# Document Revision History

The version history for DRAGEN Array product documentation:

| Version | Date           | Description of Change                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| ------- | -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 01      | December 2023  | Initial release                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| 02      | March 2024     | Added details for DRAGEN Array v1.0.0 cloud genotype pipeline release.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| 03      | May 2024       | Added details for DRAGEN Array methylation QC pipeline v1.0.0 release. Error correction in the CNV VCF example (CN=4 to CN=5).                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| 04      | September 2024 | DRAGEN Array v1.1.0 release                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| 05      | February 2025  | DRAGEN Array v1.2.0 release                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| 06      | February 2025  | Updated DRAGEN Array v1.2.0 release notes                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| 07      | June 2025      | <p>• Updated DRAGEN Array v1.2.0 release notes: added gtc-to-bedgraph LRR smoothing bug. "Bedgraph Smoothing window size" disabled in <a href="../../product-guides/dragen-array-cloud-analysis/overview/dragen-array-cytogenetics-analysis#Cytogenetics Threshold Adjustment">cloud interface</a>.</p><p>• Added details for <a href="../../product-guides/dragen-array-cloud-analysis/overview/dragen-array-cytogenetics-analysis# DRAGEN Array - Cytogenetics analysis + Emedgene interpretation">DRAGEN Array - Cytogenetics analysis + Emedgene interpretation</a> pipeline 1.2.0 release and corresponding <a href="release-notes/dragen-array-v1.2.0-release-notes/dragen-array-v1.2.0-cyto-emg-release-notes">release notes</a></p> |
| 08      | August 2025    | DRAGEN Array v1.3.0 release. Rename of "CNV and LOH Calling" to "Cytogenetics analysis"                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| 09      | October 2025   | `DRAGEN Array - Cytogenetics analysis + Emedgene interpretation` cloud pipeline v1.3.0 release                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| 10      | February 2026  | [DRAGEN Array methylation QC pipeline v1.0.1 release](https://help.connected.illumina.com/dragen-array/reference/release-notes/dragen-array-v1.0.1-cloud-methylqc-release-notes)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| 11      | March 2026     | <p>• Added details for the <a href="../product-guides/dragen-array-cloud-analysis/overview-1/plan-analysis">BaseSpace Planned Analyses</a> feature associated with <a href="https://help.basespace.illumina.com/releases/previous-releases/2026/7.44.0">BaseSpace 7.44.0 release</a></p><p>• Major restructuring of Cloud Analysis section</p>                                                                                                                                                                                                                                                                                                                                                                                              |