At the University of Texas, for example, a group of linguists and social psychologists has been monitoring Twitter to track on-the-ground sentiment over the course of the Arab Spring, particularly in Egypt and Libya.
While those on the Qatari organising committee have consistently stated a summer tournament is viable thanks to the development of cooling technologies to be used at grounds, sentiments their general secretary Hassan al-Thawadi reiterated on Monday, there is still widespread concern for the health of players, officials and supporters.
For the corpora other than the movie reviews and small numbers of tagged Tweets, there is no publicly available ground truth sentiment, so we instead make comparisons between methods and examine how words contribute to scores.
It is founded in a moral conviction – akin to the belief in vengeance or honour – which humans naturally gravitate towards, but which is grounded in sentiment rather than reason.
Eric Foner, the Columbia University historian, said the Strachey letters "offer a vivid firsthand account of on-the-ground British sentiment as the War of Independence progressed".
Back then, free expression, bedsheet style, had taken over the Polo Grounds with sentiments that could be simultaneously enthusiastic and sardonic: "We Don't Want to Set the World on Fire, We Just Want to Finish Ninth".
The Chicago show is considered a prime testing ground for consumer sentiment, more so than its rivals in Detroit and New York.
40,000 plastic flags were waved inside the ground, and the sentiment was real, even if the props were artificial.
The border regions of Pakistan, and Quetta in particular, are emerging as the main center of Taliban support in the region, and a breeding ground for opposition sentiment to the American campaign in Afghanistan and Mr. Karzai's government.
Hong Kong's Hang Seng index climbed in the early part of the session but was ultimately brought to ground by bearish sentiment on the mainland, finishing 0.1% lower, at 21,859.34, led by the financial sector.
Moral decisions are grounded in moral sentiment.
