a simple spike train visualizer

visualize trace and posterior of stan model

possion generators and brian2 playground

add PyStan sample codes to model a linear regression

learning poisson, exp, and gamma and playing with it

KL divergence, exp, and poi tests

amend the last commit and recommit

add all the notebooks that I forgot to add to the repo before :-)

add jupyter playgrounds, mostly empty :D

caret, AUC, etc for CCN2019