hECA v2.0: an AI-ready ensemble cell atlas of single- ... - PMC

: Projecting heterogeneous data onto a unified reference (e.g., GRCh38/hg38) to create a consistent "cell-by-peak" matrix.

using tools like the UCSC Table Browser , which allows you to filter and download data to produce a feature list (e.g., a list of all genes in a specific region). 2. Creating a Feature Table