Here is an example on how to set up a standard mean-variance portfolio problem using Optimization Toolbox:
The problems in the papers are extension that you will need to code yourself. You can also look at Bob's webinar that show how to customize the solvers in Financial Toolbox for different portfolio optimization problems:
Using MATLAB to Optimize Portfolios with Financial Toolbox (<http://www.mathworks.com/wbnr56301)>.
If you still get stuck after looking at these resources, you can take online training to build out the necessary skills: