home/categories/machine-learning/ecnu-icalk-autoskill-skillbank-convskill-english-gpt4-8-glm4-7-polars-mstl-decomposition-data-preparation-skill-md
machine-learningdata-ai
polars-mstl-decomposition-data-preparation
Prepare Polars DataFrames for MSTL time series decomposition by splitting data into train and validation sets, specifically resolving list aggregation type mismatches during anti-joins.
maintainer
ECNU-ICALK
Updated 3/13/2026
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quick start
Installation and usage
Prepare Polars DataFrames for MSTL time series decomposition by splitting data into train and validation sets, specifically resolving list aggregation type mismatches during anti-joins.
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use polars-mstl-decomposition-data-preparation