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David Rotermund
GitHub
parent
64485b7ea5
commit
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2 changed files with 301 additions and 146 deletions
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@ -6,6 +6,7 @@ import matplotlib.pyplot as plt
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import h5py # type: ignore
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import scipy.io as sio # type: ignore
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from functions.binning import binning
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from functions.align_cameras import align_cameras
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from functions.preprocessing import preprocessing
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@ -132,65 +133,62 @@ if remove_heartbeat:
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interpolate_along_time(camera_sequence)
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original_shape = camera_sequence[0].shape
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heartbeat_ts: list[torch.Tensor] = []
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for i in range(0, len(camera_sequence)):
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heartbeat_ts: torch.Tensor = bandpass(
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data=camera_sequence[channels.index("volume")].clone(),
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device=camera_sequence[channels.index("volume")].device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=sample_frequency,
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filtfilt_chuck_size=10,
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)
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heartbeat_ts.append(
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bandpass(
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heartbeat_ts_copy = heartbeat_ts.clone()
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heartbeat_ts = heartbeat_ts.flatten(start_dim=0, end_dim=-2)
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heartbeat_ts = heartbeat_ts[mask_flatten, :]
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heartbeat_ts = heartbeat_ts.movedim(0, -1)
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heartbeat_ts -= heartbeat_ts.mean(dim=0, keepdim=True)
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volume_heartbeat, _, _ = torch.linalg.svd(heartbeat_ts, full_matrices=False)
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volume_heartbeat = volume_heartbeat[:, 0]
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volume_heartbeat -= volume_heartbeat[first_none_ramp_frame:].mean()
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volume_heartbeat = volume_heartbeat.unsqueeze(0).unsqueeze(0)
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heartbeat_coefficients: list[torch.Tensor] = []
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for i in range(0, len(camera_sequence)):
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y = bandpass(
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data=camera_sequence[i].clone(),
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device=camera_sequence[i].device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=100.0,
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fs=sample_frequency,
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filtfilt_chuck_size=10,
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)[..., first_none_ramp_frame:]
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y -= y.mean(dim=-1, keepdim=True)
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heartbeat_coefficients.append(
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(
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(volume_heartbeat[..., first_none_ramp_frame:] * y).sum(
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dim=-1, keepdim=True
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)
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/ (volume_heartbeat[..., first_none_ramp_frame:] ** 2).sum(
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dim=-1, keepdim=True
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)
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)
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for i in range(0, len(heartbeat_ts)):
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heartbeat_ts[i] = heartbeat_ts[i].flatten(start_dim=0, end_dim=-2)
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heartbeat_ts[i] = heartbeat_ts[i][mask_flatten, :]
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heartbeat_ts[i] = heartbeat_ts[i].movedim(0, -1)
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heartbeat_ts[i] -= heartbeat_ts[i].mean(dim=0, keepdim=True)
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heartbeat_ts_cat = torch.cat(
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(heartbeat_ts[0], heartbeat_ts[1], heartbeat_ts[2], heartbeat_ts[3]),
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dim=-1,
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* mask.unsqueeze(-1)
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)
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del y
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u_a, s_a, Vh_a = torch.linalg.svd(heartbeat_ts_cat, full_matrices=False)
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u_a = u_a[:, 0]
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Vh_a = Vh_a[0, :] * s_a[0]
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heart_beat_activity_map: list[torch.Tensor] = []
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start_pos: int = 0
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end_pos: int = 0
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for i in range(0, len(camera_sequence)):
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end_pos = start_pos + int(mask_flatten.sum())
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heart_beat_activity_map.append(
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torch.full(
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(original_shape[0], original_shape[1]),
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torch.nan,
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device=Vh_a.device,
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dtype=Vh_a.dtype,
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).flatten(start_dim=0, end_dim=-1)
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)
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heart_beat_activity_map[-1][mask_flatten] = Vh_a[start_pos:end_pos]
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heart_beat_activity_map[-1] = heart_beat_activity_map[-1].reshape(
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(original_shape[0], original_shape[1])
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)
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start_pos = end_pos
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donor_power_factor = float(torch.abs(torch.nanmean(heart_beat_activity_map[0])))
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acceptor_power_factor = float(torch.abs(torch.nanmean(heart_beat_activity_map[1])))
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power_factors: None | list[float] = [donor_power_factor, acceptor_power_factor]
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donor_power_factor = heartbeat_coefficients[channels.index("donor")].clone()
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acceptor_power_factor = heartbeat_coefficients[channels.index("acceptor")].clone()
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power_factors: None | list[torch.Tensor] = [
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donor_power_factor,
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acceptor_power_factor,
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]
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for i in range(0, len(camera_sequence)):
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camera_sequence[i] -= heart_beat_activity_map[i].unsqueeze(-1) * u_a.unsqueeze(
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0
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).unsqueeze(0)
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camera_sequence[i] -= heartbeat_coefficients[i] * volume_heartbeat
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else:
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power_factors = None
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# <-
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@ -231,105 +229,16 @@ plt.figure(1)
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plt.subplot(2, 1, 1)
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new_select = new[pos_x, pos_y, :]
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old_select = old[pos_x, pos_y, :]
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plt.plot(new_select, label="New")
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plt.plot(old_select, "--", label="Old")
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plt.plot(old_select - new_select + 1.0, label="Old - New + 1")
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plt.plot(old_select, "r", label="Old")
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plt.plot(new_select, "k", label="New")
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# plt.plot(old_select - new_select + 1.0, label="Old - New + 1")
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plt.title(f"Position: {pos_x}, {pos_y}")
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plt.legend()
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plt.subplot(2, 1, 2)
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differences = (np.abs(new - old)).max(axis=-1)
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plt.imshow(differences)
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differences = (np.abs(new - old)).max(axis=-1) * mask.cpu().numpy()
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plt.imshow(differences, cmap="hot")
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plt.title("Max of abs(new-old) along time")
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plt.colorbar()
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plt.show(block=False)
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ratio_sequence_a = bandpass(
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data=data_acceptor,
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device=data_acceptor.device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=100.0,
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filtfilt_chuck_size=10,
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)
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ratio_sequence_b = bandpass(
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data=data_donor,
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device=data_donor.device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=100.0,
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filtfilt_chuck_size=10,
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)
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original_shape = ratio_sequence_a.shape
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ratio_sequence_a = ratio_sequence_a.flatten(start_dim=0, end_dim=-2)
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ratio_sequence_b = ratio_sequence_b.flatten(start_dim=0, end_dim=-2)
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mask = mask.flatten(start_dim=0, end_dim=-1)
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ratio_sequence_a = ratio_sequence_a[mask, :]
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ratio_sequence_b = ratio_sequence_b[mask, :]
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ratio_sequence_a = ratio_sequence_a.movedim(0, -1)
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ratio_sequence_b = ratio_sequence_b.movedim(0, -1)
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ratio_sequence_a -= ratio_sequence_a.mean(dim=0, keepdim=True)
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ratio_sequence_b -= ratio_sequence_b.mean(dim=0, keepdim=True)
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u_a, s_a, Vh_a = torch.linalg.svd(ratio_sequence_a, full_matrices=False)
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u_a = u_a[:, 0]
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s_a = s_a[0]
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Vh_a = Vh_a[0, :]
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u_a_std = torch.std(u_a)
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u_a /= u_a_std
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Vh_a *= u_a_std
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heartbeatactivitmap_a = torch.zeros(
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(original_shape[0], original_shape[1]), device=Vh_a.device, dtype=Vh_a.dtype
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).flatten(start_dim=0, end_dim=-1)
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heartbeatactivitmap_a *= torch.nan
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heartbeatactivitmap_a[mask] = s_a * Vh_a
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heartbeatactivitmap_a = heartbeatactivitmap_a.reshape(
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(original_shape[0], original_shape[1])
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)
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u_b, s_b, Vh_b = torch.linalg.svd(ratio_sequence_b, full_matrices=False)
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u_b = u_b[:, 0]
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s_b = s_b[0]
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Vh_b = Vh_b[0, :]
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u_b_std = torch.std(u_b)
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u_b /= u_b_std
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Vh_b *= u_b_std
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heartbeatactivitmap_b = torch.zeros(
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(original_shape[0], original_shape[1]), device=Vh_b.device, dtype=Vh_b.dtype
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).flatten(start_dim=0, end_dim=-1)
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heartbeatactivitmap_b *= torch.nan
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heartbeatactivitmap_b[mask] = s_b * Vh_b
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heartbeatactivitmap_b = heartbeatactivitmap_b.reshape(
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(original_shape[0], original_shape[1])
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)
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plt.figure(2)
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plt.subplot(2, 1, 1)
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plt.plot(u_a.cpu(), label="aceptor")
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plt.plot(u_b.cpu(), label="donor")
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plt.legend()
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plt.subplot(2, 1, 2)
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plt.imshow(
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torch.cat(
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(
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heartbeatactivitmap_a,
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heartbeatactivitmap_b,
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),
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dim=1,
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).cpu()
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)
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plt.colorbar()
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plt.show()
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246
reproduction_effort/binning_aligned_process_classic.py
Normal file
246
reproduction_effort/binning_aligned_process_classic.py
Normal file
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@ -0,0 +1,246 @@
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import numpy as np
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import torch
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import os
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import json
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import matplotlib.pyplot as plt
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import h5py # type: ignore
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import scipy.io as sio # type: ignore
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from functions.binning import binning
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from functions.align_cameras import align_cameras
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from functions.preprocessing import preprocessing
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from functions.bandpass import bandpass
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if torch.cuda.is_available():
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device_name: str = "cuda:0"
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else:
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device_name = "cpu"
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print(f"Using device: {device_name}")
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device: torch.device = torch.device(device_name)
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dtype: torch.dtype = torch.float32
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filename_raw: str = f"raw{os.sep}Exp001_Trial001_Part001.npy"
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filename_raw_json: str = f"raw{os.sep}Exp001_Trial001_Part001_meta.txt"
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filename_mask: str = "2020-12-08maskPixelraw2.mat"
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first_none_ramp_frame: int = 100
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spatial_width: float = 2
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temporal_width: float = 0.1
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lower_freqency_bandpass: float = 5.0
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upper_freqency_bandpass: float = 14.0
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lower_frequency_heartbeat: float = 5.0
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upper_frequency_heartbeat: float = 14.0
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sample_frequency: float = 100.0
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target_camera: list[str] = ["acceptor", "donor"]
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regressor_cameras: list[str] = ["oxygenation", "volume"]
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batch_size: int = 200
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required_order: list[str] = ["acceptor", "donor", "oxygenation", "volume"]
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test_overwrite_with_old_bining: bool = False
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test_overwrite_with_old_aligned: bool = True
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filename_data_binning_replace: str = "bin_old/Exp001_Trial001_Part001.mat"
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filename_data_aligned_replace: str = "aligned_old/Exp001_Trial001_Part001.mat"
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data = torch.tensor(np.load(filename_raw).astype(np.float32), dtype=dtype)
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with open(filename_raw_json, "r") as file_handle:
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metadata: dict = json.load(file_handle)
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channels: list[str] = metadata["channelKey"]
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data = binning(data).to(device)
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if test_overwrite_with_old_bining:
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data = torch.tensor(
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sio.loadmat(filename_data_binning_replace)["nparray"].astype(np.float32),
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dtype=dtype,
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device=device,
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)
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ref_image = data[:, :, data.shape[-2] // 2, :].clone()
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(
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acceptor,
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donor,
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oxygenation,
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volume,
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angle_donor_volume,
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tvec_donor_volume,
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angle_refref,
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tvec_refref,
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) = align_cameras(
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channels=channels,
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data=data,
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ref_image=ref_image,
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device=device,
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dtype=dtype,
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batch_size=batch_size,
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fill_value=-1,
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)
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del data
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camera_sequence: list[torch.Tensor] = []
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for cam in required_order:
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if cam.startswith("acceptor"):
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camera_sequence.append(acceptor.movedim(0, -1).clone())
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del acceptor
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if cam.startswith("donor"):
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camera_sequence.append(donor.movedim(0, -1).clone())
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del donor
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if cam.startswith("oxygenation"):
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camera_sequence.append(oxygenation.movedim(0, -1).clone())
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del oxygenation
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if cam.startswith("volume"):
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camera_sequence.append(volume.movedim(0, -1).clone())
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del volume
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if test_overwrite_with_old_aligned:
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data_aligned_replace: torch.Tensor = torch.tensor(
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sio.loadmat(filename_data_aligned_replace)["data"].astype(np.float32),
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device=device,
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dtype=dtype,
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)
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camera_sequence[0] = data_aligned_replace[..., 0].clone()
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camera_sequence[1] = data_aligned_replace[..., 1].clone()
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camera_sequence[2] = data_aligned_replace[..., 2].clone()
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camera_sequence[3] = data_aligned_replace[..., 3].clone()
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del data_aligned_replace
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data_acceptor, data_donor, mask = preprocessing(
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cameras=channels,
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camera_sequence=camera_sequence,
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filename_mask=filename_mask,
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device=device,
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first_none_ramp_frame=first_none_ramp_frame,
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spatial_width=spatial_width,
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temporal_width=temporal_width,
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target_camera=target_camera,
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regressor_cameras=regressor_cameras,
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lower_frequency_heartbeat=lower_frequency_heartbeat,
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upper_frequency_heartbeat=upper_frequency_heartbeat,
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sample_frequency=sample_frequency,
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)
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ratio_sequence: torch.Tensor = data_acceptor / data_donor
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ratio_sequence /= ratio_sequence.mean(dim=-1, keepdim=True)
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ratio_sequence = torch.nan_to_num(ratio_sequence, nan=0.0)
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new: np.ndarray = ratio_sequence.cpu().numpy()
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file_handle = h5py.File("old.mat", "r")
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old: np.ndarray = np.array(file_handle["ratioSequence"]) # type:ignore
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# HDF5 loads everything backwards...
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old = np.moveaxis(old, 0, -1)
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old = np.moveaxis(old, 0, -2)
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pos_x = 25
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pos_y = 75
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plt.figure(1)
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plt.subplot(2, 1, 1)
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new_select = new[pos_x, pos_y, :]
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old_select = old[pos_x, pos_y, :]
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plt.plot(new_select, label="New")
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plt.plot(old_select, "--", label="Old")
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plt.plot(old_select - new_select + 1.0, label="Old - New + 1")
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plt.title(f"Position: {pos_x}, {pos_y}")
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plt.legend()
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plt.subplot(2, 1, 2)
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differences = (np.abs(new - old)).max(axis=-1)
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plt.imshow(differences)
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plt.title("Max of abs(new-old) along time")
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plt.colorbar()
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plt.show(block=False)
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ratio_sequence_a = bandpass(
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data=data_acceptor,
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device=data_acceptor.device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=100.0,
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filtfilt_chuck_size=10,
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)
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ratio_sequence_b = bandpass(
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data=data_donor,
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device=data_donor.device,
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low_frequency=lower_freqency_bandpass,
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high_frequency=upper_freqency_bandpass,
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fs=100.0,
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filtfilt_chuck_size=10,
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)
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original_shape = ratio_sequence_a.shape
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ratio_sequence_a = ratio_sequence_a.flatten(start_dim=0, end_dim=-2)
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ratio_sequence_b = ratio_sequence_b.flatten(start_dim=0, end_dim=-2)
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mask = mask.flatten(start_dim=0, end_dim=-1)
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ratio_sequence_a = ratio_sequence_a[mask, :]
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ratio_sequence_b = ratio_sequence_b[mask, :]
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ratio_sequence_a = ratio_sequence_a.movedim(0, -1)
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ratio_sequence_b = ratio_sequence_b.movedim(0, -1)
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ratio_sequence_a -= ratio_sequence_a.mean(dim=0, keepdim=True)
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ratio_sequence_b -= ratio_sequence_b.mean(dim=0, keepdim=True)
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u_a, s_a, Vh_a = torch.linalg.svd(ratio_sequence_a, full_matrices=False)
|
||||
u_a = u_a[:, 0]
|
||||
s_a = s_a[0]
|
||||
Vh_a = Vh_a[0, :]
|
||||
|
||||
heartbeatactivitmap_a = torch.zeros(
|
||||
(original_shape[0], original_shape[1]), device=Vh_a.device, dtype=Vh_a.dtype
|
||||
).flatten(start_dim=0, end_dim=-1)
|
||||
|
||||
heartbeatactivitmap_a *= torch.nan
|
||||
heartbeatactivitmap_a[mask] = s_a * Vh_a
|
||||
heartbeatactivitmap_a = heartbeatactivitmap_a.reshape(
|
||||
(original_shape[0], original_shape[1])
|
||||
)
|
||||
|
||||
u_b, s_b, Vh_b = torch.linalg.svd(ratio_sequence_b, full_matrices=False)
|
||||
u_b = u_b[:, 0]
|
||||
s_b = s_b[0]
|
||||
Vh_b = Vh_b[0, :]
|
||||
|
||||
heartbeatactivitmap_b = torch.zeros(
|
||||
(original_shape[0], original_shape[1]), device=Vh_b.device, dtype=Vh_b.dtype
|
||||
).flatten(start_dim=0, end_dim=-1)
|
||||
|
||||
heartbeatactivitmap_b *= torch.nan
|
||||
heartbeatactivitmap_b[mask] = s_b * Vh_b
|
||||
heartbeatactivitmap_b = heartbeatactivitmap_b.reshape(
|
||||
(original_shape[0], original_shape[1])
|
||||
)
|
||||
|
||||
plt.figure(2)
|
||||
plt.subplot(2, 1, 1)
|
||||
plt.plot(u_a.cpu(), label="aceptor")
|
||||
plt.plot(u_b.cpu(), label="donor")
|
||||
plt.legend()
|
||||
plt.subplot(2, 1, 2)
|
||||
plt.imshow(
|
||||
torch.cat(
|
||||
(
|
||||
heartbeatactivitmap_a,
|
||||
heartbeatactivitmap_b,
|
||||
),
|
||||
dim=1,
|
||||
).cpu()
|
||||
)
|
||||
plt.colorbar()
|
||||
plt.show()
|
||||
Loading…
Reference in a new issue