higher when the model topology is more flexible. In this paper, we propose the notion of dominance which can lead to strong pruning of the search space and significant reduction...
We provide a review of different approaches to linking model structure to observed behaviourwith a particular view towards usingmodels for theory building.We argue that theory building cannot be based upon pure simulation and model building alone: the inference from system dynamics models invariably uses concepts and analogies from simple feedback systems and models. Strengthening the analytica...
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