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Benchmark comparison

Speed (wall time per call)

baseline 656da8b vs head 656da8b · python 3.11.15 · 5 repeats + 1 warmup

Showing the 5 most-changed measurements per case; the rest are collapsed. Rows with a baseline below 3 ms are tagged (noise) — runner jitter on those swamps any real change.

ct_3d — shape (73, 47, 73)

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
poi_calc_poi_from_subreg_vert	13.39 ±0.28	12.94 ±0.07	-3.4%	0.017
nii_rescale_seg	3.29 ±0.09	3.18 ±0.01	-3.3%	0.055
nii_save	12.33 ±1.15	11.94 ±0.16	-3.2%	0.149
nii_erode_msk	6.56 ±0.07	6.40 ±0.09	-2.5%	0.005
nii_dilate_msk	128.17 ±0.46	125.98 ±0.41	-1.7%	0.000

… 31 more measurements

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
nii_filter_connected_components	4.45 ±0.17	4.52 ±0.09	+1.6%	0.781
poi_calc_centroids_nocrop	4.60 ±0.19	4.53 ±0.05	-1.5%	0.982
nii_load_img	11.04 ±1.50	10.93 ±0.12	-1.0%	0.286
nii_fill_holes	4.71 ±0.06	4.69 ±0.04	-0.2%	0.561
nii_resample_from_to	42.13 ±0.18	42.20 ±0.16	+0.2%	0.579
nii_rescale	39.84 ±0.20	39.78 ±0.30	-0.1%	0.469
metric_voxels	250463.00 ±0.00	250463.00 ±0.00	+0.0%	—
metric_labels	3.00 ±0.00	3.00 ±0.00	+0.0%	—
metric_foreground_pct	14.51 ±0.00	14.51 ±0.00	+0.0%	—
nii_volumes	2.13 ±0.30	1.87 ±0.01	-12.6% (noise)	0.079
nii_center_of_masses	1.98 ±0.01	1.76 ±0.03	-10.9% (noise)	0.000
poi_map_labels	0.21 ±0.02	0.20 ±0.01	-8.5% (noise)	0.069
poi_calc_centroids	2.78 ±0.03	2.57 ±0.03	-7.5% (noise)	0.000
nii_get_array	0.06 ±0.02	0.06 ±0.01	-7.2% (noise)	0.278
poi_reorient	0.52 ±0.03	0.49 ±0.03	-6.9% (noise)	0.054
poi_save	0.53 ±0.02	0.50 ±0.01	-6.9% (noise)	0.010
poi_rescale	0.26 ±0.22	0.25 ±0.01	-6.1% (noise)	0.343
poi_local_to_global_arr	0.35 ±0.02	0.33 ±0.01	-5.9% (noise)	0.409
nii_compute_crop	0.35 ±0.01	0.33 ±0.02	-5.8% (noise)	0.054
nii_reorient	0.88 ±0.13	0.93 ±0.01	+5.6% (noise)	0.987
nii_set_dtype	0.55 ±0.02	0.52 ±0.02	-5.4% (noise)	0.037
nii_apply_crop	0.73 ±0.05	0.70 ±0.03	-4.4% (noise)	0.084
nii_map_labels	1.10 ±0.04	1.06 ±0.05	-4.0% (noise)	0.168
nii_unique	0.72 ±0.02	0.69 ±0.01	-3.5% (noise)	0.015
nii_extract_label	0.50 ±0.04	0.48 ±0.02	-3.2% (noise)	0.241
poi_load	1.05 ±0.03	1.07 ±0.04	+2.8% (noise)	0.184
nii_pad_to	0.74 ±0.05	0.72 ±0.04	-2.6% (noise)	0.425
poi_resample_from_to	0.75 ±0.02	0.74 ±0.04	-1.9% (noise)	0.619
nii_load_seg	2.95 ±0.20	2.90 ±0.07	-1.7% (noise)	0.286
poi_to_global	0.25 ±0.01	0.25 ±0.02	-1.2% (noise)	0.354
nii_get_connected_components	2.33 ±0.08	2.33 ±0.03	+0.1% (noise)	0.692

ct_2d — shape (73, 47, 1)

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
nii_resample_from_to	8.16 ±0.23	7.75 ±0.09	-5.0%	0.013
nii_rescale	5.75 ±0.12	5.49 ±0.10	-4.6%	0.002
nii_dilate_msk	15.13 ±0.06	14.90 ±0.10	-1.5%	0.002
metric_voxels	3431.00 ±0.00	3431.00 ±0.00	+0.0%	—
metric_labels	3.00 ±0.00	3.00 ±0.00	+0.0%	—

… 30 more measurements

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
metric_foreground_pct	37.60 ±0.00	37.60 ±0.00	+0.0%	—
poi_reorient	0.55 ±0.03	0.47 ±0.02	-13.7% (noise)	0.004
nii_extract_label	0.51 ±0.02	0.46 ±0.02	-10.5% (noise)	0.002
nii_save	1.61 ±0.02	1.45 ±0.03	-10.1% (noise)	0.000
nii_set_dtype	0.49 ±0.02	0.44 ±0.02	-9.3% (noise)	0.022
nii_load_seg	1.96 ±0.04	1.79 ±0.04	-8.7% (noise)	0.000
nii_map_labels	0.57 ±0.02	0.53 ±0.03	-7.7% (noise)	0.064
poi_rescale	0.30 ±0.02	0.28 ±0.01	-7.2% (noise)	0.017
nii_erode_msk	1.14 ±0.02	1.07 ±0.05	-6.5% (noise)	0.026
nii_load_img	1.80 ±0.12	1.68 ±0.03	-6.5% (noise)	0.044
nii_pad_to	0.66 ±0.02	0.62 ±0.02	-6.5% (noise)	0.016
poi_local_to_global_arr	0.35 ±0.01	0.33 ±0.01	-6.1% (noise)	0.005
nii_unique	0.14 ±0.00	0.13 ±0.01	-6.1% (noise)	0.304
nii_apply_crop	0.82 ±0.07	0.77 ±0.02	-6.1% (noise)	0.235
nii_get_array	0.02 ±0.00	0.02 ±0.00	-5.8% (noise)	0.274
nii_center_of_masses	0.23 ±0.01	0.22 ±0.01	-5.8% (noise)	0.026
nii_get_connected_components	0.71 ±0.03	0.67 ±0.03	-5.4% (noise)	0.120
poi_resample_from_to	0.84 ±0.01	0.79 ±0.03	-5.0% (noise)	0.097
nii_compute_crop	0.17 ±0.01	0.16 ±0.00	-4.9% (noise)	0.054
poi_save	0.55 ±0.02	0.53 ±0.01	-4.7% (noise)	0.041
nii_filter_connected_components	0.97 ±0.18	0.93 ±0.04	-4.2% (noise)	0.201
poi_map_labels	0.24 ±0.02	0.23 ±0.00	-4.2% (noise)	0.146
poi_calc_centroids	1.12 ±0.73	1.08 ±0.01	-3.9% (noise)	0.321
nii_rescale_seg	0.89 ±0.01	0.86 ±0.03	-3.4% (noise)	0.148
nii_volumes	0.32 ±0.02	0.31 ±0.03	-3.1% (noise)	0.883
poi_to_global	0.28 ±0.03	0.27 ±0.01	-2.8% (noise)	0.484
nii_reorient	0.97 ±0.02	0.94 ±0.05	-2.5% (noise)	0.218
nii_fill_holes	0.97 ±0.04	0.96 ±0.05	-1.5% (noise)	0.403
poi_calc_centroids_nocrop	1.28 ±0.02	1.28 ±0.02	-0.4% (noise)	0.532
poi_load	1.13 ±0.04	1.13 ±0.03	-0.1% (noise)	0.822

mri_3d — shape (68, 52, 67)

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
nii_filter_connected_components	4.91 ±0.11	4.63 ±0.04	-5.6%	0.002
nii_erode_msk	8.00 ±0.08	7.71 ±0.12	-3.7%	0.006
nii_fill_holes	5.67 ±0.08	5.47 ±0.08	-3.6%	0.068
nii_save	9.75 ±0.09	9.46 ±0.12	-2.9%	0.005
nii_rescale_seg	3.33 ±0.10	3.24 ±0.03	-2.7%	0.044

… 31 more measurements

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
poi_calc_poi_from_subreg_vert	12.42 ±0.08	12.10 ±0.15	-2.6%	0.016
nii_dilate_msk	166.58 ±0.45	162.91 ±1.54	-2.2%	0.010
nii_load_img	9.19 ±2.19	9.00 ±0.05	-2.0%	0.335
nii_resample_from_to	41.00 ±0.28	40.45 ±0.49	-1.3%	0.154
poi_calc_centroids_nocrop	8.95 ±0.16	8.85 ±0.28	-1.1%	0.215
nii_rescale	38.53 ±0.22	38.31 ±0.27	-0.6%	0.052
nii_load_seg	3.08 ±0.03	3.07 ±0.06	-0.3%	0.855
metric_voxels	236912.00 ±0.00	236912.00 ±0.00	+0.0%	—
metric_labels	8.00 ±0.00	8.00 ±0.00	+0.0%	—
metric_foreground_pct	18.21 ±0.00	18.21 ±0.00	+0.0%	—
nii_map_labels	1.14 ±0.04	1.06 ±0.01	-7.6% (noise)	0.007
poi_resample_from_to	0.87 ±0.05	0.81 ±0.04	-7.3% (noise)	0.039
poi_map_labels	0.27 ±0.01	0.26 ±0.01	-6.4% (noise)	0.004
poi_calc_centroids	2.93 ±0.03	2.81 ±0.07	-3.9% (noise)	0.008
nii_get_connected_components	2.35 ±0.03	2.26 ±0.05	-3.5% (noise)	0.008
nii_get_array	0.06 ±0.01	0.06 ±0.00	-3.4% (noise)	0.279
poi_rescale	0.33 ±0.02	0.32 ±0.01	-3.3% (noise)	0.216
nii_set_dtype	0.65 ±0.06	0.64 ±0.07	-2.2% (noise)	0.813
poi_load	2.36 ±0.04	2.31 ±0.01	-2.0% (noise)	0.091
nii_apply_crop	0.83 ±0.02	0.81 ±0.04	-1.7% (noise)	0.968
poi_local_to_global_arr	0.34 ±0.01	0.35 ±0.01	+1.4% (noise)	0.673
nii_extract_label	0.52 ±0.03	0.52 ±0.01	+1.0% (noise)	0.804
nii_unique	0.70 ±0.02	0.69 ±0.03	-1.0% (noise)	0.433
poi_save	0.60 ±0.02	0.60 ±0.02	+0.8% (noise)	0.607
poi_to_global	0.30 ±0.01	0.30 ±0.02	+0.7% (noise)	0.837
nii_compute_crop	0.37 ±0.01	0.37 ±0.01	-0.5% (noise)	0.584
nii_pad_to	0.81 ±0.01	0.81 ±0.04	+0.4% (noise)	0.850
poi_reorient	0.53 ±0.01	0.53 ±0.02	-0.3% (noise)	0.589
nii_center_of_masses	2.02 ±0.03	2.03 ±0.01	+0.3% (noise)	0.496
nii_reorient	0.99 ±0.03	0.99 ±0.04	+0.1% (noise)	0.363
nii_volumes	2.00 ±0.03	2.00 ±0.02	-0.1% (noise)	0.460

mri_2d — shape (68, 52, 1)

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
nii_dilate_msk	20.33 ±0.14	19.93 ±0.11	-2.0%	0.001
nii_resample_from_to	7.95 ±0.11	7.94 ±0.19	-0.1%	0.760
nii_rescale	5.70 ±0.10	5.70 ±0.12	+0.0%	0.359
metric_voxels	3536.00 ±0.00	3536.00 ±0.00	+0.0%	—
metric_labels	7.00 ±0.00	7.00 ±0.00	+0.0%	—

… 30 more measurements

Measurement	baseline ms (median ±½·range)	head ms (median ±½·range)	Δ %	p
metric_foreground_pct	50.17 ±0.00	50.17 ±0.00	+0.0%	—
poi_map_labels	0.27 ±0.01	0.31 ±0.03	+16.9% (noise)	0.080
nii_get_array	0.02 ±0.02	0.02 ±0.00	-10.4% (noise)	0.330
nii_filter_connected_components	0.95 ±0.03	1.03 ±0.04	+8.9% (noise)	0.007
poi_rescale	0.30 ±0.01	0.33 ±0.02	+8.8% (noise)	0.090
nii_load_seg	1.89 ±0.10	1.74 ±0.03	-7.6% (noise)	0.027
poi_resample_from_to	0.86 ±0.06	0.92 ±0.04	+6.9% (noise)	0.914
poi_calc_centroids	1.26 ±0.08	1.34 ±0.07	+6.9% (noise)	0.156
poi_load	2.21 ±0.06	2.08 ±0.04	-6.1% (noise)	0.008
nii_volumes	0.50 ±0.02	0.53 ±0.05	+6.1% (noise)	0.143
nii_save	1.56 ±0.04	1.46 ±0.14	-6.0% (noise)	0.681
nii_center_of_masses	0.43 ±0.02	0.45 ±0.09	+6.0% (noise)	0.298
poi_local_to_global_arr	0.36 ±0.16	0.35 ±0.04	-4.3% (noise)	0.401
nii_rescale_seg	0.90 ±0.04	0.86 ±0.05	-4.2% (noise)	0.186
poi_reorient	0.53 ±0.01	0.51 ±0.07	-3.9% (noise)	0.519
nii_reorient	0.95 ±0.03	0.92 ±0.04	-3.2% (noise)	0.055
poi_save	0.62 ±0.03	0.64 ±0.02	+3.0% (noise)	0.274
nii_get_connected_components	0.71 ±0.02	0.69 ±0.03	-2.8% (noise)	0.781
nii_load_img	1.64 ±0.02	1.60 ±0.04	-2.6% (noise)	0.199
nii_compute_crop	0.17 ±0.01	0.16 ±0.01	-2.3% (noise)	0.655
nii_extract_label	0.48 ±0.02	0.50 ±0.04	+2.2% (noise)	0.203
poi_to_global	0.30 ±0.02	0.30 ±0.01	-2.2% (noise)	0.977
nii_unique	0.14 ±0.01	0.14 ±0.07	+2.0% (noise)	0.335
nii_fill_holes	1.22 ±0.02	1.24 ±0.06	+2.0% (noise)	0.146
poi_calc_centroids_nocrop	1.58 ±0.30	1.60 ±0.06	+1.3% (noise)	0.403
nii_erode_msk	1.42 ±0.01	1.44 ±0.03	+1.1% (noise)	0.538
nii_map_labels	0.56 ±0.02	0.55 ±0.03	-0.7% (noise)	0.478
nii_pad_to	0.62 ±0.05	0.62 ±0.03	+0.6% (noise)	0.573
nii_apply_crop	0.76 ±0.01	0.76 ±0.02	-0.3% (noise)	0.316
nii_set_dtype	0.44 ±0.02	0.44 ±0.02	-0.1% (noise)	0.686

Gate: a measurement fails when the baseline is ≥ 1 ms, the median grows by ≥ 50%, and Welch's t-test gives p < 0.05. metric_* rows are context only.

Memory (peak RSS growth per call)

baseline 656da8b vs head 656da8b · python 3.11.15 · 5 repeats + 1 warmup · sampler proc-status, isolation fork · measurement floor ≈ 0.90 MiB

Showing the 5 most-changed measurements per case; the rest are collapsed. Rows with a baseline below 3 MiB are tagged (noise) — runner jitter on those swamps any real change.

ct_3d — shape (73, 47, 73)

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_load_img	3.53 ±0.00	3.58 ±0.00	+1.4%	—
nii_load_seg	5.93 ±0.00	5.96 ±0.00	+0.6%	—
nii_erode_msk	5.87 ±0.00	5.89 ±0.00	+0.4%	—
poi_resample_from_to	5.20 ±0.00	5.18 ±0.00	-0.3%	—
nii_set_dtype	5.20 ±0.00	5.19 ±0.00	-0.2%	—

… 31 more measurements

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_pad_to	5.38 ±0.00	5.37 ±0.00	-0.2%	—
nii_extract_label	5.39 ±0.00	5.38 ±0.00	-0.2%	—
nii_map_labels	5.45 ±0.00	5.44 ±0.00	-0.2%	—
nii_reorient	5.82 ±0.00	5.81 ±0.00	-0.2%	—
nii_apply_crop	5.82 ±0.00	5.81 ±0.00	-0.2%	—
poi_calc_centroids_nocrop	5.88 ±0.00	5.87 ±0.00	-0.2%	—
nii_rescale_seg	5.90 ±0.00	5.89 ±0.00	-0.2%	—
poi_calc_centroids	6.01 ±0.00	6.00 ±0.00	-0.2%	—
nii_rescale	6.09 ±0.00	6.08 ±0.00	-0.2%	—
nii_resample_from_to	6.21 ±0.00	6.20 ±0.00	-0.2%	—
nii_get_connected_components	6.57 ±0.00	6.56 ±0.00	-0.2%	—
nii_filter_connected_components	6.82 ±0.00	6.81 ±0.00	-0.2%	—
poi_calc_poi_from_subreg_vert	7.07 ±0.00	7.05 ±0.00	-0.2%	0.000
poi_to_global	3.09 ±0.00	3.09 ±0.00	+0.1%	—
nii_fill_holes	6.24 ±0.00	6.23 ±0.00	-0.1%	—
nii_center_of_masses	3.28 ±0.00	3.28 ±0.00	+0.1%	—
nii_volumes	3.53 ±0.00	3.53 ±0.00	+0.1%	—
nii_save	3.71 ±0.00	3.72 ±0.00	+0.1%	—
poi_reorient	3.84 ±0.00	3.84 ±0.00	+0.1%	—
nii_dilate_msk	5.87 ±0.00	5.88 ±0.00	+0.1%	—
metric_voxels	250463.00 ±0.00	250463.00 ±0.00	+0.0%	—
metric_labels	3.00 ±0.00	3.00 ±0.00	+0.0%	—
metric_foreground_pct	14.51 ±0.00	14.51 ±0.00	+0.0%	—
nii_get_array	1.65 ±0.00	1.66 ±0.00	+0.2% (noise)	—
poi_rescale	2.61 ±0.00	2.61 ±0.00	+0.1% (noise)	—
nii_compute_crop	2.90 ±0.00	2.91 ±0.00	+0.1% (noise)	—
poi_local_to_global_arr	2.96 ±0.00	2.96 ±0.00	+0.1% (noise)	—
nii_unique	2.96 ±0.00	2.97 ±0.00	+0.1% (noise)	—
poi_save	1.41 ±0.00	1.41 ±0.00	+0.0% (noise)	—
poi_map_labels	1.78 ±0.00	1.78 ±0.00	+0.0% (noise)	—
poi_load	1.62 ±0.00	1.62 ±0.00	+0.0% (noise)	—

ct_2d — shape (73, 47, 1)

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_load_img	3.46 ±0.00	3.51 ±0.00	+1.4%	—
nii_load_seg	5.86 ±0.00	5.89 ±0.00	+0.5%	—
nii_erode_msk	5.80 ±0.00	5.82 ±0.00	+0.3%	—
poi_resample_from_to	5.13 ±0.00	5.11 ±0.00	-0.3%	—
nii_set_dtype	5.13 ±0.00	5.12 ±0.00	-0.3%	—

… 30 more measurements

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_pad_to	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_extract_label	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_map_labels	5.38 ±0.00	5.37 ±0.00	-0.3%	—
nii_reorient	5.76 ±0.00	5.74 ±0.00	-0.3%	—
nii_apply_crop	5.76 ±0.00	5.74 ±0.00	-0.3%	—
nii_rescale_seg	5.84 ±0.00	5.82 ±0.00	-0.3%	—
poi_calc_centroids_nocrop	5.88 ±0.00	5.86 ±0.00	-0.3%	—
poi_calc_centroids	5.95 ±0.00	5.93 ±0.00	-0.3%	—
nii_rescale	6.02 ±0.00	6.01 ±0.00	-0.3%	—
nii_resample_from_to	6.15 ±0.00	6.13 ±0.00	-0.3%	—
nii_get_connected_components	6.51 ±0.00	6.49 ±0.00	-0.2%	—
nii_filter_connected_components	6.76 ±0.00	6.74 ±0.00	-0.2%	—
nii_fill_holes	6.17 ±0.00	6.16 ±0.00	-0.2%	—
nii_save	3.65 ±0.00	3.65 ±0.00	+0.0%	—
nii_volumes	3.46 ±0.00	3.46 ±0.00	+0.0%	—
nii_center_of_masses	3.21 ±0.00	3.21 ±0.00	+0.0%	—
nii_dilate_msk	5.80 ±0.00	5.80 ±0.00	+0.0%	—
poi_reorient	3.77 ±0.00	3.77 ±0.00	+0.0%	—
poi_to_global	3.02 ±0.00	3.02 ±0.00	+0.0%	—
metric_voxels	3431.00 ±0.00	3431.00 ±0.00	+0.0%	—
metric_labels	3.00 ±0.00	3.00 ±0.00	+0.0%	—
metric_foreground_pct	37.60 ±0.00	37.60 ±0.00	+0.0%	—
nii_get_array	1.59 ±0.00	1.59 ±0.00	+0.0% (noise)	—
nii_compute_crop	2.84 ±0.00	2.84 ±0.00	+0.0% (noise)	—
nii_unique	2.90 ±0.00	2.90 ±0.00	+0.0% (noise)	—
poi_rescale	2.54 ±0.00	2.54 ±0.00	+0.0% (noise)	—
poi_local_to_global_arr	2.89 ±0.00	2.89 ±0.00	+0.0% (noise)	—
poi_save	1.34 ±0.00	1.34 ±0.00	+0.0% (noise)	—
poi_map_labels	1.71 ±0.00	1.71 ±0.00	+0.0% (noise)	—
poi_load	1.55 ±0.00	1.55 ±0.00	+0.0% (noise)	—

mri_3d — shape (68, 52, 67)

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_load_img	3.53 ±0.00	3.57 ±0.00	+1.3%	—
nii_load_seg	5.86 ±0.00	5.89 ±0.00	+0.5%	—
nii_erode_msk	5.80 ±0.00	5.82 ±0.00	+0.3%	—
poi_resample_from_to	5.13 ±0.00	5.11 ±0.00	-0.3%	—
nii_set_dtype	5.20 ±0.00	5.18 ±0.00	-0.3%	—

… 31 more measurements

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_pad_to	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_extract_label	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_map_labels	5.38 ±0.00	5.37 ±0.00	-0.3%	—
nii_reorient	5.76 ±0.00	5.74 ±0.00	-0.3%	—
nii_apply_crop	5.76 ±0.00	5.74 ±0.00	-0.3%	—
poi_calc_centroids_nocrop	5.82 ±0.00	5.80 ±0.00	-0.3%	—
nii_rescale_seg	5.84 ±0.00	5.82 ±0.00	-0.3%	—
poi_calc_centroids	5.95 ±0.00	5.93 ±0.00	-0.3%	—
nii_rescale	6.02 ±0.00	6.01 ±0.00	-0.3%	—
nii_resample_from_to	6.15 ±0.00	6.13 ±0.00	-0.3%	—
nii_get_connected_components	6.51 ±0.00	6.49 ±0.00	-0.2%	—
nii_filter_connected_components	6.76 ±0.00	6.74 ±0.00	-0.2%	—
poi_calc_poi_from_subreg_vert	7.07 ±0.00	7.05 ±0.00	-0.2%	—
nii_fill_holes	6.17 ±0.00	6.16 ±0.00	-0.2%	—
nii_save	3.65 ±0.00	3.65 ±0.00	+0.0%	—
nii_volumes	3.46 ±0.00	3.46 ±0.00	+0.0%	—
nii_center_of_masses	3.21 ±0.00	3.21 ±0.00	+0.0%	—
nii_dilate_msk	5.80 ±0.00	5.80 ±0.00	+0.0%	—
poi_reorient	3.77 ±0.00	3.77 ±0.00	+0.0%	—
poi_to_global	3.02 ±0.00	3.02 ±0.00	+0.0%	—
metric_voxels	236912.00 ±0.00	236912.00 ±0.00	+0.0%	—
metric_labels	8.00 ±0.00	8.00 ±0.00	+0.0%	—
metric_foreground_pct	18.21 ±0.00	18.21 ±0.00	+0.0%	—
nii_get_array	1.59 ±0.00	1.59 ±0.00	+0.0% (noise)	—
nii_compute_crop	2.84 ±0.00	2.84 ±0.00	+0.0% (noise)	—
nii_unique	2.90 ±0.00	2.90 ±0.00	+0.0% (noise)	—
poi_rescale	2.54 ±0.00	2.54 ±0.00	+0.0% (noise)	—
poi_local_to_global_arr	2.89 ±0.00	2.89 ±0.00	+0.0% (noise)	—
poi_save	1.40 ±0.00	1.40 ±0.00	+0.0% (noise)	—
poi_map_labels	1.71 ±0.00	1.71 ±0.00	+0.0% (noise)	—
poi_load	1.55 ±0.00	1.55 ±0.00	+0.0% (noise)	—

mri_2d — shape (68, 52, 1)

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_load_img	3.53 ±0.00	3.57 ±0.00	+1.3%	—
nii_load_seg	5.86 ±0.00	5.89 ±0.00	+0.5%	—
nii_erode_msk	5.80 ±0.00	5.82 ±0.00	+0.3%	—
poi_resample_from_to	5.13 ±0.00	5.11 ±0.00	-0.3%	—
nii_set_dtype	5.20 ±0.00	5.18 ±0.00	-0.3%	—

… 30 more measurements

Measurement	baseline MiB (median ±½·range)	head MiB (median ±½·range)	Δ %	p
nii_pad_to	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_extract_label	5.32 ±0.00	5.30 ±0.00	-0.3%	—
nii_map_labels	5.38 ±0.00	5.37 ±0.00	-0.3%	—
nii_reorient	5.76 ±0.00	5.74 ±0.00	-0.3%	—
nii_apply_crop	5.76 ±0.00	5.74 ±0.00	-0.3%	—
nii_rescale_seg	5.84 ±0.00	5.82 ±0.00	-0.3%	—
poi_calc_centroids_nocrop	5.88 ±0.00	5.86 ±0.00	-0.3%	—
poi_calc_centroids	5.95 ±0.00	5.93 ±0.00	-0.3%	—
nii_rescale	6.02 ±0.00	6.01 ±0.00	-0.3%	—
nii_resample_from_to	6.15 ±0.00	6.13 ±0.00	-0.3%	—
nii_get_connected_components	6.51 ±0.00	6.49 ±0.00	-0.2%	—
nii_filter_connected_components	6.76 ±0.00	6.74 ±0.00	-0.2%	—
nii_fill_holes	6.17 ±0.00	6.16 ±0.00	-0.2%	—
nii_save	3.65 ±0.00	3.65 ±0.00	+0.0%	—
nii_volumes	3.46 ±0.00	3.46 ±0.00	+0.0%	—
nii_center_of_masses	3.21 ±0.00	3.21 ±0.00	+0.0%	—
nii_dilate_msk	5.80 ±0.00	5.80 ±0.00	+0.0%	—
poi_reorient	3.77 ±0.00	3.77 ±0.00	+0.0%	—
poi_to_global	3.02 ±0.00	3.02 ±0.00	+0.0%	—
metric_voxels	3536.00 ±0.00	3536.00 ±0.00	+0.0%	—
metric_labels	7.00 ±0.00	7.00 ±0.00	+0.0%	—
metric_foreground_pct	50.17 ±0.00	50.17 ±0.00	+0.0%	—
nii_get_array	1.59 ±0.00	1.59 ±0.00	+0.0% (noise)	—
nii_compute_crop	2.84 ±0.00	2.84 ±0.00	+0.0% (noise)	—
nii_unique	2.90 ±0.00	2.90 ±0.00	+0.0% (noise)	—
poi_rescale	2.54 ±0.00	2.54 ±0.00	+0.0% (noise)	—
poi_local_to_global_arr	2.89 ±0.00	2.89 ±0.00	+0.0% (noise)	—
poi_save	1.40 ±0.00	1.40 ±0.00	+0.0% (noise)	—
poi_map_labels	1.71 ±0.00	1.71 ±0.00	+0.0% (noise)	—
poi_load	1.55 ±0.00	1.55 ±0.00	+0.0% (noise)	—

Gate: a measurement fails when the baseline is ≥ 1 MiB, the median grows by ≥ 50%, and Welch's t-test gives p < 0.05. metric_* rows are context only.