 context-based features are based on the meaning of the words in the citation context:  0.  Context-based features      0.  contextLex\_relevant      0.  contextLex\_recent      0.  contextLex\_extreme      0.  contextLex\_comparative      0.  contextLexOsg\_wnPotency      0.  contextLexOsg\_wnEvaluative      0.  contextLexOsg\_wnActivity      0.  contextLexOsg\_giPotency      0.  contextLexOsg\_giEvaluative      00. contextLexOsg\_giActivity      00. contextLexEmo\_emo      00. contextLexEmo\_polarity  We 