Predicting syntactic structure from semantic representation

Author(s):  
Robert D. Van Valin Jr. ◽  
David P. Wilkins
2019 ◽  
Vol 10 (4) ◽  
pp. 886
Author(s):  
Nyoman Sujaya ◽  
Ketut Artawa ◽  
I Nyoman Kardana ◽  
Made Sri Satyawati

This paper accounts for the ka- passive form in Balinese. It focuses on its syntactic and semantic representation. Using the data taken from Balinese narrative texts issued in the Bali Orti of Bali Post newspaper, and applying the RRG theory by Van Valin and Randy (1999), it was found out that the ka- passive belongs to a morphological passive voice of Balinese where the the voice is marked on the verb (it is marked by prefix ka-). The ka- base form can be attached by applicative suffixes such as -ang, -in, and –an. These morphological verbs imply various syntactic structure and semantic representation.


2021 ◽  
Vol 12 (2) ◽  
pp. 69-87
Author(s):  
Siriwon Taewijit ◽  
Thanaruk Theeramunkong

Hyperbolic embedding has been recently developed to allow us to embed words in a Cartesian product of hyperbolic spaces, and its efficiency has been proved in several works of literature since the hierarchical structure is the natural form of texts. Such a hierarchical structure exhibits not only the syntactic structure but also semantic representation. This paper presents an approach to learn meaningful patterns by hyperbolic embedding and then extract adverse drug reactions from electronic medical records. In the experiments, the public source of data from MIMIC-III (Medical Information Mart for Intensive Care III) with over 58,000 observed hospital admissions of the brief hospital course section is used, and the result shows that the approach can construct a set of efficient word embeddings and also retrieve texts of the same relation type with the input. With the Poincaré embeddings model and its vector sum (PC-S), the authors obtain up to 82.3% in the precision at ten, 85.7% in the mean average precision, and 93.6% in the normalized discounted cumulative gain.


1979 ◽  
Vol 15 (1) ◽  
pp. 39-47 ◽  
Author(s):  
Geoffrey Sampson

Many contemporary linguists hold that an adequate description of a natural language must represent many of its vocabulary items as syntactically and/or semantically complex. A sentence containing the word kill, for instance, will on this view be assigned a ‘deep syntactic structure’ or ‘semantic representation’ in which kill is represented by a portion or portions of tree-structure, the lowest nodes of which are labelled with ‘semantic primitives’ such as CAUSE and DIE, or CAUSE, BECOME, NOT and ALIVE. In the case of words such as cats or walked, which are formed in accordance with productive rules of ‘inflexional’ rather than ‘derivational’ morphology, there is little dispute that their composite status will be reflected at most or all levels of linguistic representation. (That is why I refer, above, to ‘vocabulary items’: cat and cats may be called different ‘words’, but not different elements of the English vocbulary.) When morphologically simple words such as kill are treated as composite at a ‘deeper’ level, I, for one, find my credulity strained to breaking point. (The case of words formed in accordance with productive or non-productive rules of derivational morphology, such as killer or kingly, is an intermediate one and I shall briefly return to it below.)


The research deals with the original algorithms of the linguistic processor integration for solving planimetric problems. The linguistic processor translates the natural language description of the problem into a semantic representation based on the ontology that supports the axiomatics of geometry. The linguistic processor synthesizes natural-language comments to the solution and drawing objects. The method of interactive visualization of the linguistic processor functioning is proposed. The method provides a step-by-step dialog control of syntactic structure construction and its display in semantic representation. During the experiments, several dozens of standard syntactic structures correctly displayed in the semantic structures of the subject area were obtained. The direction of further research related to the development of the proposed approach is outlined.


Author(s):  
Sergeyi S. Kurbatov

The research deals with the original algorithms of the linguistic processor integration for solving planimetric problems. The linguistic processor translates the natural language description of the problem into a semantic representation based on the ontology that supports the axiomatics of geometry. The linguistic processor synthesizes natural-language comments to the solution and drawing objects. The method of interactive visualization of the linguistic processor functioning is proposed. The method provides a step-by-step dialog control of syntactic structure construction and its display in semantic representation. During the experiments, several dozens of standard syntactic structures correctly displayed in the semantic structures of the subject area were obtained. The direction of further research related to the development of the proposed approach is outlined.


1994 ◽  
Vol 21 (3) ◽  
pp. 271-296 ◽  
Author(s):  
Kees Versteegh

Abstract Even ‘naive’ speakers use a distinction between actual, realized speech with its ‘literal’ meaning, and an underlying level of ‘what is actually meant’. Such a distinction is made because speakers instinctively feel that very often actual speech does not represent exactly what the speaker intends to say. In this paper it is claimed that this non-technical distinction lies at the basis of a technical distinction between a surface structure of speech and an underlying level. In the technical stage of Arabic grammar the emphasis shifts from an analysis of the underlying intention of the speaker towards an explanation of the syntactic form of actual speech, which is mapped onto an underlying representation. Both in the Classical Greek and the Arabic/Islamic tradition we find a development from an early stage of exegetical activity, in which the intention of the speaker or the text is elaborated by positing an underlying level of semantic representation, towards a technical distinction between a surface level and an underlying level. The difference between the two traditions lies in the fact that Greek linguistics was more semantically oriented, whereas in Arabic grammar the main tool of the grammarians, the taqdîr, was basically an instrument to explain the syntactic structure of speech, in line with the predominantly formal approach of the Arabic grammarians. Compared with modern linguistic theory, both traditions have in common that they do not look for an underlying level of meaning that is universal to all languages. The main reason for this difference is that neither Greek nor Arabic linguists were interested in the study of other languages.


1998 ◽  
Vol 12 ◽  
pp. 175-188
Author(s):  
Sophie Aslanides

Abstract. This article sets out some of the results of wider research on the linguistic databases of a natural language generation system. One of the necessary steps in the building of such databases is to determine the linguistic means the generator must have in order to produce a linguistic form that corresponds to the semantic representation given as an input. We wish to focus here on the theoretical choices and issues rather than on the application itself. We assume that texts have a syntactic structure, whose characteristics are partly comparable to the syntactic structure of a sentence, and that a connective can be considered as a textual predicate which has arguments that are constrained in the same way as the arguments of a verb. This article will concentrate more specifically on one particular semantic relation — the simultaneity of two events — and will show how the taxonomy of the associated connectives can be elaborated. Finally, we will set out some of the major developments of this research, which concern the interface between conceptual and linguistic knowledge.


Author(s):  
Sergeyi S. Kurbatov

The paper deals with the original algorithms of the linguistic processor of the integrated system for solving planimetric problems. The algorithms successfully combine the method of synonymic transformations with the extended method of regular expressions processing. The linguistic processor translates the natural language description of the problem into a semantic representation based on the ontology that supports the axiomatics of geometry. Linguistic processor synthesizes natural-language comments to the solution and drawing objects. The method of interactive visualization of the linguistic processor functioning is proposed. The method provides a step-by-step dialog control of syntactic structure construction and its display in semantic representation. The results of the experimental study of the linguistic processor are interpreted. The direction of further research related to the development of the proposed approach is outlined.


1980 ◽  
Vol 19 (04) ◽  
pp. 187-194
Author(s):  
J.-Ph. Berney ◽  
R. Baud ◽  
J.-R. Scherrer

It is well known that Frame Selection Systems (FFS) have proved both popular and effective in physician-machine and patient-machine dialogue. A formal algorithm for definition of a Frame Selection System for handling man-machine dialogue is presented here. Besides, it is shown how the natural medical language can be handled using the approach of a tree branching logic. This logic appears to be based upon ordered series of selections which enclose a syntactic structure. The external specifications are discussed with regard to convenience and efficiency. Knowing that all communication between the user and the application programmes is handled only by FSS software, FSS contributes to achieving modularity and, therefore, also maintainability in a transaction-oriented system with a large data base and concurrent accesses.


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