This paper is focused on the ambiguity of prepositional groups in Czech (Pg’s). We specify two types of ambiguity relevant for these groups. A method of analysis based on reduction is introduced together with the proposal of the criteria suitable for the automatic processing. Finally, an evaluation of the criteria proposed is presented, with respect to the reliability of the analyses obtained.

For this example, a human annotator's attachment decision, which for our purposes is the "correct" attachment, is to the noun phrase. We present in this paper methods for constructing statistical models for computing the probability of attachment decisions. These models could be then integrated into scoring the probability of an overall parse. We present our methods in the context of prepositio...

OF PhD THESIS Automatic Semantic Role Labeling using Selectional Preferences with Very Large Corpora Determinación Automática de Roles Semánticos usando Preferencias de Selección sobre Corpus muy Grandes Graduated: Hiram Calvo Center for Research in Computing (CIC) National Polytechnic Institute (IPN) Mexico City, Mexico, 07738 [email protected] [email protected] Graduated on June 19th, 2006...

Emphasis on sustainable agriculture in Iran like the other developing countries, is responsedto the adverse environmental and economic impacts of conventional agriculture. Thisproblem, particularly about “greenhouse production” is considerable. The perceptions ofgreenhouse owners about the environmental, economical and social aspects of sustainableagriculture was discussed in this article. The ...

This paper is an attempt to clarify the status of discourse markers. These lexical expressions have been studied under various labels, including discourse markers, discourse connectives, discourse operators, pragmatic connectives, sentence connectives, and cue phrases. Although most researchers agree that they are expressions which relate discourse segments, there is no agreement on how they ar...

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