需要用MCMC写一篇论文。我查到的文献，感觉都不是那么容易，导师说“What I expect you to do is to use a MCMC method, say Gibbs sampling or other popular method to do some real data analysis. That would be enough. ”小本水平实在有限，那些理论的实在看不大懂。求大侠帮我想想办法，怎样降低难度，帮我启发下思路。