Presentation on theme: "An Analysis of Political Views on Blogs Todd Sullivan."— Presentation transcript:
An Analysis of Political Views on Blogs Todd Sullivan
General Layout of Project 8 Classes –Candidates: Obama, McCain, Biden, Palin –Parties: Republicans, Democrats, Liberals, Conservatives Extract opinions about each class –Compute a FeelScore metric for each author/class pair (provided the author mentioned the class) Do stuff with the FeelScores
Extracting Opinions Define three lists –Class Names –Word Synonyms –Feeling Indicators Tokenize blog posts into sentences Find sentence that contain a class name –Count number of positive/negative Feeling Indicators –Apply counts to classes in sentence
Class Names Obama: –obama, senator of illinois, senator from illinois, illinois senator, democrat president, democratic president, … Palin –palin, alaskan governor, governor of alaska, alaska governor, republican vp, … Liberals –liberals, liberal, libs
Word Synonyms Bad –worst, unpleasant, disastrous, dirty, failure, sucks, sux, traitor, idiot, loser, noob, dumb, … Good –awesome, sweet, cool, groovy, comforting, glorious, dandy, brilliant, best, wonderful, … Skip Words –Very, usually, still, much, nearly, most, more, frankly, a, an, any kind of punctuation, …
Feeling Indicators Negative Indicators –:is: :bad:, :bad: :plans:, :plans: :is: :bad:, :i: do :not: want, :i: cannot stand, how :bad:, :is: :not: :good:, :i: disagree:, :i: do :not:, … Positive Indicators –:is: experienced, :i: agree, :i: will vote, for president, :i: support, :i: donated, :good: speaker, …
Incorporating Interests and Communities Pull all unique interests containing one of the class names (obama, mccain, …) –Returns around 350 interests –Small enough to label as positive, negative, or remove. Same process for communities
Authors Listing Multiple Interests for the Same Class
Authors Joining Multiple Communities for the Same Class
FeelScores Across Time For an author a, class c, and day Day
Including Interests and Communities Count an interest or community as 5 positive or negative counts added to AdjCount(a,c,Day,...) for all days on and after the interest or community was added to the database.
FeelScores Across Time Continued… For a class c, and day Day
Friend Networks 523 Democrats and 620 Republicans 1,575 mutual links –64% Democrat-Republican links (Green) –23.6% Democrat-Democrat links (Blue) –12.4% Republican-Republican links (Red) The 64% number is largely influenced by a few authors. In a macro-average across authors, 50.9% of a bloggers friends are from the bloggers party.
Exit Polls by Age CNN Exit Poll Results AgeObamaMcCain# Polled 18 to 2967%33%3,210 30 to 4453%47%5,083 45 to 6450% 6,689 65+46%54%2,854 Predicted Poll Results AgeObamaMcCain # of Authors 18 to 2960.4%39.6%476 30 to 4456.8%43.2%294 45 to 6457.0%43.0%135 65+33.3%67.7%36