نتایج جستجو برای: meaning is absent
تعداد نتایج: 7267176 فیلتر نتایج به سال:
This paper describes a treebanking project for Hindi/Urdu. We are annotating dependency syntax, lexical predicate-argument structure, and phrase structure syntax in a coordinated and partly automated manner. The paper focuses on choices in syntactic representation, and the stages we think are most appropriate for annotating differnt types of information.
A generative statistical model of dependency syntax is proposed based on Tesni ere's classical theory. It provides a stochastic formalization of the original model of syntactic structure and augments it with a model of the string realization process, the latter which is lacking in Tesni ere's original work. The resulting theory models crossing dependency links, discontinuous nuclei and string m...
We introduce a framework for lightweight dependency syntax annotation. Our formalism builds upon the typical representation for unlabeled dependencies, permitting a simple notation and annotation workflow. Moreover, the formalism encourages annotators to underspecify parts of the syntax if doing so would streamline the annotation process. We demonstrate the efficacy of this annotation on three ...
This paper shows how to introduce predicative adjunction in a dependency grammar inspired from TAG, MTT and RG. The addition of predicative adjunction allows us to obtain a modular surface syntactic grammar, the derivation structures of which can be interpreted as semantic representations.
In this talk, we contend that, for NLs, the divide between model-theoretic semantics and proof-theoretic semantics has not been well-understood. In particular, the formal semantics based on modern type theories (MTTs) may be seen as both model-theoretic and prooftheoretic. To be more precise, it may be seen both ways in the sense that the NL semantics can first be represented in an MTT in a mod...
This study examined whether reinfection or recrudescence accounts for the reappearance of Helicobacter pylori infection after apparent successful eradication. In a prospective study, 173 patients cured from H. pylori infection underwent follow-up endoscopies, with biopsies for culture and histopathology, every 3 months during the first year after treatment. Subsequently, elective half-yearly en...
La2NiO4+d (LNO214) is a potential intermediate temperature solid oxide fuel cell (IT-SOFC) cathodematerial which belongs to the Ruddlesden–Popper (RP) structure series An+1BnO3n+1. There is interest in this material as it offers a way to avoid Sr segregation and associated degradation, as LNO214 can take in oxygen interstitials and become catalytically active without A-site doping. While the bu...
BACKGROUND AND PURPOSE Neuromyelitis optica (NMO) is an idiopathic mostly relapsing inflammatory disease with attacks on the optic nerves and spinal cord. Whether NMO is a separate disease or a subtype of classic multiple sclerosis (MS) is unclear. Clinically, CSF and MR imaging parameters and histopathologic data suggest that the normal-appearing white matter (NAWM) may be affected in MS but n...
Activation of ras oncogenes is found in human cancers; overall it is observed in 15% of all neoplasms. The purpose of this study was to assess the extent of involvement of ras oncogenes in osteosarcoma. Tumor samples from a series of 49 pediatric patients diagnosed with osteosarcoma and treated at our institution were evaluated. Paraffin-embedded tumor samples from diagnostic biopsies, from tum...
Inclusive fitness theory, put forward by English biologist William Hamilton in 1964, is considered by many as the most important addition to the theory of natural selection since Darwin. One prediction of the theory is that animals should often show a tendency to nepotistically favour close relatives. Goodisman et al. (2007) test this theory for the first time using molecular methods in a vespi...
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