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貼吧活動:(請查閱 [SARS-CoV-2 Timeline by 2020.02.21](https://github.com/agorahub/_meta/blob/agoran/theagora/sari/Memorandum_2020-02-21_SARS-CoV-2-Timeline_Nathan.pdf?raw=true), by Nathan :cloud: )
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Hello,
I'm building a time series model, for forecasting Sales, based on the history since 2019.
My model uses SKForecast with XGBRegressor.
I want to forecast 75 days.
My target is SALES.
I…
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Hi,
I'm trying to get the model to work but keep getting the error message: "Non-positive-definite forecast error covariance matrix encountered at period X"
I've used the following code:
```…
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Can someone help explain or point me to how to better interpret these graphs?
![Screenshot_4](https://user-images.githubusercontent.com/61426243/182727376-cc00eb31-820b-43f9-a5ea-51b3c51b1d30.png)
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I am using Skforecast for the first time and I am having trouble forecasting steps which is larger than the number of lags. Below is my sample dataframe with 13 historic values
Python Version: 3.8
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Consider a model to predict movie theater popcorn sales. We have a daily time series over several years. That allows us to get a trend, intra-week and intra-year seasonality. Maybe we have a histor…
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Hi,
First off, thank you very much for this fantastic repo.
I have a quick question: How would you implement deterministic features in this model. By this, I mean, we know the values of these f…
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Hello,
I was attempting to fully understand the AIC output of a summary(psem(model)) call by looking back at the description in Shipley (2013), and I cannot come up with the same answer using the t…
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I'm trying to build a forecasting model that predicts monthly commodity price based on the information provided by exogenous variables.
Based on my analysis of the dataset, I have identified that t…
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Criteria | Ratings
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What are the 3 most interesting (to you) things you discovered about your main scientific question(s)? | 30.0 pts - Full Marks; 20.0 pts- 2 things; 10.0 pts- 1 thing; …