Contextual Search

I'm researching on Contextual Search and here's some links.

Featured Startup Pitch: Pune, India-based uFony’s Zoment app makes messaging more contextual based on delivery time and location

http://startupbeat.com/2013/05/23/featured-startup-pitch-pune-india-based-ufonys-zoment-app-makes-messaging-more-contextual-based-on-delivery-time-and-location-id3258/

Google Buys Contextual Rich News Browsing Startup Apture To Beef Up Chrome

http://techcrunch.com/2011/11/10/google-buys-contextual-rich-news-browsing-startup-apture-to-beef-up-chrome/

Samsung, Intel Invest In “Anticipatory Search” Startup Expect Labs

http://searchengineland.com/samsung-intel-invest-in-anticipatory-startup-expect-labs-157698