feat(checks): Add check to ensure MatrixSize and nifti_header.dim are…

… consistent
bids-standard · May 31, 2024 · 0181150 · 0181150
1 parent 07d2ec8
commit 0181150
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/src/schema/rules/checks/mrs.yaml b/src/schema/rules/checks/mrs.yaml
@@ -12,3 +12,18 @@ MRSNiftiConsistency:
   checks:
     - sidecar.ResonantNucleus == nifti_header.mrs.ResonantNucleus
     - sidecar.SpectrometerFrequency == nifti_header.mrs.SpectrometerFrequency
+
+MRSMatrixSize:
+  issue:
+    code: MRS_MATRIX_SIZE
+    message: |
+      MatrixSize metadata must match NIfTI header field `dim[1:4]`.
+    level: error
+  selectors:
+    - datatype == "mrs"
+    - nifti_header
+    - type(sidecar.MatrixSize) != "null"
+  checks:
+    - sidecar.MatrixSize[0] == nifti_header.dim[1]
+    - sidecar.MatrixSize[1] == nifti_header.dim[2]
+    - sidecar.MatrixSize[2] == nifti_header.dim[3]