THÈSE DE DOCTORAT DE L'UNIVERSITÉ PARIS 6 Spécialité ...
THÈSE DE DOCTORAT DE L'UNIVERSITÉ PARIS 6 Spécialité ...
THÈSE DE DOCTORAT DE L'UNIVERSITÉ PARIS 6 Spécialité ...
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6.4. Proof of Theorem 6.1 101where the ξ k are i.i.d. N (0, 1) variables and vn 2 = n ‖fσ 2 k,β ‖ 2 2 = 2 log n c 2β+11(β)(1 − ε) 2 . Now,by the independence of the ξ i , we have() ()1M∑ dP k1M∑ dP kP i < 1/τ n ≥ P i < 1 ( 1 dP iP i < 1 ). (6.15)M dP 0 M dP 0 2τ n M dP 0 2τ nk=1k=1,k≠iThe probabilities above satisfy, since the ξ k are N (0, 1) variables,() (1M∑ dP kP i < 1 1M∑=P i exp { )}ξ k v n − v 2 1n