{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003005","480:4800003360","480:4800002779","480:4800002627","480:4800002781","480:4800003306","480:4800003307","480:4800002841","480:4800003041","480:4800003221","480:4800003411","480:4800003219","480:4800002777","480:4800003466","480:4800002922","480:4800003303","480:4800002872","480:4800003001","480:4800003305","480:4800002792","480:4800002923","480:4800003213","480:4800002675","480:4800002832","480:4800003261"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.637956914972508,0.6241597640620876,0.6151374387042373,0.5747048317508267,0.5697691986849241,0.5503115980963719,0.5472115083400747,0.5358743701093944,0.5310237591067982,0.5300086988643118,0.5289962799221546,0.5263223306550822,0.5125560242380685,0.5081350537867368,0.5050389920626179,0.4892163410436396,0.48641124386810836,0.4854206699158952,0.48458893326693936,0.4769821200197249,0.47532374303812885,0.4739163318589061,0.459830497518263,0.4555438215762788,0.4468085044398203],"twin_dists":[0.12313916892735031,0.12609855157013128,0.12803142084283023,0.13669543748736399,0.13775562426470525,0.1419464121497808,0.14261612973517057,0.1450710847201223,0.1461244994457603,0.14634519322693965,0.14656540219131875,0.14714744541207447,0.15015482065272726,0.15112480322783212,0.1518054033279916,0.15530191916032493,0.1559252164872376,0.15614558545840054,0.15633072555910638,0.15802862409884644,0.15839993632556437,0.15871539008025481,0.16189023798577923,0.16286316235341952,0.1648562281979559],"n_dims_used":43,"mean_confidence":0.9215134021847747},"coverage":{"mean_confidence":0.9215134021847747,"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}}