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DM
2010
115views more  DM 2010»
13 years 8 months ago
Walking in circles
We show that for every x1, . . . , xn, y1, . . . , yn ∈ S1 there exists i ∈ {1, . . . , n} such that n k=1 d(xi, xk) ≤ n k=1 d(xi, yk), where S1 is the unit circle and d is ...
Noga Alon, Michal Feldman, Ariel D. Procaccia, Mos...
IMCSIT
2010
13 years 8 months ago
Undetectable Spread-time Stegosystem Based on Noisy Channels
We consider a scenario where an attacker is able to receive a stegosignal only over a Gaussian channel. But in order to provide security of this channel noise
Valery I. Korzhik, Guillermo Morales-Luna, Ksenia ...
CORR
2011
Springer
192views Education» more  CORR 2011»
13 years 5 months ago
Improved Approximation Guarantees for Lower-Bounded Facility Location
d Abstract) Sara Ahmadian∗ Chaitanya Swamy∗ We consider the lower-bounded facility location (LBFL) problem (also sometimes called load-balanced facility location), which is a ...
Sara Ahmadian, Chaitanya Swamy
ICASSP
2011
IEEE
13 years 1 months ago
Comparative threshold performance study for conditional and unconditional direction-of-arrival estimation
Comparative analysis of the threshold SNR and/or sample support values where genuine maximum likelihood DOA estimation starts to produce “outliers” is conducted for unconditio...
Yuri I. Abramovich, Ben A. Johnson
TARK
2007
Springer
14 years 4 months ago
Alternating-time temporal logics with irrevocable strategies
In Alternating-time Temporal Logic (atl), one can express statements about the strategic ability of an agent (or a coalition of agents) to achieve a goal φ such as: “agent i ca...
Thomas Ågotnes, Valentin Goranko, Wojciech J...