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RECSYS
2009
ACM
16 years 21 days ago
Regret-based optimal recommendation sets in conversational recommender systems
Current conversational recommender systems are unable to offer guarantees on the quality of their recommendations due to a lack of principled user utility models. We develop an ap...
Paolo Viappiani, Craig Boutilier
RECSYS
2009
ACM
16 years 21 days ago
Preference elicitation with subjective features
Utility or preference elicitation is a critical component in many recommender and decision support systems. However, most frameworks for elicitation assume a predefined set of fe...
Craig Boutilier, Kevin Regan, Paolo Viappiani
UIST
2009
ACM
16 years 21 days ago
Virtual shelves: interactions with orientation aware devices
Triggering shortcuts or actions on a mobile device often requires a long sequence of key presses. Because the functions of buttons are highly dependent on the current applicationā...
Frank Chun Yat Li, David Dearman, Khai N. Truong
UIST
2009
ACM
16 years 21 days ago
Abracadabra: wireless, high-precision, and unpowered finger input for very small mobile devices
We present Abracadabra, a magnetically driven input technique that offers users wireless, unpowered, high fidelity finger input for mobile devices with very small screens. By exte...
Chris Harrison, Scott E. Hudson
UIST
2009
ACM
16 years 21 days ago
Mouse 2.0: multi-touch meets the mouse
In this paper we present novel input devices that combine the standard capabilities of a computer mouse with multitouch sensing. Our goal is to enrich traditional pointerbased des...
Nicolas Villar, Shahram Izadi, Dan Rosenfeld, Hrvo...