The Challenges of Natural Algorithms

The increasing popularity and use of personal voice assistant technologies, such as Siri and Google Now, is driving and expanding progress toward the long-term and lofty goal of using artificial intelligence to build human-computer dialog systems ...

Physically situated, multimodal interactive systems must often grapple with uncertainties about properties of the world, people, and their intentions and actions. We present methods for estimating and communicating about different uncertainties in ...

The rovers Spirit and Opportunity have been operating on the surface of Mars since January of 2004. Interaction with these robotic vehicles involves overcoming a number of operational challenges. The challenges include the distance between Mars and ...