This article presents a new semi-supervised method for document-level sentiment analysis. We employ a supervised state-of-the-art classification approach and enrich the feature set by adding word cluster features. These features exploit clusters of words represented in semantic spaces computed on unlabeled data. We test our method on three large sentiment datasets and outperform the current […]
Category Archives: Chatbot News
This consists of a lot of separate and distinct machine learning concerns and is a very complex framework in general. One of the most important tasks of Natural Language Processing is Keywords Extraction which is responsible for finding out different ways of extracting an important set of words and phrases from a collection of texts. […]