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# Primary user story
As a voter,
I want to receive useful matching results based on questions where multiple categorical answers are provided,
so that I feel that the complexity of political issues i…
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When I try to evaluate my model or make predictions on the val set, I get the following error:
```
---------------------------------------------------------------------------
ValueError …
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Issue to collect material and input on adding categorical feature support, and summarizing discussion from various locations. For discussion.
### Aim
It has been requested a number of times to a…
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will your code work for categorical data?
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Problem: JSON export incompletely specifies categorical splits (see below)
catboost version: 1.2
Operating System: Mac OS X 13.3.1
CPU: Apple Silicon (M2)
GPU: N/A
In the JSON export of a non-s…
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#### Code Sample, a copy-pastable example if possible
```python
import pandas as pd
df = pd.DataFrame.from_dict({'reg': [0,1,2], 'cat':pd.Categorical(['a','b','b'], categories=['a','b','c','d']…
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## Description
Will it work for categorical data?
(A clear and concise description of what the feature is.)
- If the proposal is about a new model, provide description of what t…
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Polars supports nested data---such as lists and structs---in columns of data.
Here's an example from the [polars guide](https://docs.pola.rs/user-guide/expressions/aggregation/#basic-aggregations)
…
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Hi guys,
Thanks for a great library. I am building a model that has categorical and continuous parameters. I have read a few papers that suggested you could create a categorical parameter by binning …