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12 bgbb.HeatmapHoldoutExpectedTrans<br />
Arguments<br />
params<br />
n<br />
BG/BB parameters - a vector with alpha, beta, gamma, and delta, in that order.<br />
Alpha and beta are unobserved parameters for the beta-Bernoulli transaction<br />
process. Gamma and delta are unobserved parameters for the beta-geometric<br />
dropout process.<br />
number of transaction opportunities.<br />
Details<br />
E(X(n) | alpha, beta, gamma, delta)<br />
Value<br />
Mean of the BG/BB probability mass function.<br />
References<br />
Fader, Peter S., Bruce G.S. Hardie, and Jen Shang. “Customer-Base Analysis in a Discrete-Time<br />
Noncontractual Setting.” Marketing Science 29(6), pp. 1086-1108. 2010. INFORMS. http:<br />
//www.brucehardie.com/papers/020/<br />
Examples<br />
params