Datasets:
id stringclasses 6 values | case_context stringclasses 6 values | ai_ffr_prediction float64 0.72 0.84 | myocardial_perfusion_index float64 0.45 0.88 | wall_motion_score float64 0.5 1 | stress_test_result stringclasses 4 values | heart_rate int64 62 90 | blood_pressure_systolic int64 118 145 | physiology_alignment_error float64 0.02 0.25 | physiological_coherence_score float64 0.35 0.95 | baseline_label stringclasses 6 values | notes stringclasses 6 values | constraints stringclasses 1 value | gold_checklist stringclasses 1 value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
PPCB-001 | normal physiology | 0.84 | 0.88 | 1 | normal | 62 | 118 | 0.02 | 0.95 | high-coherence | aligned | <=250 words | coherence+error+baseline |
PPCB-002 | mild perfusion drop | 0.8 | 0.75 | 1 | mild defect | 70 | 122 | 0.05 | 0.85 | stable | expected mild shift | <=250 words | coherence+error+baseline |
PPCB-003 | wall motion mild abnormal | 0.78 | 0.82 | 0.8 | borderline | 74 | 128 | 0.07 | 0.78 | stable-low | minor discordance | <=250 words | coherence+error+baseline |
PPCB-004 | perfusion abnormal | 0.76 | 0.6 | 0.7 | abnormal | 80 | 132 | 0.12 | 0.6 | edge | baseline drift | <=250 words | coherence+error+baseline |
PPCB-005 | multi-modal mismatch | 0.74 | 0.58 | 0.6 | abnormal | 85 | 138 | 0.18 | 0.48 | low-coherence | unstable baseline | <=250 words | coherence+error+baseline |
PPCB-006 | severe mismatch | 0.72 | 0.45 | 0.5 | abnormal | 90 | 145 | 0.25 | 0.35 | fragile | physiology conflict | <=250 words | coherence+error+baseline |
Goal
Define the baseline coherence
between AI-derived FFR predictions
and real physiological signals.
Signals include:
- myocardial perfusion
- wall motion
- stress test results
- vital signs
This dataset establishes
what physiologically plausible alignment
looks like.
Without this baseline
implausibility cannot be detected.
Required output
The model must provide:
- physiological_coherence_score
- interpretation of alignment error
- baseline_label
Why this matters
AI-FFR can remain stable numerically
while becoming physiologically implausible.
This dataset detects the moment
prediction and physiology
stop telling the same story.
It enables:
- cardiology validation workflows
- deployment safety checks
- regulator review
- multi-modality consistency testing
Evaluation
The scorer checks:
- coherence reasoning present
- numeric interpretation
- baseline classification
Future versions will include
true regression scoring
against ground-truth coherence values.
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