Indexação documental: complexidade da escolha de descritores para a representação e recuperação de informação

Abstract

It presents the results of a exploratory research carried through next to the librarians of University Libraries of Fortaleza. The general objetctive of the research is to identify the difficulties faced for the they in the extraction of terms in a Information Retrieval System (IRS), in order to verify the imperfections that occur in the execution of terms of indexing as well as the knowledge that these actors possess on the indexing and its stages. This concem if justifies to if perceiving the importance of an indexation of quality or efficient, capable to recoup what it is desired and to prevent recovery of information with extreme noise. For the collection of data the questionnaire was used. The results ofthe research show that the biggest difficulties in the exercise of the activity of indexing are: subjectivity, the exaustifificy, the specifity, the lack of one indexation politics and the languages. In addition, one perceived that many ofthe professional do not have the agreement ofwhat it is the indexing.