InsightSoftwareConsortium · hjmjohnson · Apr 29, 2026 · Apr 29, 2026
diff --git a/CMakeLists.txt b/CMakeLists.txt
diff --git a/CTestConfig.cmake b/CTestConfig.cmake
diff --git a/MIGRATION_README.md b/MIGRATION_README.md
@@ -0,0 +1,20 @@
+# Migrated to ITK main
+
+As of 2026-04-29, the `FastBilateral` module has been ingested into
+the main ITK source tree. The authoritative location is:
+
+  https://github.com/InsightSoftwareConsortium/ITK/tree/main/Modules/Filtering/FastBilateral
+
+See `Modules/Filtering/FastBilateral/README.md` (or any in-tree
+documentation under that path) for details on what moved and what
+remains in this archived repo.
+
+This repository is retained read-only for historical reference (deep
+git history, paper material, example assets not migrated to ITK). It
+will be marked ARCHIVED after this PR merges.
+
+Related:
+- ITK ingest PR: InsightSoftwareConsortium/ITK#6159
+- ITK ingest merge commit: InsightSoftwareConsortium/ITK@2722d525d7
+- Tracking issue: InsightSoftwareConsortium/ITK#6160
+- Original integration attempt: InsightSoftwareConsortium/ITK#5134 (superseded)
diff --git a/include/itkFastBilateralImageFilter.h b/include/itkFastBilateralImageFilter.h