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add support for mac GPUS #1

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Merged
TahaBinhuraib merged 1 commit into from
Sep 30, 2025
Merged

add support for mac GPUS #1

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11 changes: 9 additions & 2 deletions encoding/models/nested_cv.py
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Original file line number Diff line number Diff line change
Expand Up @@ -81,7 +81,14 @@ def fit_predict(
alphas = np.logspace(-1, 8, 10)

# Determine device - use GPU if available and requested
device = "cuda" if use_gpu and torch.cuda.is_available() else "cpu"

if use_gpu:
if torch.backends.mps.is_available():
device = "mps:0"
elif torch.cuda.is_available():
device = "cuda"
else:
device = "cpu"
logger.info(f"Using device: {device}")
logger.info(f"Folding type: {folding_type}")

Expand Down Expand Up @@ -397,7 +404,7 @@ def _find_best_alphas(
# Find the best alpha for each voxel
best_alpha_idx = torch.argmax(mean_inner_corrs, dim=0) # Shape: (n_voxels,)
best_valphas = torch.tensor(
[alphas[i] for i in best_alpha_idx], device=X_train.device
[alphas[i] for i in best_alpha_idx], device=X_train.device, dtype=torch.float32
)
if logger:
logger.info("Found best alphas for each voxel")
Expand Down
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