21 citations · 52 across the 17 of their papers we have counts for
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cs.IT2010
On Repetition Protocols and Power Control for Multiple Access Block-Fading Channels
Davide Barbieri, Daniela Tuninetti
In this paper we study the long-term throughput performance of repetition protocols coupled with power control for multiple access block-fading channels. We propose to use the feed…
math-ph2010★ 1 cited
An uncertainty principle underlying the pinwheel structure in the primary visual cortex
Davide Barbieri, Giovanna Citti, Gonzalo Sanguinetti +1
The visual information in V1 is processed by an array of modules called orientation preference columns. In some species including humans, orientation columns are radially arranged…
math.FA2010★ 21 cited
Approximations of Sobolev norms in Carnot groups
Davide Barbieri
This paper deals with a notion of Sobolev space introduced by J.Bourgain, H.Brezis and P.Mironescu by means of a seminorm involving local averages of finite differences.…