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sentiment analysis training data using mechanical turk

March 12, 2010 at 09:57 PM | categories: twitter, mechanical turk, analysis, sentiment | View Comments

want to try doing some sentiment analysis work on tweets but i need some good training data.i could label a heap of tweets myself as being positive, neutral or negative but instead this seems to be the perfect job for mechanical turkso i put up 100 'cream cheese' tweets on mechanical turk, asked for 3 opinions per tweet and offered $0.01 per opinion. took under 30 minutes to get back all 300 opinions and only cost $4.50 ($3 for the work, $1.50 admin fee)the results are interesting in themselves...mostly they are consistent;for example all three sentiments for bagels and cream...
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