Diachronic and Synchronic Indexing: Modeling Conceptual Change in Indexing Languages

Preaspiration in the Nordic Languages Synchronic and diachronic aspects

Preaspiration — the production of glottal friction at the juncture of a vowel and a consonant — appears to be typologically rare but is an areal linguistic feature of Northwestern Europe. This study contains a survey of the known geographical spread of preaspirated stops, their phonological distribution and phonetic expressions in some Nordic dialects. The study also suggests a reconstruction o...

a synchronic and diachronic approach to the change route of address terms in the two recent centuries of persian language

terms of address as an important linguistics items provide valuable information about the interlocutors, their relationship and their circumstances. this study was done to investigate the change route of persian address terms in the two recent centuries including three historical periods of qajar, pahlavi and after the islamic revolution. data were extracted from a corpus consisting 24 novels w...

Word Indexing Versus Conceptual Indexing in Medical Image Retrieval

This paper presents our participation in medical image retrieval task of ImageCLEF 2012. Our aim is to study the effectiveness of using conceptual indexing comparing to word indexing in medical image retrieval. For this aim, we have used in the one hand the Terrier tool for textual indexing and for textual retrieval, and on another hand, the MetaMap tool for conceptual indexing and Vector model...

Money Pumps, Diachronic and Synchronic

Modeling, Indexing and Retrieving Images Using Conceptual Graphs

When dealing with the complexity of an image as part of the indexing process, keywords are not sufficient to obtain an index that is a faithful representation of the image content. We propose to use the conceptual graphs formalism as the indexing language, which allows to use not only keywords, but also relations between them. The obtained indexes are more precise, and retrieval effectiveness i...