User Guide#

Data Structures

The two core objects: DataArray for a single acquisition and DataCollection for grouping multiple acquisitions together.

Data Structures
Coordinates

How array axes are mapped to physical values — interpolated, sampled, dense, and scalar coordinate types, including handling of gaps and overlaps.

Coordinates
I/O

Supported DAS file formats, how to add a custom engine, and how virtual datasets let you access large multi-file acquisitions as a single seamless array.

I/O
Pipeline Processing

Building processing sequences with Atom objects and applying them chunk-by-chunk on datasets larger than memory, including real-time streaming.

Pipeline Processing
How-To Guides

Short, task-focused recipes for common domain-specific workflows such as converting strain-rate to displacement.

How-To Guides
FAQ

Answers to frequently asked questions, including why xdas exists alongside xarray and dask.

Frequently Asked Questions