{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009880","490:4900010362","490:4900010263","490:4900010871","490:4900010447","490:4900010614","490:4900009374","490:4900009476","490:4900009783","490:4900010189","490:4900010790","490:4900010178","490:4900009684","490:4900009366","490:4900002265","490:4900012056","490:4900011732","490:4900010352","490:4900010354","490:4900010176","490:4900010357","490:4900008831","490:4900009271","490:4900010076","490:4900012059"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5335542647869229,0.5026300445913964,0.497657646862556,0.3542206578020819,0.35302143483176623,0.35048719766421066,0.32585666678498004,0.3193955302120478,0.28525729033053593,0.2765924220175676,0.2685549524383945,0.2683329785498318,0.2541437102639082,0.24627749606658458,0.2371760530356266,0.23185091659931245,0.2316221896742388,0.20362297785265282,0.194330752316708,0.1930702158400068,0.18829019903081096,0.18414162251934005,0.1837535000280124,0.17280987695500977,0.17217021204508712],"twin_dists":[0.14557470153938173,0.1523357291433192,0.15343261056401125,0.18711260671353258,0.18741806544780812,0.18806535206106184,0.19449090769128907,0.19622011064901218,0.20570771894240222,0.20822167483890072,0.2105969753355201,0.21066319325934596,0.2149691822454136,0.21742217640610864,0.22032414026825234,0.22205580510484083,0.222130766048845,0.2317075250007054,0.23508313014900525,0.23554959809609696,0.23733800489342122,0.23891612196560724,0.23906503813150434,0.24335881749023455,0.24361571531625015],"n_dims_used":45,"mean_confidence":0.9209346347384982},"coverage":{"mean_confidence":0.9209346347384982,"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}}