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I tried to calculate CLV but unfortunately for 2/3 of my data I got NaN values.
`ggf = GammaGammaFitter(penalizer_coef = 1e-06)
ggf.fit(
frequency = df_rftv["frequency"],
monetar…
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I am using python 3.8.8 in windows 10 with btyd 0.1b3.
While my btyd package is installed successfully, I get the below error when I try to import the btyd package in my jupyter notebook
```
Im…
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I am trying to know whether we can extract the transaction rate (lambda) of each customer through btyd package? By ITT, I mean Intra Transaction Time
I know the algo uses transaction rate to predi…
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I can't find consistent formula for recency. I did find this definition in docs for python package, [btyd](https://github.com/ColtAllen/btyd/blob/main/docs/More%20examples%20and%20recipes.md), "This i…
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There is an additional predictive capability for the ParetoNBD model that is not included in the legacy Lifetimes library:
https://github.com/CamDavidsonPilon/lifetimes/issues/213
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Hello there, @CamDavidsonPilon . Prof. Fader and Hardie also calculated the probability that a customer will still be alive up to time `T+t` with the purchase history `(x, t_x, T)` using `ParetoNBD` m…
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I see in the documentation the GGM model is mentioned like as below but what is available (auto populates upon tab key) is `GammaGammaFitter` and not `GammaGammaModel` as shown in doc below. I guess …
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Hi!
My name is Antonio and I tried to use you library, I was following the user guide when I tried to use the function BetaGeoFitter().fit(data) i received the following error:
![image](https://…
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I used the lifetimes utils function to get the summary data from my dataset but I got the below error
My code looked like below
`clv = lifetimes.utils.summary_data_from_transaction_data(df_new,'…
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In conversation with @ColtAllen I realized the reason `find_MAP` gives worse results than lifetimes is (might be?) that lifetimes is often doing penalized MLE. We should investigate if we can add bett…