{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003659","488:4880003787","488:4880003723","496:4960010180","479:4790006487","488:4880003722","496:4960010899","488:4880001797","496:4960011659","479:4790006501","496:4960012288","496:4960011134","496:4960011367","496:4960012287","496:4960012338","496:4960011375","469:4690000802","496:4960010101","496:4960011210","488:4880001542","469:4690000781","490:4900008433","496:4960012229","499:4990001322","496:4960011384"],"twin_admin_codes":[488,488,488,496,479,488,496,488,496,479,496,496,496,496,496,496,469,496,496,488,469,490,496,499,496],"twin_sims":[0.47558959763932057,0.3812098119647688,0.347495264788816,0.3112505733755333,0.2920128206418889,0.2791255537650542,0.25392145017635237,0.24804796116767963,0.21655488630423303,0.21229037441836937,0.1886178643083709,0.18706035475564728,0.1671205126529114,0.16012789287511478,0.15586939989659768,0.15510021961940917,0.14776093495541132,0.136773579035108,0.13667136489395892,0.1362669432424506,0.12811541865853812,0.12371361767123364,0.12043332560061411,0.11792991590874381,0.11202409118320505],"twin_dists":[0.15834038278505136,0.18037180588049306,0.18883270256545137,0.19842824050746402,0.2037794500843872,0.20748184759526986,0.21503782176700115,0.2168657519927448,0.22718097686585342,0.22865289656925084,0.2372144048556924,0.23780326899283988,0.2456681643601688,0.24858549915961908,0.2504077655561184,0.2507407717256977,0.2539808163823336,0.2590615763032319,0.2591102478329173,0.25930308988225603,0.2632850069406205,0.2655154170465,0.2672171280702046,0.26853978895996317,0.2717476672666387],"n_dims_used":45,"mean_confidence":0.9163458930121527},"coverage":{"mean_confidence":0.9163458930121527,"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}}