%0 Journal Article %T Comparative Analysis of the Impact of Blogging and Micro-blogging on Market Performance %A Devendra Tayal %A Satya Komaragiri %J International Journal on Computer Science and Engineering %D 2009 %I Engg Journals Publications %X The general perceptions about a product and the reputation of the company determine to a great extent how well the product sells. It is thus imperative that we make efforts to understand the public opinions and sentiments, as they can be a very good indicator of the product¡¯s future sales performance. In this paper, we explore the two most common online media which have been used by the public to express such type of subjective content: Blogs and Micro-blogs. We perform a comparative analysis of the predictive power of the two media to know which of these formats can prove to be a more useful representative of sentiments to an autonomous stock price prediction system. %K Blogging %K Micro-blogging %K Sentiment Analysis %K Text Mining %K Opinion Mining %U http://www.enggjournals.com/ijcse/doc/IJCSE09-01-03-11.pdf