{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002804","490:4900002350","496:4960012061","490:4900002507","490:4900002656","490:4900005673","496:4960012130","496:4960012000","490:4900002508","496:4960011645","490:4900001891","490:4900001744","496:4960011571","490:4900004037","490:4900002654","490:4900004873","496:4960011466","490:4900005281","490:4900004593","496:4960012190","490:4900004876","490:4900002496","490:4900004597","490:4900001316","490:4900001220"],"twin_admin_codes":[490,490,496,490,490,490,496,496,490,496,490,490,496,490,490,490,496,490,490,496,490,490,490,490,490],"twin_sims":[0.7755774070801079,0.7660829489107919,0.6087009518137408,0.5933015966434073,0.5818494170335128,0.5503165508949054,0.5497927736379722,0.5184430485323258,0.49432245262375824,0.47338392313797056,0.4732987483170572,0.46931067214056393,0.4649225527762604,0.46040640721901605,0.45576091493132864,0.4544814601139125,0.440710951655019,0.4405130423080706,0.43963975239329384,0.4390160020948444,0.4341185117705504,0.4114538048695418,0.4018787848825508,0.38666632055865774,0.380699690818266],"twin_dists":[0.09259376695531715,0.09481101351718756,0.12940976754939384,0.1327076315586792,0.13516229494721899,0.14194534268878325,0.14205845096044004,0.1488664289929123,0.15417006871189937,0.15883480342253548,0.15885391131104337,0.15974987623944212,0.16073870579783228,0.16175977513647924,0.1628138104915046,0.1631047928925961,0.16625619175860706,0.1663017556021695,0.16650290502879245,0.16664667245521106,0.16777830638637314,0.17308508190717523,0.1753646842022311,0.17903782699524204,0.18049698398241845],"n_dims_used":45,"mean_confidence":0.9164352416992188},"coverage":{"mean_confidence":0.9164352416992188,"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}}