cdnow          Demonstration of fitting various models to the CDNow dataset
mbg-cnbd-k     Demonstration of MBG/CNBD-k model with grocery dataset
pareto-abe     Demonstration of Abe's Pareto/NBD variant with CDNow dataset
pareto-ggg     Demonstration of Pareto/NBD (HB) & Pareto/GGG model with grocery dataset
