{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013235","490:4900012533","490:4900013084","490:4900013017","490:4900013018","490:4900012607","490:4900013014","490:4900012606","490:4900013013","490:4900013051","494:4940008148","494:4940005055","494:4940005572","490:4900013268","494:4940008051","490:4900013047","478:4780004278","490:4900012976","494:4940008151","490:4900000860","490:4900002243","490:4900013232","494:4940008052","490:4900013082","494:4940008149"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,494,494,490,494,490,478,490,494,490,490,490,494,490,494],"twin_sims":[0.6706247962264862,0.031957470811003565,0.029782271560525216,0.028205754122167512,0.02645880624167285,0.022369730863118865,0.021178001840978608,0.019798816714981435,0.01732010795968917,0.013559365344645833,0.01236805841702383,0.006608424772002921,0.00540559806359766,0.005312515888373795,0.004896116222467899,0.004566417636407984,0.0035853302183720542,0.0026844700693486523,0.002228276352306306,0.0021806465288115987,0.0021020426557010136,0.0017143494310617941,0.0016141748539854467,0.0015534038563303392,0.0015035330819251],"twin_dists":[0.11609725440500536,0.3408233839186293,0.3442943987184946,0.34694866437821203,0.35004324603275966,0.35804144518716013,0.3606113024974599,0.3637474923850337,0.36989782269278687,0.38089677675925965,0.38494754498941697,0.41149558329268776,0.41965018065998755,0.42034775185503953,0.42361040280322837,0.4263772205774732,0.43584084960493213,0.4468992973604652,0.4538747077264373,0.45467697931027595,0.45603686344840605,0.46351626322998263,0.46570214586134207,0.4670900038986681,0.4682668739329432],"n_dims_used":45,"mean_confidence":0.9122486538357205},"coverage":{"mean_confidence":0.9122486538357205,"n_dims_used":45,"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}}