Now showing items 1-4 of 4

  • Analyzing Networked Learning Texts 

    Haythornthwaite, Caroline; Gruzd, Anatoliy (2008)
    Social interactions are essential in understanding the collaborative processes in networked learning environments. Although individuals may learn by retrieving information from online archives, dictionaries and ...
  • Authorship Attribution using Written and Read Documents 

    Gujarati, Afsan
    In Authorship Attribution (AA), a task of identifying the author on an unseen document, it is often hard to obtain large amounts of training text written by an author. In our research, we analyze the influence of the size ...
  • Automated Discovery and Analysis of Social Networks from Threaded Discussions 

    Gruzd, Anatoliy; Haythornthwaite, Caroline (2008)
    To gain greater insight into the operation of online social networks, we applied Natural Language Processing (NLP) techniques to text-based communication to identify and describe underlying social structures in online ...
  • Data Mining in Social Media for Stock Market Prediction 

    Xu, Feifei (2012-09-05)
    In this thesis, machine learning algorithms are used in NLP to get the public sentiment on individual stocks from social media in order to study its relationship with the stock price change. The NLP approach of sentiment ...