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pandas

Definition
AI-generated

pandas is a Python library for tabular data—DataFrames and Series—with indexing, alignment, group-by aggregation, merges, and time-series utilities.

Topics
Programming
URL
https://pandas.pydata.org/
Related
Numerical Python (NumPy) Polars Python

Why it matters in GWAS

Notebook-style reproducibility and many tutorials use pandas for joining GWAS results to gene maps, filtering by MAF or INFO, and reshaping outputs for PRS or pathway pipelines; silent dtype or index bugs can corrupt merges.

Example usage

"We read the summary statistics into pandas, dropped duplicate SNPs on rsid, and merged in the Ensembl gene table on chromosome and position."

Numerical Python (NumPy) Polars Python Scientific Python (SciPy)
Related-term network

Click any node to open that term page.

Node order. The current term is first. Next come every page linked from Related terms, in the same top-to-bottom order as that list. Then new terms appear in two-hop layers: for each of those direct neighbors (in that same order), their related terms are appended if not already listed. A third pass does the same for two-hop nodes. The walk stops when a fixed maximum number of nodes is reached.

References

  • McKinney W. (2010). Data structures for statistical computing in Python. Proc Python Sci Conf.
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