{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000924","490:4900001185","490:4900000229","490:4900001424","490:4900002933","490:4900003223","490:4900002490","490:4900001866","490:4900001880","490:4900000568","490:4900004156","490:4900000664","490:4900002781","490:4900000276","496:4960008957","490:4900000679","490:4900004442","490:4900003061","490:4900004298","490:4900000045","490:4900002189","490:4900000923","490:4900001839","490:4900004585","490:4900000199"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7648674636267001,0.6436388987862111,0.6070511381320702,0.5151071025612801,0.4962261340781988,0.46771697977712534,0.44699909822934697,0.4421765623383256,0.4354042476293729,0.43438525546058254,0.4342313753048594,0.4313993948415344,0.4306764374677501,0.423361453989235,0.42231164812927385,0.4192531896892251,0.41196746520741867,0.41072342831802516,0.4095433160583819,0.40533848966266983,0.4039913442253575,0.3931259158521261,0.39109669096295063,0.3899440547070236,0.38805473489116116],"twin_dists":[0.09509308683958304,0.12191851905688045,0.1297630388804863,0.14959606604479606,0.1537489639224057,0.16010863480220466,0.16481258721506634,0.16591901773230056,0.16748073010660583,0.16771654112398843,0.1677521706581382,0.1684087988316725,0.16857670389358348,0.1702821409220009,0.1705278957202032,0.171245337313153,0.1729634563976493,0.17325813624307954,0.1735380356034013,0.17453824414315416,0.17485966696913804,0.17747008407368095,0.17796126754343627,0.1782407986538542,0.17869982658825034],"n_dims_used":45,"mean_confidence":0.914728291829427},"coverage":{"mean_confidence":0.914728291829427,"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}}