people create 500 million Tweets /day. • Each Tweet contains meta information (location, time, name of people mentioned in Tweet, info about user account etc). • Accessing 2-3% of these tweets is free. • Data from Twitter is widely used in research and statistical projects – it’s proven to work well. • Experiments such as predicting the stocks have proven very possible with twitter data.
• Facebook’s APIs (developers.facebook.com) • Read up on machine learning techniques • Learn Python, it’s really good for this type of stuff. • Find unstructured data like road traffic images from cameras, and convert it to structured data to make something cool. • Take data from anywhere and everywhere (as long as it’s legal), put it all together and see what you get.