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5b64772 b222781 f5652f2 b222781 f5652f2 b222781 f5652f2 b222781 ef0ebfa b222781 ef0ebfa b222781 f5652f2 b222781 f5652f2 5b64772 ef0ebfa b222781 f160e4a f5652f2 f160e4a f5652f2 f160e4a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 | # Inference-only config (active: 4x).
# Other validation rates are commented under inference.dataset.transforms.masking.
# Pair with checkpoint vsharp_ads_1d_frame_init2.pt (same stem as the training YAML).
model:
model_name: vsharp.vsharp.VSharpNet3D
num_steps: 8
num_steps_dc_gd: 8
image_init: SENSE
no_parameter_sharing: true
auxiliary_steps: -1
initializer_channels:
- 32
- 32
- 64
- 64
initializer_dilations:
- 1
- 1
- 2
- 4
initializer_multiscale: 1
initializer_activation: PRELU
unet_num_filters: 16
unet_num_pool_layers: 4
unet_dropout: 0.0
unet_norm: false
additional_models:
sampling_model:
model_name: adaptive.policy.StraightThroughPolicy
sampling_dimension: ONE_D
st_slope: 10.0
st_clamp: false
use_softplus: true
slope: 10.0
fix_sign_leakage: true
kspace_shape:
- 512
- 246
num_layers: 1
kspace_sampler: false
sampler_detach_mask: false
sampler_chans: 16
sampler_num_pool_layers: 3
sampler_fc_size: 128
sampler_drop_prob: 0.0
sampler_num_fc_layers: 3
sampler_activation: LEAKY_RELU
sampling_type: DYNAMIC_2D
num_time_steps: 12
sensitivity_model:
model_name: unet.unet_2d.UnetModel2d
in_channels: 2
out_channels: 2
num_filters: 16
num_pool_layers: 4
dropout_probability: 0.0
physics:
forward_operator: fft2
backward_operator: ifft2
inference:
batch_size: 1
crop: header
dataset:
name: CMRxRecon
transforms:
use_seed: true
delete_kspace: false
masking:
name: FastMRIEquispaced
accelerations:
- 6
center_fractions:
- 0.04
# --- 6x: uncomment these; comment out the active lists above ---
# accelerations: [8.2]
# center_fractions: [0.04]
# and set target_acceleration: 6
# --- 8x: uncomment these; comment out the active lists above ---
# accelerations: [10.25]
# center_fractions: [0.04]
# and set target_acceleration: 8.2
cropping:
image_center_crop: false
sensitivity_map_estimation:
estimate_sensitivity_maps: true
normalization:
scaling_key: acs_kspace
scale_percentile: 0.995
use_acs_as_mask: false
delete_acs_mask: false
dynamic_mask: true
target_acceleration: 4
augmentation:
pad:
- 512
- 246
kspace_context: time
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