Extrakce klíčových slov z dokumentů

Abstract

T ato pr aca sa zaober a probl emom extrakcie kl' u cov ych slov z dokumentov. Obsahuje stru cn y uvod do problematiky a opis niektor ych pr stupov k rie seniu tohoto probl emu. Jej s u cast'ou je implement acia niektor ych opisovan ych pr stupova ohodnotenie ich uspe snosti na z aklade kolekcie dokumentov. V r amci pr ace boli vytvoren e dva softv erov e n astroje. Jeden sl u zi na extrakciu kl' u cov ych slov. Druh ym je webov e rozhranie k nemu. To poskytuje aj d'al siu funkciu, ktorou je manu alne prirad'ovanie kl' u cov ych slov k textom.

In the present work, the problem of keyword extraction is studied. The work contains a brief introduction to the problem and description of some approaches to its solution. As a part of the work, some of the approaches are implemented and their e ciency is evaluated on a basis of a collection of documents. Two software tools are created. The rst one's purpose is keyword extraction. The other one is a web-based interface for the rst tool with one more function. It can be used for manual assigning of keywords to texts.