{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000283","485:4850001727","485:4850001725","499:4990003182","479:4790000353","478:4780004959","499:4990000348","488:4880000562","477:4770000555","469:4690001583","470:4700008085","500:5000003405","469:4690001582","485:4850000895","488:4880000095","477:4770001008","485:4850003122","496:4960003979","467:4670001138","469:4690005396","496:4960003837","472:4720004428","477:4770000193","488:4880005843","496:4960007348"],"twin_admin_codes":[485,485,485,499,479,478,499,488,477,469,470,500,469,485,488,477,485,496,467,469,496,472,477,488,496],"twin_sims":[0.2750741802970686,0.2482304292039234,0.22297785071307236,0.20790467353850217,0.19794967595319013,0.18516390163649252,0.18370563818384558,0.18247972179949257,0.1770604718065433,0.15200103140079366,0.15071733849730728,0.14896607367709994,0.14849552169760136,0.13882626468356582,0.1345468533046587,0.13101345499036887,0.12713783096951142,0.124459372548033,0.12190533253370943,0.12070667017004842,0.11858162900132345,0.11705406324434256,0.11556562286280266,0.1147972751232076,0.11364691650783057],"twin_dists":[0.2086670775238716,0.21680855075222757,0.22500040597349205,0.23018768920652438,0.23375549298477466,0.23852494551149536,0.23908341727654744,0.23955532960737555,0.24166874548960657,0.2520949090448899,0.25266173614509535,0.2534407824057967,0.2536512561638782,0.2580898555864099,0.26012811250854684,0.2618480476858022,0.26377527540689844,0.2651333466204758,0.26644918258041955,0.2670739847387999,0.2681934076688436,0.2690076164378056,0.26980884741545763,0.27022555667443293,0.27085347589759207],"n_dims_used":45,"mean_confidence":0.9117936028374566},"coverage":{"mean_confidence":0.9117936028374566,"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}}