{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001908","491:4910001442","491:4910001440","491:4910001115","491:4910002585","491:4910001050","491:4910002202","491:4910001840","491:4910001782","491:4910001051","491:4910001601","491:4910002052","491:4910001358","491:4910002053","491:4910002203","491:4910001986","491:4910001655","491:4910001615","492:4920000518","491:4910000984","491:4910001235","491:4910001557","491:4910002983","491:4910002668","491:4910001851"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491],"twin_sims":[0.48956164653736234,0.4545134810912059,0.3240671501353976,0.18835233776373808,0.15844769756521587,0.1440051356302308,0.14078408410394055,0.12516228904451945,0.12278900650295625,0.1187424376859681,0.11576792071700885,0.11461864421306124,0.11206242213172564,0.10818060481714246,0.10643014871228382,0.09693579772912318,0.09266477397418778,0.09137879158487261,0.09079815978772852,0.0900757749915263,0.08145245404282958,0.08118825940733598,0.08089229238651686,0.07955382651924249,0.07851684163937482],"twin_dists":[0.15522526647591262,0.1630975068151756,0.19496791005492475,0.23731455370326074,0.249300208277162,0.255684989731317,0.2571729906932767,0.26477481316196183,0.26599156107010713,0.26810816316271274,0.269699486458374,0.2703227432603407,0.2717264317572274,0.27390607467184425,0.2749088212058109,0.2805833863837163,0.2832792640149314,0.28411016236434095,0.28448835304082415,0.2849615555900998,0.29085714390073436,0.29104548819501264,0.2912570668660659,0.29222171909462613,0.2929780831439796],"n_dims_used":45,"mean_confidence":0.8992521497938368},"coverage":{"mean_confidence":0.8992521497938368,"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}}