Following is a simulator which can show you the basics of particle filter.
This GUI explains basic working of a particle filter for robot localization in its crude form.
More about this can be found in the course at Udacity: Artificial Intelligence for Robotics.
This code is adapted from the code written in Python by Sebastian Thrun
For executing the GUI, please run extract all the files in the same location and run untitled.m
Update on description
Download apps, toolboxes, and other File Exchange content using Add-On Explorer in MATLAB.