Simcenter HEEDS 2504 release notes

These 30-page release notes describe what is new in Simcenter HEEDS 2504, the April 2025 release. They apply to that version only, and each change is explained with its purpose and the part of the workflow it affects.

What the document covers

• A new Surrogates tab in HEEDS Post that groups neural network creation, validation and comparison widgets, plus the Find Best Surrogate tool
• Outlier detection with the Discover Design Clusters method to clean design sets before analysis
• Visualisation updates: Boruta influence plots, blur and convex polygon options, box-and-whisker and violin rendering in parallel plots, and saved plots that recalculate with new data
• New portals for Ansys Discovery and Aspen HYSYS Simulation Workbook, and updates to the Simcenter Amesim, Designcenter NX (called NX in the document; Python journaling), GT-SUITE .glx and FLOEFD portals
• Workflow changes such as configurable auto-save, high-resolution monitor support and portal tagging improvements
• Parallel execution and clearer messaging for the AI Simulation Predictor, followed by a list of bug fixes

Who it is for

Existing HEEDS users, CAE methods engineers and administrators planning an upgrade who want to know which features and integrations changed in this release.