selfn.自己；本性；自我pron.我自己；你自己；他或她自己adj.始终如一的；同一类型的；性质不变的v.近亲繁殖；自花授粉selfcheckingn.自检验(自校验)

1. In this paper a new skin detection method based on adaptive thresholds is proposed.
   摘要提出了一种基于自适应阈值的肤色检测算法。
2. For the nonstationarity and spectrum chaos of the bearing vibration signal, threshold denoising based on wavelet decomposition was put forward.
   针对轴承振动的非平稳性特点和频谱成分的混杂性，提出了基于小波的信号自适应阈值降噪法。