@ARTICLE {Naderalvojoud, author = "Behzad Naderalvojoud and Behrang Qasemizadeh and Laura Kallmeyer", title = "Lexicon-Based Deep Learning for Contextual Sentiment Analysis", journal = "GermEval 2017: Shared Task on Aspect-based Sentiment in Social Media Customer Feedback", year = "2017", pages = "18--21" }