30 citations · 63 across the 9 of their papers we have counts for
Showing 2012Show all
3 papers · 1 filter
cs.LG2012★ 30 cited
Joint Optimization and Variable Selection of High-dimensional Gaussian Processes
Bo Chen, Rui Castro, Andreas Krause
Maximizing high-dimensional, non-convex functions through noisy observations is a notoriously hard problem, but one that arises in many applications. In this paper, we tackle this…
cs.IT2012
Adaptive Sensing of Congested Spectrum Bands
Ali Tajer, Rui M. Castro, Xiaodong Wang
Cognitive radios process their sensed information collectively in order to opportunistically identify and access under-utilized spectrum segments (spectrum holes). Due to the trans…
math.ST2012★ 13 cited
Adaptive sensing performance lower bounds for sparse signal detection and support estimation
Rui M. Castro
This paper gives a precise characterization of the fundamental limits of adaptive sensing for diverse estimation and testing problems concerning sparse signals. We consider in part…