Analysis of weak signal detection based on tri-stable system under Levy noise
He Li-Fang, Cui Ying-Ying†, , Zhang Tian-Qi, Zhang Gang, Song Ying
       

Levy noises for characteristic index α = 0.8 (a), 1.0 (b), 1.6 (c), and 2.0 (d), with β = 0, σ = 1, μ = 0.