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inserting them into the similarity measure between documents. Our results show that different model configurations allow adapted … similarity-based document clustering and knowledge discovery. In particular, different LSA configurations together with …
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Allocation to extract a topic and word distributions for each of the two subsets of the document set. We then compute similarity …
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A novel hybrid method based on Cosine Similarity and Mutual Information is presented to find out relevant feature … subset. Initially, the supervised Cosine Similarity of each feature is calculated with respect to the class vector and then … features are grouped based on the obtained cosine similarity values. From each group the best mutual informative feature is …
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Using an international sample of more than 65,000 rating actions by Fitch, Moody's and S&P, we analyze the effect of the Dodd-Frank Act on credit ratings. We document that (i) rating report content changes significantly after Dodd-Frank and (ii) show, by exploiting within firm-quarter variation,...
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We investigate the extent to which research similarity between senior and junior researchers influences promotion in … embeddings) on the abstract of each publication of the scholars in our dataset, we propose a novel measure of research similarity … selection committees. We show that the level of similarity is strongly associated with the winning probability. Moreover, while …
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