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RELEASE_NOTES.md ADDED
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+ # Version 1.0.0
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+
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+ This is the frozen manuscript-model release for the one-pass 3 by 3 median-filter analysis.
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+
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+ Included models:
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+
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+ - 12-offset aggressive-acceleration RFR;
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+ - 20-offset primary RFR.
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+
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+ The release does not include participant imaging, liver ROIs, voxel-level labels, exploratory comparator models, or earlier training runs. Exact offsets, preprocessing, estimator settings, and file hashes are recorded in `model_manifest.json`.
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+
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+ Developed by Vadim Malis, 2026, University of California San Diego.
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+ 1eae5b4992c467e746793391f9c0ee753d1bbf1a94396767ff0f4393f9aec26a models/liver_zap_rfr_12_offsets.joblib
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+ Python==3.12.13
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+ numpy==2.5.2
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+ scipy==1.18.1
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+ scikit-learn==1.9.0
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+ joblib==1.5.3
model_manifest.json ADDED
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+ {
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+ "release": "1.0.0",
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+ "description": "Frozen liver ZAP RFR manuscript models",
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+ "author": "Vadim Malis",
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+ "affiliation": "University of California San Diego",
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+ "input_processing": "one in-plane 3 by 3 median-filter pass per offset",
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+ "normalization": "mean measured signal at negative and positive far-offset anchors",
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+ "targets": [
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+ "fraction_free",
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+ "t2_free_us",
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+ "t2_restricted_us"
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+ ],
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+ "target_transform": [
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+ "identity",
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+ "log10",
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+ "feature_mode": "physics_spectral",
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+ "estimator": {
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+ "separate_forests": 3,
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+ "n_estimators_per_target": 300,
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+ "max_depth": 24,
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+ "min_samples_leaf": 2,
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+ "max_features": 0.8,
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+ "bootstrap": true,
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+ "max_samples": 0.9
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+ },
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+ "selection": {
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+ "scope": "participant-grouped development folds only",
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+ "folds": 4,
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+ "held_out_test_data_used": false
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+ },
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