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3 Data Sets

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1. DBWorld e-mails: It contains 64 e-mails which I have manually collected from DBWorld mailing list. They are classified in: 'announces of conferences' and 'everything else'.

2. CNAE-9: This is a data set containing 1080 documents of free text business descriptions of Brazilian companies categorized into a subset of 9 categories

3. Reuter_50_50: The dataset is used for authorship identification in online Writeprint which is a new research field of pattern recognition.