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
       

(a) Three-dimensional diagram of adaptive SR, (b) the time domain diagram of noisy signal, and (c) the power spectrum diagram of noisy signal, and (d) the power spectrum diagram of output signal, for SR of a tristable system.