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MOBISYS
2005
ACM
16 years 6 months ago
WALRUS: wireless acoustic location with room-level resolution using ultrasound
In this paper, we propose a system that uses the wireless networking and microphone interfaces of mobile devices to determine location to room-level accuracy. The wireless network...
Gaetano Borriello, Alan L. Liu, Tony Offer, Christ...
CVPR
2009
IEEE
16 years 1 months ago
A distribution-based approach to tracking points in velocity vector fields
We address the problem of tracking points in dense vector fields. Such vector fields may come from computational fluid dynamics simulations, environmental monitoring sensors, o...
Liefei Xu, H. Quynh Dinh, Eugene Zhang, Zhongzang ...
ISBI
2009
IEEE
16 years 1 months ago
Improving M/EEG Source Localization with an Inter-Condition Sparse Prior
The inverse problem with distributed dipoles models in M/EEG is strongly ill-posed requiring to set priors on the solution. Most common priors are based on a convenient ℓ2 norm....
Alexandre Gramfort, Matthieu Kowalski
ICASSP
2009
IEEE
16 years 1 months ago
Leveraging multiple query logs to improve language models for spoken query recognition
A voice search system requires a speech interface that can correctly recognize spoken queries uttered by users. The recognition performance strongly relies on a robust language mo...
Xiao Li, Patrick Nguyen, Geoffrey Zweig, Dan Bohus
WMCSA
2009
IEEE
16 years 1 months ago
BALANCE: towards a usable pervasive wellness application with accurate activity inference
Technology offers the potential to objectively monitor people‘s eating and activity behaviors and encourage healthier lifestyles. BALANCE is a mobile phone-based system for long...
Tamara Denning, Adrienne H. Andrew, Rohit Chaudhri...
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