diff --git a/tools/2d_feature_extraction/2d_feature_extraction.xml b/tools/2d_feature_extraction/2d_feature_extraction.xml
index bef49067..64d8b670 100644
--- a/tools/2d_feature_extraction/2d_feature_extraction.xml
+++ b/tools/2d_feature_extraction/2d_feature_extraction.xml
@@ -37,7 +37,7 @@
                     <param name="intensities" value="input/input1_uint8.tiff"/>
                     <param name="features" value="@FEATURE@"/>
                 </conditional>
-                <output name="output" ftype="tabular" value="output/input13-@FEATURE@.tsv"/>
+                <output name="output" ftype="tabular" value="output/input13-@FEATURE@.tsv" compare="re_match"/>
             </test>
         </xml>
     </macros>
@@ -132,7 +132,7 @@
                 <param name="mode" value="without-intensities"/>
                 <param name="features" value="label,area,area_convex,solidity"/>
             </conditional>
-            <output name="output" ftype="tabular" value="output/input12.tsv"/>
+            <output name="output" ftype="tabular" value="output/input12.tsv" compare="re_match"/>
         </test>
         <test>
             <param name="labels" value="input/input11.tiff"/>
@@ -141,7 +141,7 @@
                 <param name="intensities" value="input/input1_uint8.tiff"/>
                 <param name="features" value="area,mean_intensity,perimeter"/>
             </conditional>
-            <output name="output" ftype="tabular" value="output/input11.tsv"/>
+            <output name="output" ftype="tabular" value="output/input11.tsv" compare="re_match"/>
         </test>
         <!-- Single-channel 2-D Zarr (isolated features, verify that Dask arrays are converted to NumPy arrays whenever necessary) -->
         <expand macro="zarr-isolated-feature-test" feature="area"/>
diff --git a/tools/2d_feature_extraction/test-data/output/input11.tsv b/tools/2d_feature_extraction/test-data/output/input11.tsv
index 60f530c1..bfd8df84 100644
--- a/tools/2d_feature_extraction/test-data/output/input11.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input11.tsv
@@ -1,2 +1,2 @@
 area	mean_intensity	perimeter
-20825.0	129.36364945978391	590.399061660723
+20825.0	129.3636[0-9]+	590.3990[0-9]+
diff --git a/tools/2d_feature_extraction/test-data/output/input12.tsv b/tools/2d_feature_extraction/test-data/output/input12.tsv
index c988101b..9ac7f329 100644
--- a/tools/2d_feature_extraction/test-data/output/input12.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input12.tsv
@@ -1,24 +1,24 @@
 label	area	area_convex	solidity
-1	28.0	29.0	0.9655172413793104
+1	28.0	29.0	0.9655[0-9]+
 2	17.0	17.0	1.0
 3	9.0	9.0	1.0
 4	15.0	15.0	1.0
-5	23.0	26.0	0.8846153846153846
+5	23.0	26.0	0.8846[0-9]+
 6	21.0	21.0	1.0
 7	11.0	11.0	1.0
 8	60.0	80.0	0.75
-9	58.0	86.0	0.6744186046511628
+9	58.0	86.0	0.6744[0-9]+
 10	22.0	22.0	1.0
 11	2.0	2.0	1.0
-12	41.0	42.0	0.9761904761904762
-13	74.0	102.0	0.7254901960784313
+12	41.0	42.0	0.9761[0-9]+
+13	74.0	102.0	0.7254[0-9]+
 14	9.0	9.0	1.0
 15	8.0	8.0	1.0
-16	27.0	28.0	0.9642857142857143
+16	27.0	28.0	0.9642[0-9]+
 17	6.0	6.0	1.0
-18	61.0	73.0	0.8356164383561644
-19	55.0	72.0	0.7638888888888888
-20	18.0	23.0	0.782608695652174
+18	61.0	73.0	0.8356[0-9]+
+19	55.0	72.0	0.7638[0-9]+
+20	18.0	23.0	0.7826[0-9]+
 21	1.0	1.0	1.0
 22	4.0	4.0	1.0
 23	10.0	10.0	1.0
diff --git a/tools/2d_feature_extraction/test-data/output/input13-axis_major_length.tsv b/tools/2d_feature_extraction/test-data/output/input13-axis_major_length.tsv
index 8cb03ad6..5f2833a4 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-axis_major_length.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-axis_major_length.tsv
@@ -1,3 +1,3 @@
 axis_major_length
-57.723478758647246
-57.723478758647246
+57.7234[0-9]+
+57.7234[0-9]+
diff --git a/tools/2d_feature_extraction/test-data/output/input13-axis_minor_length.tsv b/tools/2d_feature_extraction/test-data/output/input13-axis_minor_length.tsv
index a1efab28..48a871dd 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-axis_minor_length.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-axis_minor_length.tsv
@@ -1,3 +1,3 @@
 axis_minor_length
-57.723478758647246
-57.723478758647246
+57.7234[0-9]+
+57.7234[0-9]+
diff --git a/tools/2d_feature_extraction/test-data/output/input13-bbox.tsv b/tools/2d_feature_extraction/test-data/output/input13-bbox.tsv
index 418ce567..1af5e045 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-bbox.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-bbox.tsv
@@ -1,3 +1,3 @@
 bbox
-[50, 60, 100, 110]
-[150, 160, 200, 210]
+\[50, 60, 100, 110\]
+\[150, 160, 200, 210\]
diff --git a/tools/2d_feature_extraction/test-data/output/input13-centroid.tsv b/tools/2d_feature_extraction/test-data/output/input13-centroid.tsv
index b1310794..28ffa388 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-centroid.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-centroid.tsv
@@ -1,3 +1,3 @@
 centroid
-[74.5, 84.5]
-[174.5, 184.5]
+\[74.5, 84.5\]
+\[174.5, 184.5\]
diff --git a/tools/2d_feature_extraction/test-data/output/input13-equivalent_diameter_area.tsv b/tools/2d_feature_extraction/test-data/output/input13-equivalent_diameter_area.tsv
index c11fdac5..d28aa12f 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-equivalent_diameter_area.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-equivalent_diameter_area.tsv
@@ -1,3 +1,3 @@
 equivalent_diameter_area
-56.41895835477563
-56.41895835477563
+56.4189[0-9]+
+56.4189[0-9]+
diff --git a/tools/2d_feature_extraction/test-data/output/input13-inertia_tensor_eigvals.tsv b/tools/2d_feature_extraction/test-data/output/input13-inertia_tensor_eigvals.tsv
index 5e2ad7a1..c2d06151 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-inertia_tensor_eigvals.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-inertia_tensor_eigvals.tsv
@@ -1,3 +1,3 @@
 inertia_tensor_eigvals
-[208.25, 208.25]
-[208.25, 208.25]
+\[208.25, 208.25\]
+\[208.25, 208.25\]
diff --git a/tools/2d_feature_extraction/test-data/output/input13-moments.tsv b/tools/2d_feature_extraction/test-data/output/input13-moments.tsv
index 6020a26f..ad778bc1 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-moments.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-moments.tsv
@@ -1,3 +1,3 @@
 moments
-[[2500.0, 61250.0, 2021250.0, 75031250.0], [61250.0, 1500625.0, 49520625.0, 1838265625.0], [2021250.0, 49520625.0, 1634180625.0, 60662765625.0], [75031250.0, 1838265625.0, 60662765625.0, 2251875390625.0]]
-[[2500.0, 61250.0, 2021250.0, 75031250.0], [61250.0, 1500625.0, 49520625.0, 1838265625.0], [2021250.0, 49520625.0, 1634180625.0, 60662765625.0], [75031250.0, 1838265625.0, 60662765625.0, 2251875390625.0]]
+\[\[2500.0, 61250.0, 2021250.0, 75031250.0\], \[61250.0, 1500625.0, 49520625.0, 1838265625.0\], \[2021250.0, 49520625.0, 1634180625.0, 60662765625.0\], \[75031250.0, 1838265625.0, 60662765625.0, 2251875390625.0\]\]
+\[\[2500.0, 61250.0, 2021250.0, 75031250.0\], \[61250.0, 1500625.0, 49520625.0, 1838265625.0\], \[2021250.0, 49520625.0, 1634180625.0, 60662765625.0\], \[75031250.0, 1838265625.0, 60662765625.0, 2251875390625.0\]\]
diff --git a/tools/2d_feature_extraction/test-data/output/input13-moments_hu.tsv b/tools/2d_feature_extraction/test-data/output/input13-moments_hu.tsv
index f1d6252c..faa2f790 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-moments_hu.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-moments_hu.tsv
@@ -1,3 +1,3 @@
 moments_hu
-[0.1666, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
-[0.1666, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
+\[0.1666, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0\]
+\[0.1666, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0\]
diff --git a/tools/2d_feature_extraction/test-data/output/input13-orientation.tsv b/tools/2d_feature_extraction/test-data/output/input13-orientation.tsv
index 87896115..7e8dcd04 100644
--- a/tools/2d_feature_extraction/test-data/output/input13-orientation.tsv
+++ b/tools/2d_feature_extraction/test-data/output/input13-orientation.tsv
@@ -1,3 +1,3 @@
 orientation
--0.7853981633974483
--0.7853981633974483
+-0.7853[0-9]+
+-0.7853[0-9]+