Office gossips, be warned. Yammer now tracks office-wide emotions

Yammer has teamed up with sentiment analysis startup, Kanjoya, to track office banter and gain deep insight into how employees are feeling at work.

Twitter-fueled hedge fund bit the dust, but it actually worked

A hedge fund that analyzed tweets to figure out where to invest closed its doors after just one month, and is now preparing a public Twitter-based trading tool.

Exclusive: TrustYou brings semantic analysis to US hospitality industry, acquires Review Analyst

You’re a US hotel and you need to know what customers think of you. Are bed bugs a bad thing? Did they like the bidet?

German Radian6 competitor TrustYou purchased Review Analyst and received a $5 million first round of …

Facebook tells us how happy we are

Status updates, limited as they are in character space, can make up an intriguing barometer for the public’s mood if they’re taken as a whole.

That’s just what Facebook is doing, engaging in some basic sentiment analysis by looking at …