{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002620","490:4900001425","490:4900000719","490:4900002609","487:4870011340","490:4900003601","487:4870004163","474:4740005439","487:4870012868","486:4860000408","466:4660003498","487:4870004412","490:4900006888","487:4870012413","487:4870003701","490:4900003750","490:4900003762","487:4870012412","466:4660014193","469:4690001752","487:4870003448","474:4740004460","490:4900004451","474:4740004249","487:4870002921"],"twin_admin_codes":[490,490,490,490,487,490,487,474,487,486,466,487,490,487,487,490,490,487,466,469,487,474,490,474,487],"twin_sims":[0.2777868728904394,0.1909206484458038,0.13424981665307306,0.12825416885228139,0.11817024994456561,0.11814104899291604,0.11201421980892516,0.09911110954909169,0.09780578006376474,0.09376198060149186,0.08780004661671728,0.07826725068808137,0.07675491105041884,0.06851568884968581,0.0676007995951786,0.0671940913943764,0.06716747311869567,0.06688861705433878,0.06656969504542157,0.06644525255280069,0.06502029125797724,0.06330484880696986,0.06233628212373736,0.061587107909372094,0.06114183222157345],"twin_dists":[0.2078723107936464,0.2363499718018239,0.26027138313170856,0.263215652240168,0.26841188275245775,0.26842741291158595,0.2717531369580082,0.2792460788871574,0.28004575247002994,0.2825775076448353,0.28647222340749007,0.2931613289173828,0.29428182710799816,0.3007200228313238,0.3014730943564697,0.3018105346645717,0.3018326774491216,0.3020650786880366,0.30233184140432046,0.30243621417704647,0.30364287861890843,0.30512453182954985,0.30597567289942157,0.3066414875577227,0.30704037310608673],"n_dims_used":43,"mean_confidence":0.9165212054585301},"coverage":{"mean_confidence":0.9165212054585301,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}