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Argerich, L., Cano, M. J., & Torre Zaffaroni, J. (2016, November). 
Hash2Vec: Feature Hashing for Word Embeddings. 
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Barrios, F., López, F., Argerich, L., & Wachenchauzer, R. (2015). 
Variations of the Similarity Function of TextRank for Automated Summarization. 
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