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Neural Information Processing Systems

First provide a summary of the paper, and then address the following criteria: Quality, clarity, originality and significance. In reply to the author's feedback Our description of uniformization might be misleading, because the problems we describe do not occur in all of its applications. For the SGCP model discussed in our paper, however, the uniformization really is over the rate, which is lambda in our model. There is no MJP in the SGCP model, because the rate is continuous. After rereading the relevant sections of the paper, I am sure that this is incorrect.


Poisson Process Jumping between an Unknown Number of Rates: Application to Neural Spike Data

Neural Information Processing Systems

We introduce a model where the rate of an inhomogeneous Poisson process is modified by a Chinese restaurant process. Applying a MCMC sampler to this model allows us to do posterior Bayesian inference about the number of states in Poisson-like data. Our sampler is shown to get accurate results for synthetic data and we apply it to V1 neuron spike data to find discrete firing rate states depending on the orientation of a stimulus.


Poisson Process Jumping between an Unknown Number of Rates: Application to Neural Spike Data

Neural Information Processing Systems

We introduce a model where the rate of an inhomogeneous Poisson process is modified by a Chinese restaurant process. Applying a MCMC sampler to this model allows us to do posterior Bayesian inference about the number of states in Poisson-like data. Our sampler is shown to get accurate results for synthetic data and we apply it to V1 neuron spike data to find discrete firing rate states depending on the orientation of a stimulus. Papers published at the Neural Information Processing Systems Conference.