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A long term protection of digital resources is a fundamental problem for a developing informational society, which is characterised by an increasing pace of generating new informational resources. Also the libraries, as archiving institutions, making the traditional as well as the digital documents available, are obliged to consistent actions towards the archiving of the electronic resources, but...
Online communities bring together people with varied access to and understanding of the work at hand, who must collaborate through documents of various kinds. We develop a framework articulating the characteristics of documents supporting collaborators with asymmetric access to knowledge versus those with symmetric knowledge. Drawing on theories about document genre, boundary objects and provenance,...
Nowadays, with the development of high quality graphical softwares, almost every presentation, in addition to text, contains some kind of images too. According to the presentation needs, different kinds of images are used by the presenters but different kinds of images needs different type of treatments which evolve the image categorization research. In our work we try to categorize images into two...
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