Online Optimization Methods for the Quantification Problem

13 May 2016Purushottam KarShuai LiHarikrishna NarasimhanSanjay ChawlaFabrizio Sebastiani

The estimation of class prevalence, i.e., the fraction of a population that belongs to a certain class, is a very useful tool in data analytics and learning, and finds applications in many domains such as sentiment analysis, epidemiology, etc. For example, in sentiment analysis, the objective is often not to estimate whether a specific text conveys a positive or a negative sentiment, but rather estimate the overall distribution of positive and negative sentiments during an event window... (read more)

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