A new filtering algorithm — PSO-UPF was proposed for nonlinear dynamic systems. Basing on the concept of re-sampling, particles with bigger weights should be r
Digital watermarking is used to hide the information inside a signal, which can not be easily extracted by the third party. Its widely used application is copyr
In this paper, we propose a new online system that can quickly detect malicious spam emails and adapt to the changes in the email contents and the Uniform Resou