VRP Pickup Delivery Problem
VRPPDTW using TABU search.
http://www.dim.uchile.cl/~tcapelle/TESIS/NanryPDPTW.pdf
About # TABU# Search
It uses a local or neighborhood search procedure to iteratively move from one potential solution x to an improved solution x' in the neighborhood of x, until some stopping criterion has been satisfied (generally, an attempt limit or a score threshold).
Some beter explanation here : http://siebn.de/other/tabusearch/
